In this HVAC training video, Bryan Orr covers key topics in Preparing for Heating Season Part with a focus on heat pumps. He starts by discussing the common "burning smell" complaint when electric heat first turns on and stresses the importance of testing and burning off heat strips during maintenance.

Bryan explains proper wire sizing, breakers, and connections for electric heat. He also covers blower interlock relay wiring to prevent heat from coming on without the blower. Additional topics include:

Testing heat pump defrost
Testing heat strips with an amp clamp
Energy cost of heat strips
Heat strip wire and breaker sizing (including
Inspecting heat strips by pulling blower or strips)
Undersizing issues
Heat sequencers
Heating season PM best practices

The video provides a practical overview to ensure technicians are equipped with the basic knowledge needed for heat pumps and electric heat as we head into the heating season. Bryan stresses the importance of testing to avoid costly mistakes and emphasizes using resources like system checklists when in doubt.

Video about wire sizing: https://hvacrschool.com/videos/how-ma...

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