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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 istilled 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. Installthe spark
plug. Connect the wire to the spark plug. Start the engine.
7. The engine is difticultto 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 Instruction Book'.
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 =EngineInstruction Book".
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. Ifthe 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 badlyworn blade. Remove and sharpen the blade. For safety, replace the blade
every two years with a factory replacement blade.
3. Move the throttlecontrol 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 adjustmentat each wheel. The height adjustment must 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. Check for a broken blade adapter. REPLACE A BROKEN BLADE ADAPTER.
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