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 2–18 PREPARATION FOR MOVEMENT (*MARCH ORDER) — CONTINUED Procedure — Continued 10 11 12 13 14 15 16 17 18 19 20 Gunner assists driver in locking cannon tube in travel position, turns CAB POWER switch to OFF, locks turret lock, and closes left cab side door. To prevent accidental injury, two personnel must guide driver when backing up (para2–10.4). Chief of section along with the assistance of the cannoneer no. 2 directs the driver to back against spades. When driver has backed against spades, gunner steps on left spade pedal, and assistant gunner steps on right spade pedal. The chief of section directs the driver to pull forward enough to permit the spades to be lifted into travel position. Cannoneer no. 2 closes rear hull door. Cannoneer no. 1 and 3 lift left spade into travel position, and cannoneer no. 1 replaces left spade pin assembly and secures left spade strut. The ammunition team chief and cannoneer no. 2 lift right spade into travel position. Cannoneer no. 2 replaces right spade pin assembly, secures right strut, and opens rear hull door. Cannoneer no. 1 checks left and right latches for complete engagement, secures left and right struts, and checks left and right pin assemblies and struts for security. Cannoneer no. 2 and 3 fold and place tarpaulins in stowage racks. Cannoneer no. 3 secures M1A1 collimator and hands it to assistant gunner, who stores it and closes right cab side door. Assistant gunner verifies all section equipment is present and secure. Entire section takes their post and cannoneer no. 1 closes rear hull door. Chief of section verifies howitzer is prepared for traveling and reports “NUMBER (SO AND SO) IN ORDER” or reports any defect section cannot correct without delay. 2-270