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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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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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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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.

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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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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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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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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.

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Beyond the troubleshooting techniques shown in this video, you will also learn how to select and install a universal control board for a gas furnace.

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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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We will show you a step-by-step procedure of properly troubleshooting and replacing a PSC blower motor in a standard gas furnace. Troubleshooting ECM motors are in a separate video.

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In this video, we will be discussing the different troubleshooting methods for diagnosing problems with relays, sequencers, and solenoid valves.

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Here, we will discuss the different contactor types you will run across in the field, along with how to test and replace these on air conditioners and heat pumps.

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Here, we will show you how to install and repair flexible ductwork on a system in the field.

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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.

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Heat exchanger inspection is a task that should be done on every gas-burning appliance to ensure the safety of not only the heat exchanger but the customer. In this video, we will show you the steps needed to perform an inspection on one.

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Cleaning blower assemblies is a task that many service and maintenance technicians will do often throughout their careers. In this video, best practices are shown of how to do this.

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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.

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Testing ECM motors are quite different than testing a standard PSC motor. In this video, we will show you how to correctly test these motors along with tools that will aid in this diagnostic procedure.

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In this video, we will demonstrate how to safely and properly replace a gas valve on a gas heating system in the field, and which tools you will need to perform this task correctly.

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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.

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In this important video, we will show you the steps necessary to clean coils on an air conditioning system to keep it running in tip-top shape. It is extremely important that coils have the sufficient airflow they need for the system to operate properly.

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