TM-9-2815-202-34 Technical Manual for 8V71T Engines for M109 Howitzer Download
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TM9-2815-202-34 4-42. GOVERNOR REPAIR (Cont) (30) Install riser (48) on shaft of weight carrier assembly (43). NOTE Incorrect installation of riser thrust bearing will result in erratic operation of governor. (31 ) Install riser bearing (47) with smaller inside diameter against riser (48) on weight carrier (32) (33) (34) (35) (36) (37) (38) (39) (40) assembly (43). Insert weight carrier assembly (43) in governor housing (3). Support spline end of shaft and governor housing on arbor press bed. Place weight carrier bearing (46) in governor housing (3) with number side up. Place a 1/2 inch diameter sleeve on top of inner race of bearing (46) and press into governor housing (3) and against shoulder of shaft on weight carrier assembly (43). Clamp spline end of weight carrier assembly (43) in soft-jawed vise. Place key washer (41 ) on end of weight carrier assembly (43) with tang on inner diameter of washer in notch in end of carrier shaft. Install washer (44) and retaining bolt (42), Torque bolt to 15-19 Ib-ft (20-26 N-m). Bend tang on key washer (41) against head of bolt. Install washer (40) against bearing (46). Apply sealant to threads of plug (39) and install in governor housing (3). Torque plug to 45 Ib-ft (61 N-m). Place seat (38) and high speed spring (37) on plunger (30). Thread screw (35) one-half inch into threaded end of plunger (30) and install nut (36) onto screw until it contacts end of plunger, Place low speed spring (32) into low (41) speed spring cap (31). (42) Place small end of spring seat (33) into low speed spring (32). Place adjusting pin (34) into spring seat. (43) Install adjusting pin (34), (31) into plunger (30). spring seat (33), low speed spring (32), and low speed spring cap 4-258