February 10, 2026 @ 8:00 am - 2:00 pm - Crowne Plaza Lansing West
In this course, participants will study the basic operation and maintenance of hot water boilers and hydronic systems. Students learn to identify and understand the operation of boiler components and hot water piping arrangements. Installation, service, and troubleshooting issues will also be covered.
As part of this hands-on course, participants will assemble and wire a control module that incorporates thermostats, zone valves, and an aquastat relay.
Topics Include:
● Types of hot water boilers including the difference between high mass and low mass
● Boiler system components and their function – used for safety and control
● Different types of piping arrangements and their applications
● The function of hot water circulating pumps and zone valve operation
● Compare and contrast different types of hot water terminal devices
● Operation of radiant hot water systems for in-floor heating and snow melt
● Basic installation practices including proper location of expansion tanks
● How to service and troubleshoot common system issues
Students are required to bring the following tools to this class: Electrical wire stripper/cutter, ¼” Nut Driver, Wire crimper, 6-in-1 screwdriver, Razor knife
Seating is limited to the first 16 students!
Instructor: Don Steeby, Johnstone Supply
Class includes: study materials, class instruction, breakfast, lunch. $199pp
Location: Crowne Plaza Lansing / 925 S Creyts Rd / Lansing MI 78917