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 Change 6 5--40.1 5--2 AUTHORIZED MUNITIONS — CONTINUED 5--2.3 Authorized Propelling Charges — Continued i. M231 Propelling Charge The M231 propelling charge is comprised of a green--colored, coated, nitrocellulose--based combustible case with black markings and black bands. This charge is bi--directional (can be loaded in either direction). The M231 is fired in increments of 1 or 2 for charges 1 and 2. j. M232/M232A1 Propelling Charges j.1. M232 Propelling Charge The M232 propelling charge is comprised of a tan--colored, coated, nitrocellulose--based combustible case with black markings. This charge is bi--directional (can be loaded in either direction). Each end has four raised 1/8--inch bumps. The M232 is fired in increments of 3 through 5 for charges 3 through 5.