Low Voltage Wiring & Troubleshooting – Master the Basics

Low Voltage Wiring & Troubleshooting – Master the Basics

Don’t let low voltage confuse you! Learn hands-on wiring, diagnostics, and real-world fixes in this essential HVAC training.

By Johnstone Supply of SE WI

Date and time

Location

Johnstone Supply

6890 South Howell Avenue Oak Creek, WI 53154

Refund Policy

Refunds up to 3 days before event

About this event

Low Voltage Wiring & Troubleshooting – Master the Basics That Power Everything

Presented by Michael Whited – HVAC Technical Specialist

Join Michael Whited for a hands-on training session focused on one of the most critical—and commonly misunderstood—areas in HVAC: low voltage wiring.

Perfect for installers, service techs, and anyone looking to build stronger electrical fundamentals, this class walks you through wiring best practices, diagnostics, and real-world troubleshooting.

From thermostat circuits and transformers to relays, zoning panels, and control boards, you'll gain confidence working with low voltage systems safely and effectively.

Whether you're new to the trade or brushing up on the fundamentals, this class will make sure you’re wired for success.

⚡ 5 Key Training Takeaways:

  1. Wiring System Basics – Understand the role and layout of low voltage systems in HVAC applications, including color coding and signal flow.
  2. Proper Wiring Techniques – Learn how to strip, connect, and route wiring for clean, secure, and code-compliant installs.
  3. Control Circuit Troubleshooting – Identify and isolate issues with thermostats, transformers, relays, and control boards.
  4. Using Meters Safely & Effectively – Practice using multimeters and voltage testers to check continuity, voltage, and resistance.
  5. Real-World Scenarios – Work through common service call issues and wiring mistakes seen in the field.

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On Sale Oct 18 at 2:22 PM