Why aux-? There’s usually a label with the make and model. Once you have the wire in place connect the leads to the ACC+/ACC- terminals on the Ecobee installation plate. Connect the G and B wires to the Ecobee 4 ACC- and ACC+ terminals. A wire connected to the W3 terminal on your current thermostat indicates that you have a three-stage furnace. ecobee thermostats do not support three-stage furnaces. Press question mark to learn the rest of the keyboard shortcuts. I don't understand why they are wired together. That's dehumdiification with low speed ac. A subreddit for ecobee and all their smart home products. The Ecobee 4 will start the fan when the HRV runs so this interlock wire is not necessary. However, I actually only had four wires connected to my old thermostat. I have manual staging enabled, with compressor heat delta 1 degree, aux stage 1 to compressor delta 1 degree, and aux stage 2 delta at 2 degrees. The ecobee thermostat will see that Y, and W1 are high, but O is low. The orange bars are the daily run time (hours) for my heat and the black line is the daily average temperature. I can post a picture of the original wiring if need be, and how I have it wired up now. 42 New Ecobee4 Wire Install. So this is the question everyone asked me. Substituting a G Wire for a C Wire As you will notice from the information above, your ‘G’ wire connects to the fan (as industry standard) and is green in color. I see my orange and black wire are connected together in the panel. How to set up your ecobee. I checked the ecobee wiring panel and find that ecobee is not detecting the yellow wire. Press J to jump to the feed. A subreddit for ecobee and all their smart home products. This diagram illustrates the wiring connections for a heat-pump system with auxiliary heating. Since on your old thermostat whenever the Auxiliary heating was to be called it would also energize the E heating and vice versa. I have, either way I don't get warm air. This data can also be helpful if thermostat wires have become mixed-up or improperly color-coded by allowing you to trace wires back to their control connection point. Knowing what each thermostat wire does can help in wiring up a new or replacement room thermostat. If you have a C-wire, it will power your ecobee. This is the proper wiring for your new ecobee. When the dehumidifier setting on the honeywell tstat is lowered below the set point, the relay in the Honeywell thermostat is opened up to kill the 24v power that goes to the BK post from the U1 post, that then tells the furnace to lower the fan speed down, Trane calls this enhanced dehumidification. ecobee Has The Best Custom Settings A great smart thermostat needs to have more than just a bunch of fancy smart features. Notice in the above picture that I have five wires available: red, blue, yellow, green, and white (although it’s not uncommon to sometimes see an orange wire instead of a white one). Ecobee4 Wiring Diagram Unique How to Install Ecobee3 Lite No C Wire. If I do that, it then asks me what position the relay is at the start, open or closed...to which I have no idea. Do not include wires that are connected by a 'jumper'. You won't need the PEK included in the box. Cookies help us deliver our Services. This can be interpreted by Ecobee that the compressor is locked out and is calling for auxiliary heat if Y is triggered by Ecobee, W1 is not triggered by Ecobee, O is low, and system is in heat mode Here’s a link where you can see the way the old panel was wired, how I have the new panel wired, and all of the equipment. Although ecobee tries its darnedest to mitigate for most furnace/thermostat scenarios (and they do a great job of it too), you may not fall into the category of an easy installation. Thanks Tester101 for pointing this out! First, I had no wire labeled "C". The thermostats are controlled by using the built-in touchscreen, web portal, or app available for iOS, Android, and the Apple Watch. The only difference between the two is that the old PEK had an orange coded wire and that was replaced with a grey coded wire. Not the DIY type? I have been wanting the ecobee3 wireless thermostat for a long time. The installation requires attaching a few wires to your HVAC control board. Which lead me to think my black wire might be my reversing wire? x How do you rate Ecobee over the past 3 months? I check the HVAC and find that the yellow wire is connected in series with the condensate pump. I have an orange wire left over that was in the “U1” space on my old thermostat. Get your ecobee installation started the right way with the ecobee app. Ecobee4 Wiring Diagram Beautiful How to Install Ecobee3 Lite No C. In talking to the AC guys here, the orange wire that is wired to U1, is connected to the BK post on my furnace. Other devices are controlled solely through the app or web portal. Check your AC voltage If you have a multi-meter, please check the AC voltage between Rc and C or Rh and C and ensure it is 24V. I power cycle the hole AC system but it is still not working. As for the thermostat unit itself, I installed the wires as follows: Rc -> Rc G -> G Y1 -> Y1 W1 -> W1 Just like the old ecobee3. I’m wiring up an Ecobee4 for the first time. Just go to where it’s located inside and outside. And then I configure the Ecobee4 that I do in fact have a humidifier/dehumidifier? So, looks like I have something wired wrong. By using our Services or clicking I agree, you agree to our use of cookies. If you have an extra wire that isn’t connected to any terminal on your thermostat, you can use it as a C-wire. ecobee wire labels Label wires at your: Thermostat Control Board STEP 5 Take your Power Extender Kit, wire labels, tools, your smartphone, and go to your HVAC system. Ecobee3 Wiring Diagram - Collections Of Alternator Welder Wiring Diagram Refrence Ecobee3 Lite with Pek for. The blue one was just coiled up and unused (which isn’t that rare), and my old thermostat didn’t need a “C'” wire to operate. After this, the steps were a little different at the two locations because one of the humidifiers is powered, and the other is a bypass configuration. Ecobee support also told me to put it in Aux +. I fell into this unfortunate category in two ways. Your report was successfully submitted. My traditional thermostat was long over due for an upgrade. What is a jumper? I went upstairs, and used that tstat (Honeywell) and it worked just fine. The ecobee says that the AC should be running but the compressor unit outside is not running. Ecobee3 Wiring Diagram Unique Hvac for Wifi thermostat 7 – Wiring. ecobee is a Canadian home automation company that makes smart thermostats, temperature and occupancy sensors, smart light switches, smart cameras, and contact sensors.. If you wired up your ecobee system as a conventional system when you actually have a heat pump system, you will just want to make the necessary wiring changes and reconfigure the equipment. Ecobee cannot be installed without a c-wire. The blue wire is now basically a common, and the ecobee3 powered right up and has been working as expected since. Thermostat wire reference chart: this article explains just what wire at a room thermostat actually controls. If your system doesn’t have a c-wire, you’ll be instructed to install the PEK. W2, AUX and or E (Emergency) wiring connections will normally connect to the ecobee3 W1 terminal. Kasa Smart HS200 Light Switch by TP-Link, Single Pole, Needs Neutral Wire, 2.4Ghz Wi-Fi Light Switch Works with Alexa and Google Assistant, UL Certified, 1-Pack, White 4.6 out of 5 … That makes sense, as the old thermostat let me control the humidity...it was a humidistat? It’s a ecobee thermostats are not compatible with high voltage systems. Ecobee3 Lite with 3 Wire Zone Valves Ecobee Wiring Diagram – Wiring. The HRV should already be interlocked with the furnace so the furnace fan starts anytime the HRV is turned on. Only select the wires that run from your thermostat into the wall. And you have to program ecobee for that. ecobee improves everyday life, while creating a more sustainable world. I just tried it out this way, and I can’t make the dehumidifier function on the tstat work. Honestly, I’ve wanted a Nest thermostat for a long time. Ecobee Orange City reports @acitymom It’s cold in my house @ecobee and I’ve been on hold with tech support for 30 minutes and your live chat is offline. To my knowledge, I don’t have an external humidifier/dehumidifier. Press question mark to learn the rest of the keyboard shortcuts. TIP Your HVAC system can most often be found in your basement or your attic. The most common need for additional wiring when installing an ecobee comes from the lack of a C wire. Or do I even connect this wire at all? My thermostat has only two wires. It would be helpful to know what kind of AC/furnace/blower or heat pump you have. I’m wiring up an Ecobee4 for the first time. Ecobee Orange No problems at Ecobee Ecobee offers products for home automation including smart light switches and thermostats. I have an ecobee 3 lite wired up to a heat pump system. While it isn't 100% accurate, if you have a white wire going into a W2/AUX/E terminal, and an orange wire going into a W or O/B, it's a good indicator that you have a heat pump system. Ecobee3 Lite with Pek for Heatpumps Ecobee Support New Wiring. So....should this wire go in Acc+? ecobee3 manages auxiliary heating through the W1 & W2 (if there is … Press J to jump to the feed. How do I know if I have a high voltage system? I’m assuming it has to do with the jumpers connected on the old wiring scheme to U1. Your wire goes to Aux-. have you tried toggling the reversing valve setting? Then setup the Ecobee ventilator settings. I have an orange wire left over that was in the “U1” space on my old thermostat. https://support.ecobee.com/hc/en-us/articles/360002103091-I-m-getting-heat-when-calling-for-air-conditioning-Help-. If not, what was the wire used for in the first place if it’s really not an “external” unit? Learn how to set up your ecobee3 lite with this tutorial video. 3:47 How to repurpose an extra wire as a C-wire. Instead, ecobee includes an extra set of wires they call the PEK (power extender kit). It looked like this: https://www.amazon.com/Honeywell-TH8321WF1001-Wifi-Vision-Stages/dp/B01K7Y1EC6. The "C" wire is a powered wire that supplies 24VAC to your thermostat. I'm not getting any heat with this setup. ecobee Inc. website. Am I compatible with ecobee? It has a single stage compressor, and two stages of aux heat. One work-around is to place a jumper between the W2 and W3 terminals on your furnace’s control board. 3-wire heat-only thermostat (R, G, W) Installing your ecobee with a boiler and AC (dual transformer system) ecobee thermostat installation with an isolation relay; ecobee3 lite with 4-wire hot water zone valves; ecobee3 lite with 3-wire … I have a problem with Ecobee Thanks for submitting a report! If you installed the PEK, ensure R wire is connected to Rc only and G wire is inserted properly into the terminal. Should be black wire be where O/B is? Looks like you have a heat pump (the orange O wire) and you won't need the E heating. To my knowledge, I don’t have an external humidifier/dehumidifier. No big deal. Ecobee4 Wiring Diagram - Collections Of Ecobee Wiring Diagram Beautiful Fast Stat Mon Maker thermostat Wire. When I asked my builder (new house) what the wire was used for, he indicated that my units had a feature of using the AC as a dehumidifier, and this might be part of that, but that I don’t have a stand alone dehumidifier/humidifier. New comments cannot be posted and votes cannot be cast. The yellow Y at the ecobee thermostat is still connected to C on the control board (the AC compressor relay is wired inline with the Y terminal back to the common on the control board). 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Two stages of AUX heat orange wire left over that was in the “ ”. Don ’ t make the dehumidifier function on the old Wiring scheme to U1 set! Alternator Welder Wiring Diagram Unique HVAC for Wifi thermostat 7 ecobee orange wire Wiring not... Have it wired up to a heat pump ( the orange O wire ) and wo! More sustainable world located inside and outside i do in fact have a C-wire, you agree to use. Your furnace ’ s usually a label with the ecobee 4 will start the when. In the “ U1 ” space on my old thermostat W3 terminal on your furnace ’ s inside.