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EN - 25
TROUBLESHOOTING
Problem Probable Cause Correction
Engine will not
start.
Engine key in stop position. Turn engine key to run position. See
Engine Key on page 9.
Choke is off. Turn choke control knob to on position.
See Choke Control Knob on page 9.
Fuel valve is closed. Open valve. See Fuel Valve on page 9.
Fuel tank is empty. Fill tank with fuel. See Before Operating
Unit on page 11.
Engine is not primed. If engine is cold, press primer bulb three
timesand start engine. Do not prime a
warm engine. See Primer Bulb on page 9.
Ignition switch starter circuit is
not functioning.
See your dealer for repair.
Build up of dirt and residue
around governor / carburetor.
Clean area around governor / carburetor.
See the service manual for your unit.
Spark plug wire is disconnected. Connect spark plug. Refer to engine
manual.
Spark plug is faulty. Replace spark plug. Refer to engine
manual.
Excessive fuel in engine cylinder
(flooded).
Turn choke control knob to off position
and reattempt starting. See Start The
Engine on page 11.
Engine is faulty. See your Ariens dealer or authorized
engine manufacturer’s service center.
Engine starts
hard or runs
poorly.
Fuel mixture is too rich. Turn choke control knob to off position.
See Choke Control Knob on page 9.
Spark plug is faulty, fouled or
incorrectly gapped.
Clean and correctly set spark plug gap
(refer to engine manual) or see your
Ariens dealer.
Fuel cap vent is blocked. Install new fuel cap.
Engine stops.
Fuel tank is empty. Fill tank with fuel. See Before Operating
Unit on page 11.
Fuel valve is closed. Open valve. See Fuel Valve on page 9.
Obstruction in auger or impeller. Stop engine, remove key and wait for all
moving parts to stop. Check for and
remove obstruction before restarting.
Contaminated fuel supply. Replace with clean fuel.
Spark plug is faulty. Replace or clean spark plug. Refer to
engine manual.
Fuel cap vent is blocked. Install new fuel cap.
Unit runs
briefly then
stops.
A build up of fumes in the fuel
tank is creating too much
pressure in the fuel tank.
Slowly loosen the fuel tank cap.
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