3.4
Section 3
Troubleshooting
Leakdown Test Results
ȱȱȱȱ .......................................................ȱȱ¢ȱǯ
ȱȱȱ¡ȱ¢ .............................................................ȱ¡ȱȦȱǯ
ȱȱȱ......................................................................ȱȱȦȱǯ
ȱȱȱȃȄȱǻǼȱ£ ........................................................ȱȱȱ¢ȱȱ
condition.
ȱȱȱȃȄȱǻ¢Ǽȱ£............................................Engine is still usable, but there is some
wear present. Customer should start
ȱȱȱȱǯ
ȱȱȱȃȄȱǻǼȱ£...........................................................ȱȦȱ¢ȱȱ
wear. Engine should be reconditioned or
replaced.
ȱ ȱ ȱȱĚ¢ȱȱȱȱǰȱȱȱ
ȱȱȱȱȱȱĚ¢ȱȦȱ
ȱȱȱȱǯȱȱȱ¢ȱȱȱ
ȱȱȱȱȱȱǯȱȱȱ
ȱȱȱȱȱȱȱǰȱȱ¢ȱ
ȱȱȱȱȱ¢ȱȱȱȱȱ
ȱǯȱȱȱȱȱȱȱ
ȱȱěȱȱȱȱȱǯ
4. Install the adapter into the spark plug hole, but
ȱȱĴȱȱȱȱȱȱȱǯ
ȱ śǯȱ ȱȱȱȱȱȱȱśŖȱȱȱȱ
tester.
6. Turn the regulator knob in the increase direction
ǻǼȱȱȱȱȱȱȱȱ¢ȱ
ȃȄȱȱȱȱȱȱȱȱǯ
7. Connect the tester quick-disconnect to the adapter
ȱȱę¢ȱȱȱȱȱǯȱ
ȱȱȱȱȱȱȱȱ
air at the carburetor intake, exhaust outlet, and
crankcase breather.
ȱ Şǯȱ ȱȱȱȱȱȱȱDZ
Compression Test
ȱȱȱȱȱȱȱȱȱ
ǯȱȱ¢ȱȱȱȱ¢ȱȱȱȱ
ȱȱȱȱȱȱǯȱȱȱ
ȱȱȱěǰȱȱȱĴȱȱȱȱȱ
the test. Compression should be at least 160 psi and
ȱȱ¢ȱȱȱŗśƖȱȱ¢ǯ
Cylinder Leakdown Test
ȱ¢ȱȱȱȱȱȱȱȱ
ȱȱȱǯȱ¢ȱ£ȱȱȱ
ȱȱȱ¡ȱȱǰȱ¢ȱȱ
ȱȱȱȱȱȱȱȱȱȱ
¢ǯ
ȱ¢ȱȱȱȱȱ¢ȱǰȱ
¡ȱȱȱȱȱǯȱȱ
ȱȱȱȱȱȱĴȱȱ
adapter hose, and a holding tool.
Leakdown Test Instructions
ȱ ŗǯȱ ȱȱȱȱřȬśȱȱȱȱȱǯ
ȱ Řǯȱ ȱȱȱǻǼȱȱȱȱęȱȱ
engine.
ȱ řǯȱ ȱȱĞȱȱȱȱǻȱ
¢ȱȱǼȱȱȱȱȱȱȱ
the compression stroke. Hold the engine in this
position while testing. The holding tool supplied
ȱȱȱȱȱȱȱȱȱȱȱ
ȱĞȱȱǯȱȱȱȱ
ȱȱȱĞǯȱȱȱřȦŞȈȱȱ
ȱȱȱȦȱȱȱȱǰȱȱȱ
is perpendicular to both the holding tool and
Ğȱǯȱ
Comments to this Manuals