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8 TROUBLE SHOOTING
The Wallenstein 3 Point Hitch Wood Chipper is designed with blades on a rotor to cut, shear and chip wooden
material. It is a simple and reliable system that requires minimal maintenance.
In the following section, we have listed many of the problems, causes and solutions to the problems that
you may encounter.
If you encounter a problem that is difcult to solve, even after having read through this trouble shooting
section, please call your local distributor or dealer. Before you call, please have this Operator's Manual from
your unit and serial number ready.
8�1 TROUBLE SHOOTING CHART
Always wear the appropriate safety gear when trouble shooting, performing maintenance or working
around the machine. This includes but is not limited to:
• Hard hat for protection to the head. • Face mask for protection to the face and eyes.
• Heavy gloves for hand protection. • Safety shoes with slip resistant soles and steel toes
Obstructed discharge.
Clear debris from discharge chute.
Ensure machine is off
Rotor plugged.
Inspect and clear chipper hopper
lower rotor housing and rotor.
Ensure machine is off
Broken shear pin Replace shear pin. Ensure machine is off
Low engine speed.
Throle is set to specified speed
(540 -1000)
Blades and/or knives
are dull.
Rotate, sharpen or replace blade
and/or knives.
Ensure machine is off
Rotor blade angle
wrong, improper
angle.
Re-sharpen knives to specified
angle and check that blade is
installed properly.
Ensure machi
ne is off
Obstructed discharge.
Clear debris from discharge chute .
Ensure machine is off
Broken or missing
blade .
Replace broken/missing blade. Ensure machine is off.
PTO driveline out of
phase
Align driveline Ensure machine is off.
Rotor may be bent
Check rotor to see if it wobbles.
Replace rotor
Ensure machine is off, call
technician for repair
Loose or worn belts.
Adjust or replace belts.
Ensure machine is off
Plugged rotor.
Clear rotor.
Unusual vibraon while
running.
Drive belts slipping or
smoking.
PROBLEM CAUSE SOLUTION CAUTION
Rotor does not turn
Slow feeding.
Ensure machine is off