The wiring your describing on the old thermostat is telling me you have a heat pump with second stage heat and the new thermostat is for air.
We are trying to connect a Honeywell PRO THD thermostat. We have a York heat pump and do not understand the wiring diagram for this. honeywell thermostat thd wiring diagram perfect new wiring honeywell pro th wiring honeywell thermostat thd wiring.
This thermostat provides electronic control of 24 VAC heat pump systems with aux- iliary heat (2 heat/1 Always test for proper operation after installation (see pages ). CAUTION: .
Wiring diagram . Honeywell Limited-Honeywell Limitée. View and Download Honeywell PRO THD installation manual online.
Honeywell Programmable Thermostat Installation Guide. PRO THD Thermostat pdf manual Page 7: Wiring Diagrams.
Optional 24 VAC common connection.View and Download Honeywell PRO THD installation manual online. Honeywell Programmable Thermostat Installation Guide.
PRO THD Thermostat pdf manual download. Wiring diagram Installer system test Wiring Adaptive Intelligent Recovery . The PRO programmable family of thermostats offers a basic thermostat with the benefits of energy savings.
the PRO features an easy-to-read display and day programming. Best of all, it’s backed by the Honeywell name.
Honeywell THD Pdf User Manuals. View online or download Honeywell THD Operating Manual.
May 26, · Honeywell thermostat wiring explained Even a small issue with your Honeywell thermostat wiring setup can cause the device to work incorrectly - or not at all. If you think you may have miswired your new device, stop what you’re doing and reevaluate using 5/5.
5 Wire Honeywell Thermostat Wiring. Some programmable thermostats (e.g. Honeywell Prestige wiring requirements) need a minimum of 5 wires, and maybe more depending on what features you want to operate (humidifier, etc).Honeywell Thermostat Thd Wiring Diagram - Detailed Wiring DiagramsHoneywell Thermostat Wiring Instructions | Diy House Help