There was one in the garage that was screwed shut. How big was the home? Heat pumps are used to control your comfort by transferring heat, rather than producing it, and the air handler assists in moving all that heated or cooled air. Clearance distances for outdoor HVAC compressor/condenser units: This article describes the recommended minimum (and maximum) distances to separate an air conditioner or heat pump outdoor compressor/condenser unit from building walls, other equipment, fences, shrubs, etc.In our photo at page top these two compressor/condenser units are too close together as well as too close to the building … Rheem Manufacturing ranks as the global leader in the manufacture of high-quality, sustainable, and innovative water heaters, tankless water heaters, air conditioners, furnaces, pool heaters, and HVAC systems for residential and commercial applications, and is a full member of AHRI, the Air-Conditioning, Heating, & Refrigeration Institute. I’ve heerd bout them things, AND recommend them, just never seen one in my area. There is no residential application that uses two condensers. I do not believe this air handler was servicing both condensers but I would like opinions on this. Seeing multiple coils on the distribution portion of the system would be indicative as well. Powered by Discourse, best viewed with JavaScript enabled. Thanks again for all your comments and I learned some things from your input I would not have had I not asked the question. With straight cooling , it is possible to pair up air handlers on one condensing unit. thanks There was only one accessible attic access I found and it was near the air handler. Buy Air Conditioner Condensers - Free Shipping + Lowest online pricing! The second A-coil kept freezing up. Both are connected to the same contactor relay, located inside the condensing unit. If it is a Rheem condenser, you can't go wrong with any of them but in case you need help selecting the best condenser for you needs, please give us a call at (888) 292-0874 and one of our staff member will be glad to assist you! I thought you meant 2 compressors . Many thermostats for Zones are identified as such. Large house today (3000 sq. Exactly like an air handler can work with an AC, an air handler works as a team with your heat pump. I’ll go back today and do more investigation based on what some of you have said. House is 3,100 sq ft. After not being able to find anything I decided to look at the air handler and sure enough, there are two complete sets of freon lines. They are not allowed to “hide them” on the other side of the attic… There must be a walkway and they can only be so far from the access. Many thermostats for Zones are identified as such. You should have seen two sets of Freon lines then I would think. Evaporator Coil — Two circuit, interlaced row split coils are constructed with copper tubes and aluminum fins mechanically bonded to the tubes for maximum heat transfer capabilities. I am not a HVAC person at all and have no idea how it works. I was just wanting upgrade the old manual thermostat with one that can be programmed. Before we get to that, the air handler and condensing unit are the two basic components of what’s called a split system. Obviously the indoor airflow needs to … And if you're going to replace one, you should replace the other, as air handlers and condensers … Two thermostats and two condensers would mean a zoned or dual split system, would see/trace line sets as Bob said… Did you see zone controls at equipment? ft.). If you do then the answer is simple for what you want this system to do. I assume you mean two indoor units with one compressor. I found one air handler in the attic near one condenser but did not see another one. Thanks so much. The air handler contains the coils and the blower. There was a brand new Trane air handler in the attic. No, we looked and could not find one in the attic. A surface condenser is one in which condensing medium and vapors are physically separated and used when direct contact is not desired. It appears that the second compressor only comes on during high demand times. Examples of condensers. Run the copper pipes from condensing unit to a point equidistant between the air handlers (or coils). Jr. got a little lazy and took the easy way out. Kept looking for the 2nd thermostat and 2nd air handler but, no such luck. This was also near the handler. Air handlers are not blowers. Just an idea. Two 3 ton Trane condensers connected to a single air handler. Liebert Corporation, a business of Vertiv, is a global manufacturer of power, precision cooling and infrastructure management systems for mainframe computer, server racks, and critical process systems. Picture from a newer zone control and damper for reference. Could I have missed a air handler or this sometimes used. ---- If so, yes it is possible. About connection you have to connect one outlet to one inlet condenser.the outlet of one of the two condensers must be connected to the liquid bottle.In this case the outlet air from condensers must be less hot than in the case of one condenser.You could have the same result about the high pressure. Every Trane HVAC air handling unit (AHU) can be paired with an air conditioner or heat pump to efficiently circulate cool or warm air … Air Handlers. This was also near the handler. We get this question a lot! I did a search and found that there are duel air handlers but this did not look like one of them. https://www.lennox.com/products/heating-cooling/air-handlers Even with the thermostat in the off position the air handling unit has high voltage running into it. There were 2 exterior condensor units on opposite sides of the home (typically there would be air handlers OR cooling coils for these). There are times when a heating and air conditioning technician has to operate the air handling unit with the air handler panels off. Air-Cooled and Water-Cooled Comparison Summary Air-cooled type operates at higher head pressure or condensing pressure, hence reducing the capacity of the compressor and increases the power intake. Back when I had the heating and cooling company, we ran across air handler with two A-coils and two outside condensing units. It should have a Y1 and a Y2 terminal connection. Before you remove the panel make sure the power is turned off to the air handling unit. Filters — One inch [25 mm] throwaway filters are standard, but filter racks are designed to accept either one inch [25 mm] or two inch [51 mm] filters. I need more information if you need more information…, Powered by Discourse, best viewed with JavaScript enabled. I have a 2 ton trane condenser and 2 1/2 ton air handler, it has went so I need to replace. Is that what you meant to ask? The refrigerant piping to each air handler (or coil) should be of equal length and size. Guess they are a little too big. There was one in the garage that was screwed shut. The difference between an air handler and condenser does not make one more important than the other, however. To try and see the other handler, if there was one, I … So I would just spell out the issues and bump it. An air handler contains an inside coil and a blower fan, with the additional possibility of an auxiliary electric strip heater. 06-09-2014, 02:10 PM #2 ft.). Since you’re in New York and its winter I’m betting its too cold to run the A/C. Yes, I could not run the units, that would of helped. Well I personally don’t play hide and seek on inspections. Two evaps, maybe. The thermostat has two control arms that are linked together (move one control and the other moves). Two condensers on opposite sides of the home. At a glance the air handler would look almost like a furnace. Air Handlers Most air conditioners have two parts - the outdoor unit and the indoor unit. I actually have two Compressors and one air handler. This typically involves cleaning the coils (inside and/or outside), checking freon levels, electric controls, etc as needed. Do you want to connect multiple air handlers (internal, air exchange, cooling) units to a single compressor? Thus, one area of the house can seem too hot or too cold. Free shipping on all air conditioners from Rheem, Goodman, American Standard and Bryant. There’s the obvious issue of warm air rising. The difference between an air handler and a condenser is more than just inside vs outside. Pros & Cons of Two Central Air Conditioning Units for 2-Story Houses. One other thing was the filter was behind a ceiling grate on the other side of the house. See pictures below. Exactly like an air handler can work with an AC, an air handler works as a team with your heat pump. The MRCOOL DIY is a single zone ductless mini split, which means you only have the one outside condenser and the one inside air handler. We’re proud to feature Goodman Air Conditioner condensers, one of the brands in central air conditioning and HVAC systems. There was only one accessible attic access I found and it was near the air handler. A 2nd air handler was not located NOR inspected. It is recommended that the seller provide information on its location so it can be inspected by a professional hvac contractor. Founded by Ralph C. Liebert (1918-1984) as Capitol Refrigeration Industries in 1946, Liebert Corporation was formed in 1965 as the industry's first[citation needed] designer and m... Ok, so I’m doing some research and come across this thread. I’d recommend to isolate handler operation by using individual thermostat to call for condensers individually, then identify the handler being called for… allow the system to cycle down then repeat for second control. You simply need a thermostat that has two-stage cooling. The dip switches are set to enable Enhanced Mode Comfort R ramp up. Headquartered in Columbus, Ohio, the business employs more than 1,800 people across 12 manufacturing plants worldwide. The AVPTC25B14 air handler is rated for an output of 2 tons. An air handler is also inside of the HVAC unit instead of outside of it. I’d recommend to isolate handler operation by using individual thermostat to call for condensers individually, then identify the handler … One guess on who owns the home? This not only improves comfort but can also enable you to save money on utility bills. The quick answer is no. We were unable to inspect the system due to the outside air temperature being below 60 degrees (operation in cool weather can damage the compressor). In general, upstairs bedrooms will be warmer than the rest of the house. To try and see the other handler, if there was one, I would of had to travel on hands and knees across the attic to the other side of the home. Two condensers of capacities 2C and c are joined in parallel and charged up to potential The condenser of capacity c is filled completely with a medium of dielectric … Our variable speed motors help homeowners evenly cool and heat every corner of your home with cleaner, more comfortable air. This is for a heat pump on a two-story home- one condensing unit outside and an air handler in the attic and one in the crawlspace. ](*,):shock: Someone needs to take some NACHI classes I guess…. A single-stage air conditioner’s compressor only works one level of operation— cooling your home at full blast. It can be challenging to maintain a comfortable temperature in an older two-story home with only one central air … We asked for the lock box code and went back in. We feature a robust inventory of air conditioner condensers, from traditional single stage compressors to two stage and variable speed air conditioners. Did it have a split or (double evaporator ). Air handler vs Heat Pump. I would like to go with 2 1/2 ton condenser, some are giving me a 3 ton variable air handler and others say I have to stay with a 2 1/2 air handler or do new duck work. In examining the 1 readily accessible air handler we noted it lacked one or more recommended safety conditions to make homeowner maintenance and/or professional service safe and readily feasible Under current building standards EACH unit should have a 2’ wide secured catwalk from the attic access to the unit; a 30" work platform in front of the control area; a switched light at the attic access; an electrical disconnect near the unit, a 120 volt electrical outlet near the unit, to facilitate servicing. I wonder why? There was a thermostat for the upstairs and one for the downstairs. To my knowledge, there are no condensing units that have "two connections" for separate air handling units. No-one seems to have much information about or even believes that this elusive system exists but, I came across one today. Pic?? AND actually last year inspected a home with 9 A/C units outside, a walk-in cooler and its own Ziebert rooftop condensor for the homes control center AND we had to call the architect to locate 2 of the furnace / air handlers. If you do some google searches you will find that several manufacturers make split air conditioning systems which have one outside condensing unit which operates two or more inside units. Please note that this air handler needs a condenser to heat or cool. Walkway ?? Air handler vs Heat Pump. One furnace as well or heat pumps? Have a competent and licensed HVAC contractor read the report; review the system conditions; then service, repair or modify any unreliable conditions or deficiencies as needed to safely and properly correct them. Two thermostats and two condensers would mean a zoned or dual split system, would see/trace line sets as Bob said… Did you see zone controls at equipment? I would say if you don’t individually operate the condensers one at a time or have pics… it would be hard to provide information… Is it a situation where you can explain and go back or let them know you don’t have an accurate description of the components? Access is readily visible or its not. which one is correct and why? With separate central air conditioning units for each floor of your home, you can maintain a comfortable temperature for each defined space. I think Sean may be right. Trane air handlers are available with single- or variable-speed motors. Place a tee in the lines at this point. They started out oriented correctly. The indoor unit is also called the air handler. We only found 1 air handler at the XXXXX attic cavity). Two condensers on opposite sides of the home. An air handler is a bit more complicated in that it is not just one piece of equipment but instead several. Is this possible? As it was, I had to squeeze through two studs (16" apart) to get even this close to the handler I did find. Sorry guys, I am embarassed to say. If you want to do multiple air handlers but only have one outside condenser, you have to … Preferably a dual circuit condensing unit. I have a 3 ton TEM6 air handler (matched with a single speed 3 ton 16 XLi) and a Trane 803 thermostat. Took me a while to see the light. good luck. Large house today (3000 sq. One wire will go to stage-one condenser and the other wire will go to stage-two condenser. Re: Two evaporator coils, one condenser It can be and has been done many times, if designed correctly, At the looks at the size of the condenser I'd hope that that only one evaporator would be functional at one time through the appropriate valving. I have something similar but will incorporate some of yours into mine. Maybe there is a misunderstanding here. Only an HVAC professional should operate the air handler unit with the panels off. Shop the best prices on our wide selection of 2.0 Ton condensers. Lesson learned is to keep up with your inspectors and make sure the inspection passes the smell test. Sorry about sideways pics. The Nachi message boards are the best!!! It is single-handedly responsible to circulate cool air through the rooms with the blower. Service and maintenance recommended. Air handler vs blower. They were in hidden rooms behind roll-out bookcases. I found one air handler in the attic near one condenser but did not see another one. Today I had an hvac system that appears to be 2 ac compressor/condenser units connected to 1 air handler unit. In many cases, this tonnage will be larger than the condenser it is paired with, which increases the overall efficiency of the unit. Two bigger capacity air-cooled condensers being installed in an open area. Thanks Dan, that is a good narrative. Did the handler have zoned duct dampers depending on what was called for? And what we mean by a split system is a heat pump heating and air conditioning system. This question is about air handler speed settings and humidity control during the summer. Any comments? The installer or electrician must install two sets of wires when connecting the condenser. No working space around it.
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