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TM 9-2350-287-20-2
11-8. IDLER ARM ASSEMBLY REPLACEMENT.
This Task Covers:
a. Removal
b. Installation
Initial Setup:
Tools/Test Equipment:
Personnel Required: Two
General mechanic's tool kit
(Item 24, Appendix I)
Equipment Conditions:
Torque wrench, 0-175 ft-lb
Vehicle parked on level ground (refer to
(Item 69, Appendix I)
TM 9-2350-287-10).
Track removed (para 11-14).
Materials/Parts:
Idler wheel and hub removed (para 11-7).
Gasket (Item 53, Appendix H)
Track adjuster disconnected (para 11-10).
NOTE
Replacement of left-side and right-side idler arm assemblies is the same. Left side
is shown.
a.
REMOVAL
1.
Remove plug (1) from idler arm housing (2).
2.
Remove four screws (5) from idler arm assembly (4).
3.
Remove idler arm assembly (4) and gasket (3) from idler arm housing (2). Discard gasket.
b.
INSTALLATION
1.
Install new gasket (3) and idler arm assembly (4) on idler arm housing (2).
2.
Install four screws (5) in idler arm assembly (4) and torque to 110 ft-lb (149 N
m).
3.
Install plug (1) in idler arm housing (2).
Change 1 11-20
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