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Engineering
ONE CAUSE FOR ICED-UP EVAPORATORS
In the HVACR world, it is not impossible that the designers of a walk-in cooler/freezer to mistakenly chose the wrong FPI (fins per inch) selection for the application you are servicing. Here is a table to reference when you are looking at possible causes of an iced-up coil. With fin spacing too close, frost can …
MIDDLE TN RSES TO HOST HVACR CONTROLS COURSE
Get ready Nashville for the much anticipated and most requested HVACR training experience. Continue to monitor this website for information regarding registration for this seminar.
A GAME-CHANGING APP
I just can’t say enough about an app that has become an essential part of my life and the overall operation of our HVACR service team. I am talking about EVERNOTE. It is one of the best ways to assemble, organize and present information that I have ever seen. Now you may be thinking that …
Indoor Air Quality Begins Here
The final factor in evaluating the air distribution in a space is the comfort of the occupants. In general, a person is thermally comfortable when body heat loss equals body heat production. What most people call a “draft” is simply a slight movement of air that results in a local feeling of “coolness.” It has …
THE SUCTION LINE ACCUMULATOR
A defective expansion valve, refrigerant overcharge, or extremely low load may permit liquid refrigerant to reach the compressor from the evaporator. Because liquids are not compressible, the pistons and valves can suffer damage from such “slugs” of liquid. To prevent this, you can put a suction accumulator in the suction line between evaporator and compressor. …
VIBRATION ELIMINATORS
Rigid connections at the compressor are prone to crack or break from vibration and stress. The cause may be discharge gas pulsation or compressor movement because of high torque. There is a simple way to prevent line breakage from these causes. Install vibration eliminators in both the suction and discharge lines. They should be the …
Largest Memphis Area Public Company Employers
Information on The List was obtained from each individual organization through surveys and could not be independently verified. In case of ties, companies are listed alphabetically.
EMERSON’S REFRIGERATION CONTRACTOR WEEKLY
FOR ALL YOU REFRIGERATION GUYS OUT THERE…..FIND OUT MORE HERE: https://goo.gl/EK8fSA There is a lot going on in the world of Refrigeration. Electronics, alternative refrigerants and new ways to service equipment. One way to keep ahead of these changes and grow your business is to sign up for Refrigeration Contractor Weekly.
HVAC CONTRACTOR DIRECTORY
Here is a great way to get your company noticed. REA READ MORE HERE