TM-9-2350-311-10
HOWITZER, MEDIUM, SELF-PROPELLED, 155MM; M109A2, M109A3, M109A4 AND M109A5
TECHNICAL MANUAL; OPERATOR’S MANUAL
NOVEMBER 1994
TM-9-2350-311-10 - Page 126 of 775
TM 9-2350-311-10
Item
No.
24
2-40
Interval
Before
Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES
FOR M109 SELF-PROPELLED HOWITZER - CONTINUED
Location
Item to Check/
Service
Rammer
Assembly
Crewmember
Procedure
CANNONEER NO. 1
a. Before firing, check hoses, tubes, and connec-
tors (1) for oil leaks.
b. Check rammer assembly (2) for missing, loose,
or broken components.
l
When exercising rammer assembly, bring
rammer to full extension slowly to avoid seal
damage.
l
If the rammer assembly does not operate
smoothly, or makes unusual noises, or jerking
motions, notify unit maintenance and refer to
para 2-12.5 for cannon hand ramming. Failure
to observe this caution could result in short
rounds and short rounds fall on friendly forces.
Not Fully Mission
Capable If:
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