POWXG6026
EN
Copyright © 2014 VARO
P a g e
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13
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13 TROUBLESHOOTING
Problem
Probable cause
Corrective action
Engine does not
start
Fuel tank is empty.
Fill tank with fuel
Air cleaner element is
dirty.
Clean air cleaner element
Spark plug loose.
Tighten spark plug to 25-30 Nm.
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
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
Spark plug gap is
incorrect.
Set gap between electrodes at 0.7 to
0.8mm
Air cleaner element is
dirty.
Clean air cleaner element
Engine idles
poorly.
Air cleaner element is
dirty.
Clean air cleaner element
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.
Engine idles
poorly.
Gap between electrodes of
spark plug is too close.
Set gap between electrodes at 0.7 to
0.8mm
Engine
overheats
Cooling air flow is
restricted.
Remover any debris from slots in shroud,
blower housing, air passages
Incorrect spark plug.
Install FGRTC spark plug and cooling fins
on engine
Mower vibrates
abnormally
Cutting assembly is loose.
Tighten blade
Cutting assembly is
unbalanced
Balance blade.
