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❽ TROUBLE-SHOOTER
CAUTION: BEFORE ATTEMPTING TO REMEDY PROBLEMS WITH YOUR CHIPPER-SHREDDER-VAC, TURN THE ENGINE OFF, WAIT FOR THE ROTOR TO
STOP TURNING, AND DISCONNECT THE SPARK PLUG WIRE. FAILURE TO DO SO CONSTITUTES NEGLIGENT BEHAVIOR AND MAY RESULT IN PROPERTY
DAMAGE AND SERIOUS PERSONAL INJURY.
PROBLEM CAUSE REMEDY
Engine won’t start. ❶ Check fuel, oil, choke, and spark plug wire. ❶ That was easy enough!
Grinds, smokes, stalls. ❷ Old gas, dirty oil or air filter, bad plug. ❷ Drain or run out old gas. Change
oil and filter. Replace spark plug.
Unusual vibration, ❶ Sticky debris lodged on rotor. ❶ Clear debris out of discharge area.
rubbing noises. ❷ Chipper knife is loose. ❷ Check fasteners and knives for
damage. Re-secure and/or repair.
❸ Damaged knives, hammers, or rotor. ❸ Check the rotor for balance by
watching it turn while slowly
pulling the cord. If it wobbles, see
a Patriot service center immediately.
Debris does not chip easily. ❶ Throttle speed too low. Engine problem. ❶ Run at maximum throttle.
❷ Dull or damaged knives. ❷ Sharpen or replace immediately!
❸ Wood is dead, old, takes more effort. ❸ Alternate with green waste to
keep knives cool and sharp.
❹ Feeding rate too fast for discharge rate. ❹ Feed thicker waste at a slower rate.
Clogs while shredding, ❶ Debris may be too bulky or wet. ❶ Feed more slowly. Add dry stuff.
not vacuuming well. ❷ Hammers worn, broken. ❷ Replace the hammers.
❸ Debris stuck in grinder housing. ❸ Shut down. Unclog or run water
down the shredder.
Chronic clogging, ❶ Engine not up to par. ❶ Contact an engine service center.
vibration, rattling. ❷ Internal damage or failure to rotor. ❷ Contact a Patriot service center.
NOTES/SERVICE HISTORY
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