19Section 8 — troubleShooting
Problem Cause Remedy
Excessive Vibration 1. Loose parts or damaged impeller. 2. See authorized service dealer.
Unit does not discharge 1. Discharge area clogged.
2. Foreign object lodged in impeller.
3. Low engine RPM.
4. Vacuum bag is full.
1. Stop engine immediately and disconnect
spark plug wire. Clean flail screen and inside
of discharge opening.
2. Stop engine and disconnect spark plug wire.
Remove lodged object.
3. Always run engine at full throttle.
4. Empty bag.
Rate of discharge slows
considerably or composition
of discharged material
changes
1. Low engine RPM.
2. Chipper blade dull.
1. Always run engine at full throttle.
2. Replace chipper blade or see your authorized
service dealer.
Unit fails to propel itself
or slips when drive
control is engaged
1. Drive control cable out of adjustment.
2. Drive belt worn or damaged.
1. Follow adjustment procedure in
Maintenance & Adjustments section of
manual.
2. See authorized service dealer.