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9. Faults and remedies for faults
Caution: Always switch o the engine and pull the ignition cable before starting any inspection or
adjustment work.
Caution: If, after making an adjustment or repair to the engine, you let it run for a few minutes,
remember that the exhaust and other parts will get hot. Thus, do not touch parts that emanate heat, as
these may burn you.
Fault Possible cause Remedy
Loud while running, machine
vibrates heavily
- Screws are loose
- Blade fasteners are loose
- Blade is unbalanced
- Check screws
- Check blade fasteners
- Replace blade
Engine does not start - Brake lever not pressed
- Spark plug is defective
- Fuel tank is empty
- Press brake lever
- Replace spark plug
- Rell with fuel
Engine runs unsteadily - Air lter is soiled
- Spark plug is soiled
- Clean the air lter
- Clean the spark plug
Uneven mowing results - Blade is blunt
- Cutting height is too low
- Sharpen the blade
- Set correct height
Unsatisfactory bagging of the
grass
- Cutting height is too low
- Blade is worn
- Basket is clogged
- Set correct height
- Replace the blade
- Empty the basket