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Troubleshooting
8
Problem
Cause
Remedy
Engine runs erratic
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.
S. Dirty air cleaner.
6. Unit running
with CHOKE (if equipped)
applied.
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.
S. Refer to engine manual.
6. Push CHOKE knob in.
Occasionalskips
1. Spark plug gap too close.
1. Adjust gap to .030".
(hesitates) at
high speed
Excessive Vibration
1. Cutting blade loose or unbalanced.
1. Tighten blade and adapter. Balance blade.
2. Bent cutting
blade.
i
2. See an authorized
service dealer.
Continued
on next page
191
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