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054-3107-2 Multi-Charger_R12-08
LED FUNCTIONS OF THE CHARGER
The charger has two LEDs; each can display red or green. The various combinations of red
and green indicators and their meanings are described in.
LED INDICATOR
BATTERY
PACK
RED
LED
GREEN
LED
ACTION
Hot/Cold
Battery
On
Off
Charging will not start until
suitable temperature is
reached
Defective
Flashing Off
Battery pack or Charger is
defective
Charging
Off
Flashing Charging
Fully
Charged
Off
On
Charging is complete
Maintenance charging
CHARGING A HOT BATTERY PACK
If the battery pack is above the normal temperature range (149 °F, 60 °C for lithium
battery, 113 °F or 40 °C for Ni-Cd battery), the red LED will light up, and the green LED will
be off. The charger will automatically begin charging when the battery pack cools down.
CHARGING A COLD BATTERY PACK
If the battery pack is below the normal temperature range (32 °F or 0 °C for lithium battery,
50 °F or 10 °C for Ni-Cd battery), the red LED will light up, and the green LED will be off.
The charger will automatically begin charging when the battery pack warms up.
DIAGNOSTIC FUNCTIONS
NOTE:
The diagnostic function will operate only with a Li-ion battery.If the charger detects
a problem, the red LED will begin flashing, and the green LED will be off.
DEFECTIVE BATTERY
• If the LED status reads “defective,” remove the battery pack from the charger and then
reinsert it.
• If the LED status reads “defective” a second time, try charging a different Li-ion battery
pack.
• If a different Li-ion battery pack charges normally, dispose of the defective battery pack
in compliance with local regulations.
• If the LED status still reads “defective” for a different Li-ion battery pack, the charger may
be defective.
