Refrigeration contractor - Articles

Smart Care Acquires Kentucky Refrigeration Firm

June 26, 2025

With the addition of Mr. C Refrigeration, Smart Care furthers its commercial refrigeration capabilities in the Louisville, Kentucky, area and the surrounding region.

Honeywell Announces 42% Surcharge on R-454B

More bad news for contractors already bracing for a shortage of the new A2L refrigerant

Joanna R. Turpin

April 17, 2025

More bad news for contractors as Honeywell significantly hikes the cost of R-454B, citing increased demand, rising raw material costs, and anticipated tariffs.

Texas Contractor Adds Commercial Refrigeration Service

The ACHR NEWS Editorial Staff

July 19, 2024

The expansion reflects the company’s commitment to meeting the evolving needs of customers and enhancing its service offerings, a press release from Climate Specialists said.

Basic Refrigeration: Major Components in the System

This second part of the series describes what techs need to know about components

Don Fort

April 30, 2023

In order to install or diagnose issues in a refrigeration system, technicians must first have a solid grasp of its key components.

Solving the Technician Shortage Problem

Finding skilled refrigeration techs is difficult, so NASRC is tackling the issue

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.

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.

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.

Tips for Troubleshooting the Low Side of a Refrigeration System

Oil-logging can often cause restrictions

John Tomczyk

May 6, 2019

Oil-logging is often a major cause of low-side restrictions, and there are many ways in which evaporator and suction lines inside tubing can become oil-logged.

Some Modifications Can Make HVAC Systems More Serviceable

Make sure it makes sense and doesn't change the design of the system

Joe Marchese

May 6, 2019

When installing or repairing a refrigeration system, technicians should look for opportunities to slightly modify the system (without changing its design) to make it more serviceable.

Contractor Network Boosts Natural Refrigerants

Ron Rajecki

February 19, 2018

Refrigeration contractors who are looking to promote their companies’ expertise in the growing natural refrigerants market can get a boost from a network sponsored by the North American Sustainable Refrigeration Council (NASRC).