CTEK XS 0.8 Troubleshooting Manual page 16

M200, M300
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 at the lower 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 in 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 lit for 4 hours and then turns into error mode
•
If the battery voltage is not above 12,5V after 4h the charger will turn into error
mode, because the voltage has not increased the way it should have done.
Explanation 1: The battery is too large in relation to the chargers capacity.
Test: Make sure that the battery/batteries are not larger than the
recommendations for M200 and M300 (500Ah).
Test: Try to restart the charger because the charger might need more time to
charge the battery.
Explanation 2: Larger loads are connected to the battery.
Test: Disconnect the battery and try to charge it without the loads.
Test: Try to restart the charging, the charger might need more time to charge
the battery.
Explanation 3: If the battery is warm and/or is boiling heavily during the
charging, it is most likely a faulty cell in the battery.
Test: Change the battery.
is flashing, then turns into error mode
•
Explanation: The battery is probably too sulphated to revive. The battery is
faulty and it is time to change it.
is lit and then turns into error mode
•
The analysis phase is testing if the battery can retain the charge given.
Explanation 1: Large loads are connected to the battery and drain the voltage.
Trouble Shooting Guide
16