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 2--252.2 Change 6 2--17 OPERATING AUXILIARY EQUIPMENT — CONTINUED 2--17.2 Radio and Intercommunication Equipment a. General Refer to TM 11--5830--340--12 for components of intercommunication system and operation of intercommunication set AN/VIC--(V). AMPLIFIER AM--1780/VRC COMMANDER’S CONTROL BOX C--2298/VRC CONTACT ARM ASSEMBLY CAB POWER RELAY BOX TELEPHONE TERMINALS DRIVER’S CONTROL BOX C--2298/VRC GUNNER’S CONTROL BOX C--2298/VRC