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by dharmab 1965 days ago
Your thermostat uses a microcontroller to run your furnace.

https://youtu.be/ZZC0SP02PqY

1 comments

Nope. I’ve got one of the old, mechanical thermostats with an analog dial and a bimetallic strip that completes a circuit to run the heater. My apartment building is about 50 years old, and I’m pretty sure it’s still the original equipment. They’re so simple they just don’t wear out.