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TROUBLESHOOTING
OREGON® CHAIN SAW
MODEL CS1500-091
F/N 570773 - AC 0614
TROUBLESHOOTING
Use this table to see possible solutions for problems with the chain saw. If these
suggestions do not solve the problem, see “Warranty and Service”.
SYMPTOM POSSIBLE CAUSE RECOMMENDED ACTIONS
Motor stops while
cutting
Chain pinched in cut
Undercut limb to relieve pressure on limb. See
“Cutting”.
Cord is damaged or
severed
If extension cord is damaged, do not use and
replace it. If chain saw cord is damaged, do not use
and contact an approved service location.
Chain brake is engaged
Set the front hand guard to the operating position
as described in “Checking the Front Hand Guard
Position”.
Motor does
not run or runs
intermittently
Saw is not plugged in Plug in the saw.
Cord is damaged or
severed
If extension cord is damaged, do not use and
replace it. If chain saw cord is damaged, do not use
and contact an approved service location.
GFCI outlet is tripped
Unplug extension cord, reset GFCI and plug the
extension cord back in.
Bad electrical outlet Plug extension cord into a different outlet.
Chain brake engaged
Set the front hand guard to the operating position
as described in “Checking the Front Hand Guard
Position”.
Trigger lock-out not
pressed
Press the trigger lock-out before squeezing the
trigger switch. See “General Operation”.
Debris in side cover
Unplug the chain saw, then remove side cover and
clean out debris.
Motor does not
stop when chain
brake is engaged
Debris preventing full
movement of front hand
guard
Clean debris from external chain brake mechanism.
Possible chain brake
malfunction
WARNING: OPERATING A CHAIN SAW
WITHOUT A FUNCTIONING CHAIN BRAKE
COULD LEAD TO SERIOUS PERSONAL INJURY.
Contact an approved service location before using.
Motor runs, but
saw chain does not
rotate
Chain not engaging
drive sprocket
Reinstall the chain, making sure the drive links on
the chain are fully seated on the drive sprocket.
See “Replacing a Worn Saw Chain and Sharpening
Stone”.
Guide bar nose sprocket
is not turning
Replace the guide bar. See “Replacing a Worn Guide
Bar”.