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 955 of 1275

TM 9-2350-311 -20-1

10-15 TRACK ADJUSTERS AND MOUNTING BRACKETS — CONTINUED

d. Installation

1

2

3

4

5

6

7

Install bleed plug (1) and input pressure fitting (11 ).

Add grease to adjuster (7) through input pressure fitting (11) until piston (16) is extended 0.5 to 1 in. (12.7 to

25.4 mm).

Install mounting bracket (9) and two screws (8). Torque screws to 300-350 Ib-ft (407475 NŽm).

Install adjuster (7), pivot pin (6), flat washer (5), and screw (4). Torque screw to 300–350 lb-ft (407475 NŽm).

Install pin (3) in lug hole (20) of idler arm assembly (21).

Rotate assembly counterclockwise with crowbar. Remove pin (3).

Install adjuster (7), pin (3), and two new cotter pins (2). Adjust track (para 10-8).

10-38