MTD 500 Serie Manual Del Operador página 16

Troubleshooting
Problem Cause i Remedy
Engine runs erratic
Occasional skips
(hesitates) at
high speed
Excessive Vibration
Uneven cut
1. Spark plug boot loose.
2. Blocked fuel line or stale fuel.
3. Ventin gas cap plugged.
4. Water or dirt in fuel system.
5. Dirty air cleaner.
6. Unit running with CHOKE (if equipped)
applied.
1. Spark plug gap too close.
1. Cutting blade loose or unbalanced.
2. Bent cutting blade.
1. Wheels not positioned correctly.
2. Dull blade.
1. Connectand 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. Refertoengine manual.
6. Push CHOKE knob in.
1. Adjust gap to .030".
1. Tighten blade and adapter. Balance blade.
2. See an authorized service dealer.
1. Place all four wheels in same height position
(if equipped with individual height adjusters).
2. Sharpen or replace blade.