Care And Maintenance; Troubleshooting - Kobalt KDD 524B-03 Manual

CARE AND MAINTENANCE

All maintenance should only be carried out by a qualified technician.
Cleaning
Before cleaning or performing any maintenance, remove the battery pack from the drill/driver. For
safe and proper operation, always keep the tool and its ventilation slots clean.
Always use only a soft, dry cloth to clean your drill/driver. Never use detergent or alcohol.
14. Chuck Removal
The keyless chuck (A) can be removed and replaced.
a. Lock the trigger switch by placing the direction-of-
rotation selector (E) in the center position.
b. Open the chuck jaws.
c. Use a screwdriver (not included) to remove the
chuck screw by turning it in a clockwise direction.
d. Insert a 5/16-in. or larger hex key (not included) into
the chuck of the drill/driver and securely tighten the
chuck jaws around the hex key.
e. Tap the hex key sharply with a mallet (not included)
in a counterclockwise direction. This will loosen the
chuck for easy removal.
NOTICE: The chuck screw has left-handed threads.
Attach a new chuck to the spindle and tighten the chuck
screw.

TROUBLESHOOTING

WARNING
• Place the direction-of-rotation selector (E) in the center lock position and detach the battery pack
from the drill/driver before performing troubleshooting procedures.
PROBLEM
The drill/driver does not
work.
Bit cannot be installed.
Motor overheating.
The LED worklight blinks
rapidly.
The LED worklight blinks
slowly.
POSSIBLE CAUSE
Battery pack is depleted.
Chuck is not released.
Bit does not fit the chuck.
Cooling vents are obstructed.
The tool has stopped working to
protect internal circuits.
The battery charge is very low.
15
14
CORRECTIVE ACTION
Charge the battery pack.
Release the chuck.
Use an appropriate bit or use
a suitable adaptor.
Clean and clear vents. Do not
cover vents with hand during
operation.
Release the trigger switch,
wait for the tool to cool down,
then and start the tool again.
Charge the battery.
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