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 191 of 828

TM 9–2350–311–20–2
3–80
Change 2
f.
RAMMER HYDRAULIC SYSTEM — CONTINUED
(1)
RAMMER DOES NOT OPERATE.
— CONTINUED
1.
Replace blocking valve (para 7–2).
2.
Extend rammer and check alinement.
Is adjustment correct?
END OF TASK
D
Go to adjustment procedure
(para 7–2). If malfunction
persists, notify support main-
tenance.
yes
no
Return to normal operation.
CONTINUED FROM STEP C
ACTUATING VALVE
RAMMER
CYLINDER
HOSES, TUBES, AND FITTINGS
BLOCKING VALVE


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