747-400 AMM 飞机维护手册 TOWING AND TAXIING(17)

曝光台 注意防骗 网曝天猫店富美金盛家居专营店坑蒙拐骗欺诈消费者

 NOTE: This will release torsional stress applied to the
____ landing gear components and tires during a turn.
 CAUTION: IF YOU HAVE DISCONNECTED THE TORSION LINKS, MAKE SURE THE
_______ TORSION LINKS DO NOT DROP. DAMAGE TO THE SQUAT SWITCH MOUNTING BRACKET CAN OCCUR.
 (d)  If the torsion links were disconnected, align the links during the last few feet of the tow so that the torsion link bolt can be installed.
 NOTE: The make the final adjustment of the torsion links,
____ move the tow bar sideways (if installed).
 S 862-043
 (6)  Close the 6L18 PARK BRAKE circuit breaker on the P6 panel.
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 09-11-00
 ALL  ú ú 04 Page 240 ú Jun 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 862-044
 (7)  Set the parking brake.
 NOTE: If the Brake Temp display shows on EICAS, release the
____ parking brake after the wheel chocks are in location.
 S 782-045
 (8)  
Make sure the HYD BRAKE PRESS gage shows approximately 3000 psi.

 S 842-044

 (9)
Put the airplane to it's usual condition (see par. 12).

 TASK 09-11-00-582-045
 8. Tow the Airplane (Maximum Weight 360,000 Pounds) Supported by the Nose and
__________________________________________________________________________ Wing Gear
_________
 A. References
 (1)  
12-15-03/301, Wing Landing Gear Shock Strut

 (2)  
12-15-05/301, Nose Landing Gear Shock Strut

 (3)  
12-15-06/301, Landing Gear Tire

 B. Procedure
 S 842-046
 (1)  
Prepare to tow the airplane (see par. 2).

 S 862-047

 (2)
Make sure that the center of gravity is not aft of 24% MAC.

 (3)
Make sure that the nose gear steering linkage is connected.

 S 862-049

 (4)  
Make sure that the nose and wing gear are fully serviceable (Ref 12-15-03/301, 12-15-05/301).

 (5)  
Make sure that the tire pressures are correct (Ref 12-15-06/301).

 S 862-048
 S 782-050
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 09-11-00
 ALL  ú ú 04 Page 241 ú Jun 18/00
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 582-082
 WARNING:_______ IF YOU LOSE HYDRAULIC POWER ON THE AIRPLANE WHILE YOU ARE
 TOWING THE AIRPLANE, YOU MUST TELL THE TOW VEHICLE OPERATOR.
 YOU MUST DECREASE THE TOW SPEED OR STOP TOWING, IF IT IS
 NECESSARY.  IF YOU HAVE A DECREASE IN HYDRAULIC POWER, ONLY
 ACCUMULATOR PRESSURE WILL BE AVAILABLE FOR BRAKE OPERATION.
 IF YOU HAVE A DECREASE IN HYDRAULIC POWER WHILE TOWING, DO NOT
 APPLY THE BRAKES EXCEPT IN AN EMERGENCY OR UNTIL THE AIRPLANE
 IS PARKED.  SMALL PRESSURE ON THE PEDAL ENDS WILL CAUSE A LOSS
 OF HYDRAULIC BRAKE PRESSURE.  A DECREASE IN HYDRAULIC PRESSURE
 WILL LIMIT THE ABILITY OF THE BRAKE SYSTEM TO STOP THE
 AIRPLANE.

 CAUTION: DO NOT HOLD OR TURN THE NOSE WHEEL STEERING TILLER WHILE YOU
_______ TOW THE AIRPLANE
 (6)  Tow the airplane.
 NOTE: For airplane clearances while towing, see Fig. 207.
____
 WARNING: WHEN YOU TOW THE AIRPLANE, ALL PERSONS MUST STAY OUT OF
_______ THE DANGEROUS AREAS AROUND THE TOW VEHICLE, TOW BAR, NOSE WHEELS, AND THE MAIN WHEELS. PERSONS ON THE GROUND MUST KNOW IT IS POSSIBLE TO BE RUN OVER BY THE NOSE WHEELS, MAIN WHEELS, AND THE TOW VEHICLE. THIS IS BECAUSE THE AIRPLANE WILL CHANGE POSITION DURING PUSHBACK AND TOWING. MAKE SURE YOU KEEP A MINIMUM OF 10 FEET SEPARATION BETWEEN PERSONS ON THE GROUND AND THE EQUIPMENT THAT MOVES. IF YOU DO NOT KEEP THE MINIMUN DISTANCE, A FATAL INJURY CAN OCCUR.
 (a)  
Make sure the persons that work near the areas that follow, know the pushback hazard zones as shown in Figure 207A:

 -
tow vehicle

 -
tow bar

 -nose wheels
　
中国航空网 www.aero.cn
航空翻译 www.aviation.cn
本文链接地址：747-400 AMM 飞机维护手册 TOWING AND TAXIING(17)