Crankcase
1 Right crankcase 2 Left crankcase 3 Crankshaft connecting rod assembly 4 Piston pin 5 Bolt 6 Piston
Attention: Crankcase is a thin-wall
casting part. Avoid impact on it during
operation in case it may be distorted or
broken.
Clean carefully all the components
before inspection and test and purge them
with high-pressure gas.
Drain the lubricating oil from
crankcase before working on it.