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 167 of 775
TM
9-2350-311-10
Item
No.
5 5
Interval
After
Table 2-1. PREVENTIVE MAINTENANCE CHECKS AND SERVICES
FOR M109 SELF-PROPELLED HOWITZER — CONTINUED
Location
Item to Check/
Service
M42
Tank
Periscope
Crewmember
Procedure
ASSISTANT GUNNER
a. After firing, check M42 tank periscope (1) for
moisture, fungus, dirt, or condensation within
field of view.
b. Clean window and close cover.
Not Fully Mission
Capable If:
2-73
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