747-400 AMM 飞机维护手册 TOWING AND TAXIING(28)

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 S 582-012
 (9)  Use the steering tiller or the rudder pedals to turn the airplane.
 NOTE: You will get approximately 70 degrees of nose wheel
____ steering angle when you turn the steering tiller to its maximum angle. You will get approximately 7 degrees of nose wheel steering through maximum movement of the rudder pedals.
 S 842-013
 (10)
 Communicate with the ground crew during a turn to make sure that the airplane stays clear of all structures, equipment, and airplanes.

 S 582-014

 (11)
 If taxi lines are available, taxi with the nose wheel on the line.

 S 582-015
 CAUTION: DO NOT USE THE BRAKES CONTINUOUSLY TO KEEP THE NECESSARY TAXI
_______ SPEED. IF YOU USE THE BRAKES WITHOUT SUFFICIENT TIME FOR THEIR TEMPERATURE TO DECREASE, YOU CAN CAUSE THE BRAKES TO BECOME TOO HOT. BRAKES THAT BECOME TOO HOT CAN CAUSE THE WHEEL-THERMAL-FUSE PLUG TO MELT. THIS CAN CAUSE BRAKE DAMAGE OR A DECREASE OF THE TIRE INFLATION PRESSURE.
 (12) Taxi slowly with the engines at idle.
 (a)  
Use the Inertial Reference System (IRS) in the ground speed (GS) mode to monitor the taxi speed.

 (b)  
If the airplane taxi speed is too fast (with engines at idle), operate the brakes slowly and smoothly for a short time. 1) If the taxi speed increases, operate the brakes again, as

 you did in the step before.
 NOTE: On and off application of the brakes permits the
____ temperature of the brakes to decrease when they are off. Do not ride the brakes to keep a constant speed.
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747-400 MAINTENANCE MANUAL
 S 582-016
 (13) Make the turns with the largest radius possible.
 NOTE: This will decrease landing gear side loads, and the tire
____
 scrub will decrease.

 (a)  Make sure that the airplane continues to move while a turn is made.
 NOTE: Do not stop during a turn.
____
 S 582-017
 (14) When it is possible, complete the taxi in a straight line roll for a minimum of 12 feet.
 NOTE: This will release the stresses in the tires and the gears.
____
 S 862-018
 (15)
 Operate the brakes when it is necessary to stop the airplane.

 S 862-019

 (16)
 Set the parking brake.

 S 842-020

 (17)
 Use the airline checklist to deactivate and shutdown the applicable airplane systems.

 S 862-021

 (18)
 Tell the ground crew to install the wheel chocks, and to install the static ground wire.

 S 862-022

 (19)
 You can release the parking brake after the wheel chocks are installed.

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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.

 

　
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