The kid meets the furnace thermostat...
Hi, So she’s been back there before... Likes to pull the cover off the thermostat. This time, she pulled the thermal expansion spring out. (She did this just as i was finishing fixing the last thi...
Forum Discussion
The mechanical just has the 2 wires. All the Tstat does is connect(close) the 2 wires to make a circuit back to the furnace. So, just replace with another Mechanical. Digital units will require extra wiring you will not have at the existing tstat. Doug
