Troubleshooting
PROBLEM
Engine will not start (see the
separate Engine Owner's Manual
for further engine troubleshooting)
Engine runs rough
Low Engine Power
Engine overheats
Excessive Vibration
Rough or uneven cut
Questions? Call Toll Free at 1-800-737-2112
POSSIBLE CAUSE(S)
1. Fuel tank is empty
2. Blade control lever is not depressed
3. Engine not primed
4. Spark plug wire disconnected
5. Fouled spark plug
6. Clogged air filter
7. Engine is flooded
8. Clogged fuel filter
9. Blocked fuel line
10. Stale or contaminated fuel
11. Other
1. Loose spark plug wire
2. Fouled spark plug
3. Incorrect spark plug gap
4. Clogged air filter
5. Clogged vent in fuel cap
6. Clogged fuel filter
7. Partially blocked fuel line
8. Stale or contaminated fuel
9. Other
1. Grass too high, too thick or wet grass
2. Buildup of grass and debris under
mower deck
3. Clogged air filter
4. Engine oil level too high
5. Other
1. Engine oil level low
2. Clogged air filter
3. Other
1. Mower blade loose or unbalanced
2. Bent cutting blade
1. Wheel heights not correct
2. Dull blade
3. Buildup or grass and debris under
mower deck
ENG - 16
SOLUTION(S)
1. Add fresh fuel.
2. Grasp and hold blade control lever firmly against
handle while pulling starter rope handle.
3. Prime engine, see Engine Owner's Manual.
4. Attach spark plug wire to spark plug.
5. Service spark plug, see Engine Owner's Manual.
6. Service air filter, see Engine Owner's Manual.
7. Wait a few minutes and restart engine without
priming.
8. Remove fuel filter. Inspect. Replace if
necessary. See Engine Owner's Manual.
9. Clear or replace fuel line. See Engine Owner's
Manual.
10. Drain fuel tank. Clean fuel tank. Fill with fresh
fuel. See Engine Owner's Manual.
11. Take unit to an authorized service center.
1. Securely attach spark plug wire to spark plug
2. Service spark plug. See Engine Owner's Manual.
3. Service spark plug. See Engine Owner's Manual.
4. Service air filter. See Engine Owner's Manual.
5. Clear vent in fuel cap.
6. Remove fuel filter. Inspect. Replace if
necessary. See Engine Owner's Manual.
7. Clear or replace fuel line. See Engine Owner's
Manual.
8. Drain fuel tank. Clean fuel tank. Fill with fresh fuel.
9. Contact an authorized service center.
1. Raise cutting height or reduce cutting width, see
Mowing Tips in the Operation section. Let grass
dry before cutting.
2. Clean debris on the underside of the mower
deck. See Cleaning in the Maintenance section.
3. Service air filter, see Engine Owner's Manual.
4. Check engine oil as instructed in the Engine
Owner's Manual; drain and adjust oil level as
necessary.
5. Contact an authorized service center.
1. Add engine oil as instructed in the Engine
Owner's Manual.
2. Service air filter, see Engine Owner's Manual.
3. Contact an authorized service center.
1. Tighten blade retaining bolt or balance blade as
instructed in Blade Care in the Maintenance section.
2. Replace with a new blade. If vibration
continues, contact an authorized service center
1. Adjust wheel heights, see Height Adjustment in
the Operation section.
2. Replace or sharpen blade. See Blade Care in
the Maintenance section.
3. Clean debris on the underside of the mower
deck. See Cleaning in the Maintenance section.
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