Compact Power 427W Troubleshooting Techniques
Oil Leaks from Oil Seals, Gaskets.
Probable Cause:
1. Crankcase breather is
clogged or inoperative.
2. Breather reed broken.
3. Loose or improperly torqued
fasteners.
4. Piston blow-by or leaky
valves.
5. Restricted exhaust.
a. Clean spark arrestor
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