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TROUBLESHOOTING
While normal care and regular maintenance will extend
the life of your chipper/shredder, prolonged or constant
use may eventually require that service be performed to
allow it to continue operating properly.
The troubleshooting guide below lists the most common
problems, their causes and remedies.
See the repair information on the following pages for
instructions on how to perform most of these minor
repairs yourself. If you prefer, all of these procedures can
be performed for you by your local authorized dealer.
Troubleshooting
& Repair
WARNING
Never attempt to perform any of these proce-
dures while the engine is running.
Always turn the engine off, let the rotor come to a
complete stop, and disconnect the spark plug
wire from the spark plug before attempting to
correct any problems.
FAILURE TO COMPLY WITH THIS SAFETY
REQUIREMENT CAN RESULT IN SERIOUS
PERSONAL INJURY TO YOU OR BYSTANDERS.
SYMPTOM POSSIBLE CAUSE REMEDIES
Engine won’t start. • Out of gas. • Add gas.
• Spark plug wire disconnected. • Connect spark plug wire.
• Engine controls set wrong. • Check engine controls and
adjust.
• Spark plug fouled. • Remove Spark Plug, clean, and
replace.
• No compression - rope pulls• • See your local dealer.
without resistance.
• No spark - electrical system • See your local dealer.
problem.
Engine runs, but rotor. • Crankshaft key broken or not • Replace crankshaft key.
won’t turn. installed.
Engine runs, rotor turns, but no • Discharge chute clogged. • Clear discharge chute.
material is being discharged.
• Engine not running at full RPM. • Adjust throttle to “Fast”.
Excessive branch vibration when • Chipper knives dull. • Sharpen or replace knives.
chipping materials.
• Tree limbs and branches are • Material too dried out or hard
extremely hard or dried out. for chipping - use for firewood.
Unusual noise or vibration when • Rotor overloaded with material. • Allow unit to clear itself before
processing material. feeding more material in .
• Non-organic matter caught in • Follow shut-down procedure and
shredding chamber. remove material from unit.
• Chipper knives dull or loose. • Sharpen or tighten knives securely
• Hammers, broken, bent, or loose. • Check for proper assembly or
replace.
• Hammers frozen on shaft. • Check for obstructions and
remove debris from hammer
pivot areas.
• Crankshaft bent. • See your local dealer for
factory authorized repair.
Vacuum not working. • Hopper lid not in place. • Replace lid on hopper.
• Material too wet. • Allow material to dry.
• Hose not attached properly. • Attach hose per kit instructions.
• Hose obstructed/damaged. • Inspect hose - repair or replace.
• Engine not running at full RPM. • Set throttle to “Fast”. See dealer
if problem continues.