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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 pre-
vent unintended starting. Always wear safety glasses during opera-
tion or while performing any adjustments or repairs.
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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®.
IMPORTANT:
Before performing any troubleshooting,
make sure: transmission is in Neutral, Neutral latches are locked on
the control levers, blade clutch is disengaged and in the "OFF" position.
Problem
Cause
Remedy
Engine fails to start
Engine runs
erratically
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
Engine overheats
Engine hesitates at
1.
Spark plug gap set too close
1.
high RPM's
Engine idles poorly
1.
Fouled spark plug
1.
Replace spark plug and adjust gap.
2.
Dirty air cleaner
2.
Replace air cleaner cartridge.
Excessive vibration
1.
Cutting blades loose or unbalanced
1.
Tighten blade and spindle. Balance blade.
2.
Damaged, dull, or bent cutting blade
2.
Replace blade.
3.
Loose hardware
3.
Tighten all nuts and bolts.
Unit fails to propel
1.
Drive belts loose or damaged
1.
Replace drive belt.
itself
Poor mowing
1.
Dull blade(s)
1.
Sharpen or replace blade(s).
performance
2.
Broken, loose, or worn belt(s)
2.
Replace belt(s).
3.
Blade(s) out of balance
3.
Balance or replace blade(s).
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.
Remove spark plug and adjust gap
25
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