Once youve located the outlet port where the water exits your unit, attach PVC pipe to route the water from there down into the condensate pump (which will need to be lower than the outlet port). Breaking R kills everything which could suck if your tech can't show up for a day or two and you need heat at night. I got a new one but this one has two wires for a safety switch where the old one did not. I'll be damned, didn't fill it enough. We notice it pretty quickly because it is in the hall going to the garage. It's to avoid a flood of water -- typically above a ceiling etc. I believe I saw that done in some of my searching online. Just 'break' R coming from the thermostat. The only wires coming out of the HVAC unit go to the outside unit. Include your email address to get a message when this question is answered. My stat is literally on the wall separating the heater closet from the living room, so about 4 feet from the stat to where the wires inter the furnace. I can't see any other external wires? Cut the red wire from the furnace to thermostat and connect the yellow wires to the cut ends of the red wire. It may also be a good idea to install a check valve somewhere on the discharge line to avoid backflow of the discharge water so it cant be sucked back into the a/c unit. You can get your dailydose here, by listening toor readingBobs 60-second home improvement radio tip of the day. Last Updated: December 18, 2019 Disconnect that and wire it to one lead on the pump. My stat is a Honeywell RTH2510 and has four wires: red, green, white yellow. Thanks for all the replies. It may not display this or other websites correctly. Be sure to check the pump periodically to make sure its operating as it should. Bob Vila Radiois a newly launched daily radio spot carried on more than 75 stations around the country (andgrowing). It happens about every two years or so. I haven't found any pictures of a completed installation showing the wires. By using our site, you agree to our. It can prevent water damage which is good, but when used on the R wire it will shut off your furnace which could lead to frozen pipes if you were away in the winter.
So i use the red wire??? I think I need to wire the extra wires into the red wire that goes to the thermostat, but where do I do that? Then attach plastic tubingone end to the exit port of the condensate pump, the other to the drain. The switch on the pump is to interrupt the 24 signal -- this will turn off the AC should the pump fail. Do you have a pan with a safety switch in it under your furnace? Now it works. If you dont have a drain nearby, you may need a condensate pump to get the water to a drain. Listen toBOB VILA ON INSTALLING CONDENSATION PUMPSor read the text below: If you have a floor drain near the unit, just use plastic tubing and good old gravity to get the water from the outlet port of your unit to the drain. https://www.amazon.com/Harbor-Freight-Tools-Water-Detector/dp/B003UMOUA6. How do I know if I have a high efficiency furnace? Learn more Having an air conditioning unit in your home probably means that you have a condensate pump to help remove excess water that is given off when the system is running.
The discharge line should run into a line that goes to the citys waste, once again to avoid contamination of fresh water. If the pump overfills, the switch breaks R to the thermostat, shutting both the furnace and air conditioner off. wikiHow is where trusted research and expert knowledge come together. To create this article, volunteer authors worked to edit and improve it over time. Press J to jump to the feed.
Make sure your unit is level, then check the float to make sure it isn't sticking. This helps to remove dirty water from your home so it wont contaminate the water that you drink. Do I just cut the red wire and connect one of the extra wires from the pump to each side of the red wire with wire nuts? There is no pan under the furnace. My pump just has two wires about 8 inches long hanging out of it. Surely I don't wire it directly to the screws on the control board? {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/d\/d1\/Install-a-Condensate-Pump-Step-1.jpg\/v4-460px-Install-a-Condensate-Pump-Step-1.jpg","bigUrl":"\/images\/thumb\/d\/d1\/Install-a-Condensate-Pump-Step-1.jpg\/aid4653504-v4-728px-Install-a-Condensate-Pump-Step-1.jpg","smallWidth":460,"smallHeight":345,"bigWidth":728,"bigHeight":546,"licensing":"
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\n<\/p><\/div>"}, https://www.bhg.com/home-improvement/electrical/how-to-turn-off-power-fuse-box/, https://www.youtube.com/watch?v=AHDlcKd0vZY, https://www.youtube.com/watch?v=k0YdUahUXjc, https://www.bobvila.com/articles/installing-a-condensate-pump-bob-vila-radio/, How to wire low voltage on a condensate pump, https://inspectapedia.com/aircond/Condensate_Pumps.php. I suggest using the safety switch when water damage is unacceptable and your house is being monitored either by family, friends or an alarm system with a temperature alarm. Since the old pump did not have a safety switch at all, for the time being, I'll leave the new one the same way. Where are the yellow wires found that are connected to the condensate pump on the air conditioner? The practice used to be to use the yellow wire to the condenser because it allowed the air handler to stay on, but shut off the cooling if the pump stopped. wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. Take the other lead and wire it to where it came from on the furnace. Doesnt hurt much. Copyright 2022 Acton Media Inc. All rights reserved. Disclosure: BobVila.com participates in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for publishers to earn fees by linking to Amazon.com and affiliated sites. When you switch the red, the thermostat is usually shows dead also and is a good hint at what the problem is. Should I break one of the wires going to the outside unit instead? High-efficiency heating and air conditioning systems produce condensation, and that condensation needs to go somewhere besides your basement floor. I'd wire the red wire going out to the condensing unit for ac through those 2 wires. For a better experience, please enable JavaScript in your browser before proceeding. **IF you have high effeciency furnace you need to break Red going to tstat. The float switch on mine stuck this morning and it overflowed.
I've searched a lot and can't quite find what I need. Just my personal preference not intending to disagree with anybody here. Now that there are condensing furnaces, you use the red wire so it shuts off the cooling or the heat. Thanks all. We changed the condensation pump, but now the air conditioner won't come on. Bob Vila, 11 Ways to Make the Most of Your Towns Curbside Cleanup Day, Bob Vila Radio: Save Time (and Water) with a Recirculating Pump, 16 Home Improvements That Are Best Not to DIY, Slash Your Electric Bill with 11 Savvy Hacks. Some arent too speedy and you can set/play with temps remotely too. To create this article, volunteer authors worked to edit and improve it over time. The one I took out was hard wired and the green wire, although connected at the switch under the cover, was cut off at the other end of the conduit and not connected to anything. By signing up you are agreeing to receive emails according to our privacy policy.
This article has been viewed 60,614 times. ^^^^^ Bill you can get a WiFi Tstat that can send you alerts. Did you fill the pump completely? For added protection a water detector for a sump pump or condensate. Thanks. If you dont already have one or if you need to replace one, here is a guide to install one.
References. That shuts everything off. Be cautious using the safety switch. The safety switch wires on all the standard type pumps I've run across do not need to be hooked up for it to operate, some of the mini split pumps may have extra wires that need to be hooked up but the regular pumps don't care. This way you still have airflow and heat if needed until the problem is fixed. Expert advice from Bob Vila, the most trusted name in home improvement, home remodeling, home repair, and DIY. The safety switch will prevent a mess caused by a malfunction of the pump. All tip submissions are carefully reviewed before being published. I've found that the two extra wires coming out of the condensate pump are the low voltage safety wires to cut power if the pump fails. You must log in or register to reply here. Most don't come on until they are almost full. It is sitting on a couple 2x4's. Assuming I do find it, what type of connections should be made? I personally prefer to break "Y" cooling mode. If just the Y wire then things would be working but you could have to troubleshoot a lot more of the system to finally see the pump full. We use cookies to make wikiHow great. A subreddit for Heating, Ventilation, & Air Conditioning technicians - please visit r/hvacadvice to ask general questions, and r/thermostats for thermostat issues! It can save a lot of headaches. I assume I need to hook these up into the 24 volt thermost circuit for it to work because after being plugged in and filled with water, the pump does not turn on. wikiHow is a wiki, similar to Wikipedia, which means that many of our articles are co-written by multiple authors. % of people told us that this article helped them. What could be the problem? Thanks to all authors for creating a page that has been read 60,614 times. I'm assuming R will be coming out of the unit somewhere?
Now, do I really need the safety switch connected since the old unit didn't have one? Red wire, got to the terminal board in the furnace or at the stat. However, I'm still not sure how to wire them in. I assume it comes out of the unit somewhere since it has to go to the thermostat, but I can't seem to find it. You are using an out of date browser. Find R coming from the thermostat into your furnace. This way, if the condensate pump fails the safety switch (yellow wires), it will stop the furnace/AC and no more water from condensate will be generated. If so you can wire it in SERIES with it. By Bob Vila | Updated Jan 9, 2015 12:55 PM. If heating or AC are a must, then connect the yellow wires to an alarm. This article has been viewed 60,614 times. My current pump failed and overflowed.
Press question mark to learn the rest of the keyboard shortcuts. I'll take a trip to the orange store and buy a couple of feet of t-stat wire. Already pulled the cardboard strip out. If only a/c condensate goes into the pump killing the Y is alright. It is probably and issue with the float valve/switch. Or, is this something I should leave to someone who knows what they are doing? Thats especially true if the drain is higher than the outlet port. JavaScript is disabled.
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