HVAC Systems: Troubleshooting & Repairs

In Person

* Registration open until 4/23/24 at 8:00 AM (CST)
* Registration open until 4/23/24 at 8:00 AM (CST)
1 Seat Remaining
1 Seat Remaining
Category: Maintenance Class

Instructed by
Tonya Lambert, Century A/C Supply

Recommended for 
All maintenance staff

Class description
Learn the necessary skills to perform HVAC Preventive Maintenance, Troubleshooting, and Repair.  This informative session will provide a review of refrigeration cycle theory and the effects of pressure & temperature in regards to the refrigerant circuit.  You will also better understand superheat and subcooling and how to use diagnostic tools for each.

In this class you will learn:

  • Refrigeration cycle theory
  • What charging method to use (superheat / subcool)
  • How to measure superheat and subcool
  • Proper recovery and evacuation methods
  • Brazing best practices 
  • How to properly charge with refrigerant blends

About the Instructor:
Tonya Lambert, NATE, Technical Service Advisor, Century HVAC Distributing.

Tonya is a NATE Certified Technician with 35 years of experience in the HVAC Service Industry. Her current position is Technical Service Advisor for Century HVAC Distributing.  She provides HVAC training & Manufacturer technical support by phone or field site visits for Commercial, Residential equipment to include Duct Free Systems, Mini VRF and Manufactured Housing Equipment.   She started in the Multi-Family Industry in 1984, then went to work as a Service Technician for an Air Conditioning Contractor.  Additionally, she has 10 years of experience developing and conducting HVAC Technical Training classes.

Registration Information and Policy: 
All employees of AAGD Member Companies can create a login to gain access to member benefits. To learn how to create a member login, click here.

You must be logged into your individual account to unlock Member or Apartment Academy rates and the invoice payment option. Non-members will receive the non-member rate and be required to submit immediate payment with a credit card.

Confirmation e-mails will be sent when registration is completed, but are not guaranteed to be sent due to incorrect emails, security filters, etc.

By registering for this event, you acknowledge that any photos or videos taken of you at the event can be used by AAGD in future publications, flyers, promos, web/social media postings, videos and other media concerning the event, without compensation to you.

Cancellation Policy
All cancellations must be submitted in writing to the AAGD Education Department at least 24 hours prior to class. Written confirmation from the Education Department will be sent via e-mail.  Substitutions are allowed, but ALL NO SHOWS WILL BE BILLED WITHOUT EXCEPTION. By registering for this program, you agree that you have read and understood the cancellation policy.


* Registration open until 4/23/24 at 8:00 AM (CST)
* Registration open until 4/23/24 at 8:00 AM (CST)
1 Seat Remaining
1 Seat Remaining

Sponsored By

Program Pricing:                

Apartment Academy $99.00               
Member $109.00                                
Non-Member $119.00

Contact Us

For questions or more information, e-mail education@aagdallas.com or call us at (972) 385-9091.