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SECTION7: TROUBLESHOOTING
Engine fails to start
Engine runs erratic
Engine overheats
Occasional skip (hesitates
at high speed
Idles poorly
Excessive vibration
Uneven cut
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 plugged.
4. Water or dirt in fuel system.
5. Dirty air cleaner.
6. Carburetor out of adjustment.
1. Engine oil level low.
2. Air flow restricted.
3. Carburetor not adjusted properly.
1. Spark plug gap too close.
,
2.
3.
1.
2.
1.
2.
Spark plug fouled, faulty or gap too
wide.
Carburetor improperly adjusted.
Dirty air cleaner.
Cutting blade loose or unbalanced.
Bent cutting blade.
Wheels not positioned correctly.
Dull blade.
1. Engage blade control handle.
2. Connect wire to spark plug.
3. Fill tank with clean, fresh gasoline.
4. Clean fuel line.
5. Clean, adjust gap, or replace.
6. Wait a few minutes to restart, but do not
prime.
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. Refer to engine manual.
6. Refer to engine manual.
1. Fill crankcase with proper oil.
2. Remove blower housing and clean.
3. Refer to engine manual.
1. Adjust gap to.030". Refer to engine
manual.
1. Reset gap to.030" or replace spark
plug. Refer to engine manual.
2. Refer to engine manual.
3. Refer to engine manual.
1. Tighten blade and adapter. Balance
blade.
2. Replace blade.
1. Place all four wheels in same height
position.
2. Sharpen or replace blade.
NOTE: For repairs beyond the minor adjustments listed above, contact an authorized service dealer.
14
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