3-4Change 2TM 9-2350-267-20POWERPACK: PRELIMINARY REMOVAL PROCEDURESA Check equipment to be used to remove the powerpack unit. Itmust have a lifting capacity of at least 7500 pounds, reach atleast 9 feet and lift at least 10 feet. It should be movable, orprovisions must be made to move the vehicle as the powerpackis removed.B Open transmission access doors and check universal jointscrews. Screws must be in a position to be removed easily. Ifnot, move vehicle until screws can be easily accessed.C Provide an area 8 feet by 10 feet near the track for the power-pack after removal.D Provide a stand or frame to hold the powerpack after removal.If unavailable, set the powerpack on wood blocks (p 3-24).CAUTIONTracks must be blocked so that the vehicle will notroll out of control. When the powerpack is discon-nected, the vehicle is without brakes.E Move vehicle to level surface. Secure with blocks under tracks.FPlace MASTER switch in OFF position.G Disconnect both battery ground cables (p 6-44).HRelease parking brake. Place transmission in R2. Move steer-ing wheel to right position.IMove throttle to full open position so it is easier to disconnectthrottle linkage.WARNINGA protective fan screen must be installed prior todoing maintenance in the engine compartmentwhen engine is running or when engine is in groundhop mode. Contact with rotating fan can causeinjury.JInstall radiator fan protective screen (p 2-5).TA57641
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