Echo CH8720iH Owners Manual v.2 - Manual (Page 31)

27 8 INCH TURNTABLE CHIPPER
ENGLISH
SPECIFICATIONS
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 nearest dealer
or the factory for service problems with the machine.
6.2 TROUBLESHOOTING GUIDE
PROBLEM POSSIBLE CAUSES REMEDY
Controller light flashes green. Chipper disk RPM not high enough to
chip.
Increase throttle gradually until light turns
solid green.
The belt could be slipping. Adjust belt tension
or replace belt if worn.
Forward feed is not available. Chipper disk RPM not high enough to
chip.
Flashing green light on the controller indicates
RPM is not high enough. Increase throttle
gradually until light turns solid green.
Flashing red light on the controller indicates
the chipper is not in STOP position. Put
control bar in STOP and then reengage.
Controller light flashes red.
Feed roller control bar is not in STOP
position.
Put control bar in STOP.
RPM dropped too low for 10
seconds.
Put control bar in STOP position and then
reengage.
Upon shifting to STOP,
controller flashes red.
Sensors are not adjusted properly.
Check sensors located above the feed
chute. Gap should be 1/32" (thickness of a
credit card).
During chipping the sensor
gives a solid green light, but
feed roller runs intermittently.
Disk RPM sensor is set too far away
from the disk.
Open the shield and check disk sensor.
Gap should be 1/32" (thickness of a credit
card).
Controller light is not on. No power to controller. Check the resettable fuse breaker.
Controller flashes amber light Controller is giving service code.
Consult Flash Codes Guide and perform
necessary maintenance. Reset controller.
Engine will not start.
Kill switch on access cover is
damaged.
Test kill switch. Replace if it is not working.
Spark plug disconnected. Connect spark plug.
Dirty, stale or contaminated gas.
Refill gas tank with fresh, clean unleaded
regular gasoline.
Internal engine problems. See your engine dealer.
Lack of fuel. Fill fuel tank.
Engine or disk stalls or stops.
Discharge tube is plugged.
Use branch or similar object to clear
discharge tube.
Chipper disk housing is plugged.
Disengage chipper and shut off engine.
Refer to manual for information on clearing
a plugged rotor. Do not use the belt
engagement to clear rotor.
Feeding material that is too large. Reduce size of material.