Trouble Shooting Guide 1
XS 0.8
• No LED is lit when the charger is connected only to the battery
Explanation: The plug has to be connected for the LED’s to be lit.
• No LED is lit when the charger is connected only to the power outlet
Explanation: One of the LED’s in the bottom row should light up when the
charger is connected to the power outlet.
Test: Make sure that there is power from the power outlet.
• No LED’s are lit on the top row when the charger is connected to both the
power outlet and the battery
The LED’s on the bottom row are lit and you can change charging mode. None
of the LED’s the top row on is indicating charging status.
Explanation: The battery voltage could be under 2±0.5V.
Test: Test the charger on a fresh battery.
• is flashing
If no battery or if the battery voltage is too low the led will start to flash to
indicate the unit has entered power save mode.
Test: Test the charger on a fresh battery.
• is lit
Explanation 1: Reverse polarity.
Test: Make sure that the + cable/clamp is connected to the + terminal and the
– cable/clamp is connected to the – terminal.
Explanation 2: Loads are connected to the battery which requires more power
than the charger can provide.
Test: Turn off or disconnect the loads when charging.
Explanation 3: The charger is not connected to a 12V battery.
Test: Test with a fresh 12V battery.
Explanation 4: The charge cycle is interrupted in step 1.
Test: Test to restart the charge cycle, if it still fails in step 1 the battery is
sulphated and needs to be replaced.
Explanation 5: The charge cycle is interrupted in step 4.
Test: Test to restart the charge cycle, if it still fails in step 4 the battery is can’t
be charged and needs to be replaced.
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