TM 55-1930-209-14&P-21CAUTIONIf the chain drive sprocket is damaged, examine the chain to insure that it has not been damagedduring winch operation. A damaged chain and drive sprocket will be an indication that the winchsprocket is also damaged. Refer to paragraph 5-21 for inspection and Repair of the winchsprocket. Failure to inspect the winch sprocket can result in a repeat failure and more seriousdamage to the winch.c. Examine bearings, splines, shaft and sprocket for scoring, excessive wear or other damage.d. Light scoring and similar minor damage can be repaired with a fine emery cloth.e. Repair other defective parts by replacement with new items.5-16 Chain drive assembly installationa. Install chain drive assembly in reverse disassembly sequence.b. Install chain drive support plate.NOTECheck for movement of the converter during disassembly, and any apparent misalignment. Alsocheck alignment during support plate installation.c. Install drive chain to chain case bellows.d. Service torque converter and chain case as necessary.Section VI. Winch Shafts Removal and Installation5-17 Generala. The winch shafts described in this section include both winch drum assemblies, the drive shaft and the winchhead shaft. Shaft removal requires removal of the gear guard.b. Removal of drum shaft assemblies requires removal of gear guard, brake bands and clutch air lines.c. Drive shaft removal requires removal of chain case, and gear guard.d. Winch head shaft can be removed by removing winch head gear guard only.5-18 Winch drive shaft removala. Drain all lubricating oil from chain case.b. Remove chain case and chain (para 4-17).5-12
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