(2)
The installation of the nose landing gear.
TASK 32-21-00-004-068
2. Nose Landing Gear Removal (Fig. 401)
_________________________
A. Special Tools and Equipment
(1)
Lock Assembly, Nose Landing Gear Oleo - F70263-1. Use to lock the shock strut in the compressed position when the airplane is lifted on jacks.
(2)
Sling for the Nose Landing Gear - polyester web slings 12 feet long, 3 inches wide, 2000 pound minimum rated capacity, eye and eye configuration. CWEE1-63, 12 feet long. Cambridge Wire Cloth Co., Cambridge, Maryland. Use to transport the nose landing gear.
(3)
Spanner Wrench - F72959-40 (AN8514-7 or F72959-4, Optional)
(4)
Trunnion Pin and Bearing Puller Set - F80158-17 (F80158-1, Optional)
B.
Standard Tools and Equipment
(1)
Axle Jack
C.
References
(1)
AMM 07-11-21/201, Jack Airplane
(2)
AMM 29-15-00/201, Hydraulic Systems A and B
(3)
AMM 32-00-01/201, Ground Lock Assemblies
(4)
AMM 32-09-02/401, Nose Landing Gear Safety Sensors
(5)
AMM 32-22-11/401, Nose Landing Gear Wheel Well Doors
(6)
AMM 32-00-01/201, Ground Lock Assemblies
D.
Prepare for the Removal of the Nose Landing Gear
S 844-003
(1)
Remove the pressure from the hydraulic system A
(AMM 29-15-00/201).
S 494-004
(2)
Install the ground locks in the nose landing gear
(AMM 32-00-01/201).
S 014-005
(3)
Remove the wheel well doors of the nose landing gear (AMM 32-22-11/401).
E.
Procedure to Remove the Nose Landing Gear
S 014-006
(1) Remove the aft access panel from the left bulkhead of the nose wheel well.
NOTE: The removal of the panel will get access to the turnbuckles
____ of the nose wheel steering (NWSA, NWSB) and the jamnut (12) of the left trunnion pin.
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-21-00
ALL ú ú 01 Page 401 ú Mar 15/98
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
SEE A
SEE D 4. TRUNNION 1. BRACKET
LANDING GEAR
NOSE GEAR STEERING DOWN HYDRAULIC
CABLE TURNBUCKLES LINE
HYDRAULIC RETURN LINE
SEE B
3. SWIVELS
SEE C HYDRAULICLANDING GEARSEE E RETURN LINEDOWN HYDRAULIC LINE
FWD
A
9. BOLT
5. FITTING
8. LOWER LINK
7. WASHER
6. WASHER
B
33. STEERING 33. STEERING
COLLAR COLLAR
32. SPRING PINS NWSA CABLE TERMINAL32. SPRING PINS
NWSA/NWSB NWSB CABLE TERMINAL
CABLE TERMINAL
30. LOCKWIRE 30. LOCKWIRE
CABLE NWSB CABLE NWSB
DOUBLE CABLE SINGLE CABLE
C C
Nose Gear Installation Figure 401 (Sheet 1)
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú
32-21-00
ALL ú ú 01 Page 402 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
NO GAP ALLOWED BETWEEN SPHERICAL BEARING AND TRUNNION BEARING FLANGE AFTER INSTALLATION.
22. CAP SCREW
21. NUT LOCK
20. TRUNNION PIN
19. TRUNNION PIN NUT
CABLE
NWSA
CABLE NWSB
SEE F
FWD
A 737-300/400/500MAINTENANCE MANUAL
11.
LOCKWASHER
12.
JAM NUT
13.
SPHERICAL BEARING
15. LOCK PIN
14. SPRING PIN
16. TRUNNION
D
10. SHOCK STRUT RETAINER
FWD
E
29. NUT 28. RETAINER
25. RING 19. TRUNNION PIN NUT 24. PRESSURE SEAL 26. EYEBOLT 27. RETAINER F
34. GROUND LOCK ASSEMBLY FWD
Nose Gear Installation Figure 401 (Sheet 2) G
EFFECTIVITYùùùùùùùùùùùùùùùùùùùùùùùùùùùùùù. ú 中国航空网 www.aero.cn 航空翻译 www.aviation.cn 本文链接地址：737-300 400 500 AMM 飞机维护手册 起落架 LANDING GEAR 2(11)
