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Replacing a Service Valve
After watching this you can successfully replace a faulty or leaking service valve on an air conditioner or heat pump.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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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
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Replacing an Evaporator Coil
We will show you the right way to replace an evaporator coil on a system. This is an important task that needs to be done by technicians in the field.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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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
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Testing and Replacing a Power Switch
In this video, we will show you how to correctly test and replace a 120-volt power switch for a gas furnace.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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Checking and Setting Incoming and Manifold Gas Pressure
Checking incoming gas pressure along with checking the manifold gas pressure on a gas-burning appliance is a task all HVAC technicians need to know. We will be discussing this in detail in this video.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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Thermostat Troubleshooting
Here, we will discuss how to properly troubleshoot and replace a thermostat on a system in the field.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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Installing and Repairing Flexible Duct
Here, we will show you how to install and repair flexible ductwork on a system in the field.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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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
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Replacing a Thermostat
This is a task that you will do very often in the residential HVAC industry. In this video, we will explain how to perform this very common task.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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Running a New Thermostat Wire
There are a couple of different methods of running or replacing a thermostat wire in a customer's home. In this video, we will show you more than one way to get this job done.
Learn more about NexTech Academy's HVAC curriculum at https://www.nextechacademy.com
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Attaching Gauges and Measuring Superheat and Subcooling
In this important video, we are going to show you the necessary steps of how to properly attach gauges and measure superheat and subcooling on a system in the field. This will allow you to know if a system in the field is undercharged, overcharged, or charged correctly.
Interested in learning mo...
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How to Cut, Strip, and Crimp Wire
There are correct and incorrect methods of cutting, stripping, and crimping electrical wiring. In this video, we will demonstrate how to do this properly and safely.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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The Electric Heating Element
We will walk you through an introduction to the electric heating element and the components that make it up.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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The Blower Assembly
In this video, we will show you all of the major components that make up the blower assembly in a typical gas furnace.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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Normal, Under, and Over-Charged Systems
We will show you what a system looks like when it has normal, overcharge and an undercharge of refrigerant.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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Installing an LP Conversion Kit
You will learn about the steps it takes to convert a system from natural gas to propane and what you need to do to install an LP conversion kit.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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Metering Device Testing and Replacement
This video will demonstrate steps on how to test thermal expansion valves on evaporator coils for air conditioning equipment in the field.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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Applying Acid Neutralizer and Flush
This video will show you how to properly neutralize the acid in a refrigeration system and flush the system with an r-11 flush kit. This procedure should be done any time a system has acid in it, or when a compressor has been replaced due to a burnout.
Interested in learning more about NexTech A...
