(3) Install 10-32 x 1 inch bolt (10) in blower drive shaft(11). Remove snap ring (12) and extract
blower drive shaft. Remove bolt.
Place a rag below the hub and spring plate assembly to prevent bolts from falling into
the flywheel housing
(4) Remove three bolts (13) securing hub and spring plate assembly (14) to blower drive gear
(15). Remove hub and spring plate assembly (14).
Remove three bolts (16) securing two spring plates (17) to blower drive hub (18).
Dry cleaning solvent P-D-680 is toxic and flammable. Wear protective
goggles and gloves and use only in a well-ventilated area. Avoid
contact with skin, eyes, and clothes and dont breathe vapors. Do not
use near open frame or excessive heat. The flash point is 100°F-138oF
(38oC-50oC). If you become dizzy while using cleaning solvent, get
fresh air immediately and get medical aid. If contact with eyes is made,
wash your eyes with water and get medical aid immediately.
Compressed air used for cleaning purposes will not exceed 30 PSI.
Use only with effective chip guarding and personal protective
equipment (goggles/shieid, gloves, etc).
Clean all parts with dry cleaning solvent P-D-680 and dry with compressed air.
Examine blower drive shaft. Replace blower drive shaft if splines are worn, cracked, or
Examine blower drive hub. Replace hub if cracked or damaged or if spline is cracked, worn,
or otherwise damaged.