Troubleshooting - Ariens Professional Sno-Thro Pro 28 Track Operator's Manual

Problem Probable Cause
Engine key in stop position.
Choke is off.
Fuel valve is closed.
Fuel tank is empty.
Engine is not primed.
Ignition switch starter circuit is
not functioning. (Electric start)
Engine will not Build up of dirt and residue
start. around governor / carburetor.
Spark plug wire is disconnected. Connect spark plug. Refer to engine
Spark plug is faulty.
Excessive fuel in engine cylinder
(flooded).
Engine is faulty.
Fuel mixture is too rich.
Engine starts
Spark plug is faulty, fouled or
hard or runs
incorrectly gapped.
poorly.
Fuel cap vent is blocked.
Fuel tank is empty.
Fuel valve is closed.
Obstruction in auger or impeller. Stop engine, remove key and wait for all
Engine stops.
Contaminated fuel supply.
Spark plug is faulty.
Fuel cap vent is blocked.
Unit runs A build up of fumes in the fuel
briefly then tank is creating too much
stops. pressure in the fuel tank.
Traction drive cable is not
adjusted correctly.
Traction belt is not functioning.
Unit does not
drive forward or
Speed selector is not adjusted
in reverse.
correctly.
Transmission is bypassed.

TROUBLESHOOTING

EN - 23
Correction
Turn engine key to run position. See
Engine Key on page 9.
Turn choke control knob to on position.
See Choke Control Knob on page 9.
Open valve. See Fuel Valve on page 9.
Fill tank with fuel. See Before Operating
Unit on page 11.
If engine is cold, press primer bulb two
times and start engine. Do not prime a
warm engine. See Primer Bulb on page 9.
See your dealer for repair.
Clean area around governor / carburetor.
See the service guide for your unit.
manual.
Replace spark plug. Refer to engine
manual.
Turn choke control knob to off position
and reattempt starting. See Start The
Engine on page 11.
See your Ariens dealer or authorized
engine manufacturer's service center.
Turn choke control knob to off position.
See Choke Control Knob on page 9.
Clean and correctly set spark plug gap
(refer to engine manual) or see your
Ariens dealer.
Install new fuel cap.
Fill tank with fuel. See Before Operating
Unit on page 11.
Open valve. See Fuel Valve on page 9.
moving parts to stop. Check for and
remove obstruction before restarting.
Replace with clean fuel.
Replace or clean spark plug. Refer to
engine manual.
Install new fuel cap.
Slowly loosen the fuel tank cap.
Remove slack from cable. See Adjust
Traction Drive Clutch on page 20.
Repair or replace traction drive belt. Refer
to the service guide for your unit.
Adjust speed selector. See Adjust Speed
Selector Lever on page 18.
Push the bypass rod in to engage the
transmission for normal operation. See
Move Unit Manually on page 13.