MACS’ 2025 Annual Training Event & Trade Show
January 30-February 1, 2025 at the Rosen Centre Hotel, Orlando, FL
We are happy to be returning to the Rosen Centre Hotel in Orlando, FL for the 2025 Annual Training Event & Trade Show. MACS Training Event provides a forum that joins all industry segments and professionals together to foster growth and expand knowledge.
🚨 Important Notice 🚨
We have been made aware of a fraudulent email sent to exhibitors regarding the pre-registered attendee list for MACS’ 2025 Training Event & Trade Show. Please note that this communication is not from MACS.
MACS does not sell attendee lists or authorize third parties to do so.
Our team is actively addressing this issue, and you can safely ignore this email. If you have any concerns or questions, feel free to contact MACS directly at info@macsmobileclimateair.org
Thank you for your understanding and cooperation.
Check Out the Event Program:
The Rosen Centre Hotel
MACS 2025 Annual training Event & Trade Show Room Block is now available!
Our room block has limited availability, make the best of your trip by booking early.
*Be sure to mention you are with the 2025 MACS Training Event & Trade Show when you make a reservation over the phone.
Rosen Centre Phone: 1-800-204-7234
Location: 9840 International Drive, Orlando, Florida, United States, 32819
Registration for attendees is now open!
Limited exhibitor and sponsorship opportunities still available!
Check out all the newest opportunities and be sure to register. MACS is excited to partner with you!
Start Customizing Your Training Calendar Today!
Below you will find some of the most well-esteemed speakers of the industry.
Gain insider knowledge on all things A/C from cars and buses to heavy-duty and off-roading equipment.
Al McAvoy, Stellantis (Retired)
Stellantis (Chrysler) CAN BUS and How It Can Affect HVAC Diagnostics
8:00–9:30 AM
This class describes Stellantis CAN BUS networks and how each module communicates and shares data. Inputs from a variety of modules determines when and how the various HVAC functions operate. Understanding how to access and interpret this information is critical to accurate diagnosis and repairs.
Michael Heyman, ACDelco
Michael Heyman, ACDelco
8:00–11:15 AM
R-1234yf Service and Repair After Collision Training will cover recent advances in automotive Heating, Ventilation and Air Conditioning, including (HFO) R-1234yf refrigerant, tools and equipment for servicing HFO systems, differences in vehicle components, and proper service and diagnostic procedures for R-134a and R-1234yf. Also covered are HVAC component replacement and best practices.
Peter McArdle, Standard Motor Products
Rapid HVAC Diagnosis
8:00–11:15 AM
Whether it’s a concern of AC not cold enough, or heater not hot enough, many technicians aren’t sure where to start the diagnostic journey. Join us for this class and we will help you find your diagnostic direction quickly. We will show you how to bypass diagnostic dead ends by quickly breaking the system into 3 areas and get you focused on that part of the system that is most likely the cause of the problem. We will share proven tips and tricks to help you determine if the problem is in the HVAC case, in the basic refrigeration circuit, in the condenser airflow or even none of the above!
Jeff Cox, President of AMRA, The Automotive Maintenance and Repair Association
Keynote Luncheon: Meeting Your Customer’s Vehicle Service Expectations
11:30 AM–12:45 PM
As the vehicle fleet changes each year with new models, options and increasing technology, so do the vehicle owners who drive them. Their buying habits have changed, along with their expectations of vehicle service and their “service experience”. Attend our MACS 2025 keynote lunch with Jeff Cox, president of AMRA, who will discuss how generational expectations and the importance of communication have changed with respect to automotive maintenance and repair.
Matt Farel, Inficon & John Godden, Tracer Products
Leak Detection Tools and Methods for Mobile A/C Systems
8:00-9:30 AM
Leak detection is one of the most important steps when servicing an A/C system, and we have two main tools at our disposal: UV dye and ELDs. Brought to you by the experts in both categories, this class will show you the right tools to use and the right ways to use them.
Matt Dixon, Subaru
Subaru Soltera Refrigerant Loop and Heat Exchange System
9:45-11:15 AM
The Subaru Solterra, introduced for the 2023 model year, features an electric high voltage compressor, electric expansion valves, and multiple LIN and CAN networked ECUs to control the climate system. The Solterra utilizes two separate coolants, multiple electric coolant pumps, electrically activated valves and heaters in order to not only provide for passenger comfort but also promote high voltage battery temperature regulation.
Adam Kimmel, Koura
Retrofit Refrigerants and the AIM Act: New Retrofit Refrigerants: R-444A and R-456A as Direct-Replacement Refrigerants for HFO-1234yf and HFC-134a
9:45-11:15 AM
As the US EPA and global regulatory bodies phase out R-134a, blend refrigerants are emerging as exciting alternatives to enhance cooling performance and efficiency and extend the useful life of 134a vehicles as refrigerant supply becomes constrained. This talk will cover new fittings, labeling requirements, and handling practices of blend refrigerants for MAC.
Curt Vincent, Honeywell
Retrofit Refrigerants and the AIM Act: A Simple Guide to Repairing Older 134a Cars with 1234yf
9:45-11:15 AM
HFCs, including R-134a, are being phased out by the US EPA under the AIM Act. Over the next 5 years, R-134a will become less available and likely more expensive. This presentation will provide a simple overview of how to service older 134a cars with existing tools and RRR machines. The process includes installation of new fittings and labeling as per EPA SNAP guidelines.
Rick White, 180BIZ
Building Better Teams: Using Accountability and Feedback in Your Shop
1:00–4:15 PM
Learn essential tools to boost your team dynamics through proven accountability strategies and effective feedback techniques. You’ll discover how to turn struggling employees into top performers, clearly and effectively communicate your expectations, and nurture a culture of responsibility and respect in your shop
Michael Ingvardsen, Nissens
Heat Pump Training Class with Focus on European Vehicles
1:00–4:15 PM
Heat Pump Training Class with Focus on European Vehicles • Heat Pump System Design and Configurations • System Operation — Cooling and Heating • Battery Thermal Management • Component Design, Function, Common Problems and Solutions • Refrigerants and Lubrication • Diagnostics and Service — Tools and Equipment, System and Component Troubleshooting
Michael Heyman, ACDelco
Advanced Driver Assistance Systems
1:00–4:15 PM
This seminar focuses on Advanced Driver Assistance Systems (ADAS) installed on various vehicles. Systems including: Forward Collision Warning, Automatic Emergency Braking, Lane Keep Assist, Lane Departure Warning, Adaptive Cruise Control, Park Assist and others will be covered in detail. Various OEMs will be highlighted, including an overview of the operation, diagnosis, and servicing of the systems and their components
HD Speakers
Check out our HD Program Lineup for Thursday
Gerald Morris, Caterpillar
Caterpillar Update for Off-Highway Equipment 🚚
8:00–8:30 AM
• Field service quality updates • Using a thermal imaging camera as a diagnostic tool • In-depth look at troubleshooting A/C system with pressure switches and sensors • Alternative refrigerant for off-highway machines
Jason Lewis, A-Gas
Recovery & Reclamation: Refrigerants for the Future 🚚
8:30-9:00 AM
In doing the right thing—and legal thing—by recovering refrigerant using SAE-certified equipment, MAC techs have to manage contaminated refrigerants. But there’s not always been an easy solution that allows techs to continue to deliver exceptional customer service while fulfilling their legal obligations. In this short and informative session, A-Gas will share: Industry options for refrigerant disposal after recovery via SAE-certified equipment, What happens to refrigerant after it is recovered and disposed of via EPA-approved channels, The difference between reclaimed and recycled refrigerant, How recovering refrigerant will support reclamation and the future supply of HFC refrigerants, which are critical to the MAC industry.
Yevgeniy Beygel, Bergstrom
Evaluating R-290 (propane) as a refrigerant in mobile thermal management systems 🚚
9:00-9:30 AM
R-290 Development in HD & Off-Highway Systems will be discussed
Jake Scott, T/CCI
Powering the Future: Thermal Management Systems and Global Trends in Electrification 🚚
9:45-10:30 AM
Join Jake Scott, Director of Product Management at TCCI Manufacturing for a dynamic session as we address the pivotal role of thermal
Paul Krug, Komatsu
Comparison of silica and dust management requirements for off-highway equipment, and their practical application 🚚
10:30-11:15 AM
MSHA issued a final rule to reduce miners’ exposure to respirable crystalline silica. As these requirements become increasingly stringent, it’s important for engineers and equipment operators to understand their application. We will be taking a look at the ISO23875 standard, the 2023 MSHA Revised Silica standard, and related standards, how they are different and how they are alike, and possible challenges to meeting the required outcomes.
Roger Bentdahl, NA Williams
Service & Maintenance of Recovery Machines 🚚
1:00-1:45 PM
Refrigerant recover, recycle and recharge equipment (RRR machines) can be found in just about every shop, but did you know these A/C service workhorses require periodic maintenance? In this class, Roger Bentdahl will teach the DO’s and DON’Ts of your recovery machine and how to maintain it properly.
Jerry Lemon, Lemco Mobile AC Consulting
Field Service Tools & Techniques for off-road A/C 🚚
1:45–2:30 PM
Technicians who work on heavy-duty mobile A/C systems have many tools available such as UV dye, refrigerant identifiers, electronic leak detectors, and recover-only equipment, to help make their work more effective and efficient. Some of these tools are the same as those used in the automotive sector, and some are specific to the HD field. Many of the manufacturesr and distributors of these tools and equipment are at the MACS trade show! In this class, Jerry Lemon will dive into the world of A/C service tools specifically designed for HD & off-road equipment. Gain insights into their practical applications to perform efficient field service.
Jeff Moredock, Sy-Klone International
Introduction to ISEEE Cab Theory 🚚
2:45–4:15 PM
Introduction to ISEEE Cab Theory Occupational exposures to respirable crystalline silica (also known as silica dust or quartz dust) cause adverse health effects, including silicosis and other nonmalignant respiratory diseases. MSHA (the US Mine Safety and Health Administration) issued a final rule in 2024 to reduce miner exposures to respirable crystalline silica and improve respiratory protection for all airborne hazards. In this presentation, Jeff Moredock, president of ISEEE (the International Society of Environmental Enclosure Engineers), will discuss the MSHA rule and educate attendees on the best practices and state-of-the-art approaches for developing compliant operator enclosure air quality. Note: This class is a primer to a 2-day Advanced Cab Theory Workshop, which will be held in conjunction with MACS at the Sy-Klone International’s Jacksonville facility in the Spring of 2025. Learn more about this special event on the MACS website https://macsmobileairclimate.org/
Joe Long, Peak / Old World Industries
Today’s COOLANTS and DEF 🚚
4:15–5:00 PM
•Coolant colors and technology •Today’s issues with heat transfer •Why Nitrite Free •How to test coolant in the field •DEF – how can I prevent issues in my SCR System
Chuck DeBernardi
A/C BASICS FOR THE NEW TECHNICIAN
8:00–11:00 AM
Are you new to the world of mobile A/C? Ever wonder what’s going on inside those pipes? Do you have new technicians working at your shop who could benefit from an A/C basics class? Join us for a class geared towards those who are new to the field or just want a refresher on air conditioning and refrigeration fundamentals. After class, visit the Trade Show and enjoy a Grab A Bite Lunch!
Rafael De Leon
CONCEPTOS BÁSICOS DE AIRE ACONDICIONADO PARA EL NUEVO TÉCNICO
8:00–11:00 AM
¿Eres nuevo en el mundo del aire acondicionado móvil? ¿Alguna vez te has preguntado qué está pasando dentro de esas tuberías? ¿Tiene nuevos técnicos trabajando en su taller que podrían beneficiarse de una clase básica de aire acondicionado? Únase a nosotros para una clase dirigida a aquellos que son nuevos en el campo o simplemente quieren un repaso sobre los fundamentos del aire acondicionado y la refrigeración. ¡Después de clase, visite la Feria Comercial y disfrute del almuerzo!
Dennis Husband
SECTION 609 CERTIFICATION PREP CLASS & TEST
1:30–3:30 PM
Sponsored by Texas Truck A/C
Agnes Perez
CERTIFICACIÓN DE LA SECCIÓN 609
1:30–3:30 PM
Sponsored by Texas Truck A/C
FIRST AID & CPR
1:30–2:30 PM
Brought to you by CINTAS!
Bill Snow, RadAir Car Care & Tire Centers
Your Most Important KPI: Keeping People Inspired
8:00–9:30 AM
If shop owners truly want to attract and retain the best team members, new actions and routines need to be adopted. In this presentation Bill Snow will explain how developing the right shop culture starts at the top and results with engaged employees that help promote the business. This culture also plays a role in attracting new employees. From getting creative with community involvement to a structured and career-long communication plan, Bill will share the steps to become a high performing shop through focusing on your people. This keeps them inspired. Specifically, Bill will discuss culture, engaging with schools, why on-boarding is important, how to develop employees, conducting regular one to ones, why morning meetings are key to productivity, sharing shop financials with employees, performing annual reviews, why employees need to know your why, every problem results from poor communication (we’ll discuss how to fix this), and much more.
Donny Seyfer, NASTF
NASTF Vehicle Security Update
8:00-9:30 AM
Donny Seyfer, president of NASTF, will provide an update on NASTF, VSP (vehicle security professional) Registry and the Secure Data Release Model (SDRM) which enables technicians to perform security related services such as programming keys, purchasing key and immobilizer codes from automaker websites and immobilizer resets.
Pete Meier, Dorman Products
Understanding and Diagnosing Hybrid Electric Vehicles
8:00–11:15 AM
Topics in this course cover a broad spectrum. From safety training to performing basic service procedures to more advanced diagnostics, this class focuses on the techniques needed to diagnose, repair and maintain hybrid and EV vehicles profitably.
Rick White, 180BIZ
Unlock Hidden Profits Today Using Your Financial Statements
8:00-11:15 AM
In this eye-opening class, we’ll dive deep into the balance of financial and management key performance indicators essential for a thriving repair business. We won’t just talk theory; we’ll analyze real shop examples, uncovering why a solid “bottom line” alone doesn’t guarantee growth.
Al McAvoy, Stellantis (Retired)
Stellantis (Chrysler) CAN BUS and How It Can Affect HVAC Diagnostics
9:45-11:15 AM
This class describes Stellantis CAN BUS networks and how each module communicates and shares data. Inputs from a variety of modules determines when and how the various HVAC functions operate. Understanding how to access and interpret this information is critical to accurate diagnosis and repairs.
Pam Oakes, AutoINENG.io
ADAS: You Think You Know It All?
1:00-4:15 PM
Ever wonder how ADAS is set at the factory? Join this interactive class with Q&A to learn about alignment to dynamic-static calibration/recalibration including post-crash issues seen in the shops. Then, the class will set up a “blind spot” calibration - in the room - where we teach the base of alignment to ADAS: Pythagorean Theorem. (And by knowing this, we can “shortcut” ADAS calibration/recalibrations; plus there’s an app!)
Agnes Perez, Auto Air Parts of Puerto Rico
Instalación Correcta y Vida Útil de Aire Acondicionado en Automóviles
1:00–2:30 PM
Durante el curso se comprenderá la importancia de realizar instalaciones correctas en los sistemas de refrigeración automotriz, identificando los errores comunes que pueden ocurrir durante el proceso y sus consecuencias negativas. Además, se explicarán los métodos efectivos para extender la vida útil del sistema a través de sus cuatro etapas clave, así como los pasos específicos para asegurar un circuito cerrado. También se abordará la administración efectiva dentro del taller, enfocándonos en el uso adecuado de los equipos esenciales para garantizar una gestión óptima.
G Truglia, Dorman Products
Hybrid Vehicle DTCs
1:00–4:15 PM
This class covers the most common hybrid vehicle diagnostic trouble codes. Hybrid components and batteries are discussed. The course contains helpful information for novice to experienced technicians.
Dave Hobbs, Delphi Technologies
Mastering Advanced HVAC Diagnostics by Reverse Engineering Vehicle Wiring Schematics!
1:00-4:15 PM
Most likely you’ve already mastered the mechanical side of HVAC service. But what about electrical / electronic diagnostics? Not completely there yet? Don’t feel alone! This course will cover tips on understanding the latest advanced thermal management systems found on domestic, Asian and Euro vehicles by reverse engineering wiring schematics / wiring diagrams.
Agnes Perez, Auto Air Parts of Puerto Rico
El Futuro Del Auto Eléctrico, Seguridades Y Nuevas Oportunidades con la Electrificación
2:45–4:15 PM
Este evento abordará los distintos tipos de vehículos y su transición hacia la electrificación, ofreciendo un panorama completo de los diferentes modelos disponibles en el mercado. Los participantes descubrirán las medidas de seguridad más importantes en estos vehículos, y se explicará la relevancia de utilizar herramientas aisladas para el trabajo seguro. Además, se demostrará el funcionamiento efectivo de los diferentes métodos de carga, y se comprenderán los procesos de carga de 110V, 220V y carga directa, garantizando así un entendimiento profundo de las opciones de carga disponibles.
HD Program
Check out our HD Program Lineup for Saturday
Yevgeniy Beygel, Bergstrom & Jerry Lemon, Lemco Mobile AC Consulting
SAE HFTC6 Update on Standards and Recommended Practices for Construction and Agricultural Equipment 🚚
8:00–8:45 AM
• Why consider a different refrigerant? • Overview of Propane as refrigerant (pros and cons) • Example of the system architecture with Propane • Performance comparison with current refrigerant
John Godden, Tracer Products
Using Ultraviolet Leak Detection Tools in Heavy Duty Vehicle Applications 🚚
8:45-9:30 AM
When most mobile A/C technicians think about ultraviolet dye, they’re sure to think about the product they most often use try and pin point the location of a refrigerant leak. But did you know that there are MANY other applications for ultraviolet leak detection tools? This presentation by John Godden, senior manufacturing engineer at Spectronics Corporation, will explore the various uses of ultraviolet leak detection solutions for air conditioning, engine coolant, lubricant oil, hydraulic oil and other systems, including how to properly use dye to successfully find leaks.
Rachel Dill, Schrader Pacific
A/C Service Ports: Small Product, Big Value 🚚
9:45-10:15 AM
Every A/C system has them, but what are they and how should they be used? Service port products can come in all shapes, sizes and types. Schrader Pacific is the leading global supplier for A/C service port products. Our North American engineer Rachel Dill will discuss product distinction, selection, application and proper usage for optimum system performance and ultimate user satisfaction.
Kermit Walden, TransAir Manufacturing
Diagnosing Techniques for School Bus Air Conditioning 🚚
10:15-11:15 AM
This class will cover various techniques that can be used to diagnose air conditioning systems and components that are used in school buses. Common issues will be discussed, along with the tools that can be used.
Frank Woodson, Gates
The Evolving Serpentine Belt Drive System 🚚
1:00-2:30 PM
This session will help attendees understand how the serpentine belt system works, what factors impact how the system performs and why it is important to properly diagnose and service the system. Learn why different belt constructions are used in different systems. Identify specific system failure modes and issues with the individual items (tensioner, belt, idler pulleys, decoupler pulleys) within the serpentine belt drive system. Finally, the participant will learn how the serpentine belt system is evolving as hybrid vehicles grow in popularity.
Jerry Lemon, Lemco Mobile AC Consulting
MACS HD Mobile A/C Best Practices 🚚
2:45–4:15 PM
Servicing heavy duty A/C systems has become more complicated in recent years as vehicle and equipment OEMs continue to build more modern and complex systems. Presented by MACS, the worldwide leader in mobile A/C information and training, this clinic will help service technicians to better understand component design and integration, testing, and replacement, along with recommended best service practices to get the job done right the first time.
Program Sponsors
General Sponsors
Golf Tournament Sponsors
Golf Hole Sponsors
Trade Show Floor Plan
MACS 2025 Annual Golf Tournament at Disney’s Palm Golf Course
1:00 PM Shotgun Start (Reservation Required)
The 2025 MACS annual golf tournament is always a valuable and enjoyable networking event. This 18-hole championship course features
shimmering lakes, tropical sands, palm trees and sloping greens. Disney’s Palm Golf Course includes 9 holes with water hazards and 59 bunkers—providing plenty of challenges for novices and seasoned pros alike.
Recruit your foursome now!
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2024 Golf Foursomes
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