October 2008 "2033ES / 2633ES" Service & Parts Manual - ANSI Specifications
Page 4-20
LED Status Description
Fault Output is open or short, or output voltage is over a limit.
Otherwise, output terminals are reversed.
All 3 LED lamps blink once
simultaneously.
All 3 LED lamps blink twice
simultaneously.
Input voltage is out of the range
All 3 LED lamps blink three
times simultaneously.
The internal temperature of the charger exceeds a limit.
All 3 LED lamps blink four
times simultaneously.
Output current exceeds a limit.
Warning
100% LED lamp blinks. Battery pack has a bad cell.
ART_2185
Please see service manual for additional information.
100% charged
75% to 100% charged
50% to 75% charged
0 to 50% charged
ON
ON
ON
50%
Blinking
ON
ON
Blinking
OFF
ON
Blinking
OFF
OFF
75% 100%
BATTERY CHARGER
INDICATOR
90826
INPUT INTERLOCK OUTPUT
DO NOT CHANGE THE INPUT VOLTAGE
BEFORE “THREE LEDS TURN OFF”
LEDs
To determine if a charger is malfunctioning, identify the problem from the following list and refer to
the appropriate section for detailed instructions.
1.) Charger does not turn on
2.) All 3 LEDs blink simultaneously
3.) 100% LED blinks while 50% and 75% LEDs are “OFF”
4.) Batteries do not fully charge
5.) The AC supply circuit breaker or fuse is blown
If the problem is not listed above, refer the problem to a qualified service agent for additional
trouble shooting procedures.