Exide WSC 720 - Fault Indications and Trouble Shooting

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equipment drawing current (parallel loads) being connected to
the battery during charging.
• Batterieswillbedamagedwhenchargedathightemperatures.
For this reason, WSC720 features a safety function that
terminates charging when the temperature is too high, approx.
50°C. This is shown by the LED shining a constant red.
FAULT INDICATIONS AND TROUBLE SHOOTING
Fault: The red LED lights when the charger cables are connected
to the battery terminals.
Probable cause 1: If the cable clamps are incorrectly connected
to the battery, the polarity reversal protection will be activated and
charging will not start.
Action: Check that the charger is connected using the
correct polarity.
Probable cause 2:Wrongvoltagemodeforcharging.12Vfora
24Vsystem.
Action: AdjustthevoltageMode.
Probable cause 3:Wrongvoltagemodeforcharging.24Vfora
12Vsystem.
Action:AdjustthevoltageMode.
Probable cause 4:Avoltagebelow15.8Vina24Velectrical
system.
Action:PleasetrytouseMode“13.7VPowerSupply”forashort
while(max.10minutes)oneachofthebatteriesinthe24V-system.
In order to avoid unbalanced batteries, it is highly important that
all batteries are charged exactly the same time.
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