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 939 of 1275

TM 9-2350-311-20-1

10-10 ROAD WHEELS

This task covers:

a. Removal

b. Installation

Lubricating oil (item 37, A

PPX

D)

General mechanic’s tool kit (item 64, A

PPX

H)

Road wheel lifter (item 35, Appx H)

Socket wrench set (item 56, A

PPX

H)

Two

Torque multiplier (item 37, A

PPX

H)

Torque wrench (item 71, A

PPX

H)

12-ton (10,886-kg) jack (item 32, A

PPX

H)

Track disconnected (para 10-6 or 10-7)

GAA grease (item 25 or 26, Appx D)

a. Removal

NOTE

Steps 1 thru 6 are to be followed for road wheels 2 thru 6 only. Steps 7 thru 10 are to

be followed for road wheels 1 and 7 only.

1 Pull track away from top of road wheel (1).

2 Loosen, but do not remove 10 nuts (2) and 10 fiat washers (3).

3 Place lifter on road wheel arm hub (4) and on inner side of track (5).

10-22