TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download
Page 502 of 828
TM 9–2350–311–20–2 8–78 8–16 AMPLIFIER AND CONTROL BOX — CONTINUED a. Removal NOTE Check with unit communications personnel before removal or installation of the intercommunica- tions system. 1 Disconnect four electrical connectors (1) on amplifier AM1780/VRC (2) at J504, J508, J506, and J505. 2 Remove four hex nuts (3), four lockwashers (4), amplifier AM1780/VRC (2), and shock mounts (5). Discard lockwashers. 3 Disconnect three electrical connectors (6) from control box (7) at J804, J802, and J803. 4 Remove four hex nuts (8) and remove four lockwashers (9) to remove control box (7). Discard lockwashers. b. Installation 1 Install control box (7) using four new lockwashers (9) and four hex nuts (8). 2 Connect three electrical connectors (6) to control box (7) at J804, J802, and J803. 3 Install shock mounts (5), amplifier AM1780/VRC (2), four new lockwashers (4) and four hex nuts (3). 4 Connect four electrical connectors (1) to amplifier AM1780/VRC (2) at J504, J508, J506, and J505. 3 4 5 2 1 8 9 6 7