Troubleshooting - Ariens Sno-Thro ST20E Owner's/Operator's Manual

PROBLEM
Engine will not
crank/start.
Engine stops.
Engine
problems.
Does not drive
forward.
Unit throws
snow poorly or
does not throw
snow.

TROUBLESHOOTING

PROBABLE CAUSE
1. Fuel tank is empty.
2. Build up of dirt and residue
around
governor/carburetor.
3. Key Switch not in run
position.
4. Electric starter not
functioning.
1. Out of fuel.
2. Mechanical jam in blower
rake or impeller.
3. Polluted fuel supply.
4. Faulty spark plug.
1. See Engine Manual.
1. Traction drive cable not
adjusted properly.
2. Traction belt not
functioning.
1. Shear bolts broken.
2. Attachment clutch/brake
not adjusted properly.
3. Auger is frozen in place.
4. Ice or debris is obstructing
auger.
5. Attachment drive belt
slipping, worn or damaged.
CORRECTION
1. Fill fuel tank.
2. Clean area around
governor/carburetor.
3. Put Key Switch into run position.
4. Check for a bad starter or
connections.
1. Fill fuel tank.
2. Turn off engine, remove key, and
wait for all moving parts to stop.
Check for and remove
obstruction and repair before
restart.
3. Replace with clean fuel.
4. Replace or clean spark plug.
1. Adjust traction drive cable. See
Traction Drive Clutch Adjustment
on page 24.
2. Repair or replace traction drive
belt. See Traction Drive Belt
Replacement on page 26.
1. Replace shear bolts (see Shear
Bolts on page 21).
2. Adjust attachment clutch/brake
(see Attachment Clutch/Brake
Adjustment on page 22).
3. Move unit to a warm place to
thaw.
4. With the engine off and auger
disengaged, check for
obstructions and remove.
5. Adjust or replace attachment
drive belt (see Attachment
Clutch/Brake Adjustment on
page 22).
GB - 28