Solar panel charge doesn't seem to be flowing to batteries...help, please

[pwfarnell]

There is a panel testing guide here. The interesting test is short circuit current just on the panel alone as that will tell if the panel is OK.

A call to all panel experts and installers - checklist for checking arrays

It seems to me that it would be easier to help users with problems if we had a standardised list of array checks we could point users to. For computer issues (my previous occupation a lifetime ago) there are a number of forums where they point users to a standardised bunch of commands they can run which collect all the data that answers almost all the forum expert’s questions. The forum experts won’t touch a user’s issue unless they have attempted to collect that info, and it really cuts down on…