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 232 of 1275

TM 9-2350-311-20-1

3-3 TROUBLESHOOTING CHART — CONTINUED

j.

MASTER WARNING LIGHT (STEERING SHAFT) (1) MASTER WARNING LIGHT (STEERING SHAFT

CIRCUIT — CONTINUED

FAILS TO OPERATE; OTHER MASTER WARNING

LIGHT(S) OPERATE PROPERLY — CONTINUED

Repair or replace lead 27 of

bulkhead-to-portable instrument

panel wiring harness (para 8-49).

Replace circuit breaker (para 8-33,

Troubleshoot master relay circuit (para

3-3b).

END OF TASK

3-132

M109A2/M109A3; para 8-34, M109A4/

M109A5).