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18 Cards in this Set
- Front
- Back
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In the DC power supply system, the delta-wound secondaries of the internal transformer in the TR unit are used to provide a more stable..
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current output.
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In the DC power supply system, the RCR de-energizes when the potential at the..
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GEN terminal is less than the BAT terminal.
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During normal operation, the RCR in a DC power supply system is energized by the..
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TR units.
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What is the cause of a normal battery not charging, when the DC power supply system is operating and the battery switch is in the NORMAL position?
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Open normal battery relay.
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When a fault occurs, the individual caution lamps in the master caution system remain on until...
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the fault is corrected.
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The first step you take when troubleshooting the master caution system is to..
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analyze the problem.
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When the cargo and personnel doors close and lock, the...
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door-open relay will deenergize.
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When all systems are configured for flight, the pilot or co-pilot must press the...
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hydraulic pitch trim lever.
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After an operational check confirms that the take-off light does not illuminate, you would first check the...
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take off lightbulbs and circuit breakers.
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What does it mean if there is a 28vdc on the negative side of the spoiler control take-off warning relay contacts?
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Relay contacts are closed.
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The DBC that coordinates the flow of information on the data bus is the...
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data bus controller.
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What components in the landing gear system initiate a signal that identifies the landing gear position at any given time?
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Limit switches.
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Placing the landing gear control handle in the up position provides 28vdc from the...
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essential DC bus.
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If the warning horn indicates that the landing gear is not down and locked, the...
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throttle exceeds minimum cruise power.
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A reading of 28vdc on the up-side of the LG selector valve would indicate...
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an open or short between the LG selector valve and ground.
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If you are troubleshooting the landing gear system and find a good ground and a reading of 28VDC at the connector of the left position indicator, the most likely cause for this problem is..
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bad indicator.
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In the Mark 2 anti-skid circuit, the component that translates a change of frequency into control signals is the...
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Control shield.
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During a landing roll, a DC voltage is supplied to the Mark 2 anti-skid system valve driver by the...
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locked wheel circuit.
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