TM-9-2350-311-20-2 Maintenance Manual Volume 2 for M109 Cab Download
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TM 9–2350–311–20–2 Change 2 5–9 5–5 FIRING BLOCK ASSEMBLY AND FOLLOWER ASSEMBLY This task covers: a. Disassembly b. Assembly INITIAL SETUP Tools Artillery and turret mechanic’s tool kit (SC 5180–95–CL–A12) Spanner wrench (item 17, Appx H) Materials/Parts Spring pin (item 6.1, Appx G) Spring pin (item 5, Appx G) Equipment Condition Firing block assembly removed (TM 9–2350–311–10) a. Disassembly CAUTION Firing pin is under pressure and will spring out when removed. Hold firing pin during disassembly to prevent loss of parts. 1 Depress firing pin (1) and remove. 2 Remove lock pin (2) and spring (3). 3 Remove spring pin (4) and discard. 4 Remove knob (5), spring (6) and follower assembly (7) from firing block (8). NOTE Step 5 pertains to the M284 cannon only. 5 Remove spring pin (9), shoulder screw (10), and shaft roller (11) from follower shaft (12). Discard spring pin. M284 CANNON CONFIGURATION M185 CANNON CONFIGURATION 4 5 1 3 8 10 11 9 12 6 4 5 6 7 2 3 8 1 2 7