-
Repairing a Leak on a Ductless System
Performing leak repairs on ductless systems is a task any good HVAC technician needs to understand how to do. In this video, we will show you where the most common leaks are, how to repair the leak, evacuate the system, and how to properly charge a ductless system.
-
How to Perform Maintenance on a Ductless System
Ever wonder how to run a maintenance call on a ductless system properly? In this video, we will show you how to pull a blower wheel, clean an evaporator using a hose bib system, and check the system for proper operation without using gauges.
-
Measuring Resistance
In this video, we will show you how to use a multimeter to check resistance on an electrical circuit in the field, which is a vital task for diagnosing equipment problems.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
-
Measuring Current
Knowing how to check the current on system components is vital to an HVAC service technician. In this video, we will demonstrate how this is done.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
-
Cleaning and Unclogging a Condensate Drain Line
This is one of the most common summertime calls. We will show you the methods of cleaning and unclogging a drain line for an A/C system.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
-
Measuring Voltage
It is imperative that you know how to safely and properly measure voltage on a system in the field. In this video, we will show you how to properly measure voltage on a piece of equipment.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
-
Airflow Problems at Coils
We will show you the importance of airflow on the coils and what types of problems are associated with airflow. We will look at indoor evaporator coils and outdoor condensing coils.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
-
Recovery Pressure Testing and Evacuation
In this video, we will show you the basics of how to recover refrigerant from a system, pressure test it when a repair or installation is performed, and evacuate it to a proper vacuum.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
-
How to Flare Copper
This is a task you will do often with a mini-split or ductless system. In this video, we will show you the correct way to make flared copper joints.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
-
Ductless System Operation and Maintenance
Here we will introduce and describe how ductless systems operate.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
