I am replacing an old Honeywell thermostat heat only. The wires are not labeled and no label on the terminal. What would the brass terminal wire color be and what color would
![Looking to replace a 2 wire heat only thermostat. Any recommendations for a programmable or smart thermostat? : r/hvacadvice Looking to replace a 2 wire heat only thermostat. Any recommendations for a programmable or smart thermostat? : r/hvacadvice](https://external-preview.redd.it/looking-to-replace-a-2-wire-heat-only-thermostat-any-v0-mpWoo4mgLoBKuJUcY96g2Rkk19n0en27ZGGofe-C5iw.jpg?auto=webp&s=1d948c6d24ef5db1ade6c23fd722766cc7df4584)
Looking to replace a 2 wire heat only thermostat. Any recommendations for a programmable or smart thermostat? : r/hvacadvice
![2-Wire heat only furnace for Nest E. The Nest is having problems staying powered. Can I use an external 24V power supply? How would I route the additional wires? https://www.amazon.com/dp/B07FT2RCG9/ref=tsm_1_tp_tc : r/ Nest 2-Wire heat only furnace for Nest E. The Nest is having problems staying powered. Can I use an external 24V power supply? How would I route the additional wires? https://www.amazon.com/dp/B07FT2RCG9/ref=tsm_1_tp_tc : r/ Nest](https://i.redd.it/sh6zbm6409h61.jpg)
2-Wire heat only furnace for Nest E. The Nest is having problems staying powered. Can I use an external 24V power supply? How would I route the additional wires? https://www.amazon.com/dp/B07FT2RCG9/ref=tsm_1_tp_tc : r/ Nest
![Trying to replace this old 2 wire thermostat for a newer digital one. Problem is older unit does not have leads labeled or which cable is which. Any help on how to Trying to replace this old 2 wire thermostat for a newer digital one. Problem is older unit does not have leads labeled or which cable is which. Any help on how to](https://preview.redd.it/j9mnonzn7nu91.jpg?width=1080&crop=smart&auto=webp&s=98c460b8fab42b4fe9fbb871ad059a0669a65cd4)