Articles by Bryan Orr

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Bryan Orr: Virtual reality still needs work for HVAC techs

Virtual reality has officially arrived in the skilled trades — used in everything from construction management, welding tutorials, to HVAC technician trainings. But are we ready to make virtual reality our new normal?
Bryan Orr
September 27, 2019

I HAVE ALWAYS LOVED NEW TECHNOLOGY. And as a kid, I was an early adapter. My first computer was a DOS 286-based PC, and to cure my boredom, I quickly learned how to boot up basic programs from a 5.25 floppy on that machine.


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Mastercool: Leak Detector

Leak Detector Maintenance and Care

Quality care and testing will help find leaks the first time
Bryan Orr
May 27, 2019
A good leak detector is a big investment and one of the more important tools a tech has on the truck. One thing that I have learned is that with leak detectors care, maintenance, and testing is a huge part of finding leaks the first time.
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Three-Phase-ACHR-NEWS

Three-Phase Power and Voltage Imbalances

A little electrical knowledge can go a long way in troubleshooting HVAC systems
Bryan Orr
March 18, 2019
In HVAC, we rarely need to have a deep understanding of electrical design. But there are a few cases where a little understanding can go a long way in identifying issues before they cause trouble, and that is the intent of this short article.
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Deep Evacuation on a Grocery Store Rack - The ACHR News

How to Properly Evacuate Refrigerant

Don’t Suck When Pulling a Vacuum
Bryan Orr
February 25, 2019
Evacuation is often called “vacuum” or “pulling a vacuum,” and it’s one of the most important parts of the HVACR installation and repair process where the refrigerant circuit is involved. Our goal should be to keep the closed refrigeration circuit clean, dry, and tight — just like I was taught since the very first week of HVAC school.
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EE_Technical

A Really Loud Compressor

Bryan Orr
February 4, 2019

Yesterday I walked up on one of our managers who was talking to a junior tech diagnosing an intermittent controls issue on a pool heat pump.
In the background, you could hear an extremely loud compressor.


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