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11. TROUBLESHOOTING
PROBLEM
PROBABLE CAUSE
CORRECTIVE ACTION
Engine does not start.
Throttle choke not in the correct
position for the prevailing
conditions.
Move throttle chock to correct position
Fuel tank is empty.
Fill tank with fuel: refer to ENGINE OWNERS
MANUAL.
Air cleaner element is dirty.
Clean air cleaner element: refer to ENGINE
OWNERS MANUAL
Spark plug loose.
Tighten spark plug to 25-30Nm.
Spark plug wire loose or
Disconnected from plug.
Install spark plug wire on spark plug.
Spark plug gap is incorrect.
Set gap between electrodes at 0.7 to 0.8mm
Spark plug is defective
Install new, correctly gapped plug: refer to
ENGINE OWNERS MANUAL
Carburettor is flooded with fuel
Remove air cleaner element and pull starter
rope continuously until carburettor clears itself
and install air cleaner element.
Faulty ignition module
Contact the service agent.
Engine difficult to start or
loses power.
Dirt, water, or stale fuel tank.
Drain fuel and clean tank. Fill tank with clean,
fresh fuel
Vent hole in fuel tank cap is
plugged.
Clean or replace fuel tank cap.
Air cleaner element is dirty.
Clean air cleaner element.
Engine operates
erratically.
Spark plug is defective.
Install new, correctly gapped plug: refer to
ENGINE OWNERS MANUAL
Spark plug gap is incorrect.
Set gap between electrodes at 0.7 to 0.8mm
Air cleaner element is dirty.
Clean air cleaner element: refer to ENGINE
OWNERS MANUAL
Engine idles poorly.
Air cleaner element is dirty.
Clean air cleaner element: refer to ENGINE
OWNERS MANUAL
Air slots in engine shroud are
blocked.
Remove debris from shots.
Cooling fins and air passages
under engine blower housing are
blocked.
Remove debris from cooling fins and air
passages.
