Diagnosis
Poor acceleration.
Engine stops abruptly.
Engine difficult to shut off.
Excessive vibration.
Engine overspeeding.
Checking and maintenance requires specialist knowledge. If you are unable to check and maintain the product or deal with a
fault yourself, consult your shindaiwa dealer. Do not attempt to dismantle the product.
Consult your shindaiwa dealer in the event of a problem that is not covered in the table above, or other such concerns.
For spare parts and consumables, please use only genuine parts and designated products and components. Using parts from
other manufacturers or non-designated components may result in a malfunction.
Maintenance and care
Additional problems
Cause
Clogged air filter.
Clogged fuel filter.
Lean fuel/air mixture.
Idle speed set too low.
Ignition switch turned off.
Fuel tank empty.
Clogged fuel filter.
Water in the fuel.
Shorted spark plug or loose
terminal.
Ignition failure.
Piston seizure.
Ground (stop) wire is discon-
nected, or switch is defective.
Overheating due to incorrect
spark plug.
Overheated engine.
Debris build-up in impeller.
Loose or damaged impeller.
Loose or damaged engine
mounts.
Blower intake or discharge
ports or tubes are clogged with
debris.
Impeller blades are missing or
damaged.
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Solution
Clean the air filter.
Replace the fuel filter.
Consult your shindaiwa dealer.
Adjust 2000 (±200) r/min.
Reset the switch and restart.
Refuel.
Replace fuel filter.
Drain; replace with clean fuel.
Clean or replace spark plug, tight-
en the terminal.
Replace the ignition unit.
Consult your shindaiwa dealer.
Test and replace as required.
Idle engine until cool. Clean and
regap the plug to 0.6 mm. Correct
plug: NGK CMR5H or equivalent
resistor type spark plug of the cor-
rect range.
Idle engine until cool.
Clean debris from impeller as re-
quired.
Inspect and replace impeller as re-
quired.
Tighten or replace engine mounts
as required.
Inspect and remove debris.
Consult your shindaiwa dealer.