Handling Refrigerant & Other Gases Safely
Refrigerants and other gases used in the HVAC industry need to be respected and handled safely. The information given here…
Tag: Misc
Understanding Active Dissipation
Along with new refrigerant for 2025, we’re also seeing new components for safety to be compatible with new Federal guidelines. …
Understanding A Model Number
Why would you need to know what the letters and numbers in the model number represent? Can knowing the information…
45 MBCA Ductless Unit and the “CP” Error Code
Most ductless products have all of the error codes listed in the installation and service manuals. Error codes listed in…
Defrosting Thermostats: Learning & Understanding Heat Pumps
We have multiple articles about the defrost boards for residential and commercial units on our website and each has addressed…
Ductless Units and Compatibility Verification
There are several different types of ductless heating and cooling systems. These systems can be combined with various indoor and…
Condensation From a High Efficiency Furnace
High efficiency furnaces, also known as 90% furnaces or condensing furnaces, use two heat exchangers to remove more heat from…
Evaporator Coil Corrosion: Why Do Some Corrode Faster Than Others?
Indoor coil corrosion followed by leak failure has been an issue in the HVAC industry for a long time. Although…
48GC Package Unit & System Sensor Smoke Detector D4120 Setup
Smoke detectors can be used in many different residential and commercial applications. They can be utilized using the smoke shutdown…
Vacuum Pump Performance
Most technicians are aware of the importance of changing the oil in your vacuum pump regularly. However, if you aren’t,…