I have gotten mixed information with local HVAC guys and need to figure this out. A new air conditioner is a major expense, and shopping for one should not be taken lightly. Our 20th year anniversary is May 21, 2020. On the other hand, an evaporator coil that’s larger than the condenser coils will cool the home well but will remove little to no moisture from the air. Cool, dude! These coils are designed to work in tandem so as to remove excessive heat and moisture from your home. SEER rating higher than 13, it is often necessary to purchase an evaporator coil with a higher tonnage rating than that of the air conditioner or heat pump. People who opt for the two-stage version will benefit from increased energy efficiency, quieter operation, and faster-cooling action. Exactly like an air handler can work with an AC, an air handler works as a team with your heat pump. Gain access to our free AOP (Ask a Professional) Section to get real answers for your questions. However, that 2.5 ton is probably barely moving 800 CFM. Participate in over 40 different forums and search/browse from nearly 3 million posts. Similarly, do not match a new condenser Both those things could be true. Because God knows you don't live long enough to make them all yourself !!!!!!!! One of the most common misunderstandings we encounter in the HVAC business is that “the bigger the AC you get for your house, the better!” This isn’t remotely true, and unfortunately it leads to people getting an air conditioning system that costs too much and ends up not doing the job expected.. Properly sized air conditioners run longer, so if you want your air conditioner to dehumidify your home as well as cool it, don't let the HVAC contractor oversize it. The Hyperion™ air handler is built unlike anything the market has ever seen. Size your air handler unit based on the size of your air condenser unit. Chances are that both your air handler and condenser were installed at the same time. Hi Jay! In fact if you move more air through the HP coil, you will get a better efficiency. Yes you can with an expected very small loss of performance maybe no loss at all. Why would you do that? The Trane XL600 series works well for those on a budget, while the XL900 series offers a longer warranty and a higher cooling efficiency, although a little expensive. Email. Oversized air conditioners don't run for a long time because they satisfy the cooling load quickly and then shut off. An air conditioner is typically paired with a furnace to provide heat during the cold months. The old evaporator is a QA24E. Cookies help us deliver our Services. Buying A New Air Conditioner. Correct that by changing the coil or the air handler to the correct size or one step larger. Pros of a Two-Stage Air Conditioner. Great question and concern! Reduced equipment life span. “Experience is a hard teacher because she gives the test first, the lesson afterwards" ~ Vernon Law, "When the teachers become unteachable we're all in trouble". In the HVAC world, "rules of thumb" often dictate equipment sizing. Smaller Condenser with Bigger Air Handler. Here are some things to consider, things to look for in an air conditioner, and reasons why prices vary from system to system. You generally get a small bump in efficiency (plus it is more coil to allow to mat shut!). RULES for AOP - Owner Assistance and Contractors, The ARPA Zone/Open Membership Discussion Forums, Energy Efficiency and Building Performance Discussion NEW, Carnak Zone/Locked Areas - For Professional Member Only, Pro Forum: Refrigerants and EPA regulations **NEW, Pro Forum: Residential Refrigeration and Appliances **NEW, Pro Forum: Equipment Recalls and Bulletins **NEW, Pro's Forum: Building Science Discussions, Educational Forums - Open for all in the industry, Welcome to HVAC-Talk's Educational Forums, How to Submit Links, Articles and Quiz Questions, Frequently Asked Questions About Submissions, Physics, Thermodynamics, Fluid Flow and Combustion, Educational, Training & Reference Information, Manufacturer's Technical Information Links, Electrical Theory, Circuits and Electronics, HVACR Equipment, Components & Accessories, Accessories – Humidifiers, Air Cleaners, HRUs, Fans, Filters, etc. Does that make sense? Let's put in a 4-ton air conditioner." This is intentional, as it maintains the overall efficiency of the entire system. On the flip side of this, you CAN actually install a slightly larger air handler than your outdoor unit, as long as your duct system is designed to support the higher airflow. Since you have a 3-ton air conditioner you should have a blower that produces 440 cfm (cubic feet per minute) of air per ton or 1320 cfm for a 3-ton system. Recap Get bigger coil or replace the air handler to proper size or one step larger to match capacity of outside unit. My 2.5 ton heat pump actually has a 3 ton coil (this is by design of the manufacturer). I nearly always do this. These air handlers will usually be setup for an up-flow application, where the fan blows upwards into the space. Generally the higher the air flow (CFM) the more capacity the air handler can support. It should be noted that if it was the opposite, that is to say a larger condenser than air handler … If the upstairs had a 2 ton unit, then a 2 ton air handler is likely the right choice. Air is still flowing at it, and thus the block of ice just gets larger without really cooling anything other than itself. Most manufacturers specify that if you replace either the evaporator coil or condenser coil, it must be the same size (and SEER rating). Components – Coils, Heaters, Motors, etc. well thats good news.. so i shouldnt have to worry about anything then? Here, these air handlers … Ask Our Pros-Owner Assistance - NO DIY advice will be given. A 3 ton air handler with a 2.5 ton HP is very common. So, even if only one part has failed at this point, you can logically assume that the other part will also fail at some point. BTW, this subreddit gives great advice! I do plan on calling them tomorrow, but I wanted to check with you guys first. Together, an air conditioner and furnace are a complete heating and cooling system. The easy answer to Thomas’ question is no, bigger is not always better. You can always be a bit bigger but never smaller on indoor coil size. Larger, self-contained package units are usually located outside on the roof of a building. Post brand and model number of the upstairs air handler. ... You might need a larger condenser. Air conditioning shops use 2" x 22 gage sheet metal strap. I do plan on calling them tomorrow, but I wanted to check with you guys first. The new condenser I have is a Goodman GSC13 - 2.5 Ton - Air Conditioning Condenser - 13 SEER - Single-Stage - R-22 Refrigerant. 7. 06-10-2012, 09:23 AM #4 You might need new duct. You have got to learn from other people's mistakes! You can put a larger air handler by one ton more, but for optimal performance they should match. The old condenser is Comfort Aire QCE24-1. This insulation prevents condensation that may cause damage to the air handler itself or your home. 0 comments (view/add) Share your comment or question. Air Handler Bigger than Condenser? It's an accepted thing to do, you always want to be sure you have enough airflow. Reason #2 - … Close. The larger your home is, the larger your unit will need to be in order to handle the air flow. The first important fact is that your evaporator coils are located inside of your air conditioner’s indoor unit. Choosing an HVAC Contractor to Install a New Air Conditioning System It is constructed more like a refrigerator than a typical air handler, with insulation between the walls of the innovative cabinet. Is that your evaporator coils are located in the package answers for your questions aforementioned issues assume that the in... Professional ) Section to get real answers for larger air handler than condenser questions access other special features on! 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