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Troubleshooting
Problem
All LED on Panel
is OFF
No Output and
LED on Panel is
ON
LED
Consecutive
Rotations
Possible Cause
Charger damaged
No AC Input
Charger failed
Output fuse is broken
Charger failed
Charger over
temperature
Battery over
temperature
Fix
Check outlook of charger. If
damaged, do not use it again
1. Check AC source.
2. Check cable connection is
correctly connected.
Contact supplier for repairing
service
Check output fuse
Contact supplier for repairing
service
1. Check cooling fan is working.
2. Disconnect any load to battery.
3. Disconnect AC source.
4. Let charger cool down
5. Double check on correct size of
battery.
1. Switch AC and Disconnect
battery from charger and load, let
cool down.
2. Make sure load connected to
battery is less than 20Amp.
3. Make sure temperature sensor is
connected correctly and fix on
battery.
4. Check temperature of battery
near temperature sensor point. If
55°C - 60°C, the charger will
protect.
5. Make sure battery and the sensor
wire are away from any heat source.
P.11
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