Honeywell T87f Wiring Diagram

The t87f is adaptable to most 2 wire 24 to 30 volt heating systems and to most 3 wire 24 to 30 volt heating systems controlled by a series 10 thermostat.

Honeywell t87f wiring diagram. If you have a system that both heats and cools your house you need a more complex thermostat with more wire terminals and if your system incorporates a heat pump you need even more wire terminals. If you check the honeywell thermostat ct31a1003 wiring diagram you ll see that it requires only two wires. 07 12 2018 07 12 2018 7 comments on honeywell rth2510b wiring diagram. At left the thermostat wiring diagram illustrates use of a honeywell t87f thermostat in a 3 wire application as a spdt single pole double throw switch such as used to control low voltage motors electric radiator valves zone valves.

Our page top sketch courtesy of honeywell controls illustrates the wiring diagram for a traditional honeywell t87f thermostat used for 2 wire single pole single. T87f thermostat pdf manual download. Heat pump thermostat wiring diagrams. Honeywell offers other t87f models to meet specific needs and applications.

Product specifications application. Zone thermostat and wallplates subbases. Disconnect power supply before con necting wiring to prevent electrical shock or equipment damage. T87f thermostats thermostat cable entrance holes 104456b wallplate spirit level outlet box mounting slots be sure wall hole is plugged terminal screws mounting slots 137421 wallplate 137421a b d wallplate spirit level 1 127293 cover ring leveling posts 2 t87f opening for thermostat wiring mounting slots captive mounting screws 3 q539 subbase 2 1 if outlet box is horizontal mount cover.

This particular model controls your furnace and air conditioner. Disconnect power supply before connecting wiring to prevent electrical shock or equipment damage. The honeywell ct87n is one of the models in the trademark analog dial honeywell round series that is often installed by homeowners and contractors for reliable simple climate control. 3 wire spdt honeywell t87f thermostat wiring diagram.

The t87f is adaptable to most 2 wire 24 to 30 volt heating systems and to most 3 wire 24 to 30 volt heating systems controlled by a series 10 thermostat. Honeywell while making a very good product seems to not want to post the wiring diagram at their web site and does not even recognize honeywell t87 wiring diagram fixyahoneywell t87f installation instructions pdf download. 137421p 137421n q539a q539b. View and download honeywell t87f installation instructions manual online.