Tuesday, March 22, 2016
8:00 a.m. - 9:30 a.m.
CEU Value 0.2
Using Infrared Thermography for Troubleshooting HVAC
Russell Bushee, Infrared Training Center/Flir
This session will cover the theory behind infrared energy and how an infrared camera operates and how to
save time troubleshooting HVAC units. This session will explain how to interpret images, how infrared can
help in troubleshooting and maintaining HVAC units.
Common HVAC Electrical Problems and the Diagnostic Tool Needed to Get the Job Done Right
Roger Mavrides , TESTO
This session will cover the challenges of troubleshooting electrical failures in HVACR systems. In addition it
will cover the key tools and instruments which will enable the technician to complete the job right the first
time with optimum efficiency.
Hands on Method to Teach the Operation and Troubleshooting Thermostatic Expansion Valves
Randy Petit, HVAC Excellence and Eugene Silberstein, ESCO Group
This demonstration will cover techniques that simplify an understanding of the theory, operation, and
troubleshooting of Thermostatic Expansion Valves. When students can control the pressures and
temperatures they can see the effects of valve operation and bring it all together which enhances their ability
to understand and troubleshoot TXV's efficiently. Information for constructing this simple device used for the
hands on demonstration will be provided.
Evolving Compressor Electronics Technology
Bob Feathers, Emerson Climate Technologies
Electronic modules are becoming the norm. Today’s technician must have a competent working
understanding of how these devices assist in troubleshooting the compressor and HVACR systems. In this
presentation we will review how the compressor is used as a sensor to help the technician be more efficient
at his or her job. The attendees will be able to share this information with students and apprentices to have
an understanding of the benefits of electronics for our industry. This session will review Comfort and
Performance Alert modules and the early versions of Intelligent Store Discus. CoreSense Protection and
Diagnostics will be covered so that the technician can understand the fault codes and troubleshoot the