Kohler Command Pro CV960 Service Manual page 26

Section 3
Troubleshooting
Compression Test
the test. Compression should be at least 160 psi and
Cylinder Leakdown Test
adapter hose, and a holding tool.
Leakdown Test Instructions
engine.
the compression stroke. Hold the engine in this
position while testing. The holding tool supplied
is perpendicular to both the holding tool and
3.4
Leakdown Test Results
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............................................Engine is still usable, but there is some
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4. Install the adapter into the spark plug hole, but
tester.
6. Turn the regulator knob in the increase direction
7. Connect the tester quick-disconnect to the adapter
air at the carburetor intake, exhaust outlet, and
crankcase breather.
condition.
wear present. Customer should start
wear. Engine should be reconditioned or
replaced.