To Next PageTo Next PageWhat does E1 error mean on a Bryant Preferredt Thermostat?
If your Bryant Thermostat displays an E1 error, it means the Display Module and the Equipment Control Module cannot communicate via the two-wire connection.
How to fix a Bryant Preferredt display module that doesn’t power up?
If the Bryant Thermostat's display module doesn’t power up, check the Rc/Rh and C terminals for 24VAC. Also, check the voltage between Vg and V+. Ensure the polarity is correct during wiring, as the display won't power up if reversed.
General| Brand | Bryant |
|---|---|
| Model | Preferredt Series |
| Category | Thermostat |
| Language | English |
