RIDGID 140276002 Operator's Manual page 5

OPERATION
LED FUNCTION OF CHARGER
See Figure 3.
LED
INDICATOR
Power
Evaluate
Evaluate
Evaluate
Evaluate
Charging
Full
EVALUATE
INDICATOR
BATTERY
PACK
Without battery pack
Hot battery pack
Cold battery pack
Deeply discharged
Thermistor shorted
or open
Fast charging
Slow charging
POWER
INDICATOR
RED
GREEN
LED
LED
ON OFF
Flashing OFF
Flashing OFF
Flashing OFF
Flashing OFF
ON Flashing
OFF ON
5
ACTION
Ready to charge battery pack
When battery pack reaches cooled
temperature, charger begins fast
charge mode
When battery pack reaches
warmed temperature, charger
begins fast charge mode
Charger pre-charges battery until
normal voltage is reached, then
begins fast charge mode
If red LED continues flashing for
more than 90 minutes, and green
LED remains off, this may
indicate a damaged battery
Fast charges in 30 minutes
Fast charging is complete.
Charger maintains charge mode.
Fig. 3