TM-9-2350-311-20-1

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR HULL, POWERPLANT, DRIVE CONTROLS, TRACKS, SUSPENSION, AND ASSOCIATED COMPONENTS

AUGUST 1994

  TM-9-2350-311-20-1 - Page 964 of 1275

TM 9-2350-311-20-1
10-18 IDLER ARM HOUSINGS
This task covers:
a. Removal
b. Installation
Tools
Equipment Conditions
General mechanic’s tool kit (item 64, Appx H)
Idler arm assembly removed (para 10-17)
Socket adapter (item 3, Appx H)
Idler wheel and hub removed (para 10-16)
Socket wrench set (item 56, Appx H)
Track adjuster disconnected (para 10-15)
Torque multiplier (item 37, Appx H)
Track disconnected (para 10-6 or 10-7)
Torque wrench (item 71, Appx H)
a. Removal
Remove eight screws (1) and idler arm housing (2).
b. Installation
Install idler arm housing (2) and eight screws (1).
NOTE
FOLLOW-ON MAINTENANCE:
Install idler arm assembly (para 10-17)
Install idler wheel and hub (para 10-16)
Connect track adjuster (para 10-15)
Connect track (para 10-6 or 10-7)
10-47


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