As the pv modules are connected in series one failing pv module will shut down the entire system.
My solar panels are not working.
According to leading solar panel installers the most common reasons why your solar system is not working are as follows.
Zero output is a common problem and in nine out of ten cases it is due to a faulty inverter or charge controller.
If you see a red light flashing.
Most inverters won t liven up unless your solar panels are generating.
Inverter red light flashing your inverter should display a blinking yellow light.
If you think your solar pv system is not working you may become aware through a higher than expected electricity bill through information from a monitoring system or simply by your inverter staying permanently switched off.
It s also possible that one solar panel in your pv array failed.
When it s overcast your solar panels will likely operate at 10 to 25 of their rated capacity.
1 but don t get stuck on this detail.
Half of inverter problems are actually due to the solar array having a faulty panel or cable and the inverter detecting this according to bright green renewables managing director mark partridge.
Check the weather while solar panels work on cloudy and rainy days their output won t match that on clear sunny days.