How To Check Solar Panel Performance

Don t rely on your electricity bill.

How to check solar panel performance. Some of you had great success. Note positive negative connections. I m the bloke who made you all sign up for the solcast api service in order to check in on the performance of your home solar pv system. If your panels face east or west and the power output is around 70 of the total panel capacity then your system is also probably performing fine.

Others despite my best efforts still couldn t figure how our seemingly complex sign up and data access worked. Look at the. Typically solar panel manufacturers cover defects for at least ten years and most manufacturers guarantee that your solar panels will still be producing at at least. Six simple steps to find out if all is well with your solar pv system.

Then touch the multi meter s black negative lead to your solar panel s negative wire. We found 46 of solar owners use their bill to see if there s a problem but this is unreliable. If you have panels facing in more than one direction then split the difference again. Touch the multi meter s red positive lead to your solar panel s positive wire.

Once you have located the. If it s not there is a problem with your solar panel output. Look up is there shading or are the panels dirty. Solar installers usually offer warranties on parts and labor and any glitches that may have occurred during installation that may have begun to negatively affect the performance.

The volt reading on your multi meter should be close to or just under 60 volts. Note that the power output can t go above the capacity of the solar inverter.