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 204 of 828

TM 9–2350–311–20–2
3–92
Change 2
3–3
TROUBLESHOOTING
— CONTINUED
h.
CAB LIGHTING SYSTEM
— CONTINUED
(2)
M118A2/M118A3 ELBOW TELESCOPE LIGHT
IS OUT, BUT ALL OTHER LIGHTS OPERATE.
— CONTINUED
CONTINUED FROM STEP B
Verify fault is corrected.
Continue normal opera-
tions.
yes
no
C
Replace lamp (para 18–2).
Does lamp light?
Wiring in M146 mount is
defective. Notify support
maintenance.
END OF TASK


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