Ducane air conditioner

Ducane’s furnaces, air conditioners, and heat pumps are each exceptional in the energy efficiency department. Their SEER, AFUE, and HSPF ratings are all well above the governmental standard. Each of these ratings represents the seasonal energy efficiency, annual fuel utilization, and heating season performance, respectively.

Offering industry-leading efficiencies of up to 26.00 SEER, Lennox air conditioners can help you save hundreds of dollars every year in utility costs. And since some of the units are ENERGY STAR ® certified, they may even qualify you for federal energy tax credits and local utility rebates. In addition, a number of Lennox air conditioners work ...Powerful single-stage motor delivers years of dependable comfort and helps reduce heating costs compared to older, less efficient furnaces. Permanently lubricated condenser fan motor needs no annual maintenance. 10-year limited warranty on the compressor and parts means lasting peace of mind*. up to 15.0 SEER. up to 8.5 HSPF.Aug 27, 2023 · Ducane: Overview. Ducane is located in the United States. Due to its dependability and affordability, as well as the durability of its products, Ducane is a popular choice. Check out this Ducane Air Conditioner on Amazon. Air Conditioner Efficiency . The SEER ratings of Ducane's air conditioners run up to 18.0. The current minimum government ... Ducane™ partners with trusted heating and cooling professionals across the country to make finding a dealer as easy as possible. Ducane professionals can properly size and install your equipment, and provide many additional services as well. ... Air Conditioners. Heat Pumps. Packaged Units. Air Handlers. Coils. Mini-Split Systems. 215 ... Find helpful customer reviews and review ratings for Ducane New (by Lennox International) 3.0 Ton R-410A Single-Stage 16 SEER Central (A/C) AIR Conditioning CONDENSING Unit at Amazon.com. Read honest and unbiased product reviews from our users. Get in-depth information on Ducane 4AC16L24P-53 Split Condensers including detailed technical specifications. Besides, view the entire catalog of Ducane 4AC16L24P-53 Split Condensers with specifications of other products from our extensive catalog from leading manufacturers of Split Condensers Source any electronic HVAC product from over …Armstrong/Ducane Heat Pump Cost by Model. The Installed Cost includes outdoor unit, indoor coil, refrigerant lines, refrigerant charge and all installation supplies. It does not include a furnace or air handler. Model. Installed Cost. 4SHP20LX. $9,450 – $12,400. 4SHP16LS.

Product Brochure. Technical Specifications. Enjoy the immediate comfort of worry-free and energy-efficient performance. 13 SEER efficiency rating means you can save on utility …DUCANE™ 14 SEER AIR CONDITIONER4AC14 R410-A. DUCANE™ ENERGY STAR COMPLIANT. Energy Saving. 14 SEER or up to 15 SEER and 8.5 HSPF heating efficiency with specific AHRI matched systems. Exceeds ENERGY STAR® guidelines This product may be eligible for a tax credit under the Middle Class Tax Relief Act† All models are Dual Fuel compatible ...WHATEVER YOUR NEEDS, A DUCANE™ AIR CONDITIONER IS THE RIGHT CHOICE, RIGHT NOW. Worry-free and energy-efficient performance. Enjoy season after season of worry-free operation. The 4AC13L delivers the highest level of reliability to ensure you’ll be greeted by a comfortable environment every time you come home. 4AC13LAllied Air Enterprises LLC. A Lennox International, Inc. Company. 215 Metropolitan Drive. West Columbia, SC 29170. 506467-01. INSTALLATION INSTRUCTIONS. 4AC16LT SERIES. Two-Stage Split System Air Conditioner. This manual must be left with the homeowner for future reference.Air conditioners; Heat pumps; Air handlers; Mini-split systems; Packaged units (all-in-one heating and cooling unit) Traditional and Omniguard coils; When compared to Lennox products, the price range is a significant difference. For instance, a Ducane 13 SEER air conditioner can cost $1,649 at Walmart, while a fully installed Lennox 13 SEER ... make the ducane choice. When your system is down and time is crucial, it’s important to find a dealer you can rely on. Ducane™ partners with trusted heating and cooling professionals across the country to make finding a dealer as easy as possible. Ducane professionals can properly size and install your equipment, and provide many additional ...

make the ducane choice. When your system is down and time is crucial, it’s important to find a dealer you can rely on. Ducane™ partners with trusted heating and cooling professionals across the country to make finding a dealer as easy as possible. Ducane professionals can properly size and install your equipment, and provide many additional ...To reset your Ducane air conditioner, first, locate the circuit breaker or fuse that controls the unit. Turn off the power supply to the air conditioner by either flipping the circuit breaker or removing the fuse. Wait for about 30 seconds before turning the power supply back on. Next, locate the reset button on the control panel of the air ...Ducane Package Unit Reviews - Ducane package units can be purchased as heat pump package units, a gas furnace with air conditioning, air conditioning with electric heat, and heat pumps with gas heating for the backup heat. Ducane is produced primarily for residential and light commercial applications. Ducane package units come in sizes …Ducane 4AC17L42P Efficient Air Conditioner. 208-230/1/60 V/phase/Hz, R-410a, 225 lbs, 33.25 inches, 32.25 inches, 32.25 inches. Add to Compare. Find the complete range of products in the Ducane 4AC17L series. Select and compare specifications of up to 5 products in the 4AC17L name.

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Ducane’s furnaces, air conditioners, and heat pumps are each exceptional in the energy efficiency department. Their SEER, AFUE, and HSPF ratings are all well above the governmental standard. Each of these ratings represents the seasonal energy efficiency, annual fuel utilization, and heating season performance, respectively. Ducane Air Conditioner Reviews - Ducane offers 5 models of air conditioners for residential and light commercial ranging from 1.5 tons to 5-ton air conditioners. Their air conditioner SEER ratings range from 13 to 16 SEER. The 4AC16L24P 16 SEER Split System Air Conditioner Features a High Efficiency, Single Stage Scroll Compressor and Full Metal Louvered Construction to Protect the Coil. The Coil has an Enhanced Tube-and-Fin Design and Lanced Fins for Maximum Heat Transfer, as well as Omniguard Total Corrosion Protection Technology. The average cost to install a 3-ton central air conditioner system including refrigerant and the indoor coil is $2,200-$2,500. Professional labor rates range from $50 to $100 per hour for a trained technician plus additional costs for an assistant. Installation can take a day to a day and a half for a 2-person crew.Ducane Product Literature. The more information you have about your new purchase, the more confident you’ll be that Ducane™ is the right choice. Right now. Perhaps you’d like to know more about the products you’re considering. Maybe you’d like to read up on the equipment you’ve just purchased. Either way, Ducane has an extensive ...Air conditioner prices range from $1,139 for the 2-ton unit to $1,869 for the 5-ton unit. Ducane model 4AC18 high-efficiency AC unit. This Ducane air conditioner is an 18 SEER high-efficiency unit that receives rave reviews from customers. This quality-built unit is one of the most efficient models in its class.

When it comes to purchasing a new air conditioner, one of the most important considerations is the price. Trane is a well-known and reputable brand in the HVAC industry, but their ...Air Conditioners; Heat Pumps; Packaged Units. PRPAC14; PRPGE14; PRPHP14; Air Handlers; Coils; Mini-Split Systems; Ducane™ packaged units combine heating and cooling ...Ducane New (by Lennox International) 4.0 Ton R-410A Single-Stage 13 SEER Central (A/C) AIR Conditioning CONDENSING Unit PUKAMI 8000 BTU Portable Air Conditioners,Portable AC Cools up to 350 Sq.Ft,Room Air Conditioner with Remote Control,Dehumidifier & 3-in-1 Floor Standing Air Conditioner 24Hrs TimerAir conditioner prices range from $1,139 for the 2-ton unit to $1,869 for the 5-ton unit. Ducane model 4AC18 high-efficiency AC unit. This Ducane air conditioner is an 18 SEER high-efficiency unit that receives rave reviews from customers. This quality-built unit is one of the most efficient models in its class.Armstrong/Ducane Heat Pump Cost by Model. The Installed Cost includes outdoor unit, indoor coil, refrigerant lines, refrigerant charge and all installation supplies. It does not include a furnace or air handler. Model. Installed Cost. 4SHP20LX. $9,450 – $12,400. 4SHP16LS.New Ducane (by Lennox International) 3.0 Ton R-410A Single-Stage 13 SEER CENTRAL (A/C) AIR CONDITIONING CONDENSING UNIT Model no. 4AC13L36P. Equipment should be sized, selected and installed by a qualified professional to ensure proper installation, safe operation, adherence to federal, state and local codes and for valid warranty.9. Ducane Ducane furnaces and air conditioners are made by the same company that produces Lennox HVAC systems. The list of reasons to avoid Ducane systems is a lengthy one. They have a history of parts shortages due to bad suppliers, which means that if you need a repair, it could be weeks before your part arrives.Ducane offers air conditioners that are built to last and tested for quality. Explore the full Ducane product line and find a dealer in your area.Aug 17, 2021 ... ALLIED vs LENNOX air conditioner unit comparison / 3 ton 16SEER / Irvine California #hvacguy ... Showing you guy's my Ducane air conditioner. HVAC ...Ducane has a rich history in the HVAC (Heating, Ventilation, and Air Conditioning) industry. The company was founded in 1947 by Richard and J.W. Ducane in Union, New Jersey. Originally, they specialized in manufacturing coal and gas-fired furnaces. Over the years, Ducane expanded its product line to include air conditioners, …The best air conditioners in 2024. Best overall: Friedrich Chill Premier Smart Window Air Conditioner (CCF08A10A) - See at AJ Madison. Best budget: GE EZ Mount Window Air Conditioner (AHY08LZ ...

Get in-depth information on Ducane 4AC17L30P Split Condensers including detailed technical specifications. Besides, view the entire catalog of Ducane 4AC17L30P Split Condensers with specifications of other products from our extensive catalog from leading manufacturers of Split Condensers Source any electronic HVAC product from over …

Ducane Air Conditioner Reviews - Ducane offers 5 models of air conditioners for residential and light commercial ranging from 1.5 tons to 5-ton air conditioners. Their air conditioner SEER ratings range from 13 to 16 SEER. Ducane air conditioners offer no bells and whistles air conditioner, which to me as a technician, it keeps things simple ...Ducane air conditioners and furnaces are made by Lennox under its Allied Air division. Ducane is Lennox's economy brand, and this association provides access to shared resources and technologies, contributing to the development and manufacturing of Ducane systems. Where Are Ducane Air Conditioners & Furnaces Made? Ducane HVAC …Business Details. Location of This Business. 978 Wages Way, Orlando, FL 32825-3823. BBB File Opened: 7/30/2020. Read More Business Details and See Alerts.Senville LETO Series Mini Split Air Conditioner Heat Pump, 9000 BTU 110/120V, Inverter, Works with Alexa, SEER2 21.5, White 4.6 out of 5 stars 6,228 #1 Best SellerNew Ducane (by Lennox International) 2.5 Ton R-410A Single-Stage 13 SEER CENTRAL (A/C) AIR CONDITIONING CONDENSING UNIT Model no. 4AC13L30P. Equipment should be sized, selected and installed by a qualified professional to ensure proper installation, safe operation, adherence to federal, state and local codes and for valid warranty.Optional electric heating kits available to warm the air before it circulates throughout your home. Sealed cabinet is constructed for less than 2% air leakage to ensure maximum efficiency. 10-year limited warranty on the compressor and parts means lasting peace of mind*. *Applies to residential applications only. The right choice for consistent ...View and Download Ducane AC10B24 manual online. AC10B24 air conditioner pdf manual download. Also for: Ac10b18, Ac10b series, Ac10b30-a, Ac10b36-b, Ac10b36ta, …

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We carry over 300,000 top brands AC systems, like Cooper and Hunter, Samsung, Midea, OLMO, Frigidaire, from single zone to Air Conditioner minisplit systems. ducaneAirConditioner.com. 15041 Calvert Street • Van Nuys, CA 91411. (818) 785.4151. We Cover Thousands Of Cities Throughout The United States! Ducane New (by Lennox International) 4.0 Ton R-410A Single-Stage 13 SEER Central (A/C) AIR Conditioning CONDENSING Unit PUKAMI 8000 BTU Portable Air Conditioners,Portable AC Cools up to 350 Sq.Ft,Room Air Conditioner with Remote Control,Dehumidifier & 3-in-1 Floor Standing Air Conditioner 24Hrs Timer Offering industry-leading efficiencies of up to 26.00 SEER, Lennox air conditioners can help you save hundreds of dollars every year in utility costs. And since some of the units are ENERGY STAR ® certified, they may even qualify you for federal energy tax credits and local utility rebates. In addition, a number of Lennox air conditioners work ...Ducane has a rich history in the HVAC (Heating, Ventilation, and Air Conditioning) industry. The company was founded in 1947 by Richard and J.W. Ducane in Union, New Jersey. Originally, they specialized in manufacturing coal and gas-fired furnaces. Over the years, Ducane expanded its product line to include air conditioners, heat pumps, and ...Ducane Parts. Parts for Ducane furnace and air conditioner applications. Ducane is a brand that is manufactured by Lennos Corp and shares the same parts line with Lennox and Armstrong Aire brands. Ducane Blower Motor. Ducane Blower Wheel. Ducane Burner. Ducane Capacitor. Ducane Circuit Board. Ducane Condenser Fan Blade.Ducane Air Conditioner Reviews - Ducane offers 5 models of air conditioners for residential and light commercial ranging from 1.5 tons to 5-ton air conditioners. Their air …Ducane Air Conditioner Reviews - Ducane offers 5 models of air conditioners for residential and light commercial ranging from 1.5 tons to 5-ton air conditioners. Their air …WHATEVER YOUR NEEDS, A DUCANE™ AIR CONDITIONER IS THE RIGHT CHOICE, RIGHT NOW. Worry-free and energy-efficient performance. Enjoy season after season of worry-free operation with the 4AC16L with efficiencies ranging from 14 to 16 SEER (13.4 to 15.2 SEER2). Choose the highest level of reliability andDuring every mechanical service call, our HVAC technicians check to ensure that your AC condensate drain line is not clogged. We do this to protect your home...Regular Ducane central air conditioner will start with the model number: 2AC13 B24P-2A or 4AC16 LT48P-1A (Made up model number) 2AC13B24P-2A = 2 is Refrigerant R-22 AC is Split AC Unit 13 is SEER rating of that Ac unit B is Wire Guard (notes- Instead of B, it has: BC = Wire Guard + 76dBA ….

Jun 29, 2023 ... I have a ducane ac unit that is blowing air but not cold air. I'm not sure if there is a reset button on my ac unit. I - Answered by a ... Ducane Product Literature. The more information you have about your new purchase, the more confident you’ll be that Ducane™ is the right choice. Right now. Perhaps you’d like to know more about the products you’re considering. Maybe you’d like to read up on the equipment you’ve just purchased. Either way, Ducane has an extensive ... Jan 3, 2020 · Both should be “okay “ if installed, sized properly, and commissioned following manufacturers specifications as closely as possible. Static pressure, temperature rise across HX etc. etc. are all within manufacturers specifications. The Duane is under the Lennox umbrella while the Goodman is under the Daikin umbrella. While similar in appearance, Ducane™ air handlers come with different features and capabilities. Though every choice includes a strong combination of quality, reliability and value. BCE7E Ducane Air Conditioner Packaged Unit, Efficient Electric Premium, Series: PRPAC14, 4 ton Nominal, 35000 Btu/hr Cooling, 11 EER, 14 SEER, 208 to 230 VAC, ...Ducane Air Conditioner Packaged Unit, Efficient Electric Premium, Series: PRPAC14, 4 ton Nominal, 35000 Btu/hr Cooling, 11 EER, 14 SEER, 208 to 230 VAC, ...Aug 17, 2021 ... ALLIED vs LENNOX air conditioner unit comparison / 3 ton 16SEER / Irvine California #hvacguy ... Showing you guy's my Ducane air conditioner. HVAC ...AIR CONDITIONER CONDENSING UNIT 2.5 TON R410A 13 SEER. Part # 4AC13L30P8A. 30000 BTU/Hr Cooling, 208/230 VAC 60 Hz 1-Phase, 13 SEER/11 EER, 1-Stage, Split System, Louvered, Air Conditioner Outdoor Unit. Price:Jun 2, 2015 ... I need your help with Ducane air conditioner troubleshooting. First thing, make sure you actually turned on the AC instead of flipping it ... Ducane air conditioner, Ducane’s furnaces, air conditioners, and heat pumps are each exceptional in the energy efficiency department. Their SEER, AFUE, and HSPF ratings are all well above the governmental standard. Each of these ratings represents the seasonal energy efficiency, annual fuel utilization, and heating season performance, respectively. , Ducane™ 4AC16L30P-50A 1-Stage Split System Air Conditioner, 2.5 ton Cooling, 208/230V, 1 ph, 60 hz, 16 SEER. DUC4AC16L30P50A MFG #: 16D18. Cooling Capacity: 30,000 Btu/hr EER Rating: 11.5 Power Source: 60 Hz 1 ph SEER Rating: 16 ..., New Ducane (by Lennox International) 3.5 Ton R-410A Single-Stage 13 SEER CENTRAL (A/C) AIR CONDITIONING CONDENSING UNIT Model no. 4AC13L42P. Equipment should be sized, selected and installed by a qualified professional to ensure proper installation, safe operation, adherence to federal, state and local codes and for valid warranty. , Ducane air conditioners are manufactured by Ducane, which was later acquired by Lennox. Ducane air conditioners are known for their simplicity and durability. Features of Ducane air conditioners include compressor sound blankets, two-stage operation, and louvered coil guards. Ducane air conditioners come with a 10-year limited parts warranty., Apr 18, 2023 ... In this video, HvacRepairGuy reviews the 2023 Ducane brand of packaged ac units. The reviews include the basic PRPAC14 models., A ton of air conditioning equals 12,000 BTU, and 42 divided by 12 equals 3.5, so the data plate below indicates the system is 3-1/2 tons. Here’s a rundown of the …, Ducane™ 13 SEER AIR CONDITIONERS4AC13 R410-A. DUCANE™ ENERGY STAR COMPLIANT. Energy Savings. 13 SEER or up to 14 SEER and 7.7 HSPF heating efficiency with specific AHRI matched systems Designed to help use less energy than units installed as recently as 5 years ago All models are Dual Fuel compatible (heat pump models …, To reset your Ducane air conditioner, first, locate the circuit breaker or fuse that controls the unit. Turn off the power supply to the air conditioner by either flipping the circuit breaker or removing the fuse. Wait for about 30 seconds before turning the power supply back on. Next, locate the reset button on the control panel of the air ..., Ducane™ is all about providing outstanding value in home heating and cooling. Every product we make has been designed, assembled and factory-tested to make sure it delivers the highest quality, greatest efficiency and longest dependability. ... Gas Furnaces. Oil Furnaces. Air Conditioners. Heat Pumps. Packaged Units. Air Handlers. Coils. Mini ..., Jul 22, 2022 · Air conditioners: Armstrong Air makes 6 models; Ducane makes 3. Ducane does not make a two stage AC. Efficiency ratings: 14 to 20 SEER for Armstrong Air. The most efficient Ducane unit is 18 SEER. Warranties: Armstrong Air and Ducane back their units with 10-year comprehensive warranties. Cost: Air conditioners start at about $5,300 installed ... , My HVAC system will need to be replaced and money is my primary consideration. I have two options so far. The first is an 80% efficient Ducane (gas furnace and AC) system. The second option is a 96% efficient Goodman unit...it’s around the same price. Thing is, the unit will be sitting in a closet in our master bedroom. The Goodman is …, Heavy-duty, single-stage compressor is built tough for years of reliable, trouble-free performance. 10-year limited warranty on the compressor and parts means lasting peace of mind*. up to 16.2 SEER2. *Applies to residential applications only. A more efficient air conditioner means more energy savings., New Ducane by Lennox Energy Star 1.5T 2023 16.2 SEER2 Central Air AC Conditioner. $2,298.00. Free shipping. Only 1 left!, Welcome to Ducane HVAC. Become A Dealer (opens in new window) Search the site Search Close (Navbar Toggle) (Search Toggle) (Dealer Toggle) Home; products. ... Air Conditioners. Heat Pumps. Packaged Units. Air Handlers. Coils. Mini-Split Systems. 215 Metropolitan Drive, West Columbia, SC 29170, Ducane™ 4AC16L30P-50A 1-Stage Split System Air Conditioner, 2.5 ton Cooling, 208/230V, 1 ph, 60 hz, 16 SEER. DUC4AC16L30P50A MFG #: 16D18. Cooling Capacity: 30,000 Btu/hr EER Rating: 11.5 Power Source: 60 Hz 1 ph SEER Rating: 16 ..., Who We Are. Allied Air is a Lennox International company. We bring together the collective strengths of six comfort brands—Armstrong Air™, AirEase ®, Concord ®, Ducane™, Allied Commercial™ and MagicPak ® to give distributors and dealers the ultimate source for heating and cooling solutions. From compact residential applications to large …, If you’re in the market for a new air conditioner, Trane is a brand that often comes up in conversations about reliability and quality. However, like any major purchase, it’s impor..., Apr 9, 2021 ... Air Conditioners Why would you need to replace the unit, I am sure there are parts available for your Trane unit? Roger. Save Share. Like., Ducane’s furnaces, air conditioners, and heat pumps are each exceptional in the energy efficiency department. Their SEER, AFUE, and HSPF ratings are all well above the governmental standard. Each of these ratings represents the seasonal energy efficiency, annual fuel utilization, and heating season performance, respectively., DUCANE™ 14 SEER AIR CONDITIONER4AC14 R410-A. DUCANE™ ENERGY STAR COMPLIANT. Energy Saving. 14 SEER or up to 15 SEER and 8.5 HSPF heating efficiency with specific AHRI matched systems. Exceeds ENERGY STAR® guidelines This product may be eligible for a tax credit under the Middle Class Tax Relief Act† All models are Dual Fuel compatible ..., In this video, HvacRepairGuy reviews the 2023 Ducane brand of central air conditioners. The reviews are of the basic 4AC17L models.You can get the reviews of..., Heavy-duty, single-stage compressor is built tough for years of reliable, trouble-free performance. 10-year limited warranty on the compressor and parts means lasting peace of mind*. up to 16.2 SEER2. *Applies to residential applications only. A more efficient air conditioner means more energy savings., Mini-Split Systems. Ideal for add-on rooms where ductwork isn’t practical, Ducane mini-split systems provide energy-efficient heating and cooling for single or multiple rooms. Designed to operate with minimal noise and blend in with your home environment, Ducane mini-split systems are the right choice to make any room feel just right., Senville LETO Series Mini Split Air Conditioner Heat Pump, 9000 BTU 110/120V, Inverter, Works with Alexa, SEER2 21.5, White. ... New Ducane (by Lennox International) 2.5 Ton R-410A Single-Stage 13 SEER CENTRAL (A/C) AIR CONDITIONING CONDENSING UNIT Model no. 4AC13L30P. Equipment should be sized, selected and installed by a qualified ..., Product Registration*. Before you get started, just know that we’ll need the following information from you: 1. Serial and model numbers for each piece of equipment you had installed. (No worries, we’ll show you where to find those if you’re not sure where to look.) 2. If your home is new construction, you’ll need the date you closed on ..., Business Details. Location of This Business. 978 Wages Way, Orlando, FL 32825-3823. BBB File Opened: 7/30/2020. Read More Business Details and See Alerts., Enjoy the immediate comfort of worry-free and energy-efficient performance. Up to 15.2 SEER2 efficiency rating*. ENERGY STAR® certification means you could be eligible for …, make the ducane choice. When your system is down and time is crucial, it’s important to find a dealer you can rely on. Ducane™ partners with trusted heating and cooling professionals across the country to make finding a dealer as easy as possible. Ducane professionals can properly size and install your equipment, and provide many additional ... , CONCORD/DUCANE - ARM51W83, 4AC14L36P, 3 Ton 36000 BTU 14 SEER Standard Split System Air Conditioner Condenser, Louvered Coil Protection., Mar 29, 2023 · The minimum SEER allowed for a new split system central air conditioner in the U.S. today is 14, which is at least 20 percent more efficient than minimum-efficiency models made even 10 years ago ... , Ducane: Overview. Ducane is located in the United States. Due to its dependability and affordability, as well as the durability of its products, Ducane is a popular choice. Check out this Ducane Air Conditioner on Amazon. Air Conditioner Efficiency . The SEER ratings of Ducane's air conditioners run up to 18.0. The current minimum government ..., Mar 31, 2023 ... In this video, HvacRepairGuy reviews the 2023 Ducane brand of central air conditioners. The reviews are of the basic 4AC17L models., Offering industry-leading efficiencies of up to 26.00 SEER, Lennox air conditioners can help you save hundreds of dollars every year in utility costs. And since some of the units are ENERGY STAR ® certified, they may even qualify you for federal energy tax credits and local utility rebates. In addition, a number of Lennox air conditioners work ...