234567Install new motor tohydraulic motor (2).winch gasket (4) toInstall hydraulic motor (2), four newIockwashers (5), and four socket headcapscrews (6) to planetary boom winch(7),l Vehicle drum winch assemblyweighs approximately 400 lb(182 kg); use care when install-ing. Failure to observe thiswarning could result in injury topersonnel and damage toequipment.l Use hoist with minimum liftingcapacity of 2000 lb (908 kg) toprevent injury to personnel anddamage to equipment.NOTEAnother M578 Recovery Vehicle orM88A1 Recovery Vehicle may beused, if available, for lifting.Using sling positioned around center ofvehicle drum winch assembly (8), installvehicle drum winch assembly throughopening in front of cab.If necessary, rotate vehicle drum winchassembly (8) until winch control cylinder(9) is facing opening in front of cab.Place 4 in. x 4 in. (10 cm x 10 cm) pieceof lumber on boom winch opening andbetween boom cylinders. Using hoist with2000 lb (908 kg) minimum lifting capaci-ty, lift vehicle drum winch assembly intoplace.Install four new lockwashers (10) and fourhexagon head capscrews (11) securingvehicle drum winch assembly (8). Torquehexagon head capscrews to 480 to 500ft-lb (651 to 678 N-m).TM 9-2350-238-34-22-41
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