BEFORE PERFORMING ANY MAINTENANCE PROCEDURE OR INSPECTION, STOP THE ENGINE, WAIT FIVE
(5)MINUTES TO ALLOW ALL MOVING PARTS TO COME TO A COMPLETE STOP AND COOL. DISCONNECT THE SPARK PLUG WIRE, KEEPING IT AWAY FROM THE SPARK PLUG.
SYMPTOM
The Drive Belt frays or rolls over the Drive Pulley.
Engine runs but the flywheel does not rotate.
Chipping action seems too slow or flywheel stalling.
The machine has excessive vibration.
When chipping, the log seems to vibrate excessively and “hammers” my hands.
Chipper Knife is hitting the Wear Plate.
The machine is hard to push or veers left or right.
POSSIBLE CAUSE
⇒The rotor Drive Pulley groove may be nicked. File off any nicks on the pulley.
⇒Check the Drive Belt for wear and hard spots. The Drive Belt may be stretched; replace it. See page 28.
⇒If the Drive Belt still rolls off the Drive Pulley, call 1(800)
⇒The inner shoes of the clutch are worn and/or the Clutch shoe retaining springs are weak or broken. Replace worn or broken Clutch parts. See page 35.
⇒Loose Drive Belt; adjust the Drive Belt tension. See page 28.
⇒Remove any
⇒The engine speed is too slow causing the belt to slip. Run the engine at full throttle.
⇒Check for a loose Drive Belt and tighten. See Page 28.
⇒Check for a damaged Drive Belt and replace the Belt if necessary. See page 28.
⇒Check the sharpness of the Chipping Knife.
⇒The Knife may not be seated properly on the Flywheel. Loosen the Knife mounting screws, reset the Knife, and tighten the screws. Also, check the Wear Plate Gap. See pages 33.
⇒Check for a broken or dull Chipping Knife.
⇒If the machine still exhibits excessive vibration, call 1(800)
⇒The Knife is dull; sharpen or replace it. See page 31.
⇒The gap between the Knife and Wear Plate is too great; adjust the Gap. See page 33.
⇒The gap between the Knife and the Wear Plate is set incorrectly; adjust the Wear Plate Gap. See page 33.
⇒Check the tire pressure. There should be 30 psi in each tire.
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