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The battery is not fully charged
Charge the battery completely
The battery and/or battery charger are no longer functional
Refer to the
Warranty
section for replacement information
The battery charger is not plugged in
Plug the battery charger into a 120V 60hz AC source
The battery is not fully inserted into the battery charger
Remove and then reinsert the battery into the battery charger
completely
The battery and/or charger are too hot or too cold
Make sure the battery and charger are in an environment between
32° and 104° F (0° and 40° C). Allow time for the battery and/or
charger to warm up or cool down.
The battery and/or battery charger are no longer functional
Refer to the
Warranty
section for replacement information
The battery lacks sufficient charge
Charge the battery completely
The battery is not installed correctly
Remove and reinstall the battery
The trigger lockout was not engaged
Press and hold the trigger lockout before squeezing the trigger
Device protection systems have engaged
Remove the battery, allow it to cool for 30 seconds, then reinstall
the battery
28
The saw chain tension is too loose
Adjust the saw chain tension
The guide bar and saw chain are assembled incorrectly
Refer to
Removing and Installing the Guide Bar and Saw Chain
The saw chain tension is too tight
Adjust the saw chain tension
The saw chain and guide bar lack sufficient oil
Fill the chain oil reservoir
The guide bar groove and oil passages are dirty
Clean the guide bar and oil passages
The saw chain tension is too tight
Adjust the saw chain tension
The guide bar and saw chain are assembled incorrectly
Refer to
Removing and Installing the Guide Bar and Saw Chain
The guide bar and saw chain are damaged
Inspect the guide bar and saw chain for damage. Replace them if
necessary
The drive assembly is damaged
Refer to
Service
information
The saw chain is dull
Sharpen or replace the saw chain
The saw chain is on backwards
Check and correct the saw chain direction
TROUBLESHOOTING
If further assistance is required, contact an authorized service center.
THE SAW CHAIN ROTATES, BUT DOES NOT CUT
THE SAW CHAIN DOES NOT ROTATE
THE GUIDE BAR AND SAW CHAIN ARE RUNNING HOT, SMOKING OR STUCK
THE SAW CHAIN COMES OFF THE GUIDE BAR
PROBLEM
SOLUTION
THE BATTERY WILL NOT CHARGE
THE BATTERY DIES QUICKLY
THE MOTOR STOPS WHILE IN USE, BUT THE BATTERY STILL HAS SUFFICIENT CHARGE
THE MOTOR WILL NOT RUN
Summary of Contents for RM4040
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