TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download
Page 643 of 828
TM 9–2350–311–20–2 17–5 b. Disassembly WARNING Be certain MASTER switch is in OFF position when working on electrical system to avoid electrical shock and burns. 1 Turn light lens (14) counterclockwise and remove. 2 Remove incandescent lamp (15) from M3 electrical air heater (2). NOTE Be sure knob is in OFF position before removing. 3 Loosen screw (16) and pull knob (17) off M3 electrical air heater (2). c. Assembly 1 Install incandescent lamp (15). 2 Install light lens (14) in M3 electrical air heater (2) by turning clockwise. 3 Position knob (17) on M3 electrical air heater (2) in the OFF position and tighten screw (16). 14 15 17 2 16