Kobalt KDD 524B-03 Manual page 119

OPERATING INSTRUCTIONS
2. Cold Weather Operation
This lithium-ion battery pack will provide optimal performance in
temperatures between 32°F (0°C) and 104°F (40°C). When the
battery pack is very cold, it may "pulse" for the first minute of use to
warm itself. Put the battery pack on a tool and use the tool in a light
application. After about a minute, the battery pack will have warmed
itself and will operate normally.
3. To Charge the Battery Pack
NOTICE: This lithium-ion battery pack is shipped partially charged.
Before using it the first time, fully charge the battery pack.
A fully discharged battery pack will charge in about 70 minutes with
charger KRC 2490-03 in a surrounding temperature between
41°F (5°C) and 104°F (40°C).
a. Always charge the battery
pack with the correct
charger.
b. Connect the charger to a
power supply.
c. Attach the battery pack to
the charger by aligning the
raised ribs of the battery
pack with the slot in the
charger. Slide the battery
pack onto the charger
(Fig. 2).
d. When the charger
indicates the battery pack is fully charged, remove it from the
charger.
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