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Home » refrigeration service

Articles Tagged with ''refrigeration service''

Doug Milu from Publix

Solving the Technician Shortage Problem

Finding skilled refrigeration techs is difficult, so NASRC is tackling the issue
Joanna Turpin
Joanna R. Turpin
March 30, 2023
There are advantages and disadvantages to being a refrigeration technician. The industry needs to work together to reduce the disadvantages and expand the opportunities, so that people want to make a career in refrigeration service and installation.
Read More
Refrigertation Checklist

Checklists Can Help Determine What Is Causing the Problem in a Refrigeration System

Confusing High-Side Temperatures
John Tomczyk
March 22, 2023
There are several reasons why the compressor discharge temperature of a refrigeration system can be high when the condensing temperature is not, and a checklist can help a technician figure out the root problem.
Read More
NASRC.jpg

NASRC Offers Free Natural Refrigerant Training Summit

The 3-day event for refrigeration technicians will cover CO2 and propane installation/service
February 27, 2023

NASRC is hosting its first-ever Natural Refrigerant Training Summit in Irwindale, California from April 4-6, 2023.


Read More
Professor John Tomczyk

The Definitive Guide to Temperature Glide, Part 2

Always consult the P/T chart when calculating superheat and subcooling for refrigerant blends
John Tomczyk
January 20, 2023
Service technicians need to be careful when reading the pressure/temperature chart because if they choose the wrong values, they will make mistakes diagnosing the system.
Read More
Refrigerant Technician

The Definitive Guide to Temperature Glide, Part 1

Technicians must understand how to calculate temperature glide for refrigerant blends
John Tomczyk
November 30, 2022
The HVACR industry will soon be using low-GWP refrigerant blends, some of which have a temperature glide when evaporating and condensing. As these refrigerant blends change phase, there’s a change in their composition, which technicians must be able to calculate while in the field.
Read More
Chris Hanks

Tech of the Month — November 2022: Chris Hanks of Superior Services

Hanks is recognized as the technician of November 2022
Hannah Belloli
Hannah Belloli-Oster
November 16, 2022
Hanks has known since high school that he wanted to enter the trades and since then, has become the “go-to tech” in his area.
Read More
Heatcraft-Training-2.jpg

Heatcraft Offers Refrigeration Training Opportunities

Classes ranging from beginner to advanced will be offered this fall
November 1, 2022

Heatcraft Refrigeration Products has expanded its training capabilities and is offering a variety of classes this fall.


Read More
Murphy-Logo

Murphy Company Completes Asset Acquisition Of State Mechanical

November 18, 2021

Murphy Company has closed on the asset acquisition of State Mechanical. 


Read More
FROSTlines

Five Rules for Charging Refrigeration Systems

The charging process can be tricky without the help of these guidelines
John Tomczyk
June 10, 2019
When the nameplate charge is not specified, there are guidelines and techniques all technicians should follow when charging a system.
Read More
There are many accessories, like the TXV pictured here, that can be added to an operating system. - The ACHR News

Refrigerant Subcoolers Can Often Increase Overall System Efficiency

Understanding when to apply refrigeration accessories is an important skill
Joe Marchese
June 10, 2019
Understanding how accessories are properly used will allow technicians to better maintain and repair refrigeration systems.
Read More
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