TM-9-2350-311-20-2

HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5

TECHNICAL MANUAL; UNIT MAINTENANCE MANUAL FOR CAB, ARMAMENT, SIGHTING AND FIRE CONTROL, ELEVATING AND TRAVERSING SYSTEMS AND ASSOCIATED COMPONENTS

DECEMBER 1993

TM-9-2350-311-20-2 - Page 155 of 828

TM 9–2350–311–20–2

3–44

3–3

TROUBLESHOOTING CHART — CONTINUED

c.

CAB TRAVERSING SYSTEM — CONTINUED

(4)

CAB WILL NOT TRAVERSE FREELY IN MAN-

UAL OR POWER MODES. — CONTINUED

Lubricate drive gear, ring

gear, and race bearings.

Check for sufficient lubrication on drive gear, ring

gear, and race bearings.

Is lubrication adequate (para 2–9).

C

yes

no

CONTINUED FROM STEP B

Notify support mainte-

nance.

END OF TASK