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English
13
TROUBLESHOOTING GUIDE
BE sURE TO FOllOW sAFETY RUlEs AnD insTRUCTiOns
For assistance with your product, visit our website at www.dewalt.com for a list of service centers, or call
DEWALT
at
1-800-4-
DEWALT
(1-800-433-9258).
PROBlEM POssiBlE CAUsE sOlUTiOn
Tool will not start. Battery pack not installed properly. Check battery pack installation.
Battery pack not charged. Check battery pack charging requirements.
Internal componets too hot. Allow tool to cool down.
Reduced Power. The speed dial is set to a lower setting. Rotate the speed dial to a higher setting suitable for
the application.
Battery has low state of charge. Replace with fresh battery pack.
The bit does not rotate. The mode selector dial is not correctly engaged,
or is set to “Hammering Only” or is set to
position "O".
Rotate the mode selector dial to "Rotary Hammering". Refer to
Operation Modes.
The bit cannot be released. The chuck is not pulled back fully. Pull the chuck back as far as it will go and remove the bit. Refer
to Inserting and Removing SDS MAX Bits.
The yellow service indicator light is
on or flashing.
The time for service has been reached. Have service perfomed by an authorized D
E
WALT service center
if necessary. Refer to E-Clutch® and Service Indicator LEDs.
Tool shuts off abruptly.
Battery pack has reached its maximum
thermal limit.
Allow battery pack to cool down.
Out of charge. (To maximize the life of the
battery pack it is designed to shut off
abruptly when the charge is depleted.)
Place on charger and allow to charge.
Battery pack will not charge.
Battery pack not inserted into charger. Insert battery pack into charger until LED illuminates.
Charger not plugged in. Plug charger into a working outlet. Refer to Important
Charging Notes for more details.
Surrounding air temperature too hot or
too cold.
Move charger and battery pack to a surrounding air temperature
of approximately 65 °F – 75 °F (18 °C– 24 °C).
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