Bearcat CH4420, Owner'S Manual

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23
4 INCH CHIPPER
ENGLISH
Section
6 TROUBLESHOOTING
PROBLEM POSSIBLE CAUSES REMEDY
Engine will not start
Lack of fuel or oil Fill fuel tank and check oil level
Spark plug disconnected Connect spark plug
Kill switch on access cover is damaged Test kill switch. Replace if it is not working
Dirty, stale, or contaminated fuel
Drain and refill fuel tank with fresh, clean
unleaded regular gasoline or diesel.
Replace fuel filter.
Internal engine problems See your engine dealer
Engine or rotor stalls or
stops
Chipper rotor housing or discharge tube is
plugged
Shut off engine and disengage belt
engagement. Refer to manual for
information on clearing a plugged rotor.
Never use the belt engagement to clear a
plugged rotor.
Feeding material that is too large Limit branch size to rated capacity
Engine overheats
Cooling system plugged
Clean cooling fan and cooling fins on the
radiator or engine block
Improper coolant level
Fill engine to correct coolant level. Refer to
the engine owner's manual
Engine stalls or
belt squeals when
engaging belt
Engaging belt too fast Reduce engagement speed
Belt tension too loose Adjust tensioner. Replace belt if needed.
Engine runs, but dies
or does not accelerate
properly
Air filter dirty Clean or replace
Fuel filter dirty Replace
Fuel vent plugged Clean or replace
Spark plug dirty/worn Clean and adjust or replace
Carburetor vibration Adjust
Cooling system dirty/plugged Clean
Spark arrestor* plugged Clean or replace
Machine chips poorly
Dull chipper blades Flip, sharpen, or replace
Drive belts loose or worn
Inspect drive belts, adjust or replace if
needed
Feeding material that is too large Limit branch size to rated capacity
Before performing any of the corrections in this troubleshooting chart, refer to the appropriate information contained in
this manual for the correct safety precautions and operating or maintenance procedures. Contact your dealer or ECHO
Bear Cat for service problems with the machine.
*If equipped