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 48 of 775
TM 9–2350–311–10
1–10
Change 3
1–11 LOCATION AND DESCRIPTION OF MAJOR COMPONENTS — CONTINUED
1–11.1
Location and Description of Major External Components — Continued
39 CAB ACCESS COVER
Permits access to power pack assembly.
40 GUNNER’S ESCAPE HATCH
Provides access to and from crew compartment.
41 M140 ALINEMENT DEVICE MOUNT
Serves as mount for M140 alinement device.
42 FIRE EXTINGUISHER HANDLE
Activates engine compartment fire extinguisher from outside
the howitzer.
43 PERSONNEL AIR VENT VENTILATOR
GRILLE
Provides personnel heater ventilation.
44 DRIVER’S HATCH COVER
Provides access to and from the driver’s compartment.
45 BATTERY COMPARTMENT ACCESS
DOORS
Two access doors provide access to vehicle batteries, and
provide stowage for track shoes.
46 TRANSMISSION ACCESS DOORS
Two access doors provide access to transmission.
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40
41
42
43
44
45
46
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