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homeautomation problem

Using ESP to Debug an ESP

This post is about troubleshooting the sporadic ESP8266 hardware watchdog resets in my water recirculation pump controller project. The ESP8266 would randomly restart, which I can observe by monitoring the uptime reported by ESPHome to Home Assistant. It is difficult to debug because the Sonoff TH10 is in a waterproof case in my garage, making […]

Categories
homeautomation solution

Hot Water Recirculation Pump Controller

Our house uses a Noritz natural gas instant hot water heater, with a dedicated hot water recirculation line. Problem is the heater is installed in the garage, and in the summer the the garage gets so hot that the aquastat that controls the recirculation pump never turns on. This leaves us with cold water in […]