PROBLEM | POSSIBLE CAUSE |
Engine fails to start 1. Blade control handle disengaged
2.Spark plug wire disconnected
3.Throttle controllever not in starting position
4.Fuel tank empty, or stale fuel
5.Blocked fuel line
6.Faulty spark plug
Engine runserratic 1. Spark plug wire loose
2. Blocked fuel line or stale fuel
CORRECTIVE ACTION
1.Engage blade control handle.
2.Connect wire to spark plug.
3.Move throttle lever to starting position.
4.Fill tank with fresh, clean fuel. 5,Clean fuel line.
6, Clean, adjust gap or replace.
1, Connect and tighten spark plug wire. 2, Clean fuel line, fill tankwith clean,fresh
Engine overheats
Occasional skip (hesitates) at high speed
i Idles poorly
Excessive vibration
Mower will not mulch grass
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
gasoline. 3, Clear vent.
4, Drain fuel tank. Refill with fresh fuel.
5.Clean air cleaner. Refer to Maintenance sectionof this manual.
1, Fill crankcase with proper oil.
2.Clean lawn mower engine.
1.Adjust gap to .630 inches.
1.Reset gap to .030 inches or replace spark plug.
2.Clean air cleaner followinginstructions on page 13.
1.Tighten blade and adapter, balance blade.
2.Replace blade.
3.Contact your SEARS Service Center.
1.Wait until later to cut.
2. Mow once at a high cuttingheight, then |
mow again at desired height. Make a |
narrower cutting swath (1/2) width. Do |
not cut off more than 1/3 of the total |
length. |
3.Dull blade
Uneven cut | 1. Wheels not in same height position |
2. Dull blade
3. Sharpen or replace blade, |
1. Place all four wheels in same relative |
height position.
2.Sharpen or replace blade.
please contact your nearest SEARS Service Center. For repairs beyond the minor adjustments listed above,
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