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GB - 28
TROUBLESHOOTING
PROBLEM PROBABLE CAUSE CORRECTION
Engine will not
crank/start.
1. Fuel tank is empty.
2. Fuel shut-off valve closed.
3. Build up of dirt and residue
around governor/carburetor.
4. Key Switch not in run
position.
5. Ignition switch starter circuit
not functioning.
6. Battery discharged, wires
loose.
1. Fill fuel tank.
2. Open fuel shut-off valve.
3. Clean area around
governor/carburetor.
4. Put Key Switch into run position.
5. Check for a bad starter or
connections.
6. Check battery and connections.
Engine stops.
1. Out of fuel.
2. Fuel shut-off valve closed.
3. Mechanical jam in blower
rake or impeller.
4. Polluted fuel supply.
5. Faulty spark plug.
1. Fill fuel tank.
2. Open fuel shut-off valve.
3. Turn off engine, remove key, and
wait for all moving parts to stop.
Check for and remove obstruction
and repair before restart.
4. Replace with clean fuel.
5. Replace or clean spark plug.
Engine
problems.
1. See Engine Manual.
Does not
operate in
Forward /
Reverse.
1. Friction disc not adjusted
properly.
2. Traction belt not functioning.
3. Speed selector not adjusted
properly.
1. Repair or replace friction disc. See
Service and Adjustments.
2. Repair or replace traction drive
belt. See Service and
Adjustments.
3. Adjust speed selector. See Service
and Adjustments.
Small rubber
beads collect in
frame
1. Friction disc wear. 1. Normal friction disc wear. Chunks
or large pieces of rubber mean
friction disc should be checked
and replaced as necessary.
Unit throws
snow poorly or
does not throw
snow.
1. Shear bolts broken.
2. Attachment clutch/brake not
adjusted properly.
3. Attachment drive belt worn or
damaged.
1. Replace shear bolts (see Shear
Bolts on page 23).
2. Adjust attachment clutch/brake
(see Attachment Clutch/Brake
Adjustment on page 24).
3. Replace attachment drive belt (see
Attachment Clutch/Brake
Adjustment on page 24).