S 094-123
(17)
Remove the turning plates with grease.
(18)
Lower the airplane jacks (AMM 07-11-21/201).
(19)
Remove the jacks from the airplane.
S 844-065
(20)
If it is not necessary, remove the power of the hydraulic system A (AMM 29-15-00/201).
S 864-067
S 094-066
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32-21-00
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
NOSE LANDING GEAR - INSPECTION/CHECK
____________________________________
1. General_______
A. This procedure has these tasks:
(1)
An inspection of the nose landing gear
(2)
A torsional free play inspection of the nose landing gear.
B.
For periodic inspections, refer to paragraph 2 and for special
inspections, refer to Chapter 5.
TASK 32-21-00-206-001
2. Nose Landing Gear Inspection (Fig. 601)____________________________
A. References
(1)
AMM 32-00-01/201, Ground Lock Assemblies
(2)
AMM 12-15-41/301, Shock Strut Servicing - Nose Landing Gear
(3)
CMM 32-21-38/701, Nose Landing Gear Buildup
B.
Prepare to Examine the Nose Landing Gear
S 216-003
(1)
Examine the shock strut for leaks and specified extension.
S 216-004
(2)
Examine the lugs of the strut outer cylinder for cracks.
S 216-005
(3)
Examine the external surface of the strut inner cylinder for dirt, scratches, and galling.
S 216-006
(4)
Examine the hydraulic fluid and inflation pressure of the shock strut for correct level (AMM 12-15-41/301).
S 216-007
(5)
Examine the sealant fillet around the gland nut of the shock strut for cracks and sign of leaks.
S 216-008
(6)
Examine the torsion links, and the steering collar for cracks and loose mounting bolts.
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BOEING PROPRIETARY - Copyright (C) - Unpublished Work - See title page for details.
A
737-300/400/500MAINTENANCE MANUAL
S 216-009
(7)
Examine the attachment lugs of the support plate on the steering cylinder for cracks and loose mounting bolts.
S 216-010
(8)
Examine the steering collar bearing for dirt and worn areas.
S 216-011
(9)
Examine the wheels for cracks, corrosion, and flaked paint.
S 216-012
(10)
Examine the drag brace links for cracks and worn areas on the attach points.
S 216-013
(11)
Examine the drag link and the trunnion pins of the shock strut for worn area and looseness.
S 216-014
(12)
Examine the nose landing gear actuator for loose mounting bolts and sign of fluid leakage.
S 216-015
(13)
Examine the lock actuators of the nose landing gear and hydraulic transfer cylinder for loose mounting bolts and sign of fluid leakage.
S 216-016
(14)
Examine the attach points of the spring assembly on the lock link for worn areas and looseness.
S 216-049
(15)
Examine the manual extension release mechanism.
S 216-051
(16)
Examine the tow fitting and the taxi light for loose mounting bolts (CMM 32-21-38/701).
TASK 32-21-00-206-017
3. Nose Landing Gear Torsional Free Play Inspection (Fig. 601)________________________________________________
A. Special Tools and Equipment
(1) Dial indicator gage - 0- to 0.25-inch minimum
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