Engine overheats
Engine hesitates at high RPMs 1.
Engine idles poorly
Excessive vibration
Mower will not mulch grass
Uneven cut
TROUBLESHOOTING
1.
Engine oil level low
2.
Air flow restricted
Spark plug gap set too close
1.
Fouled spark plug
2.
Dirty air cleaner
1.
Cutting blades loose or unbalanced
2.
Damaged, dull, or bent cutting blade
1.
Engine speed too low.
2.
Wet grass.
3.
Excessively high grass.
4.
Dull blade.
1.
Deck not leveled properly.
2.
Dull blade.
3.
Uneven tire pressure.
1.
Fill engine with proper amount and type of oil.
2.
Clean grass clippings and debris from around the
engine's cooling fins and blower housing.
1.
Remove spark plug and adjust gap.
1.
Replace spark plug and adjust gap.
2.
Clean or replace air cleaner element and/or clean
pre-cleaner.
1.
Tighten blade and spindle. Balance blade.
2.
Replace blade.
1.
Place Throttle control in FAST (rabbit) position.
2.
Do not mulch when grass is wet.
3.
Mow once at a high cutting height, then mow again
at desired height or make a narrower cutting swath.
4.
Sharpen or replace blade.
1.
Perform side-to-side deck adjustment.
2.
Sharpen or replace blade.
3.
Check tire pressure in all four tires.
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