Storage Recommendations; Operation - DeWalt DC390 Instruction Manual

charging procedure. You may also charge a partially used pack
whenever you desire with no adverse affect on the battery pack.
5. Under certain conditions, with the charger plugged into the power
supply, the exposed charging contacts inside the charger can
be shorted by foreign material. Foreign materials of a conductive
nature such as, but not limited to, grinding dust, metal chips, steel
wool, aluminum foil, or any buildup of metallic particles should
be kept away from charger cavities. Always unplug the charger
from the power supply when there is no battery pack in the cavity.
Unplug charger before attempting to clean.
6. Do not freeze or immerse charger in water or any other liquid.
WARNING: Shock hazard. Don't allow any liquid to get inside
charger. Electric shock may result.
WARNING: Burn hazard. Never attempt to open the battery pack
for any reason. If the plastic housing of the battery pack breaks or
cracks, return to a service center for recycling.

Storage Recommendations

1. The best storage place is one that is cool and dry away from direct
sunlight and excess heat or cold.
2. For long storage, it is recommended to store a fully charged
battery pack in a cool dry place out of the charger for optimal
results.
NOTE: Battery packs should not be stored completely depleted of
charge. The battery pack will need to be recharged before use.
SAVE THESE INSTRUCTIONS
FOR FUTURE USE

OPERATION

WARNING: To reduce the risk of serious personal injury,
turn tool off and remove the battery pack before making any
adjustments or removing/installing attachments or accessories.
An accidental start-up can cause injury.
FIG. 2
Installing and Removing the Battery Pack
(Fig. 2, 3)
WARNING: Make certain the switch lock-off button (A) is engaged
to prevent switch actuation before removing or installing battery.
NOTE: For best results, make sure your battery pack is fully charged.
To install the battery pack into the tool handle, align the notch inside
the tool's handle with the battery pack and slide the battery pack firmly
into the handle until you hear the lock snap into place as shown in
Figure 2.
To remove the battery pack from the tool, press the release buttons (M)
and firmly pull the battery pack out of the tool handle. Insert it into the
charger as described in the charger section of this manual.
11
FIG. 3
A
B
M