Troubleshooting - Echo CH8540 Owner's Manual

6

TROUBLESHOOTING

Section
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.
®
PROBLEM
Machine chips poorly
Excessive belt wear
Hard to feed chipper,
requires excessive
power to chip
Excessive vibration
while running
Belt squeals when
engaging belt
Cannot engage belt
POSSIBLE CAUSES
Dull chipper blades
Drive belts loose or worn
Feeding material that is too large
Not using correct belt
Pulley(s) damaged or worn
Pulley(s) not in alignment
Belt(s) tension too loose
Dull chipper blades
Obstructed discharge
Improper blade clearance
Dull chipper blades
Drive system vibration
Rotor out of balance
Chipper blade to anvil clearance is incorrect
Engaging belt too fast
Belt tension too loose
Improper belt installation; belt not under belt
guide
Improper belt tension
8 INCH CHIPPER
REMEDY
Flip, sharpen, or replace
Inspect drive belts, adjust or replace if
needed
Limit branch size to rated capacity
Contact your nearest authorized dealer to
order the correct belt for your chipper
Replace pulley(s)
Align pulley(s) to within 1/16" with straight
edge
Replace belt or belt tension spring
Flip, sharpen, or replace
Use branch or similar object to clear
discharge tube
Set blade/anvil clearance to recommended
distance
Flip, sharpen, or replace
Check drive belts, bearings, and pulleys for
bad or worn areas. Check for dull chipper
blades.
Inspect rotor for damaged or missing
chipper blades, replace if needed
Set blade/anvil clearance to recommended
distance
Engage belt more slowly
Replace belt or spring
Install belt properly; install belt under belt
guide
Adjust belt tension. Replace belt or spring if
needed.
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