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Troubleshooting Chart
melborP Solution
The engine will not start. 1. Follow the steps, “Start the Engine” in this book.
2. Electric-Start Models: Clean the battery terminals. Tighten the
cables.
3. Drain the fuel tank. Clean the fuel line. Replace the fuel filter.
4. Remove the spark plug(s). Move the throttle to the SLOW position.
Turn the ignition key to the ON position. Try to start the engine
several times. Install the spark plug.
5. Replace the spark plug.
6. Adjust the carburetor.
The engine will not turn over. 1. Follow the steps, “Start the Engine” in this book.
2. Electric-Start Models: Check the levle of the acid in the battery. If
needed, add water. Charge the battery.
3. Replace the fuse.
4. Check the wiring harness for damage or a loose connection. Repair
the damaged wire.
5. Electric-Start Models: replace the solenoid. Recoil-Start Models:
replace the module.
The engine is difficult to start. 1. Adjust the carburetor.
2. Replace the spark plug.
3. Replace the fuel filter.
The engine does not run smooth or has a
loss of power.
1. Check the oil.
2. Clean the air filter.
3. Clean the air screen.
4. Replace the spark plug.
5. The engine is working too hard. Use a lower gear.
6. Adjust the carburetor.
7. Replace the fuel filter.
The engine does not run smooth at fast speed. 1 Replace the spark plug.
2. Adjust the throttle control.
3. Clean the air filter.
4. Replace the fuel filter.
The engine stops when the blades are
engaged.
1. To activate the seat sensor, always sit in the middle of the seat.
2. Check the wiring harness for damage or a loose connection. Repair
the damaged wire.
On slopes, the engine stops.
1. Mow up and down slopes. Never mow across a slope.
2. To activate the seat sensor, always sit in the middle of the seat.