Oil Seal / Bearing - BRP Johnson 4HP Service Manual

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OIL SEAL / BEARING

OIL SEAL / BEARING
Visually check the oil seals installed in the cylinder block and
crankcase for cuts, nicks, excessive wear or other damage.
Visually check the crankshaft upper bearing for pitting,
roughness or other damage.
NOTE:
If neither defective nor any damage is found on the oil seals
and the bearing, do not remove the oil seals and the bearing.
Do not re-use the oil seal once removed. Always use a
new oil seal.
Replacing crankshaft upper oil seal / bearing

Triple-Guard grease
1. Remove the crankshaft upper oil seal.

432127: Puller Bridge

432131: Smaller Puller Jaws
2. Drive the bearing out downward.

Remover and installer
3. Apply engine oil to the outer circumference of the bearing.
4. Drive the bearing down into position until the bearing has
stopped.

Remover and installer
6-30