Caution: Wear safety glasses in order to avoid eye damage.
1. Using clean solvent, clean the crankshaft balancer.
2. Using compressed air, dry the crankshaft balancer.
3. Inspect the oil seal contact are a on the crankshaft balancer shaft for grooving and roughness.
Replace if necessar .
4. Always replace the crankshaft balance r if the crankshaft breaks.