Storage
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• Aged fuel is one of major causes of engine starting failure. Before storing the unit, empty the fuel
tank and run the engine until it uses all the fuel left in the fuel line and the carburetor. Store the unit
indoor taking necessary measures for rust prevention.
Troubleshooting guide
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Case 1. Starting failure
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CHECK PROBABLE CAUSES ACTION
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fuel tank ➞ incorrect fuel ➞ drain it and with correct fuel
fuel filter ➞ fuel filter is clogged ➞ clean
carburetor adjustment screw ➞ out of normal range ➞ adjust to normal range
sparking (no spark) ➞ spark plug is fouled/wet ➞ clean/dry
➞ plug gap is incorrect ➞ correct (GAP: 0.6~0.7mm)
spark plug ➞ disconnected ➞ retighten
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Case 2. Engine starts but does not keep running/Hard re-starting.
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CHECK PROBABLE CAUSES ACTION
fuel tank ➞ incorrect fuel or staled fuel ➞ drain it and with correct fuel
carburetor adjustment screw ➞ out of normal range ➞ adjust to normal range
muffler,cylinder (exhaust port)➞ carbon is built-up ➞ wipe away
air cleaner ➞ clogged with dust ➞ wash
cylinder fin, fan cover ➞ clogged with dust ➞ clean
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When your unit seems to need further service, please consult with service shop in your area.
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