Kohler Command Pro CV960 Service Manual page 25

the engine is reassembled and placed into operation.
Basic Engine Tests
Crankcase Vacuum Test
crankcase when the engine is operating. Pressure
2. Start the engine and run at no-load high speed
tube.
10.2 cm (4 in.)
Possible Cause
Restricted exhaust.
No Crankcase Vacuum/Pressure in Crankcase
engine.
opening.
the hole in the adapter.
4. Start the engine and bring it up to operating
is to the
the right
present.
and recheck pressure
Replace all worn or damaged seals and gaskets. Make sure
guides.
Section 3
Troubleshooting
before stopping the
Solution
3
3.3