CDC Electrical Power Production Practice Test

These questions are part of the practice quiz. Start practicing

• Why is it dangerous to open the secondary winding of a current transformer while the switchgear is energized?
• What happens to the thermostat when the coolant reaches operating temperature?
• Which component provides the electrical spark to ignite the air/fuel mixture?
• What must be done once commercial power is restored after installing an ATS?
• What should be adjusted if a parallel generator is taking too much load?
• Which tool is used to tighten a nut or bolt to a specified amount of pressure?
• At what pressure do most cooling systems operate?
• Where is the coolant level indicator located on the BPU?
• What initial adjustment is made to low-speed air/fuel mixture?
• How far are purchase tapes rotated before entering the sheaves of the LWFB?
• Where are the post maintenance operational checkout instructions located?
• What ATS adjustment can be set to zero when a generator has a built-in shutdown timer?
• How many connections does a fuel bladder have?
• What is essential to do before connecting a megohmmeter?
• How is power characterized in a parallel circuit?
• What is an important consideration during the installation of the MAAS?
• Why are coolant additives necessary in a cooling system?
• In what situation is placing the dead crank switch in the OFF position necessary?
• How is the radiator fan controlled on a BPU?
• What could lead to an engine running below its normal temperature?
• What is the equivalent to an intake manifold in a 2 stroke engine?
• What does the MA-1A webbing assembly function as?
• What is the recommended interval for inspecting and cleaning the crankcase breather and replacing coalescers?
• What is the purpose of the MA-1A deck hooks?
• What provides guidance for managing the inspection and maintenance program?
• What is the warm-up time for bulbs on the TF-2?
• Which of the following is NOT a step in troubleshooting?
• Which component is essential for minimizing cross currents?
• Which of the following are the rotating components in a Roosa Master distributive injector pump?
• What is a helpful step when bleeding a fuel system?
• In troubleshooting, which step follows "find the problem"?
• When might you diagnose a direct short or ground?
• What type of oil pressure gauge indicates pressure through direct pressure application?
• What is corrected to optimize performance in generator operations?
• Which feature is critical for preventing ice buildup in the BAK-14's pneumatic components?
• What is the first step in identifying phase rotation?
• How often should MEP 12 oil be changed?
• What component collects and directs burned gases in the exhaust system?
• What is indicated in block 16 of AFI Form 487?
• What component does a magnetic field have little to no influence on?
• Which condition is a common cause of high oil consumption?
• For how many seconds should you hold the switch on a battery tester during load testing?
• When the north pole is positioned at 0 degrees, what occurs?
• What is the main cause of erosion in the silencer?
• Which components are part of the BAK-12 rewind clutch?
• At what angles does the sine wave reach its maximum values?
• What is a common interval for changing oil in many power units similar to the TF-2?
• What should you inspect for inside the housing of a load bank?
• What does voltage represent in an electrical circuit?
• What is the function of a power analyzer?
• What are magnetic lines of force?
• What occurs when the coil of a crank relay energizes?
• What occurs during ignition in a 4-stroke engine?
• What color will a transformer turn if it gets too hot?
• How long should you let the MEP warm up before adding load?
• Where is the 100 amp circuit breaker that powers the cooling fans located?
• Which tool provides a 3/8 inch clearance between the bolt head and the anchor plate?
• What is the maximum height that the TF-2 mast can extend?
• What characteristic does 'C' represent in conductor properties?
• Which screen on a BPU DCS is the fuel source selected?
• Which block of AFI Form 487 addresses the Lubrication System?
• What are the sequential events that occur within an engine?
• What are the main journals in an engine?
• How many 3 phase outputs are provided by a PDC?
• What is the function of damping windings?
• What drives the fan in a typical engine cooling system?
• What factors should be considered when determining the capability of an Automatic Transfer Switch (ATS)?
• What do grounds protect in an electrical circuit?
• What is the maximum number of electrons that can occupy a valence shell?
• What mechanism secures the adjustment knob in electrical devices?
• What should be done to ensure proper installation of a turbocharger?
• In the context of electrical safety, why are leather gloves preferred when handling cables?
• In wire coding, what does the first letter indicate?
• Which type of corrosion is most commonly found in aluminum?
• What does a shorted diode read when tested?
• What is the purpose of the control/blower voltage selector switch?
• When soldering, what should you do when the surfaces of the connection reach adequate temperature?
• What is a potential consequence of failing to lower voltage properly when power factors differ?
• Which of the following is a valid method for generator load data collection?
• What does the MA-1A auxiliary control box contain?
• What conductor property is denoted by 'HH'?
• Where is the primary control of the BAK-14 located?
• What is the output when an alternator has three sets of stator coils?
• What is the appropriate size of cable used to connect a MEP to an SDC?
• What is the purpose of the motor drive protectors in a BPU?
• What is the lowest point of a piston referred to as?
• Why should you elevate the legs of a person in shock about 12 inches?
• What is the function of the MA-1A main stanchions?
• How can oil reach the valve train?
• During a before operations inspection, what should you do to the fuel filter/water separator?
• What is the body's response to a current of 100-300 mA?
• How should you tighten the bolts when replacing an exhaust manifold?
• What is the MA-1A electrical system primarily used for?
• What impact does the type of current (AC/DC) have on electrical burns?
• Which type of diagram is most effective for troubleshooting?
• At what amperage does grip paralysis threshold occur?
• What is the main function of fuel filters in an engine?
• What types of measurements can be made using a slide caliper?
• What component pulls the support arm and block into the lowered position during ramp movement?
• Which unit is typically used for outputting 60 amp connections?
• What aspect of a hole type nozzle determines the spray pattern?
• What type of information is included in block 18 of AFI Form 487?
• What does "ELI the ICEman" refer to in electrical circuits?
• What causes a rich fuel condition in an engine?
• What is the function of a rectifier?
• What is the first step when replacing a battery?
• At which speed should a TF-2 be towed on smooth terrain?
• What is the desired reading on the manta ray?
• Block 11 of AFI Form 487 is dedicated to what aspect of the power system?
• What is the function of a voltmeter in electrical systems?
• Which wire insulation type is generally considered heat resistant?
• What is a disadvantage of temporary magnets?
• Why is cleanliness important in soldering?
• Which of the following is NOT a type of BAK-14 heater?
• What type of contacts are utilized for generator start control?
• Which part of the alternator is a stationary conductor?
• What symbol do we commonly use to represent resistance?
• What is the standard procedure for ensuring safe operation within electrical systems?
• What is the process called when an atom becomes unbalanced?
• What does Block 13 of AFI Form 487 document?
• What benefit does flushing the lubricating system provide for engine longevity?
• Why is it necessary to support the weight of the muffler?
• During a pre-op inspection of a MEP 12, the voltage regulator switch should be in what position?
• How does the SOAP test assist in identifying internal engine problems?
• What does a fully charged battery and a low charging rate indicate?
• Where are glow plugs typically installed?
• What tool is used to measure the depth of an item?
• What factors contribute to the lifespan of electrical contacts?
• What can a low battery cause in the engine functionality?
• What is defined as the rotating conductor of an exciter?
• In a solid contaminate test, how long should you wait for the oil drop to penetrate the blotter paper?
• How much resistance does a diode have in reverse bias?
• In wire coding, what does the third letter represent?
• Who is responsible for isolating the MEP 12 from the PDC?
• What is the minimum distance for the flash protection boundary for energized equipment under 750 VAC?
• Where does magnetism have the greatest strength?
• When bleeding a fuel system, when should you close the bleed valve?
• What should never be applied to a burn?
• At what range does the body start to experience heart fibrillation due to electric current?
• What is the P-type material in a diode referred to as?
• What does the main power switch do on a load bank?
• How much static charge can liquid build up under proper conditions?
• What is the primary reason for engines failing to start?
• What substance may get into oil and form sulfuric acid?
• What is the body's response to a current of 50-100 mA?
• What type of aircraft can the E-5 arrest?
• What kind of hazard can a damaged hose present?
• Why do most exciters utilize soft iron cores?
• How many categories of solder are there?
• What is defined as a coil of wire placed in a circuit?
• What type of voltage does a magnetic pickup produce?
• What is a typical characteristic of conductors?
• What is the interval for performing a 8800 hour inspection on a BPU?
• How often should you inspect the generator during emergency outages?
• What are the two types of load banks?
• Where are oil test results typically documented?
• What should you inspect on a starter and starter solenoid?
• What should you avoid doing before reading the operation manual?
• What is typically the first step in MEP 12 maintenance?
• Which meter readings indicate motorization of a generator?
• Which component is responsible for isolating current between the DCS and batteries?
• What type of leaks are commonly checked during an exhaust system inspection?
• What is the most common cause of leaks with hoses?
• What type of transformer uses only a secondary coil?
• What is an advantage of textiles used in the BAK-15 system?
• Which fuel line should be opened when bleeding the fuel system?
• What can excessive wear on components indicate during regular checks?
• When should you check the oil level during operations?
• When is the first oil change done on a MEP 806B?
• What is the primary reason for having a compressed air system in the MA-1A?
• What should the impeller's ceramic seal be inspected for?
• What should be done if the battery is sealed and needs maintenance?
• How much static charge is required to ignite gasoline fumes?
• What output number is marked for the TF-2 lights?
• What material is used to protect the yoke of the textile brake system?
• What is the maximum towing speed of a TF-2 on smooth terrain?
• Why is it important to minimize crosscurrents in electrical systems?
• What is the maximum pressure that can be found in a hydraulic fuel injector?
• What is the purpose of the gain adjustment in a module?
• Which of the following could lead to an engine not starting due to fuel issues?
• What is the expected output of a standard single-phase alternator under normal conditions?
• What does detergency refer to in lubricating oil?
• How does temperature generally affect the resistance of conductors?
• Who has a lead role in selecting sites for the MAAS?
• Which of the following are two de-soldering methods?
• What size fuses are inspected on the CB5 during high voltage inspection on a MEP 12?
• What does the second number in wire coding designate?
• What type of material is commonly used in circuit breaker contacts for better performance?
• What does the term 'venturi' refer to in an engine?
• What is apparent power?
• Which type of substance has no free electrons in the valence shell?
• What is contained within the MA-1A main control box?
• What is the function of an inductive relay?
• What is a potential cause of normal charging voltage yet 0 amperage?
• How do you perform a functional test of an Automatic Transfer Switch (ATS)?
• Which of the following can improve grounding systems?
• Which component converts AC from a magnetic pickup to DC?
• What is caused by friction between small particles or contact and separation of two nonconductive substances?
• What might continuous high oil consumption indicate about an engine's condition?
• In a purely resistive load, what is the relationship between current and voltage?
• What can you do to prevent brakes from being applied when backing a MEP 12?
• What is a method to calculate total resistance in a parallel circuit?
• What happens when carriers move outward, allowing the barrier voltage to increase in reverse bias?
• What does resistance oppose in an electrical circuit?
• How does the north pole's orientation affect the conductor at 315 degrees?
• What is responsible for maintaining pretension on the BAK-12 pendant?
• What does the main power indicator signify in a load bank?
• Why is it necessary to let the engine reach operating temperature before draining oil?
• How should a battery be connected to a diode for proper forward bias?
• What is the main purpose of the radiator in a cooling system?
• What is the unit of resistance of a circuit?
• What factor primarily affects the performance of mechanical injectors?
• What is the definition of frequency in electrical terms?
• What is the primary purpose of a preoperational inspection?
• Which starter motor component engages the flywheel during the starting sequence?
• What is documented in Block 7 of AFI Form 487?
• What type of fuel system is utilized by the BPU?
• What pathway does cool, clean oil take after being filtered?
• What is the most common power source in a DC circuit?
• What are the first two actions when replacing the starter motor and solenoid?
• Which component helps maintain optimal engine temperature?
• Why might it be necessary to calculate kW or amperage on a generator?
• During which phase of a new project is the new facility generator authorization request form used?
• What can assist you in troubleshooting the MAAS more effectively?
• How deep must plate electrodes be buried for optimal performance?
• What is the function of the expansion joint in an exhaust system?
• What should you consult when making adjustments in electrical systems?
• What is the best way to diagnose a shorted cell?
• What type of energy does the flywheel store?
• What does a rich fuel mixture indicate regarding engine performance?
• What is the purpose of using a grounding rod?
• How should a generator be monitored during planned maintenance?
• Why does coolant enter the lowest portion of the water jacket and push up?
• For unidirectional soil installation, what are 10 of the 19 stakes installed through?
• What method of air/fuel ratio adjustment provides the best results?
• When adjusting a battery, what is the primary concern to monitor?
• Which of the following does NOT constitute a rule of circuit tracing?
• For a 12V battery, what is the typical range of its output?
• What role do the MA-1A arresting chains play?
• What function does the range select switch serve?
• How far must ground rods be placed from a BPU?
• What is it called when both valves are open during an engine cycle?
• What component allows oil to flow to the pin and piston in an engine?
• What is a primary function of the heat strips in electrical box 3?
• What multiplier can you use to get line voltage using phase voltage?
• What material is used to construct the BAK 14 support block?
• What should coolant hoses be inspected for?
• During a 400 hour inspection on a BPU, where is a coolant heater run time found?
• What is the body's response to a current of 5 mA or less?
• What is galvanic corrosion?
• What is the function of the BAK-14 trough sections?
• Which of the following is NOT a type of torque wrench?
• Which DCS screen is used for testing the annunciator?
• What charges the pneumatic system when the valve is actuated on a BAK-14?
• What might cause an engine to operate above normal temperature?
• What is the next step after closing the load contactor and ensuring the load isn't exceeding 60KW?
• Which of the following are types of coolant heaters?
• Which component rectifies the AC output of a power transformer to direct current?
• What conductor property is indicated by 'C'?
• Which of the following statements is true about fuel injection systems?
• What is the main purpose of anchor plates in the installation process?
• What tool is typically used to attach leads to diodes?
• Where are arc flash warning labels commonly found?
• What insulation type is indicated by the letter 'V'?
• Which component is essential for verifying the charge rate of a battery?
• How are crosscurrents minimized when the bus voltage is low and the power factors are different?
• What is the power factor of a BPU?
• How many days of fuel should you have on hand?
• What is the first step in the process of removing an oil cooler?
• What is an indication of a failing turbocharger?
• What is the minimum runout distance required for an MAAS site?
• At what angle does less magnetic force reach the conductor in the opposite direction?
• At what location can the decompression doors be found?
• In a MEP 12 ladder diagram, where is the positive side located?
• What could result from contacting 100-200 mA?
• What unique characteristic do limit switches in the BAK-14 system exhibit?
• When starting a TF-2, what must occur after pressing the glow plug engage?
• Which of the following are types of coolant hoses?
• What wire insulation is indicated by the letter 'A'?
• What is the function of glow plugs in an engine?
• What is coolant primarily made of?
• What action is required after the pendant reaches its service limit?
• What form is used to record historical maintenance data?
• When driving ground rods, how much of the rod should remain above ground?
• What are field windings in an electrical system?
• What is not typically checked during an intercooler inspection?
• What does the north pole's position at 270 degrees result in?
• What safety equipment should you wear when working on batteries?
• What is housed in the motor drive pit?
• What component directs air into the cylinders of an engine?
• How many kilowatts does a BPU have at 60 Hz?
• What happens if you attempt to change the position of the reconnection panel while a MEP is still operating?
• What should you do if a shock victim loses consciousness?
• What is the definition of the compression ratio in an engine?
• What causes hoses to collapse in a cooling system?
• What is the body's response to a current of 5-15 mA?
• Which insulation is least likely to be used in high-temperature applications?
• Which component is not typically found in the BAK-12 rewind clutch assembly?
• What is required to ensure the production of alternating current?
• What is the effect of turning the voltage adjustment down on a voltage regulator?
• Which of the following best describes an element?
• How many filters are replaced on a MEP 12 during maintenance?
• If someone is connected to a live circuit, what should be used to safely move the victim?
• How is the BAK-14 used?
• What is a limitation of the product over sum method?
• What purpose do equipment grounds serve in electrical systems?
• When is it appropriate to adjust the retransfer time delay?
• What absorbs the kinetic energy when an aircraft engages the textile?
• How many months can the pendant be in service?
• What is one of the benefits of performing routine inspections of generators?
• In emergency response, why is it critical to disconnect the power source?
• How many braking modules are present in each single-stage brake assembly?
• Which device is designed to shut down the engine in the event of low oil pressure?
• What type of switch is used to monitor the rise and retraction of the BAK-14?
• What is a primary advantage of using preventative maintenance in power systems?
• What is the function of the MA-1A pendant assembly?
• How is the testing of speed switches typically conducted?
• What is the transformer ratio of T4-T9 on a MEP 12?
• What power factor is the MEP 12 rated for?
• What does the master load switch connect to in the load bank?
• What remains constant in a parallel circuit?
• Which factors contribute to the severity of electrical burns?
• Which system is inspected during a post-operational inspection rather than during a preoperational inspection?
• What role do the anchor disks play in the operation of the BAK 15?
• What is the purpose of thermal shunts (heat sinks)?
• What is the last step in performing a 300-hour PMI?
• Before testing for continuity, what must be ensured about the component?
• Which ohmmeter reading indicates a fuse is good?
• What components make up a turbocharger?
• Which component is primarily responsible for directing coolant to the parts of the engine that require it?
• What are the main components of an actuator?
• What do self-exciting voltage regulators use to retain residual magnetism?
• What connects the rewind sprocket to the reel assembly shaft?
• What defines stress corrosion?
• What is AFI 32-1064 primarily focused on?
• What happens to body tissue at a current of 700-2000 mA?
• In a Roosa master type injection pump, what do the pistons follow to pressurize the fuel?
• Which MA-1A components provide slack for the cable?
• What can result from improper adjustments to a carburetor?
• What is the term for an oil's ability to hold together under pressure?
• What is the purpose of a timer switch in charging systems?
• What mixture do lead-acid batteries use?
• Why is it necessary to let the cooling system cool before performing checks, services, and maintenance?
• What is the primary function of the BAK-14 system?
• What does inductance primarily cause in a circuit?
• Can MEP 806B Generators operate in parallel with no load?
• Where can initial adjustments to an ECU typically be found?
• What is the role of the internal blower in a load bank?
• During operational checks, which measure indicates generator performance?
• How do you test the turbocharger for vibration?
• Which AF form serves as a detailed log of power plant operations?
• What equation is used to calculate capacitive reactance?
• What is a characteristic of voltage in a series circuit?
• What type of wire insulation does 'T' refer to?
• What occurs if the voltage level of an alternator starts to decline?
• What should you inspect the battery and charging system for during a preoperational inspection?
• What is a key benefit of proper grounding in electrical systems?
• What should you use to clean terminals before soldering?
• What is required to download ROP software?
• What types of engines are used on HPUs?
• What defines series circuits?
• Which of the following best describes the relationship between voltage, current, and resistance?
• What allows fuel flow into the injector cup as the plunger of a mechanical injector moves up?
• What makes solid state relays more reliable than inductive relays?
• What role does a muffler play in an exhaust system?
• Which weather condition is most likely to cause static electricity?
• How far from the M1-1A should you stand during engagement?
• Where can carbon discoloration often be observed when a leak is present?
• What would you adjust if a generator is running below the desired speed?
• What is the recommended oil change interval for a TF-2?
• Which block in AFI Form 487 designates the Facility Representative responsible?
• In what scenario is convection heat transfer particularly efficient?
• What provides the clamping force between the tape and tape connector of a BAK-12?
• What determines the amount of pressure required by a hydraulic injector?
• What does a transfer switch primarily do in a generator system?
• How far apart do the stator coils sit on a three-phase alternator?
• What are the four types of wiring diagrams commonly used?
• What is the primary function of a megohmmeter?
• Before installing an electrical component, be sure it:
• How many connection points are there in a wye connection?
• What is a possible cause for a ground in a circuit?
• Why is a ground rod driving adapter necessary?
• In what scenario is additional current sent to the exciter field windings?
• Where should you look for signs of leaks in the exhaust system?
• What is the significance of 'W' concerning conductor properties?
• Through which means can an SDC receive power?
• What type of handheld tachometer requires reflective strips for operation?
• How does oil pass through an external gear type pump?
• What prevents damage to the equipment when the BAK-15 is fully raised or lowered?
• Why is it important to inspect the coolant system?
• Which system is typically associated with a drop in engine performance due to air leaks?
• What is the boiling point of coolant?
• What determines the amperage a fuse can hold before it melts?
• What is the primary role of a contactor in electrical systems?
• How are exhaust piping connections typically made?
• What is used to secure the MAAS on concrete for unidirectional engagement?
• What component connects the piston to the crankshaft?
• Which factors can affect resistance in a conductor?
• Block 3 of AFI Form 487 focuses on which aspect?
• What is the recommended way to lift an object to prevent back injury?
• What control mechanism sends a signal to transfer the load to the generator?
• What is the rating of a cable containing 4 to 6 wires?
• When must a certification engagement be conducted?
• What is the droop setting on the A4 governor set for during single unit operation?
• How do you add antifreeze to an engine properly?
• What component prevents voltage from arcing across breaker points?
• What are the common sizes for secondary cable assemblies?
• What is the purpose of bonding the generator's neutral and ground?
• What malfunction can be caused by faulty components in an engine?
• What reaction occurs with a current of 15-50 mA?
• What is the specific gravity of a fully charged lead-acid cell at 80 degrees?
• Which indicator would likely be checked during a generator's preoperational inspection?
• What is the maximum slope that a MEP can operate on?
• What is the N-type material in a diode commonly known as?
• On a 2 stroke engine, what component is responsible for moving intake air?
• What does the outer layer indicated by 'AC' refer to?
• What does a power factor meter indicate?
• What is the main action performed during an annual inspection?
• What should be checked if temperatures are abnormally low?
• Which meter can check the current value of a circuit without interrupting it?
• How is the pendant of the BAK 14 raised?
• Why should you not turn a Magnetic Pickup Unit (MPU) more than 1/8 turn at a time?
• What are series-parallel circuits?
• What should be done after the hydraulic line is reattached when proof loading?
• What is defined as the voltage between any phase and neutral?
• What is considered the last resort to stop severe bleeding?
• What is the first action to take before operating unfamiliar equipment?
• What consequence might arise from using engine oil that does not meet viscosity standards?
• What should you adjust if a generator is running erratically?
• According to Ohm's law, what is the relationship of current?
• What type of conductor is recommended for connecting earth electrodes?
• What alternator component provides a rotating magnetic field?
• What are gaskets commonly made of?
• What is the first step in removing the water pump after turning off the fan and guards?
• What can the BAK-15 utilize as energy absorbers?
• What direction do prevailing winds blow across the fan?
• Which component is crucial to monitor for electrical faults in a transformer?
• Which of the following is a symptom of an oil leak?
• What does the movement in an engine's stroke refer to?
• How is the effective value of a sine wave calculated?
• What is the BAK-12 hydraulic pressure gauge used for?
• How is the movable portion of the reconnection panel adjusted to produce the desired voltage output?
• What topic is covered in Block 10 of AFI Form 487?
• What AFI covers aircraft arresting systems?
• Which component is important for the cooling system within the engine?
• What is the function of the MA-1A compressed air system?
• When performing a 400 hour electrical inspection on the BPU switchgear, what is the required resistance for ground connections?
• What are the main components of an electronic governor?
• What is a common cause of battery overheating?
• What consequence can arise from a loose connection on a ground?
• What resource is used to regulate moisture in electrical box 3?
• In what circumstance is it essential to check the oil filter condition?
• What are throws in an engine context?
• What is checked if temperatures are abnormally high?
• What is a characteristic of resistance in a parallel circuit?
• Which type of hydraulic injector features a single hole?
• What is a sign of corrosion on battery terminals?
• What is a common cause for gasoline engines cranking but not starting?
• Which instrument is specifically used for testing ground resistance?
• What is the second step to removing a victim from an energized circuit?
• How can you describe the relationship between frequency and inductance?
• What is one indication that a charging system is not functioning properly?
• When calculating inductive reactance, what does 'f' represent?
• At what angle does no magnetic force reach the conductor?
• What conductor property is indicated by 'W'?
• What do grid electrodes consist of?
• Which two factors determine the extent of opposition in an inductive circuit?
• What wire insulation is indicated by the letter 'R'?
• What is the first action in the troubleshooting process?
• What is the kW rating range for stationary load banks?
• What are some common causes for external oil leaks?
• Which block in AFI Form 487 covers Maintenance Actions?
• Which component helps in maintaining optimal operating temperature within the BPU?
• Which button do you press to automatically sync the BPU?
• How should probes be connected when measuring amperage on a powered circuit?
• What are the two types of mechanical injectors?
• What would likely happen if you connect the battery terminals in reverse?
• How can the efficiency of glow plugs be affected by surrounding conditions?
• What is used to tighten or loosen the tensioning wire on the BAK-15?
• What eliminates tape twist?
• What is one function of a carburetor in an engine?
• Which components receive power from the 75 KVA transfer switchgear?
• Which of the following elements is crucial for the flow of electricity?
• How many free electrons do insulators have in the valence shell?
• Which type of oil or coolant level reduces the cooling capacity of oil?
• What is defined as the flow of electrons in a circuit?
• Which engine component transfers power from the pistons to the crankshaft?
• What is a consequence of poor oil circulation in an engine?
• When positioning a MEP, what factor should be considered?
• What malfunction could be diagnosed when the motor is sluggish, the lights are dim, or the relay chatters?
• What three elements are required to produce alternating current (AC)?
• How deep should star ground rods typically be installed?
• What is the most common material used in wires?
• What does NFPA 70E relate to?
• When should the output box assembly be checked for loose or damaged wiring or cables?
• What characteristic defines high voltage systems in electrical contexts?
• Which scenario describes an open circuit?
• The threshold of pain begins to be felt at what current measurement?
• Which of the following is NOT a potential cause of low power in a circuit?
• When is tape tracking best observed?
• Which of the following is an important action after replacing load bank components?
• Which component rotates past the field coils to create opposing magnetic fields?
• What can result from using too much ethylene glycol in coolant?
• What does DCS stand for in a BPU context?
• What is a good use for a variable resistor?
• Which load bank control is used to check voltage between phases of generator output during three-phase operation?
• How many blocks are there for a type H BAK-14 designed for a 150ft wide runway?
• Which wire insulation is indicated by 'X'?
• During a quarterly inspection, what should be checked specifically?
• What type of circuit breaker activates instantly to trip during a fault?
• What is block 16 of AFI Form 487 typically used to indicate?
• When you must reconnect the load bank cables to the ends of the generator output cable, you must:
• Which device prevents overcharging of the battery?
• What reading should a good diode typically produce?
• What does the hydraulic manifold do?
• If more than one BPU is installed, which copper ground conductor grid cable size must be used?
• When starting a MEP 12, which events occur when the engine toggle switch is released to run?
• In battery maintenance, what should be closely monitored when charging?
• What is the design purpose for having multiple types of heaters in the BAK-14?
• What occurs when the phase angle between voltage and current is at 0 degrees?
• In which scenarios might a generator be required?
• What is the strategy to minimize crosscurrents if bus voltage is high and power factors are the same?
• When inspecting welded joints, what signs do you look for?
• When is it necessary to open a work order?
• Why are belts replaced as a set?
• What could contribute to low power in an electrical system?
• What causes the crank relay coil to de-energize, thus de-energizing the starter solenoid?
• Which symptom indicates a faulty water pump?
• What are vibration dampeners inspected for?
• What type of circuit typically has a parallel circuit with one or more legs having series portions?
• Which component could affect temperature if it fails?
• Why is testing generators with a load bank important?
• To what level is coolant drained when replacing an intercooler?
• What are two types of oil protective devices?
• What is the function of the motor in the type H motor drive unit?
• What is the general purpose of Block 14 on AFI Form 487?
• What happens to metal during an arc flash?
• What three parts make up a radiator?
• What is the freezing point of coolant typically measured at?
• What happens to the current flow when inductance is present in a circuit?
• What does it indicate if oil flows 5% faster than the test sample in a dilution test?
• Which element is critical for ensuring a safe generator operation?
• What type of maintenance can be found in WP00700?
• Which of the following is NOT one of the three rules of circuit tracing?
• How is the BPU TO organized?
• During the start-up of a TF-2, which switch is NOT required?
• What wire insulation is represented by the abbreviation 'MI'?
• When are the final valve adjustments made?
• What determines whether the fan is suction or blowing?
• What characterizes alternating current (AC)?
• What effect does the downward movement of the piston have in a 4 stroke engine?
• What is a crucial step when installing an automatic transfer panel?
• What occurs when the stanchion completes its travel?
• What is the energy absorbing capability of the BAK-12?
• How fast do turbochargers typically rotate?
• How frequently should tapes be replaced?
• What does the idle speed adjustment specifically control?
• What is the primary role of the shuttle valve in a BAK-12?
• What is the primary function of the water jacket in an engine?
• When are ground and neutral typically bonded?
• What are the two categories that starter motors fall into?
• What is a key feature of the bending beam torque wrench?
• Where should the leads of an earth resistance tester be installed to check a ground?
• What is the mast assembly?
• What condition is caused by having too much air for the amount of fuel?
• What components are inspected during a semi-monthly inspection?
• Which component is assessed in Block 8 of AFI Form 487?
• Where does pressurized oil move to after being pumped?
• What tool is commonly used to assess the overall condition of a battery?
• At what interval are fuel filters changed on a MEP 12 generator?
• What can be used to find the direction of current and magnetic field?
• What oil test utilizes computer analysis for results?
• What does the P-type material in a diode have a high concentration of?
• What is the tin-lead ratio of hard solder?
• What is 0 droop also known as?
• What is the purpose of performing operational tests after closing the load contactor?
• What is the relay equipped with to align the coil and contact pins to the base?
• What is a switch?
• What is the unit of electrical resistance?
• What is the cause of a cross short in electrical circuits?
• What is a characteristic of current in a series circuit?
• What do dot dash lines mean in an interconnection diagram?
• What consequence might arise from neglecting coolant inspections?
• What component in the cooling system should be straight and free of debris?
• What causes excessive black exhaust?
• Which block describes the Battery and Charging System in AFI Form 487?
• What is the function of crankcase ventilation?
• What is the distance between the support blocks?
• What is the maximum time the BPU can run on a full tank?
• How is block 4 of AFI Form 487 categorized?
• Why should you leave the 4 corner bolts when removing the oil pan?
• What does a fully charged battery and a high charging rate typically indicate?
• What types of batteries are considered sealed?
• What components make up the top and bottom of a piston?
• What element controls the heaters in the type H?
• What is the first step in the process of replacing an exciter?
• What could cause the trailer to not raise?
• What is true power?
• What can indicate a hydraulic leak in the MAAS trailer system?
• Which part of a turbocharger do exhaust gases travel through?
• Which series of Technical Orders (TOs) does Aircraft Arresting Systems fall under?
• Which component may help to minimize harmful emissions in a vehicle’s exhaust?
• How many Power Supply Controllers (PSC) are needed for four generators?
• What is the primary reason for flushing the lubricating system in an engine?
• In what configuration can windings be connected through the reconnection panel?
• What does an increase in tension cause when an aircraft engages the E-5?
• How often are tapes turned end for end?
• What purpose do interpoles serve in an exciter system?
• In AFI Form 487, which block is related to site documentation?
• Which entity is represented in block 19 of AFI Form 487?
• What is the droop adjustment primarily used for?
• What are the major components of an electronic injection system?
• What are the 2 ways a circuit breaker can trip?
• In terms of safety, why should circuit breakers be tested regularly?
• What is the role of the throttle valve in an engine?
• Which approach boundary should only be crossed by personnel wearing equipment suitable for making contact with energized components?
• What is one of the applications of a tachometer in electrical power production?
• What is the operating voltage of a MEP 12?
• What is the best method to decrease both resistance and reactance in a grounding system?
• What is the pour point of oil?
• When the nose wheel engages the MA-1A webbing, what part of the aircraft engages the cable?
• What are work cards designed for in electrical maintenance practices?
• Which ohmmeter reading indicates a fuse is bad?
• What feature is included to simplify malfunction checking for the BAK-14 system?
• What component provides power necessary to start the engine and operate electrical systems?
• Which paralleling modes are available for the BPU?
• What component collects most contaminants in the lubricating oil?
• What occurs if the charging rate is too low?
• When positioned at 135 degrees, how much magnetic force reaches the conductor?
• What do the drains in the air box remove?
• What is done during a MEP annual inspection?
• What measurement is necessary to determine the characteristics of an element?
• What is the primary function of a carburetor?
• Which component is used to adjust the reference voltage?
• What is the maximum remote operating distance for a MEP 12?
• What does a voltage regulator sense if the magnetic field gets weaker?
• How many lights are equipped on a TF-2 unit?
• When is a fuel one-line diagram required at a generator site?
• What is the purpose of supercharging in an engine?
• What opens a valve on the radiator cap?
• How often should 15W-40 oil be changed on the BPU?
• In the context of semiconductors, what is significant about having 4 free electrons?
• What is an important factor to consider when conducting a solid contaminant test?
• How much pressure does a Cummins PT fuel pump supply to the injectors?
• What is the primary activity performed during a monthly inspection?
• What component is often used to protect circuits from overload conditions?
• What cannot cause the engine to not crank?
• What does the amps select switch allow the user to monitor?
• Which components make up the LWFB?
• What must be considered when installing a fuse?
• How are crosscurrents between parallel generators minimized if the bus voltage is low and the power factors (PF) are the same?
• Which aspect of battery charging helps maintain battery life?
• The large capacity dual-stage filters are integral to which system?
• What happens when the north pole is oriented at 90 degrees?
• How can you create an effective wick to remove solder?
• Why is it important to check adjustments made to a battery charger the following day?
• What do transformers use to adjust voltage?
• Which of the following can result from a malfunctioning oil pump?
• What could cause erratic action on the MAAS trailer hydraulic system?
• Which component of the starter motor protects and supports its internal components?
• Which load bank control is a series of switches used to select a specific resistive load value from the generator?
• Which of the following materials is typically used for grounding conductors?
• What do you use to coat the turbine to the exhaust gasket?
• What is the only safe way to use ether in engines?
• What are signs of combustion chamber leaks?
• What does the Arc Flash Boundary require individuals to wear?
• What is another name for a silencer?
• What is the primary function of the governor?
• What types of fans do air-cooled engines typically use?
• What unit is used to measure inductance?
• What is typically checked as part of routine maintenance on a generator?
• What safety equipment should be worn when handling electrical cables?
• Why is it important to check the fuel system during a preoperational inspection?
• Which type of corrosion is a further form of inter-granular corrosion associated with high strength aluminum alloys?
• What happens to crosscurrents when all units operate at the same voltage and different power factors?
• What is the size of the textile pendant used in the BAK-15?
• What can happen if firing order is incorrect?
• What action should you take when collecting an oil sample using the drain?
• What is a characteristic of power in a series circuit?
• What components does each K/M stake line consist of?
• How fast can the BAK-15 lower the net?
• What component collects heat from the coolant and transfers it to the air?
• What is the highest point of a piston called?
• What malfunction could occur if the circuit doesn't operate and the indicator lamps don't illuminate?
• What is defined as a cycle in electrical systems?
• What happens if you over tighten a fuel strainer?
• What is inspected on an injection pump?
• What does a low battery coupled with a low charging rate typically indicate?
• What condition creates a direct short in a circuit?
• What does 'NM' indicate in terms of outer layer?
• Which control sends a signal to transfer the load back to commercial power?
• What is the type-H support system similar to?
• What factors affect the strength of the magnetic force exerted on a relay armature?
• What does the letter 'H' indicate regarding conductor properties?
• What is a consequence of excessive oil in the airbox?
• When would you perform an emergency shutdown of a generator?
• What are crosscurrents in electrical power systems?
• Where is the E-5 unidirectional barrier typically installed on the runway?
• What holds the net upright and centered on a BAK-15?
• What outer layer is indicated by 'MC'?
• What is commonly used to check the integrity of exhaust components?
• What information is captured in Block 12 of AFI Form 487?
• What is an essential factor in ensuring the trailer hydraulic system operates properly?
• What are anchor disks?
• What is the effect of a magnetic field on a conductor when the north pole is at 90 degrees?
• How does a battery charger primarily function?
• What is the first step when installing a new spin-on filter?
• How does pitting first manifest on a structure?
• What type of system does the BAK-12 use to maintain clamping force?
• What are two ways tension is applied to belts?
• When should a voltage regulator be inspected during battery charging?
• What is the function of oil rings in an engine?
• How many 60 amp outputs does a standard SDC contain?
• What is the primary function of lubricating oil?
• What is the objective of the BAK 15?
• What does low oil pressure typically indicate in an engine?
• What happens in a circuit when resistance increases?
• What advantage does the textile brake system offer?
• Which governor component acts as the brain of the governor?
• What AFI states that you will normally de-energize electrical circuits unless approved by the Base Civil Engineer?
• What is one method by which oil is transported to the valve train components?
• What determines the amount of fuel that reaches the combustion chamber as engine speed decreases?
• Which outer layer is indicated by 'N'?
• Which condition is a sign of a failing voltage regulator?
• What role does the thermostat play in a cooling system?
• Which household appliances typically contain inductors?
• What ensures the BAK 15 net remains operationally effective during an arrestment?
• What site documentation is checked for currency when filling out an AF form 487?
• Which diagram provides complete wire numbers, plug and jack pin numbers, and cannon plug numbers?
• In which system are leaks likely to cause a whistling sound?
• In circuit breakers, what is the purpose of an overcurrent relay?
• What happens when the north pole is at 225 degrees?
• What do we call induced voltage that moves in the opposite direction as applied voltage in an inductor?
• Generators fall under which series of Technical Orders (TOs)?
• What outer layer does 'MC' indicate?
• Which grounding method is generally used for structures on uneven terrain?
• Which block of AFI Form 487 covers the Cooling System?
• Which engine component converts reciprocating motion into rotary motion?
• What does 'UF' indicate about a conductor's suitability?
• If you encounter a problem with an ATS component, what is the immediate recommended action?
• What does motorization indicate in power generation?
• Why must exposure to fuel be limited?
• What is the primary function of the engine block in a generator?
• What is defined as anything that has mass and takes up space?
• Which inspection necessitates the removal of the DCS?
• Where is a star ground configuration most effective?
• What is a primary reason to take precautions when dealing with electrical circuits?
• What is the term for the voltage between any two phases?
• When is fuel typically injected into the cylinder of an engine?
• What are possible causes of engine surge?
• How much resistance does a diode have in forward bias?
• What is the effect of longer conductors on electrical resistance and reactance?
• At what amperage can a slight shock be felt?
• What does each elementary net of a BAK 15 consist of?
• What button is used to manually sync the BPU?
• What is the focus of Block 9 on AFI Form 487?
• On a 4 stroke engine, what happens during the compression stage?
• What type of filter uses a strap wrench for removal?
• What does the circuit breaker closing assembly usually contain?
• What indicates normal operation of a battery charger?
• Why is it important to mark wires when replacing the sending unit?
• What malfunction can be noted by excessive aircraft rollback?
• What is the purpose of springs on the pendant assembly?
• What could happen if the engine shutdown timer is not functioning correctly?
• Why is the distance of 25 ft important during engagement with the MA-1A?
• What is the primary function of the rotor shaft in an alternator?
• Why must you ensure the engine is full of coolant before turning on power to a heater?
• What is the maximum towing speed of a MEP 12 on paved surfaces?
• What is the main function of a power contactor?
• Which unit is used for testing diodes?
• What maintenance action is commonly performed to prevent cooling system leaks?
• What is a compound?
• What outer layer is denoted by 'L'?
• Which coolant heater is installed internally in the engine block in place of a freeze plug?
• What occurs when the north pole of a magnet is positioned at 0 or 180 degrees?
• Which issue can lead to an engine overheating?
• What is the static pressure of a BAK-12?
• In electrical systems, who is typically assigned the responsibility to isolate equipment?
• How does a pressure cap function in a cooling system?
• What is the difference between hard solder and soft solder?
• What defines parallel circuits?
• What is the primary benefit of an exciter using soft iron cores?
• What is the 23 foot post that holds the net called?
• Why do cylinder heads have coolant passages?
• During a reaction test, what is the recommended duration for shaking the vial?
• Which type of power is typically monitored by commercial power monitoring systems?
• What could happen if checks on the output box are not conducted before operation?
• How can one identify the onset of pitting corrosion?
• What do piston compression rings do?
• Which exhaust system component contains perforated baffles within a cylindrical container?
• How is a capacitor constructed?
• During the exhaust stroke of a 4 stroke engine, what occurs?
• What diagnostic condition is indicated by multiple circuits operating from one control device?
• How many rubber support blocks are available for the BAK-14 system?
• What happens if the charging rate is too high?
• How many diodes are used in a 3 phase bridge rectifier?
• Where does the shroud direct air?
• What is the last step to take when shutting down the generator?
• What is a key characteristic of a magnetic circuit breaker?
• What component prevents damage to the starter motor during startup?
• What is block 1 of AFI Form 487 designed to capture?
• How often should oil be changed in MEP generators?
• What is the outcome when the north pole is at 360 degrees?
• Which boundary requires use of shock protection techniques due to proximity to a shock hazard?
• What is the primary function of antifreeze in an engine?
• What do you adjust on breaker points to correct the gap?
• When are hydraulic systems synchronized?
• Which of the following is NOT a subsystem of the BAK-12 hydraulic system?
• What is the required length of a turnbuckle for concrete?
• What component of the BAK-15 holds the bottom of the net in place?
• How long do you hold the engine control to START when starting a MEP 806B?
• What is the air pressure in the MA-1A accumulators?
• What outer layer is referred to by 'NM'?
• Which problem could result from a foreign object in the axle frame?
• What are relay contacts?
• What is scavenging in an engine?
• What battery voltage do most engines typically use?
• What is the primary function of soldering flux?
• How do additives in oil help to reduce foam?
• What precaution should be taken when replacing heater elements on a load bank?
• What component drives the pumps in a multiple plunger inline injection system?
• What indicates a failing turbocharger in terms of exhaust gas management?
• How far should you turn a filter after it contacts the filter head?
• What pressure are the front and rear jacks of a BAK-12 rated for?
• What technique is used as a last action to control serious bleeding?
• What is the function of the fan start and alarm clear switch?
• What is inspected during an electronic governor inspection?
• What type of insulation would provide the best resistance to corrosion?
• What indicates that a BPU is operating at full load?
• What do curved conductors typically cause in electrical systems?
• What characterizes a cable with 4 to 6 wires regarding its performance rating?
• What does UFC 3-560-01 cover?
• What contaminants does the oil filter not remove?
• When is a hydrometer most accurate and easiest to read?
• What is the primary function of a Loop electrical distribution layout?
• How does the reconnection panel connect the windings?
• Which rule is used to send a signal to fire an electronic fuel injector?
• What does the guy wire anchor support provide?
• Which engine component forms the top of the combustion chamber?
• What causes the BAK-15 net to release when an aircraft engages?
• What equation is used to calculate distance from point A to the edge sheave on a LWFB?
• Which component is responsible for maintaining the correct day tank level?
• What is the purpose of the dilution test in oil analysis?
• What component minimizes shock to the support arm of a BAK 14?
• Where should you look for signs of rubbing on an exciter?
• What component fits into irregularities when connecting 2 components?
• What unit is used when a Farad is too large to measure capacitance?
• What is usually included in the inspection of the coolant system during a post-operational inspection?
• What is the primary purpose of an intercooler?
• What may be a reason for experiencing both 0 charging voltage and 0 amperage?
• How many free electrons do conductors typically have in the valence shell?
• Before connecting a ground to a water pipe, what should you check for?
• What can cause an open circuit?
• When is a preoperational inspection required for a generator?
• Which load bank control includes reconnection bars that can be adjusted based on generator input voltage?
• What is the sequence for testing current in an AC or DC circuit?
• What factor primarily determines the amount of fuel delivered to the cylinder in a port and helix injection system?
• What is the reason for the output voltage being lower than the input voltage on a battery charger?
• What component directly influences the operational efficiency of a generator?
• Which component allows you to initiate the starting circuit?
• Which three switches need to be pressed to start a TF-2?
• When installing current transformer clamps, which direction should the arrow indicate?
• What is a characteristic of DC (Direct Current)?
• What is a potential consequence of operating a heater without sufficient coolant?
• What does a control transformer provide to operate the power contactor?
• What voltage and frequency does the United States typically use for electrical systems?
• In addition to directing coolant, what else can a malfunctioning thermostat affect in an engine?
• What does capacitance cause?
• What kind of electrical shock is experienced at an amperage of 1 mA?
• Which switch must be activated prior to closing the output circuit breaker?
• Which wire insulation type is safe for use in direct burial?
• What type of aircraft can the MA-1A arrest?
• Why should starting fluids not be used on engines equipped with glow plugs?
• What materials are known to make up a good type of permanent magnet?
• What position should the engine control switch be in when starting a single unit generator using an auxiliary fuel source?
• A common type of auxiliary component in generators serves what purpose?
• What is the preferred fuel for a BPU?
• What is the first step when preparing to start a TF-2?
• What are the three colors of lights on the annunciator and their meanings regarding the generator?
• What impact do crosscurrents have on power generation?
• What is the purpose of the pressure relief valve?
• Which MA-1A component pre-tensions the cable?
• Which load bank control illuminates if the blower fails?
• What meter indicates true power in an AC circuit?
• Where can preparations for maintenance instructions be found?
• What method is used to minimize cross currents when the bus voltage is high and the power factors are the same?
• What diagram should include all wire numbers, device code numbers, and area designations?
• What information is represented in block 15 of AFI Form 487?
• What is the first step to removing a victim from an energized circuit?
• How can adjustments be made to commercial power monitoring?
• Which alternator component turns on the alternator when voltage drops below a preset level?
• What is the primary cause of excessive crankcase pressure?
• Which alternator configuration has no neutral?
• What role does the voltage regulator play in an alternator system?
• Which condition most likely indicates a malfunctioning power source?
• What is the function of a rheostat?
• What is the function of static grounds in electrical systems?
• What is one of the first checks when troubleshooting an alternator?
• How can air pockets in a cooling system be prevented?
• What does the textile braking module consist of?
• What function does a distributor serve in a fuel injection system?
• What is a characteristic of resistance in a series circuit?
• What is the function of the sending unit in an electrical system?
• What should you do if you have doubts about the integrity of a hose?
• Why do 4 stroke engines not require an external blower?
• Which cooling system component helps maintain optimal temperatures?
• Which of the following is NOT one of the three ways to troubleshoot the BPU?
• Which oil qualities are essential for preventing corrosion?
• What 3 parts make up an atom?
• What connection does the drawback cable manage in the BAK-14 system?
• Which current range is most likely to cause respiratory system shut down?
• The primary purpose of piston rings is to do what?
• Which block of AFI Form 487 relates to Load Demand?
• What does a malfunctioning power factor meter most likely reflect?
• What facilitates the generator to cool down before being shut down?
• How will you know where to place the reconnection bars to set them for the proper voltage?
• What does the MA-1A consist of?
• What can be a consequence of failing to test generators under load?
• What type of electrical distribution layout provides multiple paths for current flow?
• What happens when gain is set too high in a control system?
• What component of the starter motor is responsible for directing magnetic fields?
• Which methods can be used to gather load data on a generator?
• What advantage does the MRES have over the LWFB?
• What would indicate the need for battery replacement?
• If an operator finds that the circuit does not turn on, what should be checked first?
• What does the AC ammeter indicate on a load bank?
• What is the body's natural response to maintain blood flow to vital organs?
• What is the smallest unit a compound can be broken down into without altering its characteristics?
• In a sine wave graph, what does the vertical line represent?
• Why is it crucial to check all indicators and gauges during the operational inspection in an emergency outage?
• What typically makes up the core of a transformer because of its ability to improve magnetic fields?
• What is the key to an effective corrosion control program?
• What is the minimum clearance required when positioning the BPU?
• What do the color indicators on the configuration screen represent?
• What is the purpose of a selector switch in electrical systems?
• How many stakes are necessary for the installation of a LWFB?
• What tools are required for bi-directional concrete installation?
• What is residual magnetism?
• What material is commonly used for coolant hoses?
• How should the leads be positioned when testing diodes?
• Which component is primarily responsible for heat transfer in a cooling system?
• What could cause 0 charging voltage but normal amperage?
• How does high viscosity oil behave when flowing through an engine?
• Which electrical component performs both an electrical and mechanical function?
• In a lubrication system, where is the relief valve situated?
• What is the main purpose of the actuating pump in the BAK-12?
• What is the maximum speed at which the type H can raise or retract the pendant?
• What should you attach the overhead hoist to when lifting the alternator?
• What are the three tabs of a BPU remote operating software?
• What does a tachometer measure?
• When do you close the drain when adding new oil?
• What malfunction is suggested if the circuit operates with the control device turned off?
• What secures the BAK-15 stanchions in the upright position when elevated?
• When are speed adjustments typically made for a control module?
• What equation is used to calculate inductive reactance?
• Where should the axle trailer retaining pins on the MAAS be stored?
• What is the recommended frequency for changing coolant in mobile generators?
• What information is provided in block 2 of AFI Form 487?
• Why is grounding important in electrical installations?
• What is the purpose of engineering technical letters?
• What does Watts Law describe regarding electrical power?
• What is the main purpose of a synchroscope in a power system?
• What are the common types of fuel injection systems?
• When measuring voltage, how should the probes be set on a powered circuit?
• Which statement is true regarding inductors in circuits?
• What component energizes the circuit to the starter solenoid?
• Which materials should never be worn near energized equipment?
• How can crosscurrents be minimized if bus voltage is high and the power factors are different?
• What information is recorded in Block 5 of AFI Form 487?
• What should you do if the oil level in the generator is too high?
• What is the maximum towing speed of a TF-2 on uneven terrain?
• What tensions the pendant on a textile system?
• When providing prime power generation and standby generation, what should you bond together?
• Which relay component holds the armature in a deenergized position?
• After how many years or arrests should the BAK 12 be overhauled?
• What is the common purpose of a fuel one-line diagram at generator sites?
• Where should water finding paste be applied?
• When might a battery appear fully charged yet still not start the engine?
• For what asphalt thickness is asphalt over concrete the same as concrete?
• What is a major sign of a failing water pump?
• What effect does scale have on a coolant system?
• What is the function of the arc chute that surrounds each set of arc contacts?
• What does the BAK-12 hydraulic system use to maintain brake pressure in the battery position?
• Which of the following is essential for a shock victim?
• What distinguishes a laser handheld tachometer from a contact tachometer?
• What is an important factor to consider when installing ground rods?
• What causes a shorted control in an electrical system?
• What is the key to reliable soldering?
• What should be done if the generator has contaminated fuel?
• What supports the webbing assembly at the center of the runway?
• Which of the following describes free electrons?
• How do immersion coolant heaters distribute heat in an engine?
• What is Ohm's Law expressed in formula form?
• What scenario would necessitate putting a generator online?
• What operation is optional during a semi-monthly inspection?
• Which of the following is an indicator that coolant might need to be replaced?
• What is the standard spacing for ground rods in a ground loop?
• Which component changes electrical energy into mechanical energy to rotate the engine for startup?
• Which component helps to synchronize the hydraulic system?
• What mechanism is used for the retraction of the BAK-14?
• How many free electrons do semiconductors have in the valence shell?
• What is the primary purpose of the BAK-14 heaters?
• How many amps are typically considered lethal?
• What do commercial manuals offer to users?
• Why are fuel filters important in generator maintenance?
• Which component is essential for the operation of a rotating magnetic field within an alternator?
• How should a generator be inspected during a semi-annual inspection?
• Why are droop adjustments necessary in generator systems?
• Which subsystem in a BAK-12 hydraulic system manages the braking process?
• Which type of coolant heater has the advantage of warming the engine in a short period of time?
• What is the primary function of the intake manifold?
• How often should you perform running checks on a MEP 12?
• At what distance is the MA-1A chain doubled?
• Which characteristic describes SAE 5W-40 oil?
• Why is it important to wait for the DCS to shut down?
• Which of the following tools is used for precise distance measurements?
• Which two functions does the starter solenoid accomplish?
• What is the body's response to a current of 300-700 mA?
• How many Hydraulic Power Units (HPUs) does a MAAS typically have?
• What component allows current to flow from the field coils to the armature?
• What are the two cable lengths used in an MAAS?
• When sizing a generator, what percent of the generator's capacity should the load ideally be?
• Why do you need to remove the radiator cap when draining coolant?
• What factor determines an engagement regime?
• What is typically included in routine maintenance for a starter motor?
• Into what two categories do piston rings fall?
• What does it mean when a generator is motorized?
• How much does the specific gravity of a lead acid battery electrolyte change with temperature?
• What is the purpose of the AC voltmeter on a load bank?
• During the power stroke of a 4-stroke engine, what action takes place?
• What are the two ranges indicated on the lubricating oil site glass?
• What is the role of the engine control module (ECM) in fuel injection?
• What should be used to test main rotor leads?
• What does block 17 of AFI Form 487 refer to?
• What energy absorber is used with a MAAS?
• How many stake pockets does an MRES have?
• What is an advantage of a circuit breaker?
• What might lead to cylinder sticking in a hydraulic system?
• What happens if a thermostat is stuck open?
• What component is used by a 2 stroke engine to pressurize the air in the airbox?
• What component helps to vent the pneumatic system?
• In which direction does current flow in a diode?
• What does antifreeze change when mixed with water?
• What distinguishes a permanent magnetic voltage regulator from a self-exciting voltage regulator?
• What three parts make up a diode?
• What should a good diode read when tested?
• What type of hydraulic injector is characterized by multiple orifices?
• Which of the following is a common characteristic of flex hoses?
• What voltage level is considered high voltage?
• If the rate of fuel consumption is unknown, what formula should be used to calculate fuel requirements?
• If you work on energized circuits, what is the safest practice?
• What is the output of a single set of stator coils in an alternator?
• What is the maximum temperature that air can reach in the combustion chamber?
• What is used to check the gap of breaker points?
• At what interval is the MEP 12 scheduled for maintenance?
• What occurs when the pressure of fuel surpasses the pressure of the spring in a hydraulic injector?
• Which component is responsible for increasing intake air density to enhance engine efficiency?
• How is current characterized in a parallel circuit?
• What does a number following the progression letter in wire coding indicate?
• Which part of the cooling system assists in increasing airflow through the radiator?
• Which of the following is NOT generally a part of the MAAS setup?
• Why is it vital to maintain correct polarity when reinstalling a starter motor?
• What is the primary electrical hazard when contacting 100-200 mA?
• What action should be taken if air is found in the fuel system?
• What are isolation dampeners primarily inspected for?
• What can be done to help prevent corrosion when replacing a battery?
• What is the counter flow principle in relation to oil and coolant?
• How many qualified individuals are required to work on an energized circuit?
• What is a common sensation experienced at currents below 5 mA?
• When is an unqualified person allowed to cross a limited boundary?
• At which angle does some magnetic force reach the conductor?
• What form is used to document generator maintenance?
• What does the coolant manifold do?
• What is the primary purpose of box heaters in the system?
• What safety measure is associated with the MA-1A pendant assembly?
• What type of wave is being described when discussing a sine wave?
• How should you take a reading using a contact handheld tachometer?
• How tall are berms at a MEP fuel system?
• What is the function of an exciter in electrical systems?
• How can you tell if there's an issue with the DC output connection?
• What aspect does block 18 of AFI Form 487 primarily provide?
• Where are the motor drive protectors located on a BPU?
• What is reactive power?
• What does CBR stand for?
• What must you do before working on a battery charging alternator?
• What type of terrain affects the towing speed of the TF-2 the most?
• What component of a battery charger decreases the input voltage to the required output voltage?
• What diagram shows the connection of an installation and its components?