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Resumen del manual
A low-speed fan slowly circulates air, providing quiet, continuous comfort. Low-speed operation also increases the effectiveness of filters for improved air quality. Innovation never felt so good.™ Efficient, consistent warmth—year after year Built to exacting standards, the G50 furnace not only keeps you cozy and comfortable—it also keeps your energy costs at a minimum. With an efficiency rating of 80%, the G50 produces more heat for your energy dollar. 3-year heating savings $3000 $2000 $1000 $500 0 $2197 $1115 efficiency rating 80% AFUE (Annual Fuel Utilization Efficiency). Warranty* 20-year limited warranty on the heat exchanger. 5-year limited warranty on all remaining covered components. 80% vs. 65% 80% vs. 55% AFUE 80% efficient G50 Gas Furnace vs. 55% and 65% equivalent AFUE units This chart depicts potential energy savings you can expect from the G50 gas furnace versus older furnaces with lower efficiency ratings. Criteria used in this example are 2,000 full-load heating hours, with a 60,000 Btuh heating design load and $1.074 ccf for gas. Your actual savings may vary depending on the weather, local fuel rates and your lifestyle. AFUE = Annual Fuel Utilization Efficiency. Source: U.S. Environmental Protection Agency (EPA) national average energy rates. * Applies to residential application only. See actual warranty certificate for details. Innovative Features for Enhanced Comfort and Efficiency Duralok Plus® Heat Exchanger – Made of high-quality, patented ArmorTuf™ aluminized steel. Life-tested to 2-1/2 times agency requirements (ANSI standard Z21.47) for long life and durability. SureLight® Control Board – Controls furnace operation to ensure reliable, efficient performance. SureLight Igniter – Made of silicon nitride for reliable, long-life performance. Dedicated, Low-Speed Fan – Slowly circulates air for improved comfort and air quality. Insulated Blower Compartment – Minimizes operating sounds. Durable Steel Cabinet – Built to last and coated with high-quality, textured-paint finish. G50 80% AFUE Elite® Series G50 Specifications Model DF-24A-045 (X) DF-24A-070 DF-36A-070 (X) DF-36B-090 DF-36C-110 DF-48C-090 (X) DF-48C-110 Heating efficiency (AFUE) 80% 80% 80% 80% 80% 80% 80% Dimensions HxWxD (in.) 40 x 14-1/2 x 28-1/2 40 x 14-1/2 x 28-1/2 40 x 14-1/2 x 28-1/2 40 x 17-1/2 x 28-1/2 40 x 21 x 28-1/2 40 x 21 x 28-1/2 40 x 21 x 28-1/2 HxWxD (mm) 1016 x 368 x 724 1016 x 368 x 724 1016 x 368 x 724 1016 x 446 x 724 1016 x 533 x 724 1016 x 533 x 724 1016 x 533 x 724 UH-24A-070 UH-36B-090 Model DF-60C-110 DF-60D-135 UH-24A-045 (X) UH-36A-070 (X) UH-48B-070 UH-48B-090 (X) UH-36C-110 Heating efficiency (AFUE) 80% 80% 80% 80% 80% 80% 80% Dimensions HxWxD (in.) 40 x 21 x 28-1/2 40 x 24-1/2 x 28-1/2 40 x 14-1/2 x 28-1/2 40 x 14-1/2 x 28-1/2 40 x 17-1/2 x 28-1/2 40 x 17-1/2 x 28-1/2 40 x 21 x 28-1/2 HxWxD (mm) 1016 x 533 x 724 1016 x 622 x 724 1016 x 368 x 724 1016 x 368 x 724 1016 x 446 x 724 1016 x 446 x 724 1016 x 533 x 724 Model UH-48C-110 UH-60C-110 UH-48C-135 UH-60D-135 UH-60D-155 Heating efficiency (AFUE) 80% 80% 80% 80% 80% Dimensions HxWxD (in.) 40 x 21 x 28-1/2 40 x 21 x 28-1/2 40 x 21 x 28-1/2 40 x 24-1/2 x 28-1/2 40 x 24-1/2 x 28-1/2 HxWxD (mm) 1016 x 533 x 724 1016 x 533 x 724 1016 x 533 x 724 1016 x 622 x 724 1016 x 622 x 724 Note: Due to Lennox’ ongoing commitment to quality, all specifications, ratings and dimensions are subject to change without notice. Lennox is proud of the fact that these products have earned the Good Housekeeping Seal. THIS MODEL80% . Air conditioner or heat pump . Thermostat . Furnace or air handler . Filtration device . Germicidal light . Indoor coil . Humidifier . HEPA bypass filtration system . Energy recovery ventilator •• Supply duct •• Return duct •• Dehumidifier system •• Residential generator customize your comfort Lennox® heating, cooling and indoor air quality products are designed to provide efficient, economical comfort—not only as individual units, but also together as an integrated system. This combined network of products delivers on every comfort count, from consistent temperatures and balanced humidity to improved indoor air quality. Lennox also offers a line of residential generators, which provide safe, reliable standby power in the event of outages. Dealers You Can Count On Choosing the right dealer for your home’s heating, cooling and air quality needs is every bit as important as choosing the right brand. We think you’ll agree our independent dealers are a big reason you can count on quality customer service whenever you call. Your ...