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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 4-4 M2 CALIBER .50 MACHINE GUN AND MOUNT Do not remove rear pin assembly if M2 caliber .50 machine gun is not installed in mount. Serious injury to personnel could result. a. Removal 1 Remove rear pin assembly (1), front pin assembly (2), and M2 caliber .50 machine gun (3) from mount (4). 2 Remove travel lock pin assembly (5) from travel lock (6). Secure travel lock pin assembly to mount support (7). 3 Rotate manual control lever (8) so manual control lever handle points down and remove mount (4) from mount support (7). b. Installation 1 Install mount (4) into mount support (7). Rotate manual control lever (8) so manual control lever handle points up. 2 Remove travel lock pin assembly (5) from mount support (7) and install into travel lock (6). 3 Install M2 caliber .50 machine gun (3) in mount (4). Install front pin assembly (2) and rear pin assembly (1). 4-3/(4-4 blank)