TM-9-2350-311-10 M109 Operator's Manual for M109A2, M109A3, M109A4 and M109A5 Download
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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. 39 40 41 42 43 44 45 46