I don't know the installation of Solar Pumps and controllers. Can you provide us with some video information? Our CEO personally demonstrates the installation of pump controllers for you. I'm glad you can watch it.
You are still not working in the pump, controller error code and worry about it, DIFFUL solar pump according to the pump error code, to provide you with solutions, you can also quickly repair the pump itself, let's take a look at our short video bar.