Emerson joins the VFD market
USA: Emerson has announced the introduction of a family of Copeland variable frequency drives for commercial and industrial refrigeration applications. READ MORE HERE
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HVACR Education News
NASHVILLE SHEET METAL SHINES
Advance Your HVACR Skills
Next week in Nashville – Free Seminar – Reserve Your Seat! https://midtennrses.net/meeting-info/
GET READY – CONTROLS COURSE COMING TO NASHVILLE
WATCH FOR NEWS ON THIS AND OTHER UPCOMING EVENTS AT MIDTENNRSES.NET ONLINE REGISTRATION HAPPENING SOON! FOR MORE INFORMATION ON HVACR HAPPENINGS, VISIT MIDDLE TENNESSEE RSES HERE
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.
HANDS-ON COMPRESSOR TRAINING AT MIDDLE TN RSES
Members and guests got to check a fractional hp compressor for good/bad windings at the June 2017 Regular Monthly Meeting at the Middle TN Chapter. Jayson Goff, CMS was the seminar leader and had just returned from a winning battle over Stage 4 cancer. By the way, the compressor was deemed terminally ill by Larry …
Sheave Maintenance
Routine maintenance of blower sheaves should include a close examination of the alignment of the motor and blower sheaves. Proper belt tension is also important to maintain the life of the sheaves. Groove gauges are often provided by belt and sheave suppliers to test the sheave walls for wear to determine the need for replacement. …
ECOBEE THERMOSTATS AND DEHUMIDIFICATION
Dehumidification features are common on residential systems ever since the introduction of variable speed blower motors. The system is set up so that the blower can produce less CFM per ton when latent (humidity) load in the space is higher than the setpoint relative humidity. Slowing the blower increases moisture removal by reducing the sensible load on …
Working With HVACR Condenser in Cold Climates
Special considerations must be taken when installing condensers in cooler climates. During the colder weather, a winterizing valve should be utilized to maintain head pressure. This valve is actuated by a pressure difference between its inlet and outlet. The figure shows a “Winterstat” brand. Other valves may be used such as a “Headmaster” valve. If …
RSES ADDS SECTION 609 CERTIFICATION TO EXISTING 608 CERTIFICATION
One of the U.S. Environmental Protection Agency’s many duties is to oversee programs that protect the stratospheric ozone layer. Section 608 and 609 of the Clean Air Act enforces activities that protect the ozone layer as they apply to refrigeration and air conditioning systems. READ MORE Save time and take the test online! The 609 …
RSES ADDS SECTION 609 CERTIFICATION TO EXISTING 608 CERTIFICATION Read More »