SECTION10: TROUBLE-SHOOTINGGUIDE
Problem Possible Cause Corrective Action
Engine fails to start
Engine runs erratic
Engine overheats
Occasional skip
(hesitates) at high
speed
Idles poorly
Excessive vibration
Mower will not
mulch grass
1. Blade control handle disengaged
2. Spark plug wire disconnected
3. Fuel tank empty, or stale fuel
4. Blocked fuel line
5. Faulty spark plug
6. Engine flooded
1. Spark plug wire loose
2. Blocked fuel line or stale fuel
3. Vent in gas cap plugged
4. Water or dirt in fuel system
5. Dirty air cleaner
1. Engine oil level low
2. Air flow restricted
1.
Spark plug gap too close
1. Spark plug fouled, faulty, or gap too
wide
2. Dirty air cleaner
1. Cutting blade loose or unbalanced
2. Bent cutting blade
3. Bent engine crankshaft
1. Wet grass
2. Excessively high grass
1. Engage blade control handle.
2. Connect wire to spark plug.
3. Fill up tank with fresh gasoline.
4. Clean fuel line.
5. Clean, adjust gap, or replace.
6. Wait a few minutes and start again.
1. Connect and tighten spark plug wire.
2. Clean fuel line, fill tank with clean,
fresh gasoline.
3. Clear vent.
4. Drain fuel tank. Refill with fresh fuel.
5. Clean air cleaner. Refer to engine
manual.
1. Fill crankcase with proper oil.
2. Clean lawn mower engine.
1. Adjust gapto.030 inches.
,
Reset gap to.030 inches or replace
spark plug.
Clean air cleaner.
3. Dull blade 3.
Uneven cut 1. Wheels not in same height position 1.
2. Dull blade 2.
NOTE: For repairs beyond the minor adjustments fisted above, contact your nearest authorized service dealer.
,
1. Tighten and balance blade.
2. Replace blade.
3. Contact your nearest service center.
1. Wait until grass is dry to cut.
2. Mow once at a high cutting height,
then mow again at desired height.
Sharpen or replace blade.
Reposition all wheels at same height.
Sharpen or replace blade.
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