Fault Indications And Trouble Shooting - Exide WSC 720 User Manual

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
1.
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.
Continues on next page.
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