OHMMU Group 24 80Ah Advanced Lithium 12V Deep Cycle Battery - $400
I won this battery at Overland Expo West last month and do not need it. This costs over $500 with delivery from OHMMU. Unopened in box. We can open it and do voltage test upon...
Here's the thread on adjusting the heater valve Adjusting water valve to maximize A/C performance - https://forum.ih8mud.com/threads/adjusting-water-valve-to-maximize-a-c-performance.173731/
Once you get your plumbing sorted, see this post to set up the adjustment cable on the heater control valve Adjusting water valve to maximize A/C performance - https://forum.ih8mud.com/threads/adjusting-water-valve-to-maximize-a-c-performance.173731/