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Problem
Engine fails to start
Engine runs erratically
Engine overheats
Engine hesitates at high RPMs
Engine idles poorly
Excessive vibration
Mower will not mulch grass
Uneven cut
Mower will not self propel
TROUBLESHOOTING
Cause
1.
Blade control disengaged.
2.
Spark plug boot disconnected.
3.
Fuel tank empty or stale fuel.
4.
Engine not primed.
5.
Faulty spark plug.
6.
Blocked fuel line.
7.
Engine flooded.
8.
Burnt fuse. (Electric Start only)
1.
Spark plug boot 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 set 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.
1.
Wet grass.
2.
Excessively high grass.
3.
Dull blade.
1.
Wheels not positioned correctly.
2.
Dull blade.
1.
Belt not installed properly.
2.
Debris clogging drive operation.
3.
Damaged or worn belt.
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1.
Engage blade control.
2.
Connect wire to spark boot.
3.
Fill tank with clean, fresh gasoline.
4.
Prime engine as instructed in the Operation
section.
5.
Clean, adjust gap, or replace.
6.
Clean fuel line.
7.
Wait a few minutes to restart, but do not
prime.
8.
Replace fuse (see Service Section).
1.
Connect and tighten spark plug boot.
2.
Clean fuel line; fill tank with clean, fresh
gasoline.
3.
Clear vent.
4.
Drain fuel tank. Refill with fresh fuel.
5.
Refer to Maintenance section in manual.
1.
Fill engine with proper amount and type of oil.
2.
Clean debris from around the engine's cooling fins
and blower housing.
1.
Adjust gap to .030".
1.
Clean, replace, or reset gap to .030".
2.
Refer to Maintenance section in manual.
1.
Tighten blade and adapter. Balance blade.
2.
Contact your Sears Service Center.
1.
Do not mow when grass is wet; wait until
later to cut.
2.
Mow once at a high cutting height, then mow again
at desired height or make a narrower cutting path.
3.
Sharpen or replace blade.
1.
Place all four wheels in same height position.
2.
Sharpen or replace blade.
1.
Check belt for proper pulley installation and
movement.
2.
Stop engine, disconnect spark plug boot,
and clean out debris.
3.
Contact your Sears Service Center.
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