Technical data

Crankshaft Removal
1. Loosen the flywheel bolts and remove the flywheel.
2. Loosen the crankshaft pulley nut and remove the
pulley.
3. Remove the rear oil seal case assembly.
4. Remove the main bearing caps.
5. Take out the crankshaft.
Crankshaft Inspection
Inspect the removed parts. If any parts are found defective, repair or replace them.
• Journals and pins- Damage and uneven wear
• Cracks. clogging of oil hole, and bend
• Wear of journal contact surface
Inspection of Crankshaft and Flywheel
51
Damaged to
tooth face
Wear and damage
Wobble
Westerbeke Engines