TM-9-2520-234-35 Technical Manual for M109 Transmission XTG-411-2A Download
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*C2 *C2 *C2 CHAP 5, SEC XXI LEFT, RIGHT OUTPUT CLUTCHES REBUILD PAR 168-169 Figure 209. Removing (or installing) geared steer sun gear assembly c. Using a l/2-inch wrench, remove 12 bolts, six lock plates and three retainers from the clutch assembly (fig. 208). d. Using two 5/16-24 bolts, remove the geared steer sun gear assembly from the clutch plate and hub assembly (fig. 209). Note. The sun gear assembly may bind in the hub, due to the preformed packing. If so, pry it loose. e. Remove the preformed packing from geared steer sun gear assembly (fig. 209). f. Do not remove the bearing and retain- ing ring from the sun gear assembly unless replacement of the bearing is necessary (fig. 209). If necessary, remove the retaining ring and press out the bearing. g. Remove the output clutch hub and clutch plates from the clutch plate hub assem- bly (fig. 209). h. Using a hydraulic press and com- pressing tool (fig. 38) against the piston return 144 Figure 210. Removing (or installing) retaining ring for piston return spring retainer spring retainer, compress the springs and re- move the retaining ring (fig. 210). i. Remove retainer 43 (fig. 377, fold-out 6) and eighteen piston return springs 44. j. Turn the clutch plate and hub assembly over, and bump the clutch piston from the hub (fig. 210). k. Remove ring seal 38 and expander 39 (fig. 377, fold-out 6) from clutch piston 41. l. Remove ring seal 37 and expander 36 from clutch plate and hub assembly 35. 169. CLEANING Refer to par. 71 for cleaning recommen- dations.