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Maxitrol Celebrates 75 Years

Michigan manufacturer tracks its development from gas valves to high-efficiency equipment

June 25, 2022

Last week, Maxitrol celebrated its 75^th anniversary with a proclamation from the mayor, marking the milestone and its contributions to the HVAC industry at large.

Benomi New Location.jpg

Bonomi Group Triples Size of North American Headquarters

June 14, 2022

The Bonomi Group, a manufacturer of valves and flow control products, is nearly tripling the size of its North American headquarters in Charlotte, North Carolina.

Refrigerant charge.

Determining the Correct Refrigerant Charge

Several methods can be used to ensure the right amount is used in a refrigeration system

May 24, 2022

When adding refrigerant to a refrigeration system, there are several different methods a technician can use to determine the correct amount needed.

Pinch-Off Tool

The Benefits of Using the Pinch-Off Tool

This handy tool can help ensure leak-free refrigeration systems

March 2, 2022

Many new self-contained fractional horsepower refrigeration systems will be shipped from the factory with no service access ports.

Sanhua’s SEC Superheat Control Kit.

Sanhua Supplies Parts for Electronic Systems

Switching from manual to electronic will require new valves and controls

February 28, 2022

Replacing manual parts with electronic was the theme at Sanhua’s booth at the AHR Expo.

Refrigeration Gauge.

Refrigerant Migration Can Cause Valve Damage

An automatic pump-down system can combat migration problems

February 16, 2021

In most refrigeration and air conditioning systems, refrigerant will want to travel, or migrate, to a place where the pressure is the lowest.

Warren-Control-Valves

Warren Controls: Control Valves

April 6, 2020

This upgraded version of its AmurAct is designed for 1.5 million cycles and can withstand ambient temperatures up to 140°F.

Shutoff-Valve-Series

Emerson: Shutoff Valve Series

March 23, 2020

The product offers a close-off pressure of 75 psi and provides an elevated flow rate resulting in a high Btu rating.

Digital-mixing-valve

Powers, a Watts brand: Digital Mixing Valve

January 13, 2020

Now available in new 1.5- and 2-inch sizes, this smart mixing valve connects through the building automation system (BAS).

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How to Diagnose a Thermostatic Expansion Valve Failure

Tips for understanding the role of the TXV, and how to service it

Orr hs

January 6, 2020

This article will hopefully save the lives of a few TXVs and the pocketbooks of some customers.

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