In this video, you will learn how to accurately test and replace a transformer on an operating HVAC system.
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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.
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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.
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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.
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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.
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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.
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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.
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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
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.
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In this video, we will show you in detail how to diagnose, troubleshoot, and replace zone valves on a boiler system in the field.
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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.
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In this video, we will show you how to properly diagnose and replace an aquastat for a boiler system.
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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.
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This video will demonstrate the proper way to diagnose and/or replace a pressure switch on a gas-burning appliance in the field.
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Here, we will show you how to properly clean ribbon burners on a non-condensing boiler system in the field.
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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.
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In this video, you will learn how flame sensors operate, and how to maintain them in a gas heating system.
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This video showcases the proper way to inspect a primary and secondary heat exchanger on a condensing furnace in the field. This method can also be done on non-condensing furnaces as well. This is an important part of any heating system inspection and/or service calls as well.
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This video guides you through the various types of igniters. You will also learn how to perform general maintenance on them.
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In this technical video, we will show you how to properly diagnose and troubleshoot common problems with igniters and flame sensors on gas-fired equipment.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
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.
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In this video, we will demonstrate how to properly diagnose a bad gas valve on a standard furnace you would encounter in the field.
Interested in learning more about NexTech Academy? Visit https://www.nextechacademy.com
