This tech tip is written by experienced tech and VRF / VRV specialist Ryan Findley. Thanks, Ryan! (Note: Ryan refers to VRV rather than VRF because he specializes in Daikin, and these articles are written from a Daikin VRV perspective. Ryan has also written an article about VRV basics and some VRV installation tips.) This […]

There are three reasons why I don't like infrared thermometers for many HVAC tasks. #1 – The laser can be misleading The laser dot is just a point of reference, not an exact point where it is reading. Often the thermometer will read lower, higher, or over a MUCH wider area. Unless you are right […]

Courtesy of Emerson It is important to have refrigerant that is free from debris and contaminants, and we control these issues on many different fronts. 1. Proper tubing handling preventing copper shavings, dirt, and water from entering while installing. 2. Flowing nitrogen while brazing to prevent carbon build-up. 3. Deep vacuum of 500 microns or […]