Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Use
only with effective chip guarding and personal protective equipment (goggles,
shield, and gloves).
(3) Dry parts, except bearings, with compressed air.
(4) Check chamfered area of output shaft. Use
crocus cloth to remove any nicks, burrs, or sharp
edges that could damage shaft during assembly.
(5) Inspect parts for scratches, burrs, nicks, or
sharp edges, If defects are found, remove with
crocus cloth. If damage cannot be corrected,
replace defective parts.
(1) Install new dust seal (1) into outer bore of
bearing housing (2) with lip facing out.
(2) Install backup ring (3) into inner bore of bearing
(3) Using shaft seal installation tool, press shaft seal
(4) into inner bore over backup ring (3).
Use protective bullet when installing
shaft to prevent damage to seals.
(4) Coat inner edge of dust seal (1) and shaft seal
(4) with petroleum jelly.
(5) Press shaft and bearing assembly (5) into
bearing housing (2).
Clamp bearing housing in soft-jawed
vise by mounting flange only.
Clamping bearing housing in any
other location will cause damage.
Excessive clamping will cause
damage to drive motor.
(6) Clamp bearing housing (2) in soft-jawed vise.
(7) Pour small amount of clean lubricating oil into
bearing housing (2) and output shaft (6).
(8) Coat seal (7) with petroleum jelly and install in
groove in bearing housing (2).
(9) Install shaft face seal (8) in wear plate (9).