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8. Storage
9. Disposal
10. Troubleshooting
PHENOMENON
The engine does not start.
The engine does not accelerate.
The engine stalls when the throttle
is returned to its original position.
The engine rotation speed changes.
Abnormal vibration
Deterioration of fuel consumption
• When the symptoms in the left column do not improve after taking the measures in the right column, please contact the shop
where you bought this product.
• For the measures marked with ✩, please buy ZENOAH's genuine parts at the shop where you bought this product.
26
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.
When disposing your machine, fuel or oil for the
machine, be sure to allow your local regulations.
MAIN CAUSE
• Bad fuel (different quality, deterioration)
• Excessive sucking of fuel
• Clogging of the muffler exhaust vent
• Contamination of the spark plug electrodes,
Short-circuit or breaking of a wire
• Bad fuel (different quality, deterioration)
• Clogging of the muffler exhaust vent
• The idling revolution speed is too low.
• Clogging of the fuel filter
• Deformation or damage of the blade
• Clogging of the air cleaner
• Blunt blade
• Bad lubrication of the flexible shaft
WARNING
• Do not modify or disassemble the machine.
Modification or disassembly of the machine might
cause the machine to be damaged during operation,
or cause an unexpected accident due to the leakage
of fuel or malfunction of the machine.
• When you carry out inspection or maintenance of
the machine, keep the machine clear of fire (such as
a lit cigarette). Otherwise, the fuel might catch fire.
• Use ZENOAH's genuine or dedicated tightening
parts (bolts, nuts and screws). Use of other
manufacturers' parts might damage the machine, or
cause an unexpected accident due to parts falling
off while the machine is in operation.
MEASURES
• Replace it with normal fuel (page 12).
• Open the choke, open the throttle full
open, and pull out the rope repeatedly
(page 14).
• Clean the muffler (page 24).
• Clean the electrodes or replace the plug
(page 22✩).
• Replace it with normal fuel (page 12).
• Clean the muffler (page 24).
• Readjust the idling adjustment screw
(page 24,25).
• Clean or replace the fuel filter (page 22✩).
• Replace the blade (page 19✩).
• Clean the air cleaner (page 21).
• Replace the blade (page 19✩).
• Supply grease (page 23).
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