boondocking, need help asap....
Just put a new controller in for my 55w solar panel. It charges batts (2 12v) to full charge, but once the sun starts to go down the batts start to discharge and the controller shows red by morning. W...
Forum Discussion
Measure the actual battery voltage so we know how bad is bad and how good is good.
Remove a battery cable to verify no load and voltage dropping steadily that could indicate a bad battery.
Almost 13 volts is not charged. For full charge on solar you need to see 14+ volts before it drops back to ~13.4. Under 13 while solar is producing is not near charged.
Remove a battery cable to verify no load and voltage dropping steadily that could indicate a bad battery.
Almost 13 volts is not charged. For full charge on solar you need to see 14+ volts before it drops back to ~13.4. Under 13 while solar is producing is not near charged.
