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Home » Topics » HVAC Contracting

HVAC Contracting
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The Importance of Motor Shaft Alignment

May 7, 2007
The objective of optimized shaft alignment is to increase the operating life span of rotating machinery. To achieve this goal, components must be made to operate within their acceptable design limits.
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PEAK Performance for the Technical Professional - Part Two

Jim Johnson
May 7, 2007
This second part of a six part series looks at a simple, down-to-earth way to consider professionalism - something that can be described as the “technical professional’s personal policy.”
Read More

A Review of the Refrigeration Cycle

Mike Taitano
May 7, 2007
This article discusses the refrigeration cycle, highlighting the various components - compressor, condenser, metering device, and evaporator - and the flow of refrigerant through the system.
Read More

New Home Sales Tick Up in Uncertain Climate

May 7, 2007
Sales of new single-family homes increased a slight 2.6 percent in March to a seasonally adjusted annual rate of 858,000 units, following sharp declines in both January and February.
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Rooftop Units Reach New Heights in Performance, Efficiency, and Flexibility

Shawn Wood
April 23, 2007
When rooftop units first came on the scene three decades ago, they were a rather basic solution for controlling temperature in one-story commercial buildings. Fast forward and that has all changed.
Read More

Btu Buddy 49: Grounded Compressor Motor (Continued)

Bill Johnson
April 23, 2007
In this edition of the Btu Buddy series, Part 2 of last month’s article, Bob and Btu Buddy meet the next morning to change the compressor in the system.
Read More

Change Your Corporate Culture to Enable Change

Bruce Merrifield
April 23, 2007
“Innovate or die” is not news. But, innovation requires companies to change, and unfortunately, most can’t do much more than fine-tune their past. So how do we change how we’ve been trying to change?
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NYSERDA Offers Ways Schools Can Save

April 23, 2007
Did you know that typically the largest controllable budget category in a school is energy related? Did you know that 5 to 25 percent of utility costs can be cut by implementing these recommendations?
Read More

A Guide to Understanding HVAC Filter Selection

April 9, 2007
Effective air filtration provides the primary defense for building occupants and HVAC equipment against pollutants generated within a building as well as pollutants from air drawn into a building from the HVAC system. That’s why selecting the right HVAC filter is so critical.
Read More

PEAK Performance for the Technical Professional - Part One

Jim Johnson
April 9, 2007
This first part of a six part series discusses the subject of technicians, professionalism, and how they feel about the way their customers sometimes view them.
Read More
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