Chillers & Towers

ARTICLES

Chiller Maintenance: Tips from the Pros

May 07, 2012
HVAC contractors — both residential and commercial — place a great deal of emphasis on system maintenance and how it directly relates to lower operating and service costs. Here some HVAC contractors weigh in with tips that will prevent a lot of unnecessary chiller service or replacement.


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The Importance of Chiller Training

May 07, 2012
If you ask any successful HVAC contractor what the keys to business success are, one of the answers would certainly include a well-trained staff. 


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Chiller System Solves Challenge Posed by Log Cabin

May 07, 2012
The homeowners wanted to maintain the integrity of the exposed wood of the home and did not want any visible signs of ducting or outlets on the interior; and no mechanical “boxes” around the exterior. What was the solution? 


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Scale Free Systems: HVAC Water Treatment Service

February 27, 2012
HVAC water-cooled systems require water treatment to prevent scale formation and corrosion, which is often done by using chemicals to treat the water, the company says. Scale Free Systems is a patented water treatment process that eliminates and reverses scale buildup and corrosion without the use of chemicals.


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New Products Displayed at the AHR Expo

February 13, 2012
The NEWS reports on new products found by our editors at the recent AHR Expo in Chicago. Products are listed in alphabetical order within each category.


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Beyond the Flange: Maintaining Chiller Systems

January 23, 2012
While the chiller is typically the most visible part of the system, other key components include chilled and condenser water pumps, cooling towers, heat exchangers, etc. This article focuses on maintaining these components “beyond the flange,” which are found in most typical building comfort cooling applications.


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Evaluating Low GWP

January 23, 2012
The Air-Conditioning, Heating, and Refrigeration Institute (AHRI) is moving forward with an ambitious project to identify low global warming potential (GWP) refrigerants. What does that mean?


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Baltimore Aircoil Co.: Cooling Tower Fan

January 16, 2012
Providing a 12- to 15-dBa sound reduction, the Whisper Quiet Fan for the PT2 cooling tower has CTI certified thermal capacity, and is ASHRAE 90.1 compliant, says the company. The fan itself is a chemical resistant, durable, high solidity, single piece, molded fan made out of fiberglass reinforced polyester.


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Clearwater Enviro Technologies Inc.: Limescale Eliminator

December 19, 2011

An environmentally friendly product, the ScaleBlaster eliminates formation of limescale deposits in pipes, cooling towers, boilers, and other applications. The equipment is comprised of a computerized control box and a signal cable that is wrapped around the outside of the pipe.


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SWEP: Chiller Brazed Plate Heat Exchanger

December 19, 2011

The DP700 is a compact brazed plate heat exchanger for chillers. According to the manufacturer, it is a compact brazed plate heat exchanger that outperforms traditional evaporators for chillers. The true-dual brazed plate heat exchanger is designed for R-410A chillers, with a cooling capacity range up to 700 kW.


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Multimedia

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2012 ACCA Conference & Indoor Air Expo

Highlights from the 2012 ACCA Conference & Indoor Air Expo in Las Vegas.

Podcasts

NEWSMakers: Doyle James
Angela Harris sat down with Doyle James, president of Aire Serv to discuss the ins and outs of franchising. Whether you are looking for a franchise opportunity or are content with the way things are, this man has some business tips for every HVAC contractor.
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THE MAGAZINE

ACHRNEWS

NEWS 05-21-12 cover

2012 May 21

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