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TROUBLE SHOOTING CHART
The Engine will not start.
1. Move the throttle control lever to the FAST or START position.
2. Make sure the fuel tank isfilled with clean gasoline. Do not use old gasoline.
3. On a cold engine, push the primer button (optional on some models) five times.
4. Make sure the wire for the spark plug is connected to the spark plug.
5. Adjust the Carburetor. See the =Engine Instruction Book".
6. There is too much gasoline in the engine cylinder. Remove and dry the spark plug. Put the
throttle control in the SLOW position. Pull the recoil-start grip several times. Install the spark
plug. Connect the wire to the spark plug. Start the engine.
7. The engine is difficultto start in heavy or high grass. Move the mower to a clean dry surface.
8. Make sure the engine stop lever is in the operating position.
9. Make sure the fuel valve is in the ON position. See the "Engine InstructionBook'.
10. On electdc start models, make sure the wiring harness is connected. Charge the battery.
The Engine will not stop.
1. Release the engine stop lever.
2. Check the engine stop cable. Replace the cable if bent or damaged.
The Engine performance is bad.
1. Check the height of cut settings. Raise the height of cut ifthe grass is high.
2. Check the bottom of the blade housing. Clean the blade housing of grass and other debris.
3. Check the wire to the spark plug. Make sure the wire is connected.
4. Clean the engine cooling fins of grass and other debris.
5. Check the carburetor adjustments. See the "Engine Instruction Book'.
6. Check the spark plug gap. Set the spark plug gap at 0.030".
7. Check the amount ofoil in the engine. Fill with oil if necessary.
8. Check the engine air cleaner. See the =Engine InstructionBook".
9. The gasoline is bad. Drain and clean the fuel tank. Fill the fuel tank with clean gasoline.
10. Check the throttle control. Make sure the lever is not in the CHOKE position.
Excessive Vibration.
1. Remove the blade. Check the blade and balance if necessary. See the blade maintenance
instructions.
2. Check for a bent or broken blade. A DAMAGED BLADE IS DANGEROUS AND MUST BE
REPLACED.
3. Check the blade adapter. REPLACE A BROKEN BLADE ADAPTER.
4. If the vibration continues, take the mower to an Authorized Service Center.
The grass will not discharge correctly.
1. Clean the bottom of the mower housing.
2. Check for a badly worn blade. Remove and sharpen the blade. For safety, replace the blade
every two years with a factory replacement blade.
3. Move the throttle control lever to the FAST position.Check the speed of the engine according
to the =Engine InstructionBook".
The grass is not cut even.
1. Check the height adjustment at each wheel. The height adjustmentmust be the same for each
wheel.
2. Make sure the blade is sharp.
3. Check for a bent or broken blade. A DAMAGED BLADE IS DANGEROUS AND MUST BE
REPLACED.
4.
F-98527
Check for a broken blade adapter. REPLACE A BROKEN BLADE ADAPTER.
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