HVAC

Too grand

Feature Story System 2000 boiler makes the difference for Lake Wynonah Municipal Authority The following photos correspond to a February 2007 article of the same title that covered Hlavaty Plum-Heat-Cool, Inc. and Energy Kinetics’ System 2000 Boiler. Staff of Hlavaty Plumb Heat Cool Hlavaty family and owners of Company (left to right starting with back row David, Frank and Tom ...

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AHR Review

Feature Story The industry’s best and brightest step forward The 59th AHR Expo wowed the HVAC&R industry earlier this year, from Jan. 29-31, as it attracted an impressive number of exhibiting companies, exhibitor personnel and visitors. The 2007 AHR Expo, which was held at the Dallas Convention Center, attracted 1,789 exhibiting companies, 313 of which were international companies that represented ...

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Indirect Water Heaters

Feature Story Indirect water heaters ‘ conventional/new applications By George Celorier Conventional IndirectsFor many years indirect water heaters have been used as an improved DHW (Domestic Hot Water) system when compared to cast iron boilers with tankless coils. The advantages include the abundance of hot water that is available from both the water stored in the tank and the relatively ...

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Heating Efficiency

Feature Story Earthly pursuits EPA tests verify a geothermal system that provides 400-percent efficiency in commercial water heating To achieve 400-percent efficiency, 75 percent of the energy delivered by the EarthLinked system to the holding tank is renewable energy. The U.S. Environmental Protection Agency has released an Environmental Technology Verification report confirming 400-percent efficiency of the EarthLinked Commercial Water Heating ...

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Too grand

Feature Story System 2000 boiler makes the difference for Lake Wynonah Municipal Authority Hlavaty Plumb-Heat-Cool, Inc., is a 31-year-old, Marine-veteran-owned, second-generation family business. The business started simply with master plumber Frank Hlavaty and one employee, George Leib, who now owns Leib Well Drilling in Ashland, Pa. Hlavaty’s soon took on more help, including Frank’s wife, Cheryl, and son David. The ...

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Gauging the situation

Feature Story The proper procedures need to be followed when checking oil burner pumps By George Lanthier Well, it’s time to go back to B&B Mechanical and check in with our old pals, Bruce and Bubba. The boys have been very busy, so Bruce decided to hire another guy. B&B’s coming along pretty good and with a January thaw Bruce ...

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DHW troubleshooting

Feature Story Know the basic rules when checking a domestic hot water systemBy George Lanthier In this article we are going to take a look at basic rules for troubleshooting domestic hot water heaters. Most of this information is from the book The Hot Water Handbook by Bob Suffredini and myself and many thanks for the orders; that always seems ...

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When good goes bad

Feature Story Proper testing of system anti-freeze will help prevent problems down the roadBy George Lanthier In many of my seminars, especially those about hydronics and cold-weather servicing of heating systems, an issue comes up that always surprises me that people don’t know about: how non-toxic or inhibited propylene glycol solutions, or system anti-freeze, can go bad and you may ...

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Center of attention

Feature Story REHAU radiant heating and cooling system facilitates energy efficiency at Earth Rangers Centre A REHAU radiant heating and cooling system was recently installed in one of Canada’s most innovative and energy-efficient buildings, the Earth Rangers Centre in Woodbridge, Ontario, Canada. The 60,000-square-foot facility, which officially opened in October 2004, functions as a wildlife refuge and hospital and as ...

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Eye of the beholder

Feature Story Figure1 Using the ‘Lanthier Scale” can simplify burner setup By George Lanthier Many of us have heard of setting up a burner by eye. This procedure ranks right up there in the annals of dumb with so many other backwards and antiquated ways of doing things that only those grouped in the clan of the criminally stupid still ...

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