3-69. POWER TAKEOFF REPAIR (CONT)
Bearings and bearing races mounted on drive shaft may be heated in an oven or oil bath not to
Install rear bearing cup in power takeoff housing.
Use a mandrel or piece of steel pipe with outside diameter slightly smaller than race outside diameter. Seat
race in housing.
Install two pipe plugs rear of power takeoff housing. Torque plugs to 7.5-10 ft lb.
Dust lip of seal should face to rear. Lubricate seal with engine oil (MIL-L-2104) prior to installation.
Press or tap rear oil seal in rear of power takeoff housing until rear casement of seal is flush with rear
Press two bearing races onto drive shaft. Seat bearings against collar on shaft.
Press inner bearing race onto driveshaft. Seat inner bearing race against shoulder.
Set power takeoff housing on work bench with input end facing upward. Support with wooden blocks.
To prevent damage, be very careful when power takeoff drive shaft enters rear oil seal.
Install power takeoff driveshaft in power takeoff housing.
Press front bearing race in place on front of driveshaft bearing.
Perform steps 13 thru 16 to compute bearing free play and select a shim pack, usually containing