Maintaining burners on a gas furnace is a fundamental part of performing maintenance. In this video, we will show you the different types of burners, and how to maintain them in a gas furnace.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

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.

Steam humidifiers are gaining popularity due to the amount of added humidity they can provide your customers. In this video, we will show you how to install a Honeywell® canister-style steam humidifier which is a very popular model used in residential HVAC.

This video will show you the in's and out's of adding and removing refrigerant to a cooling system in the field. We will discuss heat pump charging in a separate video.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

Measuring static pressure is a vital task that must be performed in order to understand how the system is operating. It is also equally important to understand if there is a problem with the ductwork. This video will demonstrate how this is done.

Interested in learning more about NexTech Acade...

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

In this video, we will show industry-proven steps and tips on how to maintain electronic air cleaners.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

Here, we will demonstrate how to join black iron gas pipe, and how to perform a gas leak search on a gas heating system in the field.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

In this instructional video, we will show you how to troubleshoot problems in the gas piping going to a gas furnace. Everything from inlet gas pressure, gas regulators, manifold pressure, and gas piping problems.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy...

Many times you can have a compressor that has burned out terminals on it. This is usually caused by a loose connection. In this video, we will show you how to install a compressor terminal repair kit to get the system back up and running.

Interested in learning more about NexTech Academy? Visit ...

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

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

We will introduce you to the surge protector, as well as an industry-proven method of how to install them on a system. Depending on your region, these can be a great add-on to any maintenance or service call.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

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

In this video, you will learn about emergency pan float switches and the EZ trap float switches and how to install them.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

Adding glycol to a boiler system is necessary for cold climates where the possibility of frozen boiler lines happens or could happen. In this instructional video, we will show you how to add glycol to an existing system in the field and show you which tools you will need to perform this task.

Having the right mindset is key to performing a quality maintenance visit. In this video, we will go over the key steps to performing maintenance on boiler systems. A safe, functioning system is vital to the success of the business and keeps technicians busy throughout the year.

Are you ready to learn about aquastat controls? This video shows you how they work, and how they control a boiler system.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

In this video, we will show you how to properly replace a failed boiler expansion tank on a system in the field. This is an important task for any boiler technician in the field. We will also give tips on how to make this process easier.

Interested in learning more about NexTech Academy? Visit h...

Let's focus on the different types of boiler expansion tanks you will see in a residential setting. We will also cover the process of testing these in the field.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

In this video, we will show you in detail how to diagnose, troubleshoot, and replace zone valves on a boiler system in the field.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

You will be shown how to properly test a zone valve for operation on a hydronic heating system in the field. These should be inspected any time you are on a maintenance or service call.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com

Air is the enemy in a boiler system and needs to be removed from the system for proper operation. In this video, you will learn how to correctly purge air from a hydronic heating system using standard hoses and boiler drains.

Interested in learning more about NexTech Academy? Visit https://www...

This video will demonstrate the proper way to diagnose and/or replace a pressure switch on a gas-burning appliance in the field.

Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com