32-53-14
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A
747-400 MAINTENANCE MANUAL
S 094-011
WARNING:_______REFER TO AMM 32-00-30/201 FOR THE LOCK REMOVAL PROCEDURE. THE FAST MOVEMENT OF THE DOORS CAN CAUSE INJURY TO PERSONS OR DAMAGE TO EQUIPMENT.
(5) Remove the door locks of the wing and body gear (AMM 32-00-30/201).
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32-53-14
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747-400 MAINTENANCE MANUAL
BODY GEAR STEERING ARMING SWITCH - REMOVAL/INSTALLATION
_______________________________________________________
1. General_______
A. This procedure removes and installs the steering arming switch of the body landing gear.
TASK 32-53-15-004-001
2. Body Gear Steering Arming Switch Removal________________________________________
A. Special Tools and Equipment
(1)
8ME65B01202-1 - Torsion Link Holding Tool
B.
References
(1)
AMM 09-11-00/201, Towing
(2)
AMM 32-00-30/201, Landing Gear Door Locks
(3)
AMM 32-51-07/401, Nose Gear Rudder Pedal Steering Interconnect Actuator
(4)
AIPC 32-51-62 Fig. 1
(5)
SSM 32-53-01
(6)
WDM 32-53-11
C.
Access
(1)
Location Zone
211 Forward Passenger Cabin, LH
D.
Prepare for Removal
S 494-002
(1)
Make sure that you install the ground locks of the landing gear (AMM 09-11-00/201).
S 864-004
(2)
Open the 7G23 BODY GR STRG ARM AC circuit breaker on the P7 Overhead Circuit Breaker Panel.
S 864-005
(3)
Open the 7G24 BODY GR STRG ARM DC circuit breaker on the P7 Overhead Circuit Breaker Panel.
S 014-006
CAUTION:_______DO NOT LET THE TORSION LINK FALL. IF THE TORSION LINK FALLS, DAMAGE TO THE MOUNTING BRACKET OF THE SQUAT SWITCH CAN OCCUR.
(4) Remove the apex bolt of the torsion link of the nose landing gear (Fig. 402).
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747-400
MAINTENANCE MANUAL
SEE A
SEE B
BODY GEAR STEERING
ARMING SWITCH
MOUNTING
SCREW
RIGGING INTERCONNECT
PIN ACTUATORS
CHANNEL
SWITCH
A
ADJUSTING
BOLT
INBD FWD
B
Body Gear Steering Arming Switch Installation
Figure 401
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747-400
MAINTENANCE MANUAL
SEE A
B
B
A
FWD
A
A
5.5
UPPER
TORSION CRIMP FERRULE
CABLE LINK (2 PLACES)
BUTTON
QUICK- 14.0
RELEASE
PIN
APEX 0.12
BOLT
2.12
LOWER THREADED
TORSION BUSHING
LINK NOTE:____ DIMENSIONS ARE IN INCHES.
HANDLE
A-A B-B
Torsion Links Installation
Figure 402
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú 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 起落架 LANDING GEAR 9(14)
