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 953 of 1275

TM 9-2350-311-20-1

10-15 TRACK ADJUSTERS AND MOUNTING BRACKETS

This task covers:

a. Removal

b. Disassembly

c. Assembly

d. Installation

Tools

Torque multiplier (item 37, Appx H)

General mechanic’s tool kit (item 64, Appx H)

Torque wrench (item 71, Appx H)

Crowbar (item 15, Appx H)

Lubricating gun (item 24, Appx H)

Materials/Parts

Mechanical puller adapter (item 1, Appx H)

Cotter pins (2) (item 53, Appx G)

Slide hammer puller (item 47, Appx H)

GAA grease (item 27, Appx D)

Socket wrench set (item 56, Appx H)

Preformed packings (2) (item 57, Appx G)

Spanner wrench set (item 68, Appx H)

a. Removal

Lubricant is under high pressure. Loosen bleed plug slowly to avoid injury or severe

burns.

NOTE

It is not necessary to disconnect track or remove idler wheels in order to remove or

install track adjuster. Wheels are shown removed for clarity.

1 Loosen bleed plug (1) to reduce track tension.

2 Remove two cotter pins (2) and pin (3). Discard cotter pins.

10-36

WARNING