Thermostat : Thermostat Wiring Diagram Wire Honeywell Round Heat - Some programmable thermostats (e.G. Honeywell status wiring requirements) need a minimal of five wires, and perhaps greater relying on what capabilities you want to operate (humidifier, etc). The additional fifth cord may be for common; supplying stepped down power from a transformer. Notice: a preceding installer may have used a different set of color wires. This could be a non problem to preserve song of if an entire new set of thermostat wires is pulled. In any other case tag the wires earlier than doing away with from the existing thermostat, or take note of the terminals each wire is attached to.
A: if you plan to upgrade to a brand new thermostat make certain you have the right range of wires available, in any other case your new thermostat gained’t work (most advanced honeywell thermostats require a commonplace (c) wire to power on). If you do want extra wires, you may want to take into account how hard putting in new wires will be in your utility, and if you want to finances for an electrician or hvac tech to put in the right wiring. Article time period : a b c d e f g h i j k l m n o p q r s t u v w x y z - 0 1 2 3 4 5 6 7 8 9 gallery time period : a b c d e f g h i j k l m n o p q r s t u v w x y z - 0 1 2 three four five 6 7 8 nine.
When you have easy get right of entry to to the existing thermostat wires, just take away and observe the identical direction with the brand new set of wires. You may use cable ties, electrical tape, or staples (securing wires and cables article). Be sure to take a completely conservative size on how lengthy your new set of wires need to be. You don’t want to begin over, in case you come up brief. Going into your furnace may additionally sound intimidating, but when you have the fundamental information of wiring, and recognize the way to cast off the proper furnace panels to get right of entry to the electronics, you then should be excellent. The com 24v terminal could be linked to the c (24 vac common) of the thermostat.