WORN PART IS REPAIRABLE. REFER TO OVERHAUL MANUAL P/N 65-44577-1 P/N 65-44576-2 P/N 69-35842-1 P/N 69-35889-1
Main Landing Gear Damper Wear Limits
Figure 601 (Sheet 3)
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32-11-81
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A
737-300/400/500MAINTENANCE MANUAL
MAIN LANDING GEAR FORWARD TRUNNION BEARING - REMOVAL/INSTALLATION
_________________________________________________________________
1. General
A. This procedure contains the tasks to remove and install the forward trunnion bearing of the main landing gear.
B. You must replace the bearing if the damage or the wear limits is more than the specified in AMM 32-11-00, R/I.
TASK 32-11-83-004-001
2. Main Landing Gear Forward Trunnion Bearing Removal (Fig. 401)
__________________________________________________
A. Special Tools and Equipment
(1)
Mandrel, Forward Trunnion Bearing, Main Landing Gear - C32007-1 Use to remove the shrink fit bearing from the bearing housing.
(2)
Holding Fixture Assembly, Forward Trunnion Bearing Housing , Main Landing Gear - F80096-4
(3)
Holding Fixture Assembly, Forward Trunnion Bearing Housing , Main Landing Gear - F80096-7
(4)
Spanner Wrench, Forward Trunnion Bearing - F80018-1 Use to remove the bearing and the bearing nut.
(5)
Spanner Wrench, Forward Trunnion Bearing - F80018-2 Use to remove the bearing and the bearing nut.
B.
References
(1)
AMM 32-11-11/401, Main Landing Gear Trunnion Link
(2)
OHM 32-16-31, Forward Trunnion Bearing Assembly
C.
Access
(1)
Location Zone
310 Left Main Landing Gear
410 Right Main Landing Gear
D.
Procedure
S 024-002
(1)
Remove the trunnion link and the assembly of the forward trunnion bearing (AMM 32-11-11/401).
S 024-003
(2)
For threaded bearing assembly with rivets, do the following steps:
(a)
Remove the rivets.
CAUTION: MAKE SURE YOU DO NOT HEAT THE BEARING ASSEMBLY FOR MORE
_______ THAN 24 HOURS. TOO MUCH HEAT CAN CAUSE DAMAGE TO THE ASSEMBLY.
(b) Bake the bearing assembly (OHM 32-16-31).
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A 737-300/400/500MAINTENANCE MANUAL
BEARING ASSEMBLY OF THE FORWARD TRUNNION
SEE A
BEARING HOUSING RIVET (8 LOCATIONS) FWD
BEARING
RING NUT
LEFT GEAR SHOWN
(RIGHT GEAR OPPOSITE)
FWD INBD
SHRINK FIT BEARING ASSEMBLY
A
BEARING
HOUSING
PIN
COTTER PIN
BEARING HOUSING
BEARING
RIVET (8 LOCATIONS) BEARING
THREADED BEARING ASSEMBLY THREADED BEARING ASSEMBLY
WITH RIVETS WITH COTTER PIN
A A
Main Landing Gear Forward Trunnion Bearing Installation Figure 401
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