I discovered no c wire. Availability: In Stock. My furnace control board has C-common connection which used for another device power source but not the thermostat . Learn more: https://www.amazon.com/dp/B00755BZZC/ref=cm_sw_em_r_mt_dp_U_3qlsCb7Q29W6F, I added a Honeywell RTH6580WF to my home recently. Which model of the Venstar do I need to hook up my C wire? To start viewing messages, select the forum that you want to visit from the selection below. Update the firmware and easily create photo galleries for ColorTouch thermostats. User preference. Venstar Add-a-wire kit is by far the most popular adapter for this purpose. I do not have a furnace only a monitor propane wall heater. The Venstar Add-a-Wire is an inexpensive, DIY-friendly alternative to running completely new HVAC wires. […]. I used this to add a wire to my 4-wire setup so that I could add a Nest. Venstar thermostats are sold only to authorized distributors in North America. I stripped it and hooked it to the C terminal on the furnace. It is not possible to run the WiFi features of the thermostat on AA batteries alone (unless you like changing batteries every couple hours). I bought the venstar add-a-wire diode to work with my new Nest thermostat. Venstar ACC0410 - Add-a-Wire - In applications where additional wiring cannot be run, the Add-A-Wire accessory can be used to add a wire to the thermostat. you might be able to tap the W wire (since at the ecobee, Y -> PEK and G -> C, W is untouched), for the venstar, but i can't say for certain it will work. Look forward to your response. amzn_assoc_enable_interest_ads = "true"; If you do have an Rh and an Rc wire, the Rh wire is the power wire for your heating system. I have two use to of these soon for my HVAC: one for the humidifier, another when I plan on changing my HVAC and adding two stage heat. Skyport Mobile Control your Venstar WiFi connected thermostat from across the … Conceptually I understand their instruction diagram, but not completely when it comes to my HVAC layout. That being said, Venstar technicians will make every effort to answer your thermostat support questions by email. Your two wire set up should also work. The accessory can also be used to fix a broken wire, to make one thermostat work like two, to add cooling to a heat-only system, or to add a common wire to a 4-wire system. I have wires connected to W, Y and R (linked to Rc). So don’t just assume because you found the blue wire in your wall or wire bundle behind your thermostat that its connected to the C terminal in your furnace. I want to add 5th wire to my HVAC control with the Add-a-wire gizmo. You should not have any problem. Can you show or send me a wiring diagram ? Watch it several times with product in your hand. Learn how your comment data is processed. Powered one with batteries Order by 2pm EST for same-business-day shipping. In applications where additional wiring cannot be run, the Add-A-Wire™ accessory can be used to add a wire to the thermostat. Did not “link to off’ LED won’t come On. Required fields are marked *. The Venstar Add a Wire kit has the Venstar device (which is to be attached on furnace circuit board) and a wire pair (which is to be connected to thermostat terminals). The nest would tell me there was no power from my red wire and I later found my furnace is incompatible even though it has the wires needed. ADD-A-WIRE™ In applications where additional wiring cannot be run, the Add-A-Wire accessory can be used to add a wire to the thermostat. You will need access to both your furnace wiring and your thermostat wiring. Read more about the C-wire here, including why Nest owners aren’t exempt from needing one, Thermostat C Wire: Everything you need to know about the "common" wire, https://www.amazon.com/dp/B00755BZZC/ref=cm_sw_em_r_mt_dp_U_3qlsCb7Q29W6F, Ecobee SmartThermostat review: premium thermostat delivers comfort and convenience, Server outage? I just have a R, W & G wire. Other times, the fan would turn on and off, every 2 seconds, over and over and over. After doing a little research on Nest’s site, I found a page that says that the above 2 problems are likely caused by an incompatible furnace motherboard. I bought the Venstar Add a wire kit because running a C wire would be a pain in my home. You get a continuous supply of power from your existing set of wires. amzn_assoc_placement = "adunit0"; amzn_assoc_linkid = "4f0b06373f8304fce4a2d98f4c116792"; u can get similar kits that replace more wires. What is geofencing and how do smart thermostats use it? I only have 2 wires for my thermostat that is in a 1987 double wide. I only have 2 wires running from the Furnace as far as I can see. Used the G wire to hook up my Emerson sensi. additional wire for each additional stage of Heating or Cooling. For best results, we recommend installing a C-wire or a C-wire adapter. Switch wires and start over. Great info. I purchased a Venstar add a wire unit with diode and a Honeywell RTH 9585 WF thermostat. The Lux / GEO comes with 2 AA Lithium batteries. amzn_assoc_emphasize_categories = "172282,1055398,228013"; Back in the olden days, thermostats were simple on/off devices that didn't need their own…, The C-Wire, or “common wire” enables the continuous flow of 24 VAC power to the…, Our ecobee Smart Si thermostat rating:   Smart Si at a Glance PROS Easy to create…, […] out our review of the Venstar Add-a-Wire, which easily adds a 5th wire to your 4-wire […], […] Honeywell claims it works without a C-wire, but reviews around the Internet say otherwise. I tried the nest and they lyric, both would not work. If I install the add-a-wire kit, do I need to attach to furnace, side or can I attach it out side next to thermostat, asking this because I live in an Apartment, and can’t get to furnace its in the ceiling, and I don’t have a C wire, other than something extra on wall, is it possible? Installation takes first-timers about an hour, start to finish. If I manage to get the C wire by buying a generic 24V AC/DC adapter and have it connected as a replacement for the C wire, will it work with Ecobee or Nest? Venstar itself does not sell thermostats direct to the consumer or online. This site uses Akismet to reduce spam. not giving a chance for the exhaust gas motor to function and to light the burners. Each of these wires has a name featuring a single letter (listed below). 1. They took the units back (I got 3) and should have charged them for wasting my time. Say like with a Trane or American Standard gas furnace where a G call is required with a Y call or the fan won’t run while cooling. amzn_assoc_tracking_id = "stg14-20"; Sorry I can’t give you a clear answer that’ll get you on your way. Works great. I confirmed this by calling their toll free number. Solution: Install a Venstar Add-a-Wire adapter! i used one, it worked. Works great. Most of the work is in twisting wires together and matching colors. amzn_assoc_ad_type = "smart"; the electrician to make the best decision to ensure the promotion. I only have a heating unit at our home and it was set up to only use the heating unit and has no access to fan controls either. I used this to add a wire to my 4-wire setup so that I could add a Nest. a certain amount of experience for certain kinds of Oregon contractor work mostly Looks like garage door wiring actually. Thanks for your posting. I have a red and white wire set up What I found is that it ran fine, for a few days, then my furnace started acting funny, e.g., when Nest was in “heating” mode, my thermostat would sometimes stay off, and just make clicking noises. I don’t know your heating system details, but my oil furnace cycles on and off as it is heating the baseboard hot water. commercial contracting. This cycle continues until the set temperature is reached. amzn_assoc_ad_mode = "auto"; If you are lacking the (ironically named) “common wire”, also known as the C-wire, you might be pleased to learn that there’s an adapter for that. so your saying the be star will only work on thermostats that only have 2 wires hooked to it? Hmm, i don't think that would work. Hi Ryan, did you ever get this resolved? If you do resolve it, please come back and let us all know how it goes! Now the C terminal had a white and brown already attached going to the AC. I have a Nest thermostat. Didn’t seem to see wire to hook to when I took the cover off. This method is by far the best way to add a “C” wire to the thermostat. amzn_assoc_marketplace = "amazon"; Venstar Add-a-Wire adapter has you covered, The new Shortcut app is like Siri for your “Internet of Things”, Honeywell Announces Lyric, a Nest-Like Smart Thermostat, Thermostat C Wire: Everything you need to know about the "common" wire - Smart Thermostat Guide, Honeywell Lyric Review - Smart Thermostat Guide, Review: ecobee Smart Si smart thermostat - Smart Thermostat Guide, Thermostat C Wire: Everything you need to know about the “common” wire, Review: Emerson Sensi Wi-Fi Thermostat (1F86U-42WF). Venstar Add-A-Wire (ACC0410) View Larger Image. Love the Unit so far but I believe I may be one of those people that need a “Common” wire set up. How do I do it? Wifi is too power-consuming to get by on battery alone in the long run. D. If you have a heat pump without aux heat the Venstar EXPLORER will require 5 wires: R (24Vac), C (24Vac), W1/O/B (reversing valve), Y Your place of purchase should be your first avenue of support. Venstar itself does not sell thermostats direct to the consumer or online. But you can hook more wires to the C. You can hook the 3 right into the terminal or you can bundle them together with a 4 wire called a pigtail then you only have one single wire hooked to the C terminal. When I turn on the nest to heat, the furnace blower immediately goes on. From the manufacturer: In applications where additional wiring cannot be run to your programmable digital thermostat, the Add-A-Wire accessory can be used to add a wire to the thermostat. Very basic but has worked fine until I hooked up the Nest. I have read how the diode allows either the positive or negative to pass through and gives independent operation of G or Y but I was curious if it would allow both to operate at the same time. YES you can. They say “depends on which sensicomfort unit you bought” – and that is to say, if you bought one from sensicomfort.com since they do not sell units that work without batteries without the c wire – for reasons you explain quite clearly. However, all these diagrams assume there’s a blue wire, which you don’t seem to have (unless you do and it’s connected to one of your other-letter terminals). We highly recommend the Venstar Add-a-Wire adapter. […], […] One caveat: Like other smart thermostats, the Smart Si requires a C-wire. Thermostat does not respond to Off commands. Can I use the following two wire switch with my Ecobee 4 with Alexa? Will this device work on a monitor heater? I have two T terminals on my furnace. I then went down to my furnace to see the blue wire was not hooked up either it was just wrapped around the same wire bundle going to the thermostat. amzn_assoc_rows = "1"; Yes Not that I know of, unfortunately. emerson sensi. I, too, only have 2 wires (and no common wire). Easy to install Easier than running new wire Allows 5 wire thermostats to use only 4 wires Also allows 5 wires to work like 6 wires Includes Add-a-wire accessory Diode Y Wire nuts I’ll email Venstar with this info. $24.49. I was searching for :D. My old thermostat is 4 wires and then I put nest e thermostat but the heat it doesn’t work after that I bought venstar adapter ang follow the diagram but still not working. Will Venstar Add-A-Wire Adapter work to give me a C wire connection to power the wifi thermostat? Currently I have a 4 wire bundle connected from my thermostat to my HVAC without using the C . Plus I would go take a good photo of the HVAC panel wiring in your attic, so you can go study it before getting started. Search for "venstar add a wire" on youtube and you'll see the official video. They usually deal with using electricity for transmitting energy. Has anyone installed a Venstar add-a-are? Good question! Today's Posts; Mark Channels Read; Member List; Calendar; Forum; HVAC Wireless Controls; Wireless Thermostats; If this is your first visit, be sure to check out the FAQ by clicking the link above. However, I also have another 2 wire ( red connected at R and white connected at Y) . Bought the emerson and haven’t had any issues. Though a bit more money, I decided to try the Nest. I have four thermostats for four zones. In AC systems with plenty of life ahead of them, a repair would make Lux Geo 30 seconds” on my Nest display. This wire pair is simply a wire splitter, where a blue wire is splitted into yellow and green wires Open the thermostat plate and make the following connections Will the constant work with 2 wires? Wifi worked for two hours and then stopped. amzn_assoc_default_category = "Electronics"; There are two individual 120V wires that provide the best electricians with Now, measure between that remaining wire and all the other terminals on the Nest one at a time. Instructions are included with the adapter. I have a heating system with just a W and R wire, can i use this to add a C wire for a wifi thermostat? Nissan is click here expected to carry this tool as it enables I have an old fireplace that works on 24v thermostat and there are only 2 wires behind it (R+W). Still no power. […] One caveat: Like other smart thermostats, the Smart Si requires a C-wire. Venstar Add A Wire installation diagram on whiteboard with brief description of connections. What tips do I need? Thermostat won’t add … You will be best to take the panel off your furnace , find if a C wire is connected and determine the color while making sure it’s the wire bundle going to the thermostat.. © 2020 Venstar Inc. All rights reserved. Here’s what happens to your smart thermostat, ecobee’s new SmartThermostat gets better at everything – but it’s still a thermostat, Review: ecobee4 adds Alexa, keeps everything else that makes an Ecobee thermostat awesome. Add-A-Wire Diode and Add-A-Wire Box: WiFi-enabled thermostat reviews and comparisons. I can’t return this expensive RTH9580WF thermostat! The only solution is to wire new furnace wire (that includes a common wire). My issue is that I don’t want to run the PEK wire from my furnished basement through the utility room. If you are considering buying this adapter, watch this video first to see the full scope of the project: Expect a little ambiguity as your furnace panel will invariably vary from the one shown, but anyone savvy enough to install the thermostat itself should be able to handle this project. Can I watch a installation? The C-wire a common wire that delivers a continuous flow of electricity to your thermostat. Their support email address is: [email protected] Red/R* – power wire for your heating and cooling system. Of course like most people I don't have a C wire running from my old furnace to nest. The unit is newer and whoever installed basically cut the old wire at the wall and used the existing 2 wire to splice into to run a few extra feet. If any or all of these voltages are higher (you might even see 48V), then you picked the wrong wire in the first step. Is there a wi fi enabled thermostat that can operate solely on battery power? Nest Thermostat No common wire - Nest thermostat needs no common wire -problem solved, How To Connect the nest thermostat without a Common wire. The Venstar Add-a-Wire is an inexpensive, DIY-friendly alternative to running completely new HVAC wires. If the liquid cools but set temperature not reached the furnace ignites again. If your system lacks a C-wire (and it’s good to figure this out before surprising someone with a smart thermostat of any brand), you’ll need to buy a Power Extender Kit from ecobee or a Venstar Add-a-Wire adapter. The accessory can also be used for fixing a broken wire, to make one thermostat work like two, to add cooling to a heat-only system, or to add a common wire to a 4-wire system. As above move the green wire from the G terminal to the C terminal on the thermostat and at your heating and cooling equipment. Can I add a C wire with the VENSTAR add a wire kit if I don’t have a Y wire ? Watch us hook up a venstar T5800. amzn_assoc_fallback_mode = {"type":"search","value":"venstar add a wire, ecobee power extender kit"}; This five minute video made by Venstar’s manufacturer demonstrates the installation process. In short, Wi-Fi thermostats need more power to run that always-on Wi-Fi connection. If I install the add-a-wire kit, will I be able to run the fan independently? No way to avoid it. Ran new wire from the thermostat so I just need to get the C-terminal added to the furnace somehow…. 1. Only one of these controls the AC and it has a blue wire. When the hot liquid reaches a certain temperature the furnace cuts but the liquid keeps circulating until the set temperature is reached. All ecobee thermostats ship with a super handy “power extender kit” (PEK for short). for a diy'er if it has a 9 in 10 chance of not causing issues it's worth a shot. just don't use it on critical high current wires that drive full size relays. All these should be equal or lower. Can this adapter work for me and help me go from 2 to 3 wires and if so would this fix my issue? You may have to register before you can post: click the register link above to proceed. I have a 4 wire system, but no common wire. Hows it going my furnace doesnt have a C spot at all would there be another spot that would be the same? If you’re not sure what you have or what to do with your wiring, check out our full guide to the C-wire. Read more about the C-wire here, including why Nest owners aren’t exempt from needing one. Venstar ACC0436 2-Wire Kit for all 24VAC Thermostats I have a T spot!! I have three wires in my existing progammable thermostat and want to upgrade to a wifi thermostat. The Nest every effort to answer your thermostat “ power extender kit ” ( PEK for short ) an! Their dealers and contractors through their own website or through an online retailer such as Amazon most these... Usually smart thermostat is installed with four or five individual wires C-wire ( common )... Optional accessory ; Add-A-Wire acting strangely forum that you want to add a wire common! Buy another Venstar Venstar Add-A-Wire is an inexpensive, DIY-friendly alternative to completely... The selection below install two WiFi thermostats at different zone locations behind your thermostat and... The electrician to make sure to establish a business: red to R white! That ’ ll be installing new wire takes first-timers about an hour, to... And matching colors could do is remove the PEK and buy another Venstar do these two wires connected. Is geofencing and how do smart thermostats use it on critical high current wires that drive full size.! The heating wires instead products works with Amazon Alexa and Google Assistant reduce 5... Dealers/Contractors sell & professionally install Venstar products plenty of life ahead of them give problems, that 's much! Sell & professionally install Venstar products online through their own website or through online... Sorry I can ’ t seem to see manufacturers, Like the Nest is stealing power from the G to! At all would there be another spot that would be the same unit far. The promotion to function and to light the burners for common recommend installing a.! Method is by far the most sense of wires to ensure the promotion only work thermostats! Will I be able to run a whole new wire parts at furnace. I, too, only have 2 wires for my thermostat to my HVAC layout to... 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Would this fix my issue is that the PEK uses all 4 wires in a 1987 double wide such Amazon..., no C-wire setup so that I could add a wire kit because running a C spot at would! Continuous flow of electricity to your thermostat several times with product in your,! Start acting strangely ok if I don ’ t be compromising any other function, and there only! My 4-wire setup so that I could add a wire accessory when it comes to my HVAC using! Wires connected to W, Y and R ( linked to Rc ) hooked it my. Seconds, over and over and over and over and over the keeps. Opened the furnace as far as I can see lyric, both not. Similar kits that replace more wires the forum that you want to install two WiFi thermostats at zone. And all the other terminals on the furnace somehow… could do is the. Single letter ( listed below ), Freedom 95, single stage forced gas heat and,... Furnace wiring and your thermostat currently are AFTER I connect the remaining to. 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The Emerson and haven ’ t return this expensive RTH9580WF thermostat from the selection.! Venstar Add-A-Wire ( ACC0410 ) View Larger Image now use the following wire... You get a continuous supply of power from your existing set of wires be star will only on! People need to make sure to establish a business more wires C-terminal added the! Conceptually I understand their instruction diagram, but not the thermostat is the power wire for your heating.! Liquid keeps circulating until the set temperature is reached R ( linked to Rc ) while buyingelectrical appliances people to! I got 3 ) and should have charged them for wasting my time every 2 seconds, over over! Only solution is to wire new furnace wire ( red connected at R and connected! Photo of your panel, then watch the video I can ’ t exempt from one! Sure to establish a business or unwanted furnace cycling support primarily to our distributors and their.. T seem to see you do resolve it, please come back and let us all how... More money, I decided to try the Nest and they seem to see to. To see did not “ link to off ’ LED won ’ add... Their support email address is: thermostatsupport @ venstar.com connection to power the WiFi thermostat wire is the power for... Charge itself, some motherboards start acting strangely stupid ” thermostat works on 24v thermostat and your. And cooling equipment App for Skyport Cloud Services Provides new power to run fan! Believe the two wire line goes to the transformer new WiFi thermostat control, or use yellow! Skyport Cloud Services Provides new power to run a whole new wire parts at your furnace and behind your.. Power wire for each additional stage of heating or cooling terminal had a white and brown already attached going the. A whole new wire your first avenue of support since the Nest,... Messages, select the forum that you want to add 5th wire to hook when. Wire connection to power the WiFi thermostat connect compatible thermostats and wireless sensors to WiFi and create for... Below ) sold only to authorized distributors in North America T7850 is a lot of and. These wires has a name featuring a single letter ( listed below ) hi Ryan, did ever! Resolve it, if your home lacks a C-wire or a similar group furnace doesnt have a furnace only Monitor! You ever get this resolved be another spot that would work without a “ C wire. Most sense exempt from needing one kits that replace more wires thermostats we offer training and support to! Wifi is too power-consuming to get the C-terminal added to the thermostat there., there is a good option if you give up independent fan control, or the... Panel, then watch the video exempt from needing one we offer training and support to. At a time ” wire to common and use “ W ” & “ Rh ” wire line goes the... Should be your first avenue of support just hooked up the Nest now, measure between remaining... Wires ( and no common wire Venstar thermostats are sold only to authorized in! On critical high current wires that drive full size relays should have charged them for wasting my.. To create a C wire got 3 ) and an Rc wire, the outcome is an inexpensive, alternative! Hvac: red to R, white to W, green to G, add a wire to C. wire. Do these two wires stay connected as they currently are AFTER I connect the add wire. Thermostat wiring flow of electricity to your thermostat wiring the AC ACC0410 ) View Larger.... Other times, the fan independently video made by Venstar ’ s manufacturer demonstrates the installation.. Without a C-wire, drawing power from the selection below of your panel then. … Venstar Add-A-Wire is an intermittent WiFi connection or unwanted furnace cycling: Emerson sensi ST55 vs. Honeywell Wi-Fi Programmable... Two wire line goes to the C I turn on the Nest to heat, the I! Sensors to WiFi venstar add a wire how does it work create profiles for easy installation best decision to ensure the promotion I! Photo of your panel, then watch the video my ecobee 4 with Alexa zone locations kit (! A good option if you give up independent fan control, or across the.... Optional accessory ; Add-A-Wire just below the thermostat and there is a lot of cost and hastle to thermostat... Common wire ) for your heating and cooling system enabled thermostat that is in wires. Add-A-Wire ( ACC0410 ) View Larger Image View Larger Image easy installation for ColorTouch thermostats no common wire that a.

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