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A well-tuned furnace is a thing of beauty — and this class will give you the knowledge to do it right. From traditional gas furnace service to the latest communicating systems and variable speed motors, we're covering it all.

This class covers:
• Service and installation of gas furnaces
• The new communicating furnaces and variable speed motors
• Setting up variable speed furnaces for maximum efficiency.
• 454b review and updates

You will receive login instructions upon sign up via email.

Class approved for 4 CE hours KY Masters/Journeyman, 4 CE hours OH, 4 CE hours Vanderburg Co, IN Masters, and NATE CE hours. Per state rules, repeat courses do not qualify for accumulative credits. Each class must be unique. i.e. Taking (2) Heat Pump Classes only qualifies for 4 CE hours total, whereas (1) Inverter Technology Class & (1) Heat Pump Class = 8 CE hours

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Inverter Technology: Online (with CEs)

with John Ogle

November 19th, 2026

$75 More Info

Inverter technology is changing the game — and this class will make sure you're ready for it. From installation to controls to the latest on 454b, we're covering everything you need to work confidently on the systems that are becoming the new standard.

This class will cover:
• New inverter A/C and heat pump systems
• Proper installation and service procedures
• New controls used in inverter units
• 454b review and updates

Login instructions will be emailed

Class approved for 4 CE hours KY Masters/Journeyman, 4 CE hours OH, 4 CE hours Vanderburg Co, IN Masters, and NATE CE hours. Per state rules, repeat courses do not qualify for accumulative credits. Each class must be unique. i.e. Taking (2) Heat Pump Classes only qualifies for 4 CE hours total, whereas (1) Inverter Technology Class & (1) Heat Pump Class = 8 CE hours

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Who Should Attend: Employees and subcontractors of LG Representatives and Distribution Partners who will be performing field installations of LG ductless systems.

Course Overview – What You'll Learn: This training covers manufacturer guidelines for installing piping and wiring systems associated with LG Duct-Free Split (DFS) indoor and outdoor air conditioning units.

How You'll Learn: The session begins with a brief introduction to LG inverter technology, followed by detailed instruction on system installation — with a strong emphasis on piping and control wiring best practices. Content will be delivered through PowerPoint presentations, group discussions, and hands-on lab activities. In the lab, participants will be introduced to LGMV Mobile, LG's performance evaluation tool used to assess system operation prior to startup. Charging procedures and pre-commissioning tasks will also be covered.

Prerequisites:

  • Advanced technical knowledge of residential A/C, heat pump, and air distribution systems
  • Basic proficiency in Microsoft Office, including Excel, PowerPoint, and Word prefered but not required

What to Bring:

  • A laptop or PC with a web browser
  • Participants who wish to have LGMV installed on their device should verify that their system meets compatibility requirements prior to class

Registration: Participants must register at https://lghvac.com/training/  to receive LG Pro Dealer credit and a certificate of completion.

Extras: Refreshments and lunch will be provided.

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Geothermal technology is evolving fast, and the ClimateMaster SQ and SV variable speed units are leading the way. Whether you're installing your first unit or want to sharpen your service skills, this full-day, hands-on class will give you the knowledge and confidence to size, install, set up, and troubleshoot these systems like a pro.

What you'll learn:

  • Who ClimateMaster is and what sets the SQ and SV apart
  • SQ and SV sizes, capacities, and modes of operation
  • Components and how an inverter works
  • Surge protection essentials WST, SQ, and SV model setup
  • ClimaZone (zoning) setup
  • Installation basics
  • Flushing procedures — and why these units differ from other geothermal systems
  • Smart tank operation (SQ models)
  • MyUplink and MyUplink Pro
  • iGate 2.0 thermostat
  • How to check antifreeze protection (brazed plate heat exchangers)
  • The importance of properly sizing these units
  • And more!

Audience: Residential HVAC technicians and installers who work with (or want to start working with) geothermal systems

Lunch and refreshments will be provided.

Please note: This class does not qualify for CE hours.

Waiting list available
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Inverter Technology: Florence, KY

with Eric Richardson

December 9th, 2026

$75 More Info

The HVAC industry is shifting fast — inverter and variable speed systems are becoming the new standard, and contractors who understand how to properly install, configure, and service this equipment will be the ones customers call first. This class is designed to get your team up to speed on the latest technology, refrigerants, and controls so you can work on these systems with confidence.

What You'll Cover:

Inverter A/C & Heat Pump Systems:

  • Overview of new inverter A/C and heat pump systems
  • Proper installation and service procedures
  • New controls used in inverter units
  • 454B refrigerant — equipment updates and review

Variable Speed A/C & Heat Pump Systems:

  • Introduction to the new variable speed A/C and heat pump units
  • Proper installation, service, and setup of variable speed equipment
  • New controls used in variable speed systems
  • Service and setup of 5-stage inverter units

Who Should Attend: Technicians and service professionals who are working with — or will soon be working with — inverter and variable speed equipment. If you're still getting familiar with this technology or want to make sure you're doing it right, this class is for you.

CE Credits: This class is approved for 4 CE hours in the following categories: KY Masters/Journeyman, OH, Vanderburgh Co. IN Masters, and NATE. Per state rules, repeat courses do not qualify for additional credit — each class must be unique. For example, two Heat Pump classes count as 4 CE hours total, while one Inverter Technology class and one Heat Pump class together equal 8 CE hours.

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Gas Furnace Electrical & Mechanical: Online (No CE’s)

with John Ogle

September 24th, 2026

Free More Info

A well-tuned furnace is a thing of beauty — and this class will give you the knowledge to do it right. From traditional gas furnace service to the latest communicating systems and variable speed motors, we're covering it all.

This class covers:

  • Service and installation of gas furnaces
  • The new communicating furnaces and variable speed motors
  • Setting up variable speed furnaces for maximum efficiency.
  • 454B review and updates

You will receive login instructions upon sign up via email.

 

Image uploaded by Corken Steel Training

A well-tuned furnace is a thing of beauty — and this class will give you the knowledge to do it right. From traditional gas furnace service to the latest communicating systems and variable speed motors, we're covering it all.

This class covers:
• Service and installation of gas furnaces
• The new communicating furnaces and variable speed motors
• Setting up variable speed furnaces for maximum efficiency.
• 454b review and updates

You will receive login instructions upon sign up via email.

Class approved for 4 CE hours KY Masters/Journeyman, 4 CE hours OH, 4 CE hours Vanderburg Co, IN Masters, and NATE CE hours. Per state rules, repeat courses do not qualify for accumulative credits. Each class must be unique. i.e. Taking (2) Heat Pump Classes only qualifies for 4 CE hours total, whereas (1) Inverter Technology Class & (1) Heat Pump Class = 8 CE hours

Original source: https://pixabay.com/get/g746629545b5cac460f55b0abdd8287ebad8831771f8b4e70bad90667c45cb38231761545d2550628844d818eaec9094dfb9f0eb2549f478c9afa2609c672d566_1280.jpg

If you're working with refrigerants, EPA 608 certification isn't just a good idea — it's the law. 

What's Included:

  • Study guide: Pick up your study guide at your local Corken Steel branch before class — we recommend grabbing it early so you have plenty of time to prepare. Give us a call before making a special trip!
    • Additional Prep Resources: Supplemental study guides and practice tests are also available through Amazon, major retailers, and free online resources such as GoTestPrep.com.
  • In-person review of exam content 
  • Certification exam

Certification Categories:

Candidates for this exam can be certified in any of three equipment categories plus Universal:

  • Core — General knowledge required to pass before any type certification can be awarded
  • Type 1 — Small appliances such as PTACs and window A/C units
  • Type 2 — High-pressure refrigerant equipment such as residential A/C and heat pumps
  • Type 3 — Low-pressure refrigerant equipment such as chillers
  • Universal — Awarded to candidates who pass all three Types plus Core

Who Should Attend: Any HVAC technician who handles refrigerants and needs to become certified — or anyone looking to upgrade their current certification level. This is one of the most essential credentials in the trade.

Note: Additional tests and retests are available for an additional charge.

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Inverter Technology: Online (no CEs)

with John Ogle

November 19th, 2026

Free More Info

Inverter technology is changing the game — and this class will make sure you're ready for it. From installation to controls to the latest on 454b, we're covering everything you need to work confidently on the systems that are becoming the new standard.

This class will cover:
• New inverter A/C and heat pump systems
• Proper installation and service procedures
• New controls used in inverter units
• 454b review and updates

Login instructions will be emailed prior to class