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时间:2011-04-13 07:45来源:蓝天飞行翻译 作者:航空
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 32-42-11
 ALL  ú ú 01 Page 205 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 432-022
 (8)  
Install the cover on the module and tighten by hand.

 S 432-113

 (9)  
Use the torque adapter to tighten the cover to 240-360 pound-inches and install a lockwire.


 S 862-114
 WARNING: MAKE SURE THAT PERSONS AND EQUIPMENT ARE CLEAR OF ALL CONTROL
_______ SURFACES BEFORE YOU SUPPLY HYDRAULIC POWER. AILERONS, RUDDERS, ELEVATORS, FLAPS, SPOILERS, LANDING GEAR, AND THRUST REVERSERS CAN MOVE QUICKLY WHEN YOU SUPPLY HYDRAULIC POWER, THIS CAN CAUSE INJURY TO PERSONS AND DAMAGE TO EQUIPMENT.
 (10)
 Pressurize hydraulic system No. 4 and the reservoir
 (AMM 29-11-00/201).


 S 212-024

 (11)
 Stop for five minutes and examine for leaks around the cover.

 S 862-025

 (12)
 Set the parking brake.

 S 092-115

 (13)
 Do this task:  "Removal of the Door Locks on the Body Landing Gear" (AMM 32-00-30/201).


 TASK 32-42-11-002-028
 4.  Remove the Solenoid Shutoff Valve from the Autobrake Pressure-Control_____________________________________________________________________ Module (Fig. 201)______
 A.  References
 (1)  
AMM 09-11-00/201, Towing

 (2)  
AMM 29-11-00/201, Main Hydraulic Supply System

 (3)  
AMM 32-00-30/201, Landing Gear Door Locks

 (4)  
AIPC 32-42-11-01

 B.  
Access

 (1)  
Location Zones
 117 Electrical & Electronics Compartment, LH
 (P180 DC Power Distribution Panel)

 

 136  Wing Landing Gear Well - Right (Aft Bulkhead, Wing Gear Wheel Well)
 C.  Prepare for the Removal
 S 492-122
 (1)  Make sure the ground locks are installed in all landing gear (AMM 09-11-00/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-42-11
 ALL  ú ú 01 Page 206 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 S 492-118
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO INSTALL
_______ THE DOOR LOCKS ON THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT INSTALL THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMGE TO EQUIPMENT.
 (2)  
Do this task: "Installation of the Door Locks on the Body Landing Gear" (AMM 32-00-30/201).

 S 492-031

 (3)  
Make sure that wheel chocks are installed at all wheels.

 S 862-121

 (4)  
Remove the pressure from hydraulic system No. 4 and the reservoir (AMM 29-11-00/201).

 S 862-033

 (5)  
Release the parking brake.

 S 862-034

 (6)  
Open this circuit breaker and attach a DO-NOT-CLOSE tag:

 (a)  
P180 DC Power Distribution Panel
 1) 180J25, AUTOBRAKE


 D.
Remove the Solenoid Shutoff Valve


 S 032-035
 (1)  Remove the screws (4 locations) that attach the shutoff valve to the module.
 NOTE: Make sure to examine the lockwire before you remove it so you
____ can install it correctly when the new shutoff valve is installed.
 S 022-036
 CAUTION:_______REMOVE THE SHUTOFF VALVE STRAIGHT OUT OF THE MODULE. IF YOU TURN IT, DAMAGE CAN OCCUR TO THE CONNECTOR PINS ON THE BOTTOM OF THE SHUTOFF VALVE.
 (2)  
Remove the shutoff valve from the module.

 S 492-038

 (3)  
Put a cap on the connector receptacle and a plug in the port, for the shutoff valve, of the module.


 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-42-11
 ALL  ú ú 01 Page 207 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 032-120
 
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