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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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 S 642-069
 (3)  Lubricate the new O-rings (2 and 4) and the retainers (1) with clean hydraulic fluid.
 S 432-070
 CAUTION: BE CAREFUL TO KEEP CONTAMINATION OUT OF THE PORTS OF THE
_______ ANTISKID MODULE. CONTAMINATION CAN CAUSE A MALFUNCTION OF THE ANTISKID MODULE.
 (4)  
Install the new O-ring (4) on the union (5), and install the union in the hydraulic fuse (6).

 S 432-071

 (5)  
Install the O-ring (2) and the retainers (1) on the hydraulic fuse (6).

 S 422-072

 (6)  
Install the hydraulic fuse (6) into the normal antiskid module, with the 4 screws (3).

 (a)  
Tighten the screws to 100-110 pound-inches.


 S 432-073
 (7)  
Connect the hydraulic line to the hydraulic fuse on the normal antiskid module.

 S 862-074

 (8)  
Pressurize hydraulic system No. 4 (AMM 29-11-00/201).

 S 212-075

 (9)  
Look at the HYD BRAKE PRESS gage on the captain's instrument panel, and make sure it shows 3000 |200 psi pressure.

 S 712-076

 (10)
 Push the brake pedals slowly and fully five times to operate the brakes.

 S 872-077

 (11)
 Bleed the brake lines from the antiskid valve to the brakes to remove air caught in the brake lines (AMM 32-41-00/201).

 S 212-078

 (12)
 After five minutes, look to make sure there are no leaks around the hydraulic fuse in the normal antiskid module.


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 32-42-02
 ALL  ú ú 01 Page 220 ú Oct 10/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 712-079
 (13) Push the brake pedals three times to operate the brakes, while you examine the brake operation through the hydraulic fuse that you installed.
 NOTE: Look for brake piston movement to make sure the brake
____
 operates correctly.

 S 862-080
 (14) Set the parking brake.
 S 092-188
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE THE
_______ DOOR LOCKS ON THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT REMOVE THE DOOR LOCK CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (15) Remove the main landing gear door locks and close the doors (AMM 32-00-30/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-42-02
 ALL  ú ú 01 Page 221 ú Oct 10/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400
MAINTENANCE MANUAL

 TASK 32-42-02-022-081
 8. Hydraulic Fuse (Alternate Antiskid Module) - Removal
____________________________________________________
 A. References
 (1)  
AMM 29-11-00/201, Main Hydraulic Supply System

 (2)  
AMM 32-00-30/201, Landing Gear Door Locks

 (3)  
AIPC 32-42-02, Fig. 1

 B.
Access

 (1)  
Location Zones


 135  Wing Landing Gear Well - Left (Forward bulkhead, wing gear wheel well) Alternate Antiskid Module - Left Wing Gear
 136  Wing Landing Gear Well - Right (Forward bulkhead, wing gear wheel well) Alternate Antiskid Module - Right Wing Gear
 137  Body Landing Gear Well - Left (Aft bulkhead, body gear wheel well) Alternate Antiskid Module - Left Body Gear
 138  Body Landing Gear Well - Right (Aft bulkhead, body gear wheel well) Alternate Antiskid Module - Right Body Gear
 C. Prepare for the Removal
 S 492-082
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASKS 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 DAMAGE TO EQUIPMENT.
 (1)  
Do this task: "Installation of the Door Locks on the Wing Landing Gear" (AMM 32-00-30/201).

 S 492-207

 (2)  
Do this task: "Installation of the Door Locks on the Body Landing Gear" (AMM 32-00-30/201).
 
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