Maintenance
Disassemble
1. Disconnect air and remove all burrs, wheels and accessories.
2. Secure tool in vise vertically with output of tool oriented toward upward direction.
Clamp onto the flats toward the rear of the motor housing.
3. Unscrew motor retainer (410-S-38-S) from motor housing (402-132{S}). Lift off
exhaust deflector (410-G-17-S), exhaust screen (402-134) and o-ring (400-51) from
motor housing. Remove motor from housing. Remove from vise.
5. Remove snap ring (404-39) from rear endplate (404-19) with snap ring pliers.
6. Lift out bearing cover (404-38) and o-ring (594016).
7. Slip retaining ring (592016) from groove of spindle (400-G-14-TS).
8. Install brass jaws on vise. Secure motor assembly into vise vertically with output
toward downward direction. Clamp lightly the outside diameter of the cylinder (400-2G)
and endplate (404-19).
9. Use a 3/16” punch to tap spindle out of rear bearing (404-9). Be careful not to drop
the motor assembly when it is free. Remove from vise.
10. Use a small punch to press the rear bearing from the rear endplate.
