Term
What will use of the ANTI-SKID system after the ANTI-SKID FAIL ACAWS message is displayed result in? |
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Definition
uneven braking and a tendency for the airplane to swerve. |
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Term
after loss of anti-skid: any braking before the aircraft slows to ___ kts may cause the tires to fail. When possible avoid braking in ________areas. |
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Definition
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Term
loss of normal brake pressure (utility hydraulic pressure is out) If the Auxilary hydraulic pump is inop what can you use to stop the airplane in an emergency? How do you use it? |
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Definition
hand pump, by holding the brake pedals down while the hand pump is being operated. |
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Term
If at any time hydraulic fluid is seen leaking what do we do? |
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Definition
Turn the engine-driven pump OFF because of the fire risk. A line or pump rupture can dump[ hydraulic fluid in to the engine. |
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Term
the engine driven pump is wired directly to the GMAD. If the shear neck of the pump spline drive does not seperate, the pump can disintigrate internally. What can this cause? |
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Definition
A Fire. That is why pilot discretion should be exercised as the need of an actual engine shutdown. |
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Term
What can a HYD PMP (1,2,3 or 4) PRESS LO signify? |
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Definition
failed suction boost pump, high demand on boost pump (such as gear or flap movement)OR a partial engine-driven pump failure. |
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Term
What do we do with a HYD PMP (1,2,3 or 4) PRESS LO ACAWS message? |
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Definition
shut the engine effected engine pump off, shut the affected suction boost pumps off, check the reservoir fluid level. |
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Term
If we get a HYD PMP (1,2,3 or 4) PRESS LO ACAWS message and the reservoir fluids are normal, what do we do? What does the PSI of the affected system need to be at? |
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Definition
reset the breaker, at least 2500. continue options on 3-22 of -1. |
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Term
What PSI is considered an excessive high hydraulic pressure? |
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Definition
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Term
What is the worst thing to do if you have an excessively high PSI on an engine pump? Why? |
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Definition
Shut the individual engine hydraulic pump off. pressure will build up in the line and rupture in to the engine nacelle. |
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Term
If hydraulic pressure exceeds ______PSI, what do we do first? How long can we be in this state? |
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Definition
3,750 PSI, Shut down the engine supplying pressure to the affected hydraulic system. Don't pull the fire handle just go to flight idle, stop and feather. You can do this for no longer than 5 mins. |
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Term
If we shut down an engine due to high hydraulic PSI (3750 plus) and it does not relieve the pressure, what do we do? |
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Definition
airstart that engine and shut down the other engine effecting that hydraulic system. If it fixes the pressure. Shut it off and continue the flight with 3 engine ops. |
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Term
If you get a UTL RUD PRESS HI, BSTR RUD PRESS HI and AUC HYD PRESS HI simultaneously AND ______PSI is indicated for these systems on the system status page what has failed? How do we fix it? If that fails, what do we do? |
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Definition
A single pressure transducer. Pull circuit breaker 864. reste3 864 and try 489 and 465 (utility booster aileron transducer) |
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Term
If the utility hydraulic system is inop, what can we extend and retract the refueling hoses with? |
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Definition
Auxilary hydraulic system |
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Term
What does failure of the utility hydraulic system result in the loss of? |
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Definition
My girlfriend broke my nose on the second half of the flight. IE: gear, flaps, brake supply, nose wheel steering and half the power supplied to the flight controls. |
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Term
What do you lose with Booster hydraulic system failure? |
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Definition
BUT, I was boosted for the first half of the flight. Lose booster hydraulics and lose half of you operating flight controls. |
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Term
What warning is associated with auxiliary hydraulic failure? |
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Definition
coming in contact with a pump that is cavitating, or with adjacent plumbing may cause burns. |
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Term
What causes a pump to cavitate? What does allowing it to cavitate cause? |
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Definition
operation of the cargo door and ramp at altitude. Causes it to overheat. an ACAWS message indicates press is less than 1000 PSI. Turn it off unless you were using the ramp and door. If so, try them independently. If it is still below 1000 turn the aux pump off. |
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Term
If the aux hydraulic system AND the utility system fails, how do you retract or extend the refueling hoses? |
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Definition
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Term
What fails of you lose the electric motor-driven auxiliary hydraulic system. |
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Definition
cargo door and ramp, backup brakes, backup gear extension. "If you lose the Aux the door and ramp will brake the gear." |
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Term
What two systems are required for brakes? If you lose them how do you stop? |
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Definition
reverse thrust and differential power application. |
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