32-11-00
ALL ú ú 01 Page 429 ú Mar 12/02
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
MAIN LANDING GEAR - INSPECTION/CHECK
____________________________________
1. General_______
A. This procedure contains tasks to examine the main landing gear.
B. The regular inspection of the landing gear is given in par. 2. A special inspection is necessary after a hard landing, after a brake seizure when you tow the airplane, or is moving at high speed on the ground, after the gear has collided with an obstacle, and after a high energy stop. For special inspections refer to Chapter 5.
TASK 32-11-00-206-038
2. Main Landing Gear Inspection____________________________
A. Special Tools and Equipment
(1)
Plug Gage, Landing Gear Nut, F80198-12, used to examine the minor diameter of the axle nut with original configuration
(2)
Socket, Axle Nut, F80168-3, used to remove and install the axle nut
B.
References
(1)
AMM 07-11-11/201, Jack Airplane
(2)
AMM 32-00-01/201, Ground Lock Assemblies
(3)
AMM 29-15-00/201, Hydraulic Systems A and B
(4)
AMM 32-45-00/601, Tires and Wheels
C.
Access
(1)
Location Zone
216 Left Main Wheel Well
217 Right Main Wheel Well
D.
Prepare for the Examination
S 496-042
(1)
Make sure that the ground lock assemblies are installed in the nose and main landing gear (AMM 32-00-01/201).
S 866-043
(2)
Remove the power from the hydraulic system (AMM 29-15-00/201).
E.
Procedure to Examine the Main Landing Gear.
S 796-019
(1)
Examine the main actuator and all the hydraulic connections for leaks.
S 796-020
(2)
Examine the shock strut for leaks and specified extension.
(a)
Examine the open surface of the inner cylinder for dirt, scratches, or galling.
S 216-021
(3)
Examine the tires and the wheels of the main landing gear (AMM 32-45-00/601).
S 766-022
(4)
Examine the safety switch sensors and all the electrical wiring for security and chafing.
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32-11-00
ALL ú ú 02 Page 601 ú Nov 15/97
BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
(5) S 216-023Examine the hydraulic hoses for chafing.
(6) S 216-024Examine the attachment of the torsion links and the lower drag strut for tightness, missing cotter pins, lockrings, and lockbolts.
(7) S 216-025On the right landing gear, examine the operating cable of the ground speed brake for damage, corrosion and security of attachments.
(8) S 216-026Examine the hydraulic damper on the torsion links for security and leaks.
(9) S 216-027Examine the side strut and the drag strut connections to the side strut universal connection for tightness, corrosion, and missing cotter pins.
S 216-036
(10)
Examine the attachment lugs of the torsion links, the side strut, and the drag strut for cracks.
S 216-028
(11)
Examine the upper drag strut attachment for security and improper locking.
S 216-029
(12)
Examine the trunnion link and the hydraulic swivel for security and damage.
(a)
Examine the swivel for leaks.
S 216-030
(13)
Examine the reaction link attachments, downlock springs, the lock actuators, the uplock hook, and uplock springs for security and damage.
S 216-031
(14)
Examine the downlock strut for loose attachments and damage.
S 216-032
(15)
Examine the end play in the actuator and the attachment bolts of the walking beam.
S 216-033
(16)
Examine the wing door attachments at the shock strut and the side strut for looseness and incorrect locking.
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