Troubleshooting
9
40
Problem Cause Remedy
Engine fails to start
2.
Throttle control lever not in correct starting 4.
position.
5.
6.
Faulty spark plug(s). 7.
Engine flooded. 8.
Engage parking brake. 2.
Connect wire(s) to spark plug(s).
4.
5.
Clean fuel hose. 6.
Clean, adjust gap or replace plug(s). 7.
8.
Engine runs erratic
2.
Vent in gas cap plugged.
Dirty air cleaner. 4.
Connect spark plug wire(s).
2.
Clear vent or replace cap if damaged.
Replace air cleaner paper element or clean 4.
foam pre-cleaner.
Engine overheats Engine oil level low.
Air flow restricted. 2.
Fill crankcase with proper amount and
weight of oil.
Clean grass clippings and debris from around 2.
Engine hesitates at high
Remove spark plug(s) and reset the gap.
Engine Idles rough
Dirty air filter. 2.
Replace air filter.2.
Excessive vibration Cutting blade loose or unbalanced.
Damaged or bent cutting blade. 2.
Tighten blade and spindle.
Replace blade. 2.
Uneven cut Deck not leveled properly.
Dull blade. 2.
Uneven tire pressure.
2.
Check tire pressure in all four tires.
Mower will not mulch grass
(If Equipped w/Mulching Kit)
Engine speed too low.
Wet grass. 2.
Excessively high grass.
Dull blade. 4.
Do not mulch when grass is wet. 2.
Mow once at a high cutting height, then
mow again at desired height or make a
narrower cutting swath.
4.
