Heating Systems

Heating Systems

This playlist covers repair and replacement tasks for residential heating systems. Gas and electric systems are covered here, hydronic systems are in another playlist.

Learn more about NexTech Academy's HVAC curriculum at https://www.nextechacademy.com

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Heating Systems
  • Gas Burner Types and Maintenance

    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

  • How to Perform Maintenance on a Gas Furnace

    In this video, we will go step-by-step on what items to look for, what items to clean, and what to check when performing maintenance on a gas furnace.

  • 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.

  • How to Install a Powered Humidifier

    In this video, we will show you how to install another popular type of humidifier - the powered humidifier. These are popular on some types but not all types of heating systems. Always follow the manufacturer's recommendations for installing and wiring these. There are also many different types o...

  • How to Install a Bypass Humidifier

    This video will show you how to install a bypass humidifier. In this video, we will demonstrate how to install an Aprilaire® humidifier. Always follow the manufacturer's instructions when installing humidifiers. Also, the wiring can be done in multiple different methods depending on the installat...

  • How to Install a Steam Humidifier

    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.

  • How to Replace a Thermal Expansion Valve on a Heat Pump

    Heat pumps use more than one expansion valve due to the fact that the refrigerant can flow in both directions. In this video, we will show you how one of these popular valves is replaced on the outdoor unit as opposed to the typical replacement on an indoor coil.

  • How to Install a Low-Water Cutoff for a Boiler

    In this video, we will show you the procedures for installing a low-water cutoff for a boiler. When you are troubleshooting boilers in the field, especially old ones, this is a very common component that will need to be replaced. These will also vary greatly from brand to brand, along with differ...

  • How to Add and Remove Refrigerant

    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

  • Testing and Installing a Transformer

    In this video, you will learn how to accurately test and replace a transformer on an operating HVAC system.

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  • How to Measure Static Pressure

    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.

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  • Replacing a Condenser Coil

    Often, a customer's condenser coil may be damaged by hail, ruined by corrosion, and cannot be combed out. Or, it could have a refrigerant leak, and be under warranty. In these cases, the coil itself on the outdoor unit needs to be replaced. This video will describe how this process is done.

    Inte...

  • 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

  • EAC Maintenance Steps

    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

  • How to Join Black Pipe and Perform a Gas Leak Search

    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

  • Troubleshooting Gas Piping

    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...

  • Installing a Compressor Terminal Repair Kit

    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.

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  • 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

  • Installing a Surge Protector

    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

  • 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

  • How to Add Propylene Glycol to a Boiler System

    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.

  • How to Install and Setup a Glycol Feeder

    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.