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 792 of 1275

TM 9-2350-311 -20-1

c.

d.

Assembly

Assemble wiring harness (para 2-13).

Installation

1 Install grommet (26) and wiring harness (25) on portable instrument panel (20).

2 Connect 21 electrical connectors (1 thru 8, 10 thru 14, 16, 17, and 18) at instrument panel (20). Connector (12)

is plugged on M109A4/M109A5 Howitzers.

3 Remove nut (22) and Iockwasher (23) and install ground lead on screw (24). Install new Iockwasher and nut.

4 Push cover (21) inward to close and tighten four studs (19) at portable instrument panel (20).

5 Connect wiring harness connector (15) at hull bulkhead in driver’s compartment.

FOLLOW-ON MAINTENANCE:

Connect batteries (para 8-28)

Install portable instrument panel (para 8-17)

8-147

NOTE