Quick how to on winterizing the Micro Minnie FLX. See below for additional links for the FLX systems and a detailed example.

Truma AquaGo water heater winterization:    • How to Winterize the Truma AquaGo  

Lithionics battery:    • Winnebago Micro Minnie FLX (Flex) Lit...  
Though, this doesn’t explain how to store it below freezing. Follow up coming.

Flushing the system: FLX owners, you are only following the flushing aspects as the pump location and water heater system are different.    • How to Winterize an RV | Winnebago Mi...