Troubleshooting
Problem
Cause
Remedy
Engine runs erratic
Engine hesitates at high
RPM
Excessive vibration
1. Tractor running with Throttle/Choke
activated.
2. Spark plug wires loose.
3. Blocked fuel line or stale fuel.
4. Ventin
gas cap plugged.
5. Water or dirt in fuel system.
6. Dirty air cleaner.
1. Spark plug gap too close.
1. Push Throttle/Choke
control
in.
2. Connect and tighten
spark plug wires.
3. Clean fuel line; fill tank with clean, fresh
gasoline and replace fuel filter.
4. Clear vent or replace cap if damaged.
5. Drain fuel tank. Refill with clean, fresh
gasoline.
6. Replace air cleaner paper element
or clean
foam precleaner.
1. Remove spark plug and resetthe
gap.
1. Cutting
blade loose or unbalanced.
2. Damaged
or bent cutting
blade.
1. Tighten
blade and spindle.
2. Replace blade.
Uneven cut
1. Deck not leveled properly.
2. Dull blade.
3. Uneven tire pressure.
1. Perform side-to-side
deck adjustment.
2. Sharpen or replace blade.
3. Check tire pressure in all four tires.
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