Training Classes

EPA approved online testing for 608 HVACR refrigerant certification.  Covers Core, Type I, II, III – Universal.  Recommend 2 weeks to study manual before taking online test.  Study manual will be mailed directly to you upon registration. You study on your own, and when ready, make your own appointment to take the online test with a virtual proctor.  If retesting, please bring results from previous test.  Spanish study manual & test available upon request.

Please note: listed class time is just a placeholder on our registration page.  You will schedule an appointment with the online proctoring agent for your test time around your personal needs, so does not have to be on the 1st – any time and date that you choose.  Appointment will need to be scheduled at least 72 hours in advance.

Online testing requirements:

1. Computer with reliable internet access.
2. Computer with microphone & camera functions.
3. Private, quiet, clean testing area.
4. Picture ID

Sequence of operation & troubleshooting AC refresher class, just in time for the AC season and good for beginner technicians as well.

Course Topics
•Electrical Sequence of Operation
•Electrical Testing & Troubleshoooting
•Refrigerant Circuit Operation
•Importance of Superheat/Subcooling
•How to Test Superheat/Subcooling
•Duct System & Airflow Diagnosis
•Best Installation Practices

•This class qualifies for 4 NATE credits / 4 ICP Elite credits – if applicable, must sign-in with info at class

Class Includes: Study materials, class instruction, breakfast refreshments & boxed lunch.  7:30am registration & breakfast.  Class 8am-Noon. $85.

Class Location:  Johnstone Supply / 4757 Clyde Park SW / Grand Rapids MI 49509

Fujitsu Variable Refrigerant Flow (VRF) systems have been used extensively in Europe and Asia as a solution to Heating and Cooling issues and are now being rapidly implemented into the North America market. This course is designed to uncomplicate the VRF process which will lead to successful applications and installations.

Course Topics
• What is a VFR system?
• How a Fujitsu VRF system compares to conventional split systems and multi-split systems.
• How to properly size and design Fujitsu VRF systems.
• How to make a Fujitsu VRF system easy to install.
• VRF system equipment overview.
• Tools required for a successful VRF installation.
• The Fujitsu VRF Support Structure.

Includes: Study materials, class instruction, breakfast, lunch.  $69pp / Breakfast & registration 7:30am.

Instructors: Lizzie Bourgeois from Fujitsu & Skylar Kaczanowski with Johnstone Technical Service

Location: Johnstone Muskegon / 1840 Industrial Blvd / Muskegon, MI 49442

Note: Also register at Fujitsu to get credit for your training points!

Sequence of operation & troubleshooting AC refresher class, just in time for the AC season and good for beginner technicians as well.

Course Topics
•Electrical Sequence of Operation
•Electrical Testing & Troubleshoooting
•Refrigerant Circuit Operation
•Importance of Superheat/Subcooling
•How to Test Superheat/Subcooling
•Duct System & Airflow Diagnosis
•Best Installation Practices

•This class qualifies for 4 NATE credits / 4 ICP Elite credits – if applicable, must sign-in with info at class

Class Includes: Study materials, class instruction, breakfast refreshments & boxed lunch.  7:30am registration & breakfast.  Class 8am-Noon. $85.

Class Location:  Johnstone Supply / 3220 Rosetta Place Drive / South Bend IN 46628

CLASS IS LIMITED TO 14 STUDENTS!  In this course, participants will study the fundamentals of electricity and how it relates to residential heating and cooling controls.  In addition, students will learn how to read and interpret wiring diagrams.  As part of this hands-on course, participants will assemble and wire a control module that characterizes residential heating and cooling controls.

Topics
•Understanding voltage, amperage, and ohms resistance in electrical circuitry
•How to use an electrical multimeter to troubleshoot circuits
•How switches, relays, contactors, and safety devices are used in electrical circuits
•Understanding the difference between pictorial and schematic wiring diagrams
•Differentiating between line voltage & low voltage circuits
•Troubleshooting heating and cooling controls

Required to Bring to Class
•Digital electric multimeter
•Electrical wire stripper/cutter
•Wire crimper
•6-in-1 screwdriver
•Razor knife
NOTE: if you need to purchase these, contact us for a class package!

Instructor: Don Steeby – professor of HVAC at Grand Rapids Community College

Includes: Study guide, wiring materials, class instruction, breakfast refreshments and lunch. 9am-3pm, $199pp

Location:  Johnstone Supply Grand Rapids / 4757 Clyde Park SW / GR MI 49509

Sequence of operation & troubleshooting AC refresher class, just in time for the AC season and good for beginner technicians as well.

Course Topics
•Electrical Sequence of Operation
•Electrical Testing & Troubleshoooting
•Refrigerant Circuit Operation
•Importance of Superheat/Subcooling
•How to Test Superheat/Subcooling
•Duct System & Airflow Diagnosis
•Best Installation Practices

•This class qualifies for 4 NATE credits / 4 ICP Elite credits – if applicable, must sign-in with info at class

Class Includes: Study materials, class instruction, breakfast refreshments & boxed lunch.  7:30am registration & breakfast.  Class 8am-Noon. $85.

Class Location:  Johnstone Supply / 2127 112th Avenue / Holland MI 49424

This course is designed to introduce HVAC technicians to commercial refrigeration equipment… primarily coolers and freezers.

An emphasis will be placed on how commercial refrigeration equipment differs from conventional air conditioning, including components and their functionality.

Topics Include:
• Basic components that make up commercial refrigeration
• Understanding the defrost cycle for commercial coolers and freezers
• How head pressure controls are used on outdoor condensing units
• Metering device functionality
• Compressor controls
• Servicing and troubleshooting of the refrigeration system and electrical components

Class Includes: Study materials, class instruction, breakfast refreshments & boxed lunch.  7:30am registration & breakfast.  Class 8am-Noon. $79.

Instructor: Don Steeby – Professor of HVAC at GRCC

Class Location:  Johnstone Supply / 4757 Clyde Park SW / Grand Rapids, MI 49509

EPA approved online testing for 608 HVACR refrigerant certification.  Covers Core, Type I, II, III – Universal.  Recommend 2 weeks to study manual before taking online test.  Study manual will be mailed directly to you upon registration. You study on your own, and when ready, make your own appointment to take the online test with a virtual proctor.  If retesting, please bring results from previous test.  Spanish study manual & test available upon request.

Please note: listed class time is just a placeholder on our registration page.  You will schedule an appointment with the online proctoring agent for your test time around your personal needs, so does not have to be on the 1st – any time and date that you choose.  Appointment will need to be scheduled at least 72 hours in advance.

Online testing requirements:

1. Computer with reliable internet access.
2. Computer with microphone & camera functions.
3. Private, quiet, clean testing area.
4. Picture ID

EPA approved online testing for 608 HVACR refrigerant certification.  Covers Core, Type I, II, III – Universal.  Recommend 2 weeks to study manual before taking online test.  Study manual will be mailed directly to you upon registration. You study on your own, and when ready, make your own appointment to take the online test with a virtual proctor.  If retesting, please bring results from previous test.  Spanish study manual & test available upon request.

Please note: listed class time is just a placeholder on our registration page.  You will schedule an appointment with the online proctoring agent for your test time around your personal needs, so does not have to be on the 1st – any time and date that you choose.  Appointment will need to be scheduled at least 72 hours in advance.

Online testing requirements:

1. Computer with reliable internet access.
2. Computer with microphone & camera functions.
3. Private, quiet, clean testing area.
4. Picture ID

EPA approved online testing for 608 HVACR refrigerant certification.  Covers Core, Type I, II, III – Universal.  Recommend 2 weeks to study manual before taking online test.  Study manual will be mailed directly to you upon registration. You study on your own, and when ready, make your own appointment to take the online test with a virtual proctor.  If retesting, please bring results from previous test.  Spanish study manual & test available upon request.

Please note: listed class time is just a placeholder on our registration page.  You will schedule an appointment with the online proctoring agent for your test time around your personal needs, so does not have to be on the 1st – any time and date that you choose.  Appointment will need to be scheduled at least 72 hours in advance.

Online testing requirements:

1. Computer with reliable internet access.
2. Computer with microphone & camera functions.
3. Private, quiet, clean testing area.
4. Picture ID

EPA approved online testing for 608 HVACR refrigerant certification.  Covers Core, Type I, II, III – Universal.  Recommend 2 weeks to study manual before taking online test.  Study manual will be mailed directly to you upon registration. You study on your own, and when ready, make your own appointment to take the online test with a virtual proctor.  If retesting, please bring results from previous test.  Spanish study manual & test available upon request.

Please note: listed class time is just a placeholder on our registration page.  You will schedule an appointment with the online proctoring agent for your test time around your personal needs, so does not have to be on the 1st – any time and date that you choose.  Appointment will need to be scheduled at least 72 hours in advance.

Online testing requirements:

1. Computer with reliable internet access.
2. Computer with microphone & camera functions.
3. Private, quiet, clean testing area.
4. Picture ID

EPA approved online testing for 608 HVACR refrigerant certification.  Covers Core, Type I, II, III – Universal.  Recommend 2 weeks to study manual before taking online test.  Study manual will be mailed directly to you upon registration. You study on your own, and when ready, make your own appointment to take the online test with a virtual proctor.  If retesting, please bring results from previous test.  Spanish study manual & test available upon request.

Please note: listed class time is just a placeholder on our registration page.  You will schedule an appointment with the online proctoring agent for your test time around your personal needs, so does not have to be on the 1st – any time and date that you choose.  Appointment will need to be scheduled at least 72 hours in advance.

Online testing requirements:

1. Computer with reliable internet access.
2. Computer with microphone & camera functions.
3. Private, quiet, clean testing area.
4. Picture ID

EPA approved online testing for 608 HVACR refrigerant certification.  Covers Core, Type I, II, III – Universal.  Recommend 2 weeks to study manual before taking online test.  Study manual will be mailed directly to you upon registration. You study on your own, and when ready, make your own appointment to take the online test with a virtual proctor.  If retesting, please bring results from previous test.  Spanish study manual & test available upon request.

Please note: listed class time is just a placeholder on our registration page.  You will schedule an appointment with the online proctoring agent for your test time around your personal needs, so does not have to be on the 1st – any time and date that you choose.  Appointment will need to be scheduled at least 72 hours in advance.

Online testing requirements:

1. Computer with reliable internet access.
2. Computer with microphone & camera functions.
3. Private, quiet, clean testing area.
4. Picture ID

EPA approved online testing for 608 HVACR refrigerant certification.  Covers Core, Type I, II, III – Universal.  Recommend 2 weeks to study manual before taking online test.  Study manual will be mailed directly to you upon registration. You study on your own, and when ready, make your own appointment to take the online test with a virtual proctor.  If retesting, please bring results from previous test.  Spanish study manual & test available upon request.

Please note: listed class time is just a placeholder on our registration page.  You will schedule an appointment with the online proctoring agent for your test time around your personal needs, so does not have to be on the 1st – any time and date that you choose.  Appointment will need to be scheduled at least 72 hours in advance.

Online testing requirements:

1. Computer with reliable internet access.
2. Computer with microphone & camera functions.
3. Private, quiet, clean testing area.
4. Picture ID