TM-9-2350-311-34-2 Maintenance Manual for Volume 2 M109 Cab Download
Page 236 of 552
TM 9-2350-311-34-2 5-12 VARIABLE RECOIL ASSEMBLY - CONTINUED e. Installation Use care not to scratch or damage actuating piston rod during installation. 1 Slide outer orifice restrictor (40) into front of variable recoil cylinder (3), making sure slot of outer orifice re- strictor is at top, lined up with lubrication fitting. 2 Install actuating piston assembly (30) approximately half-way into front of variable recoil cylinder (3). NOTE Aline key on rear follower with recesses in outer orifice. 3 Slide actuating piston assembly (30) further into variable recoil cylinder (3). Install rear follower group (39) at rear of variable recoil cylinder, over rod of actuating piston assembly. 4 Install machine bushing (38) using spanner wrench. 5 Install machine key (37) and cap screw (36) using hex head wrench. Install new lockwire (35). 5-92 Change 2