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This section addresses minor service issues. To locate the nearest Sears Service Center or to schedule service, simply contact Sears
at 1-800-4-MY-HOME®.
Problem
Engine fails to start
Engine runs erratically
Engine overheats
Engine hesitates at high RPMs
Engine idles poorly
Excessive vibration
Unit fails to propel itself
Poor mowing performance
TROUBLESHOOTING
WARNING
Before performing any type of maintenance/service, disengage all
controls and stop the engine. Wait until all moving parts have come to
a complete stop. Disconnect spark plug wire and ground it against the
engine to prevent unintended starting. Always wear safety glasses during
operation or while performing any adjustments or repairs.
Cause
1.
Choke not activated
2.
Throttle/choke control not in correct position
3.
Spark plug wire disconnected
4.
Faulty spark plug
5.
Fuel tank empty or stale fuel
6.
Blocked fuel line
1.
Unit running with choke applied
2.
Spark plug wire loose
3.
Stale fuel
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.
Fouled spark plug
2.
Dirty air cleaner
1.
Cutting blades loose or unbalanced
2.
Damaged, dull, or bent cutting blade
3.
Loose hardware
1.
Drive belt loose or damaged
1.
Dull blade(s)
2.
Broken, loose, or worn belt(s)
3.
Blade(s) out of balance
1.
Place throttle/choke control lever into choke position.
2.
Place throttle/choke lever into fast position.
3.
Connect wires to spark plug.
4.
Clean, adjust gap, or replace.
5.
Fill tank with clean, fresh gasoline.
6.
Have fuel line cleaned by a Sears service dealer.
1.
Move throttle/choke lever out of choke position.
2.
Connect and tighten spark plug wire.
3.
Fill tank with fresh gasoline.
4.
Drain fuel. Refill with fresh fuel.
5.
Replace air cleaner cartridge.
1.
Fill engine with proper amount and type of oil.
2.
Clean grass clippings and debris from around the
engine's cooling fins and blower housing.
1.
Remove spark plug and adjust gap.
1.
Replace spark plug and adjust gap.
2.
Replace air cleaner cartridge.
1.
Tighten blade and spindle. Balance blade.
2.
Replace blade.
3.
Tighten all nuts and bolts.
1.
Replace drive belt.
1.
Sharpen or replace blade(s).
2.
Replace belt(s).
3.
Balance or replace blade(s).
27
Remedy
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