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 133 of 828
TM 9–2350–311–20–2
3–24
Change 2
3–3
TROUBLESHOOTING CHART — CONTINUED
b.
CANNON — CONTINUED
(4)
CANNON DOES NOT RETURN TO BATTERY.
— CONTINUED
Verify fault is corrected.
Continue normal opera-
tions.
Notify support
maintenance.
1.
Inspect buffer assembly (para 5–17).
2.
Return vehicle to firing ready condition
(TM 9–2350–311–10).
3.
Fire cannon in accordance with
(TM 9–2350–311–10).
Does cannon return to battery?
CONTINUED FROM STEP F
yes
no
END OF TASK
G
Repeat step F. If variable
recoil mechanism cannot
be bled after several
attempts, notify support
maintenance.
yes
no
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