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Featured Stories

Overseas Interest in R-22 Replacement swells

More and more countries look to the U.S. for HFC experimentation.
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Ammonia Leak From Rail Car Puzzles Troubleshooters

Why the valve and ammonia didn’t freeze is a mystery.
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Looking Many Days Into the Future

Conference addresses challenges unique to contractors and technicians dealing with supermarkets.
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The Importance of System Discharge

Failure to read the discharge pressure could lead to misdiagnosing the problem or not finding the real problem.
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Michigan ACCA Explores Issues at State Meeting

Convention seminars guest speakers Charlie Greer and Dick Shaw, aim to keep the hvacr industry informed.
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Taking the Work We Do to the Highest Level Possible

"You don't want to end up like him, do you?" A customer's shocking attitude towards hvacr technicians.
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Bush, Gore, and the Hvacr Spin

Translating political truth from fiction requires a concerted effort.
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How to Determine Speed for an Ac Induction Motor

Learning to understand the relationship between motor and speed and poles will help you become a more effective field service technician.
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Restricted Airflow: A Common Culprit

Ace troubleshooters utilize service checklists as well as critical analysis to determine problems.
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A/C/R Compressors That Work With CO2

CO2 compressors show that very good efficiencies can be achieved at low-temperature applications compared to a one-stage compressor.
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2014 SMACNA Annual Convention

Views from the 2014 SMACNA Annual Convention in San Antonio.


NEWSMakers: Chris Mathis

Chris Mathis, president of Mathis Consulting Co. and vice chair of ASHRAE’s residential ad hoc committee, talks about ASHRAE’s exploration into the residential market. Posted on Oct. 17.

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NEWS 10-27-14 cover

2014 October 27

Check out the weekly edition of The NEWS today!

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DOE has denied AHRI’s petition for reconsideration of walk-in standards. Is it getting harder to reach consensus on efficiency standards?
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2015 National Plumbing & HVAC Estimator

Every plumbing and HVAC estimator can use the cost estimates in this practical manual!

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