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Troubleshooting
Problem: Very low or no voltage at battery outlets.
Problem: Low battery capacity
Possible Cause
Suggested Solution
Battery has discharged and the
BMS has switched the battery
off.
Connect charger and allow the battery
to charge
Discharge or charging rate has
been exceeded.
Disconnect or switch off all loads/
chargers. BMS will reset automatically if
no other fault is present.
Battery has
‘
gone to sleep
’
Connect a compatible charger or briefly
connect an external 12v battery to the
terminals. All quality LiFePo4 chargers
will wake the battery up.
Possible Cause
Suggested Solution
Incorrect charging procedure
or device
Use LiFePo4 compatible charging
devices only. Use DC/DC chargers for in
vehicle use.
Insufficient recharge capacity
not allowing battery to reach
full charge
Increase solar capacity, charger size,
increase charging times.