For Solar questions, I would contact Future Solutions in Elkhart, IN.
They helped design the solar systems Keystone installs and are very helpful with any questions you may have. We usually talk with Matt Wolkins.
you could also ask them about a local dealer.
(574) 262-3688
2616 Glenview Dr, Elkhart, IN 46514
another source for questions about your solar system, there is a Facebook group. Montana Fifth Wheel Factory Solar Flex
https://www.facebook.com/groups/1494332544294324
if you haven't already, get the MyKeystone app for your phone.
https://www.keystonerv.com/mykeystone