The only way we knew it was on was the cool air filling the room. No — A/c must be the same since you are using both blowers at the same timm. 10 Ton Condenser 13 SEER 3 phase, 208/230 R410A Oil Furnaces. Today’s furnaces use integrated circuit boards with the twinning capability built in. Comfort 80 Carrier 58STA Gas Furnace precision-engineered, provide the ideal combination of gas heating and energy efficiency to heat your home. Two of the twined five ton systems work the other two give me twin error code. 4.you are correct — ECM motors CANNOTbe twinnned. Seems inefficient to be delivering the same velocity of air at only modest deltaT as at full load…? The twinning kit is designed to allow a single thermostat to control two separate HVAC units. When I rest power they run but when cycle they won’t come back on. FOUR (4) units is not a recognized or recommended install. In furnaces, twinning is made simple with no extra controls. Special base is not re-quired when this furnace is installed on manufacturer’s See Features, Your browser is not supported. 58STA090---1--20, Item: FURNACE THAT WE REMOVED ONLY HAD A 5 TON DRIVE CAPICITY. P65Warnings.ca.gov I have 4 Armstrong GUK125D20-3-A NG furnaces. Only PSC  motor equipped furnaces can be twinned, Furnaces with ECM motors cannot be twinned. (no mention of When furnaces are twinned, they must be “identical” twins. There are some simple rules that need to be followed to accomplish this: One error a lot of people make is assuming that the blower capacity is “additive”.  When furnaces are twinned, the combined blower capacity is only 85% of the total CFM produced by the 2 blowers.  Where this becomes a problem is when contractors think they have two 5-ton blowers so they can put a 10 ton air conditioner on them. Hot Water Coils. 13. Sign in to preset your order for in-store pickup or delivery. A factory authorized, field--supplied Twinning Kit MUST be used. On our furnaces, twinning is made easy without any additional controls.  On each board is a terminal marked “twin”.  By running a single wire between the twin terminal on each board and running a wire between the “C” or common terminal on each board, the furnaces are now twinned and will operate in unison. Still interested in the answer to #1, and why two contractors would propose something that’s wrong/dangerous? Air temp will be lower but will function ok. 3. it could affect the humidity control since you are moving more air with both blowers running. The paragraph says [in part], "If two furnaces are to be twinned using a single wall thermostat, … On each board is a terminal stamped twin. CAUTION! 2 horiz Carrier 80s with 4 ton drives above coolers in the office, 2 5 on A/C systems. iM LOOKING FOR A WIRING DIAGRAM FOR TWINNING TWO FURNACES USING A SWITCHING RELAY AND ONE THERMOSTAT, 1- Furnaces shall be the identical, ok, but what about A/C’s, can we twin two identical furnaces with 4 ton and 5 tone units.? SUBJECT: Twinning and Staging Gas Furnaces In applications where more heating or airflow capacity is needed than what one furnace can deliver furnaces can be twinned. At GSHA Services, LTD we provide the highest level of quality in all of our furnace installation, to best serve your heating needs. If the twinning error is on the furnace on the different panel, try getting it on to the same buss bar as the others. Carrier Infinity Series Furnaces – their most efficient, premium brand. Sign in to select delivery/pickup and account options. Also for: 394jaz, 394gaz, 398aaz. Carrier is working on twinning with variable speed furnaces that will be avail. Staged heating operation of twinned furnaces is permitted only with this twinning kit. With the two−stage furnaces, low−heat in both furnaces is used 2. if using a 2 stage t-stat and only 1 furnace is running, both blowers will be still running. Remember when furnaces are twinned, any call from the thermostat brings on both blowers simultaneously, I am working on twined York furnaces . Opened control panel and they have all heat wires all cool fans and hot together only one wire goes to terminal post one of the 24volts need help. It can also be expanded to control a total of four HVAC units. 38AUZA08A0A5-0A0A0, MFR: 2 stage heat & 2 stage cool stat, blowers came on together, furnaces and outdoor units staged. Search Store Locator. Carrier’s QuieTecht noise reduction system makes the Comfortt 80 an incredibly quiet induced-draft gas furnace. Carrier Comfort 95 HVAC forced air heating furnace, are the most common HVAC Chicago heating solution during the winter season. Isolation relays need to be installed on the “slave” furnace to isolate transformers. AGATWNPME01A - Twinning Kit for Two-Stage Variable-Speed Condensing and Non-Condensing Gas Furnaces Warning: this product contains a chemical known to the State of California to cause cancer. 58STA110---1--22, Item: KGATW0601HSI, Item: As a result, twinned units must be identical. Even the power to the furnaces needs to be off the same buss bar in the fues/circuit breaker panel. What happens when you twin four DX fan coils together? Replaces: Carrier CESO110057-00, CESO110057-01, CESO110057-02 Replaces: Carrier CESO110057-00, CESO110057-01, CESO110057-02 kit. This is a job for your local, professional Carrier HVAC expert, and definitely not for the average home DIYer. All rights reserved. Is each blower only going to provide 60% of rated CFM? You must be a stable dealer with requirements of financial status and volume sold. 58STA070---1--16, MFR: The Furnace Twinning Kit (FTK) provides the means for two gas furnaces containing an Integrated Ignition control to operate at the same time from a single thermostat. ( Log Out /  Also, using 1 or 2 a/c units does not make a difference even today , that is a matter of choice and/or application. 3- if one air conditioner only is On, does it effect the humidity in cooling mode.? that is something you would have to ask them. View and Download Payne 394gad specification online. Today’s forced-air furnaces are available in … P65Warnings.ca.gov It also reduces the TSP the unit can handle. these are hardly identical twins and have never had a problem. Oil-Fired Water Boilers. Or…? tandem or staged operation) unless approved in factory technical specifications literature for the furnace. 58STA110---1--22, MFR: 2- if one burner only is On, does it effect whole system performance since the supply temperature will be less.? KGATW0601HSI, MFR: Furnaces. Warning: this product contains a chemical known to the State of California to cause cancer. (1). The furnace with the ” clucking” noise and the motor ramping could be a bad motor/board. ( Log Out /  1, 2, and Table 2.) As a result, twinned units must be identical. Fixed all wiring in control panel still have a 9 flash error code wrong twinning or bad grounding.Do I need relays to twin this York furnaces 80% 100000 btu.Tried wiring to twin spade from furnace to furnace and common to common Got it to turn on but slave furnaces blower motor slows down and ramps up and I can hear aclicking noise coming from that furnace control board. This is why you lose 15% 0f the rated cfm. Failure to turn off gas and electric supplies can result in for furnace twinning. Seems it’s just a matter of setting the different fan speeds for heating and cooling correctly, regardless of single or twinned setup…or am I missing something obvious? I have a customer that has twinned furnaces for 40 years and has replaced one furnace at a time such that one is a belt drive and one is a direct drive . Thoughts on twinning: Four (4) gas furnaces, 100,000 BTU 2000 CFM with 5 TON A/Cs for a total of 20 TON A/C. Also one has ac and one does not. This helps you shop with real-time inventory, and accurate pricing for each account and ship-to. Furnace Stages. 58STA070---1--16, Item: When twinning the units do you have to use just one ac unit? The control wiring is a real knuckle head job, done by "pros" from at least a 100 miles away. 58STA090---1--20, MFR: TWINNING KIT INSTALLATION The twinning kit contains (2) 36fl wires of two different colors to interconnect the electronic fan controls of the two furnaces.For proper operation, and to avoid damage to the controls, be sure to … I ACTUALLY JUST TWINNED 2 90% GAS FURNACES, AND IT WORKS GREAT. Carrier furnaces provide the optimal combination of comfortable heating and energy efficiency—which means you’ll save more money while doing your part for the environment. 1. Since the capacity is reduced 15% when twinned, those two 5 ton blowers will only be able to deliver 3400 CFM — enough for a 7 1/2 ton application. Smaller less "grounded" dealers carry the ICP, Goodman, Janitrol etc since they allow much smaller and less strict guidelines...and the product is cheaper. Surely there’s no rule that you can’t install equal (or more) cooling capacity than heating capacity, or what would happen, e.g., across the southern US states, where cooling demands are clearly higher? This can cause problems with coils icing due to lack of air. Parts limited warranty period is 5 years if not registered within 90 days. Well before Jackson's nice staging gizzy. In downflow installations, factory access-ory floor base MUST be used when installed on combust-ible materials and wood flooring. Tried calling tech support but left message no call back.Did find one furnace is on a different breaker panel than the other 3 ? Do I understand correctly that using a 2-stage thermostat to “operate the heating separately” means it will fire the burners separately, but both fans will run, so the airflow will be the same? Jurisdictions where warranty benefits cannot be conditioned on registration will receive the extended registered parts limited warranty period. Filtration. equipped furnaces or two fixed--speeds, constant--torque (FCT) ECM blower motor equipped furnaces controlled by a mechanical thermostat. 38AUZA08A0A5-0A0A0, MFR: The biggest factor is that not everyone can be a Carrier dealer, a Trane dealer, Lennox. Furnaces shall NOT be twinned (i.e. What can go wrong if they install this? If you need a larger fan coil — you should go with the MATCHED fan coil for the application, 1. 80-95% AFUE; Carrier Comfort Series Furnaces – Carrier’s economy brand. 1 To the original owner, when product is used in an owner-occupied residence, a 10-year parts limited warranty upon timely registration of your new equipment. Installed in 2000. Change ), You are commenting using your Google account. WE WILL BE ABLE TO GIVE CUSTOMER AN EXYRA 1 TON OF A/C. Example 200,000 BTU's replace with two 100,000 BTU units. Twinning Furnaces When you are setting up furnaces for heating and the BTU demand is higher than one furnace can satisfy you have to twin them up. oNe has a standing pilot and one is intermittent pilot. when furnaces are twinned, they lose 15 percent of their cfm so even though the blower is a 5 ton blower, when the furnaces are tweinned you do not get 4000 CFM you get 3400 cfm. The two furnaces to be “twinned” must be exactly the same model with their circulating air … Twinned furnaces must be applied on a common return and supply duct system. Coils. Each have 5 ton AC on them. I believe your ~twinning-york-furnaces-rc.pdf answers #2; and the answer to #3 is just because (most) burners’ gas flow can’t follow the variable air flow of an ECM…right? To learn more about propane furnaces and furnace conversions, click on the propane furnaces link. Not sure of how great the demand is for it but obviously if Carrier is going to have them there must be a market out there. Are all the furnaces the EXACT same model number? My only thought is they just didn’t know. Is that because if only the firing burner’s fan was on, you might get slippage between sides in the AHU and overheating/high limit trips? Although the Carrier system is more costly than … Change ), You are commenting using your Facebook account. Twinning is used to make two furnaces operate in tandem, using a common return and supply with one room thermostat causing both furnaces to turn on and off simultaneously. Applications are easy with 4--way multipoise design, through-the-furnace downflow venting, 13 different venting options, and designed for easy service access. CNPVT6024ALA, MFR: With Johnson automated controls . For the best experience, you should, Click here for information on new branch procedures as a result of COVID-19, Item: The most important thing to remember though is the fact that everything be identical and, if you do that, the job should go smoothly. 6 TONS A/C. Enter your email address to subscribe to this blog and receive notifications of new posts by email. 80-98% AFUE; Carrier Performance Series Furnaces – their middle ground furnaces. We offer 15 different Carrier furnaces, ranging from the industry leading Infinity™ 98 to the base efficiency Comfort™ 80, to best serve your heating needs and budget. APPLICATION WAS OIL FIRED-150.000 BTU FOR HEAT. 4- Code in Ontario ask furnace motor to be ECM, in this case we can’t twin furnaces in Ontario. twinning kit for gas furnace. Today’s furnaces use integrated circuit boards with the twinning capability built in. This furnace twinning kit P/N KGATW0601HSI permits connection to the following furnaces to operate as a single unit on the same duct work: S 2 multipoise, 33.3 inch (846 mm), single--speed, non--condensing furnaces (See Fig. in the near future. Our newsletter contains exclusive promotions, and updates on services and products. 2 Specifications subject to change without notice. I had it set up real nice. You can provide additional comfort by using a 2-stage thermostat and operate the heating separately — keeping in mind that both blowers will always be running on any call from the thermostat.  And, if you use 2-stage furnaces, you can use the staging timer to actually provide 4 stages of heating. Register to shop from our vast inventory of top brand name HVAC equipment, parts, and supplies. John, I have no doubt about your comments. The Installation Manual for the furnace has a paragraph labeled TWINNING, along with a diagram showing a wire running between the two "TWIN" receptacles/plugs. JavaScript seems to be disabled in your browser. Condenser Coils. CALVHLGD011A00, MFR: When twinning furnaces — you need to have, all control board settings must be the same, or the boards will not communicate properly with each other, the power to the furnaces must be off the same buss bar in the fuse or circuit breaker panel. Just got an estimate that seems to make the exact mistake you mention: it won’t work. - Furnace repair service heating installation HVAC ac repair heating rebate Hot Water Tanks, Boilers BC Furnace Vancouver Burnaby Surrey Coquitlam Richmond ( Log Out /  Download mobile apps for HVAC professionals. For availability in your area Enter your zip/postal code Search. or…? One last thing to mention — when servicing twinned furnaces and you need to replace a control board — don’t forget to replace the other board at the same time or make sure that the new board is the same as the one you are replacing.  Even for service, twinned furnaces must have identical components. As I said last time, all twinning must be identical. Then there's the c-store we buy our gas from. 2- 5 Ton twinned 80% furnaces Gas-Fired Water Boilers. What are the pros and cons of installation? They must be same company same controls. We care what an HVAC distributor helps you do. I think they at twined wrong. KGATW0601HSI - Twinning Kit For Single & 2-Stage Condensing and Non-condensing Gas Furnaces Warning: this product contains a chemical known to the State of California to cause cancer. 443 06 6001 02 Twinned two−stage furnaces can only operate as staged units. existing wiring diagrams in the furnaces. Hot Water Heaters. Thank you for your comment. Carrier products are noted for their high performance and efficiency. The Furnace Twinning Kit (FTK) provides the means for two (2) Amana® brand or Goodman® brand gas furnaces … This is a very simplified version of furnace twinning but it should give you he basics to assure proper operation. On www.upgnet.com is a Service Tips sheet that goes into more detail and has all the wiring diagrams needed to do multi-staging of the furnaces and for adding air conditioning to the application.  It covers both single stage furnaces and 2-stage furnaces. S 2 multipoise, 33.3 inch (846 mm), 2--stage, non--condensing furnaces (See Fig. poor airflow >> icing on coils? I strongly suggest you contact your local distributor for assistance. Carrier Settles Class Action Lawsuits On High Efficiency Furnaces By Greg R. Wayman, NAHI Certified Real Estate Inspector Millions of homeowners across the U.S. and Canada may soon benefit from the settlement of a class action lawsuit brought against the Carrier Corporation for allegedly manufacturing defective furnaces. When shopping for a furnace, consider the Annual Fuel Utilization Efficiency (AFUE) rating, which indicates what percentage of the energy is being converted to heat. Carrier KGATW0601HSI - Twinning Kit For Single & 2-Stage Condensing & Non-Condensing Gas Furnaces - Twinning Kit For Single & 2-Stage Condensing and Non-condensing Gas Furnaces. Gas Furnaces. By running a solitary wire between the twin terminals on each board and running a wire between the C, or regular terminal on each board, the heaters are currently twinned and will work as one. You must have JavaScript enabled in your browser to utilize the functionality of this website. twinning means 2 not 4. ( Log Out /  Several zones as well. Change ), You are commenting using your Twitter account. There are some applications where a single furnace cannot deliver enough BTU’s or CFM to heat a space.  When these  applications arise, a simple solution may be to put in 2 furnaces and “twin” them together.  This allows both furnaces to operate off of 1 thermostat and be tied into a single duct system. because 2 separate fans are running simultaneously, there is some ‘turbulance” of the air in the plenum which is why there is reduced capacity. 40 years ago, the twinning of furnaces was done either with electromagnetic relays or a separate twinning kit that only used current sensing relays to monitor the blowers. Consult furnace pre--sale literature for specific models approved for twinning and the correct twinning … 394gad furnace pdf manual download. All blowers should start and be set for the same speed. An inner An electronic User Interface cannot be used and is not approved for twinned furnaces. The twinning kit can be used on common or separate ducted systems with single-stage, multi-stage and heat pump equipment. 1, 14, and Table 2.) These furnaces SHALL NOT be installed directly on car-peting, tile, or any other combustible material other than wood flooring. If you need staging, use a 2-stage air conditioner. Yes, with the coil mounted above both furnaces with enough room for the air to mix and enter the coil. Our Carrier heat pump system was so quiet. © 2021 Carrier Enterprise. Get product info and time-saving tools on the go. Question? thanks…but what can go wrong if it’s installed as proposed? Stay connected with new product launches, contractor tips/training, and special offers. (2). Change ). Again, I’d avoid this series unless you live in a temperate climate like Southern California. “Replace two 5 Ton Furnaces with twinning kit… Only standard 18-gauge thermostat wire is required. CAPMP6021ALA, KGATW0601HSI - Twinning Kit For Single & 2-Stage Condensing and Non-condensing Gas Furnaces. LB-94390A Furnace Twinning Kit. Twin means 2. Goodman Manufacturing Company, L.P. 2550 North Loop West, Suite 400 Houston, TX 77092 www.goodmanmfg.com-or-www.amana-hac.com WARNING EACH FURNACE MUST BE EQUIPPED WITH ITS OWN GAS SHUTOFF VALVE AS REQUIRED BY THE NATIONAL FUEL GAS CODE. Product Data A04040 THE CARRIER Comfortt80 GAS % gas furnaces. Worked fine despite the undersized blowers. THE CARRIER 58STA/STX GAS FURNACE The 58STA/STX 4--way Multipoise Gas Furnaces feature Carrier’s QuieTecht noise reduction system for incredibly quiet induced draft operation. (any chance you can explain/show why the combined airflow is less?). You could look at the furnaces that are working, and if they have the same controls, compare the wiring between those and the ones giving you trouble. Over 1600 people in 150+ locations are working to support you. Indoor Coils. They will be using ecm motors with the older PWM rather than communicating technology. 2- 5 Ton twinned indoor evap. PureAir. Also, using 1 or 2 a/c units does not make a difference even today , that is a matter of choice and/or application. Fill in your details below or click an icon to log in: You are commenting using your WordPress.com account. Indoor Air Quality. Create a free website or blog at WordPress.com. 2. Carrier® Comfort™ 80% AFUE 110000 Btuh Multipoise Gas Furnace, Carrier® Comfort™ 80% AFUE 70000 Btuh 4 Way Multipoise Induced- Combustion Gas Furnace, Carrier® Comfort™ 80% AFUE 90000 Btuh 4 Way Multipoise Induced- Combustion Gas Furnace, Carrier® Gemini® - 7.5 Ton Commercial Air Cooled Condensing Unit (208/230-3-60), Split Systems Heat Pump and Condensing Units Hail Guard Accessory, 5 Ton Evaporator Transition N Coil Cased Upflow / Downflow 24" Width (Aluminum), 5 Ton Evaporator A Coil Cased Multipoise Painted 21" Width, TopTech - 20" x 25" - 2" Filter Base Series - Handles 1" or 2" Filter. Here is how to correct a reverse polarity (fast blinking LED) code when twinning two furnaces together coils R-410A If all of the above “rules” are followed, successful twinning of furnaces will work very well and provide higher heat capacity and blower capacity to heat the space.

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