S 434-033
 (9)  
Tighten the nut on the lower spindle bolt to 40 - 50 pound-feet.

 (a)  
Loosen the nut to the nearest castellation and hold it with the lockbolt, the washer and the nut.

 S 094-034
 (10)
 Remove the sling and the hoist.

 S 094-035

 (11)
 Remove the bungee clamp.

 S 434-036

 (12)
 Attach the electrical conduit to the jury strut.

 S 434-037

 (13)
 Connect the junction shield (5) with the conduit and the sensors attached, to the jury strut.

 S 434-038

 (14)
 Install the screws to hold the downlock sensors.

 (a)  
The clearance adjustment is usually not necessary.

 NOTE: If it is necessary, adjust it (Ref 32-61-20/401).
____
 S 434-039
 (15)
 Examine the safety wires on the sensor conduit.

 (a)  
If the wires are loose or damaged, tighten the nuts to 175 -200 pound-inches and install the lockwire.

 S 434-040
 (16)
 Install the junction shield cover.

 S 434-041

 (17)
 Install the downlock actuator (AMM 32-32-15/401).

 (18)
 Attach the hydraulic lines to the side strut.

 (19)
 Install the short lines on the upstream side of the swivel.

 (20)
 Connect the hydraulic lines to the hydraulic swivel (1).

 S 434-042
 S 434-043
 S 434-044
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-11-27
 ALL  ú ú 03 Page 408 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 824-045
 (21) Make sure you align the jury strut.
 NOTE: If the jury strut is out of tolerance, adjust it
____
 (AMM 32-11-08/501).

 S 824-046
 (22) Examine the truck lock adjustment.
 NOTE: Adjust it if it is out of tolerance (AMM 32-11-23/501).
____
 S 494-047
 (23) Install the ground lock (AMM 09-11-00/201).
 S 784-062
 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.
 (24)
 Supply the systems No. 1 and No. 4 hydraulic power
 (AMM 29-11-00/201).

 S 794-049

 (25)
 Examine the hydraulic connections for leakage.

 H.
Put the airplane back to its usual condition.

 S 844-051
 (1)  
Remove the systems No. 1 and No. 4 hydraulic pressure
 (AMM 29-11-00/201).

 S 864-052

 (2)  
Put the weight of airplane back to the landing gear
 (AMM 07-11-01/201).

 S 094-060
 WARNING: YOU MUST CAREFULLY DO THE STEPS IN THE TASK BELOW TO REMOVE THE
_______ DOOR LOCKS FROM THE LANDING GEAR DOORS. THE DOORS CAN CLOSE QUICKLY IF YOU DO NOT REMOVE THE DOOR LOCKS CORRECTLY. THIS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
 (3)  Do this task: "Removal of the Door Locks on the Wing Landing Gear" (AMM 32-00-30/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-11-27
 ALL  ú ú 03 Page 409 ú Oct 18/99
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
747-400 MAINTENANCE MANUAL
 S 094-061
 (4)  Do this task: "Removal of the Door Locks on the Body Landing Gear" (AMM 32-00-30/201).
 EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú

 32-11-27
 ALL  ú ú 03 Page 410 ú Oct 18/99
　
中國航空網 m.k6050.com
航空翻譯 www.aviation.cn
本文鏈接地址：747-400 AMM 飛機維護手冊 起落架 LANDING GEAR 2(61)