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26 Cards in this Set
- Front
- Back
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If the engine starter system is operating properly but the aircraft engine will not start, what components are working properly?
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Centrifugal switches.
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What is the last thing you must do before completing a troubleshooting cycle?
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Perform an operational checkout.
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When the GTC starter motor is turning, the oil pressure switch closes at approxmately...
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5000 RPM.
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What type of fuel system valves link the left wing and the aft body tanks to the right wing, mid body, and forward body tanks?
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Interconnect.
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How does the auxiliary fuel tank indicating system give a no-flow indication?
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A flashy amber light.
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You can check the fuel boost pumps in the fuel control system by...
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pulling and resetting the pump circuit breakers.
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How many boost pumps are there in the main fuel tank no. 1?
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Four.
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The fuel-flow control switches for the external and outboard wing tanks are gaurded OFF...
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because fuel loads affect wing loading.
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The output of the scavenge pumps is approximately...
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2 gallons per minute.
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If an ohmmeter reading from case ground to one phase of the fuel boost pump indicates infinity, what problem is most likely causing this?
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There is no problem. This is a normal reading.
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Thermal switches in a fire warning system are normally connected in...
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parallel with each other and in series with the warning light.
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Frequently used in five warning systems, the fire detector that has a high-nickel steel rod located along the centerline of a stainless steel tube assembly is called...
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an Iron Fireman switch.
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The maximum circuit resistance within a thermocouple circuit is...
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5 ohms.
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The DC voltage that is supplied to the lights in a photoelectric circuit is pulsed at a rate of...
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10 Hz.
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For the master caution lamps in a master caution system to illuminate,
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controller rectifier SCR2 conducts current to forward bias transistor Q1.
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The first step in troubleshooting a malfunction in an aircraft lighting system is to...
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analyze the malfunction.
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While troubleshooting an inoperative taxi light, you check for 28VAC on terminal A2 of the taxi light relay and find 0 VAC. The most probably cause for this problem is an open...
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wire between relay and taxi light.
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The locking cylinder unlock switch on the ramp and cargo door system is located in the...
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ramp.
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The position switches provide voltage to the locked solenoid of the ramp up-lock control valve when...
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the ramp is in the fully up position.
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Which ramp and cargo door system component completes the circuit to the ramp control valve?
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Locking cylinder unlocked switch.
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The left-hand and right-hand position switches in the ramp and cargo door system supply power to the ramp up-lock control valve during...
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closing of the ramp.
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What happens if the pilot uses the ramp and cargo door switch while the aircraft is in flight?
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Ramp and door open at the same time.
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When the cargo ramp moves to the fully closed position, but will not lock, the most probably cause is the...
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ramp position switches.
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What is used to minimize the initial torque shock to the drive coupling at the beginning of fuel-air starter operation?
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Slip-type clutch.
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What happens to the air in a pneumatic starter system when the regulating-and shutoff valve closes?
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Vented overboard.
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When a pneumatic starter reaches maximum speed, the ground circuit to the starter relay is opened by...
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centrifugal switch.
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