Sanhua Supplies Parts for Electronic Systems Switching from manual to electronic will require new valves and controls Maria Taylor February 28, 2022 No Comments Replacing manual parts with electronic was the theme at Sanhua’s booth at the AHR Expo.Read More
How to Use a Micron Gauge Ted Craig January 27, 2022 No Comments Many technicians believe that a vacuum pump actually pumps ‘liquid’ moisture out of a system. This is not true.Read More
How to Determine the Cause of Mechanical Compressor Failure Strategies for HVAC technicians servicing failed compressors Ted Craig December 16, 2021 No Comments Airflow is one of the leading causes of failure for compressors.Read More
How to Measure Net Oil Pressure Many larger refrigeration and air conditioning systems have oil pumps John Tomczyk November 24, 2021 No Comments Before servicing any refrigeration or air conditioning systems that contain an oil pump, technicians should make sure they understand the difference between net oil pressure and oil pump discharge pressure.Read More
Smart Thermostats Help Consumers Cut Energy Costs Manufacturers partner with local utilities to improve grid performance Ted Craig November 3, 2021 No Comments The smart thermostat market continues to get crowded.Read More
Compressor Uses Continue to Expand as Unit Sizes Contract Next generation of compressors looks smaller, quieter, and not necessarily in cooling Robert Beverly October 18, 2021 No Comments Have 166 years of small improvements and occasional leaps in chemistry taken us to the limit of what compressors can do?Read More
How to Determine the Cause of Electrical Compressor Failure Strategies for HVAC technicians servicing failed compressors Ted Craig September 30, 2021 No Comments The first step consists of determining the compressor’s mode of failure. Was it electrical or mechanical?Read More
Replacing Constant Cut-In Temperature Controls Most newer refrigeration systems use electronic temperature controllers Joe Marchese September 15, 2021 No Comments When replacing an older mechanical temperature control, an option for some systems is to replace the older control with a newer electronic version.Read More
Prevent Premature Compressor Wear Due to Internal Overheating Measuring discharge temperature provides insights into system workings John Tomczyk September 6, 2021 2 Comments Any compressor that gets too hot or is overheated is subject to premature wear between its internal moving parts.Read More
2021 Dealer Design Awards: Components & Accessories ZoomLock Push Refrigerant Fittings Produce Consistent Connections Gordon White July 26, 2021 No Comments The Gold award in the Components and Accessories category goes to Zoomlock’s Push fittings, which are push-to-connect refrigerant fittings.Read More