______
A. Special Tools and Equipment
(1)
77144-T11 - Torque Adapter
Abex Corporation, Aerospace Division
3151 West 5th Street
Oxnard, CA 93030
B.
Consumable Materials
(1)
D00054 Hydraulic System Lubricant - MCS 352
C.
References
(1)
AMM 09-11-00/201, Towing
(2)
AMM 29-11-00/201, Main Hydrualic Supply System
(3)
AMM 32-00-30/201, Landing Gear Door Locks
(4)
AMM 32-42-00/501 Brake Control System
(5)
AIPC 32-42-11-01
D.
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)
E. Install the Solenoid Shutoff Valve
S 492-124
(1) Make sure the ground locks are installed in all landing gear (AMM 09-11-00/201).
S 492-125
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).
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-42-11
ALL ú ú 01 Page 208 ú Jun 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 642-126
CAUTION: BE CAREFUL TO KEEP ALL CONTAMINATION OUT OF THE AUTOBRAKE
_______ PRESSURE-CONTROL MODULE. CONTAMINATION CAN CAUSE DAMAGE TO THE MODULE.
(3)
Lubricate the new O-rings and the retainers.
S 432-045
(4)
Install a new O-ring in the groove of the connector on the solenoid valve.
S 432-046
(5)
Install a new seal plate on the module.
S 422-047
(6)
Put the seal plate and the solenoid valve into their positions.
S 432-048
(7)
Install the washers and screws (4 locations) and tighten in a diagonal sequence to 95-100 pound-inches with the torque adapter.
S 912-127
(8)
Safety the solenoid valve with a lockwire.
S 862-155
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.
(9)
Pressurize hydraulic system No. 4 and the reservoir (AMM 29-11-00/201).
S 862-050
(10)
Remove the DO-NOT-CLOSE tag the close this circuit breaker:
(a)
P180 DC Power Distribution Panel
1) 180J25, AUTOBRAKE
S 712-051
(11)
Do the Brake System BITE Test procedure in the "Ground Tests - Brake Control System" task (AMM 32-42-00/501).
S 712-129
(12)
Do the Autobrake Application Test procedure in the "Ground Tests -Brake Control System" task (AMM 32-42-00/501).
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32-42-11
ALL ú ú 01 Page 209 ú Feb 18/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
S 212-128
(13)
Stop for five minutes and examine for leaks around the solenoid shutoff valve.
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本文鏈接地址：747-400 AMM 飛機維護手冊 起落架 LANDING GEAR 7(74)
