Echo 76854 - Manual (Page 27)

PTO CHIPPERS 23
ENGLISH
TROUBLESHOOTING
6.2 TrouBlesHooTInG GuIDe
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 the
factory for service problems with the machine.
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.
Machine chips poorly.
dull chipper blades. Flip or sharpen blades.
drive belts loose or worn.
Inspect drive belts, adjust or replace if
needed.
Attempting to feed branches that are
too large.
limit branch size to 8 inches in diameter.
hard to feed chipper; requires
excessive power to chip.
dull chipper blades. Flip or sharpen blades.
Obstructed discharge.
Use branch or similar object to clear
discharge.
Improper blade clearance.
Set blade/anvil clearance to recommended
distance.