Echo CH8670H Owners Manual v.5 - Manual (Page 30)

26 8 INCH TURNTABLE CHIPPER
TROUBLESHOOTING
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.
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.
Engine overheats.
Cooling system plugged. Clean cooling fan and cooling fins on the radiator.
improper coolant level.
Fill engine to correct coolant level. Refer to the engine
owners manual.
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.
Engine stalls or
belt squeals when
engaging belt.
Engaging belt too fast. Engage belt more slowly.
belt tension too loose. replace belt or spring.
Excessive vibration
while running.
dull chipper blades. Flip or sharpen blades.
Drive system vibration.
Check drive belts, bearings, and pulleys for bad or worn
areas. Check for dull chipper blades or shredder knives.
Disk out of balance.
Inspect rotor for damaged or missing chipper blades;
replace if needed.
Chipper blade to anvil clearance
is incorrect.
set blade/anvil clearance to recommended distance.
Cannot engage belt.
Improper belt installation; belt not
under belt guide.
Install belt properly; install belt under belt guide.
improper belt tension. Adjust belt tension. Replace belt or spring if needed.
Excessive belt wear.
not using correct belt.
Contact your nearest authorized dealer to order the correct
belt for your chipper.
Pulley(s) damaged or worn. Replace pulley(s).
Pulley(s) not in alignment. Align pulley(s) to within 1/16” with straight edge.
Belt(s) tension too loose. replace belt or spring.
Trailer sways during
towing.
discharge tube and/or extension
tray not in correct towing
position.
Before towing the machine, position the discharge tube
over the hitch poll and raise the extension tray.
tire air pressure is not correct. Check tire sidewall for inflation limits.