Filter
Top Products
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Check the gasoline
in the tank
Add gasoline
Check the
oil volume
Confirm of the oil SW
Change Oil SW
Add oil (up to the
rated volume)
Open
the cock
Clean,
change
the filter
Yes
None
Yes
None
Oil warning lamp turns on
when the recoil is pulled
warning
lamp is on
Fuel cock is in
the ON position
Yes
NO
NO
Gasoline leaks when the
carburetor drain is loosened
Yes
Check for
gasoline corrosion
OK
Corrosion
Remove the spark plug
and check the electrode
Dry
Attach the plug to the plug
cap, and check for sparks
by grounding the electrode
Sparks
No spark
Adjustment
Check the valve clearance
of the compressed pressure
(compression)
NG
Resistance
value 0
Engine does not start (Start failure)
E/g
GND
Tester
Change
gasoline
Blockage of the fuel tube
carburetor, such as noise, etc.
Check for dirty plugs, or gap
Check the connection
(coupler, high tension cord)
Change the Oil sensor unit