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GB - 30
TROUBLESHOOTING
PROBLEM
PROBABLE CAUSE
CORRECTION
Engine will not
start
1. Safety Interlock System is
preventing start.
2. Fuel tank is empty or fuel
is contaminated.
3. Air cleaner is clogged or
damaged.
4. Safety Interlock System
out of adjustment or
defective.
5. Dirty or damaged spark
plug.
1. The engine will not start unless the shift
lever is in neutral, the key is in the On
position, and the Power Take Off (PTO)
is Off.
2. Add fuel. If necessary, replace the fuel
with clean, fresh fuel. See
3. Clean or replace the filter element. See
engine manual.
4. See your Dealer for repairs.
5. See Engine Manual.
Unit will not
move or mow
when the
engine is
running
1. Transmission belt or
mower belt is broken,
worn, or off the pulleys.
1. Check belts for wear, damage and
correct position on pulleys. Replace
belts if worn or damaged. See
Changes in the
sound or
vibrations of
the unit
1. Loose or missing
fasteners.
2. Mower blade problem.
3. Worn or damaged clutch.
1. Check all the fasteners. Replace if
necessary.
2. Check blades for wear or damage. See
3. See your Dealer for repairs.
Unit does not
straighten
immediately
when the
steering levers
are released
1. Rust on the clutch sliding
pin.
2. Steering levers out of
adjustment.
1. Clean heavy rust deposits from the pin.
See
Service and Adjustments
.
2. See
Unit loses
power
1. Binding in the steering or
brake linkage.
2. Steering levers out of
adjustment.
3. Worn or damaged traction
belts.
4. Traction belt slipping.
5. Transmission shaft pulley
worn.
1. Check linkage for debris or damage.
or your Dealer for
repairs.
2.
3. Check belts for wear or damage.
.
4. Move the traction belt idler spring
anchor to the rearmost position.
5. If pulley shows excessive wear, replace
it. See your Dealer for repairs.