Q: I installed a water heater recently, and the installation went great. However, it takes a long time for the hot water to reach my faucets. Prior to my new water heater, my recirculating pump worked ...

This project contains a KiCad project for a replacement controller board that I built for a Grundfos Comfort AutoAdapt recirculating hot water pump using an ESP32-C3-MINI-1 board. This allows the pump ...