HVAC equipment can have many different types of relays to turn different components on and off. In this video, we will show you the different types of relays found on equipment and how they operate.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
Here, we will show you how to test pressure relief valves and temperature/pressure gauges on boiler systems in the field, along with how to replace them.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
Installing glycol feeders are necessary in cold climates where the possibility of frozen boiler lines happens or could happen. In this instructional video, we will show you how to install these in the field.
