36
MT100 LAWN TRACTOR
WARNING: Before performing any type of maintenance, disengage all controls and stop the engine. Wait until all
moving parts have come to a complete stop. Disconnect spark plug wire and ground it against the engine to prevent
unintended starting. Always wear safety glasses during operation or while performing any adjustments or repairs.
NOTICE:
If you can't solve the problem, take the tractor to an authorized service center for assistance.
9. Troubleshooting
The engine will not start.
The engine starts hard or runs
poorly.
The engine knocks.
Excessive oil consumption.
The engine exhaust is black. The air filter is dirty.
The choke is closed. Open the choke.
Refer to the Changing the Air Filter section.
The fuel mixture is too rich.
Low oil level.
The engine is too hot.
Incorrect grade of oil.
Too much oil in crankcase. Drain excess oil.
Refer to the Changing Engine Oil
section.
Check the engine fins, blower screen,
and air filter.
Incorrect grade of oil. Refer to the Changing Engine Oil
section.
Check and add oil as required.
Clean the air filter.
The brake pedal is not pushed down.
The fuel tank is empty.
The PTO lever is in ON position.
The engine is flooded.
The battery terminals are dirty.
The battery is discharged or dead.
Loose or broken wiring.
Charge or replace the battery.
Visually check wiring. If wires are frayed or
broken, see an authorized service center.
Refer to Replacing the Battery and Cleaning
the Battery and Battery Cables section.
Disengage the choke.
Fully push down on the brake pedal.
Move the PTO lever to the OFF position.
If engine is hot, let it cool, and then fill the
fuel tank again.
PROBLEM LOOK FOR REMEDY
Troubleshooting the Tractor
37
MT100 LAWN TRACTOR
The mower cut is uneven.
The engine starts, and the rider
drives, but the mower will not
cut.
The engine is not at the operating
temperature.
The Power-Take Off (PTO) is disengaged. Engage the PTO.
START the engine, and let it warm for
several minutes.
The tires are not correctly inflated.
The engine speed is too slow.The mower cut looks rough.
The engine stalls easily with the
mower engaged.
The ground speed is too fast.
The engine speed is too slow.
The ground speed is too fast.
Dirty or clogged air filter.
Height-of-Cut is set too low.
Refer to the Changing the Air Filter section.
Cut tall grass at maximum Height-of-Cut
during first pass.
Slow down.
Set to FAST throttle.
Refer to the Checking the Tire Pressure
section.
Slow down.
Set to FAST throttle.
NOTICE: For all other problems, contact an authorized service center.
The engine runs, but the rider
will not drive.
The rider steers hard or handles
poorly.
The transmission is in neutral.
The parking brake is engaged.
Incorrect tire inflation. Refer to the Checking the Tire Pressure
section.
Disengage the parking brake.
Depress the brake and move the shifter
lever into a forward gear.
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