TM 9-6115-604-34NAVFAC P-8-633-34WARNINGUse of slings, chains, or lifting hoists not rated for the weight of the engine assembly mayresult In Injury to personnel and damage to equipment. Lifting gear must be rated for 15,000pounds (6300 kg), minimum.(24)Rig the engine assembly for lifting. See Figure 2-5 and Figure 2-6. There are four lifting bracketsmounted to the cylinder block between the cylinder head assemblies. Using locking lifting hooks on thebrackets, actuate the hoist enough to take the slack out of the lifting chains, but do not lift the engine at thistime.(25)Prepare an engine rebuild stand (3375955 or equivalent) for receipt of the engine.WARNINGTo minimize potential falling hazard, dear the area of personnel and other equipment whenattempting to lift heavy equipment.(26)See Figure 2-5. Remove hexagon head capscrews (16), lockwashers (17), hexagon head capscrews (14),lockwashers (15), and hexagonal nuts (10), lockwashers (12), and hexagonal nuts (13) securing the engineto the rear and front engine supports (6 and 1). Hoist engine so that engine is free of front and rear enginemounts.(27)Remove hexagonal nuts (5), lockwashers (4) and hexagon head capscrews (2) and bevel washers (3) toremove front engine support (1).(28)Move hoist slowly in forward direction until engine flywheel housing dears generator flex plates and hub.CAUTIONTake care when moving hoist In forward direction so that engine oil pan does not contact skidban cross member on which front engine support is mounted.(29)Raise hoist until engine oil pan dears skid base cross member and move in forward direction until engine isdear of generator set, and secure on engine rebuild stand. Install suitable protection over engine flywheelhousing, conduit box, and all other exposed equipment to protect from the elements.b.Install. This procedure covers installation and alignment of the engine.(1)Remove hexagonal nuts (9, Figure 2-5), lockwashers (8) and hexagon head capscrews (7) securing rearengine supports (6) to skid base and remove from mounting pads for future use.(2)Remove the ac and dc conduit above the generator in accordance with paragraph 4-35 of the Operator andOrganizational Maintenance Manual. Do not remove ac/dc lights.(3)Remove roof panels 5 and 6 (see Figure 2-2) above the generator in accordance with paragraph 4-13 ofthe Operator and Organizational Maintenance Manual.(4)Remove conduit box cover from rear of generator. See Figure 2-7.(5)Remove capscrews (5, Figure 2-8) and lockwashers (6), and remove generator cable exit enclosure (4).(6)Disconnect cannon plug on battery charger BC1.(7)Rig overhead crane or hoist with minimum load capacity of 6,000 pounds (2722 K) and minimum heightclearance of 150 inches (3810 mm). See Figure 2-9 and connect the lifting rig to lifting lugs on generatorhousing. Take up slack from hoist but do not lift generator at this time.(8)See Figure 2-4. Remove the hexagon head capscrews, hexagonal nuts, and lockwashers from thegenerator mounting feet.WARNINGUse of chains and hoists not rated for the weight of the generator may result In Injury topersonnel or damage to equipment2-28
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