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OPERATION
HOW TO CHARGE THE BATTERY
PACK (FIG. 3)
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
about 35 minutes in the desired surrounding
temperature between 50°F(10°C) and
104°F(40°C).
1. Charge the battery pack with the correct
charger (252-8020).
2. Connect the charger to a power supply .
3. Attach the battery pack to the charger
by aligning the raised ribs of the battery
pack with the slot in the charger.
4. Insert the battery pack into the charger.
5. The charger will communicate with the
battery pack’s circuitry to evaluate the
condition of the battery pack.
6. During normal charging, the green LED
on the charger will flash continuously.
After charging is complete, the green
LED on the charger will be on. The
flickering red light indicates a defective
battery or a bad connection between
the battery and the charger.
7. The battery pack will fully charge, but it
will not overcharge.
LED FUNCTIONS OF CHARGER
LED INDICATOR
BATTERY
PACK
RED
LED
GREEN
LED
ACTION
HI / LO TEMP.
Hot/Cold
battery
On Off
Fast charge will begin
when battery returns
to between 50°F (10°C)
and 104°F (40°C)
DEFECTIVE
BA TTERY
Defective Flashing Off
Battery pack or
charger is defective
BA TTERY
CHARGIN G
Charging Off Flashing Charging
BATTERY
FULL
Fully
charged
Off On
Charging is
complete
FIG. 3
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