There are more sealed system components and wiring to a heat pump. Knowing and understanding the basic wiring scheme and flow of refrigerant through the additional sealed system components can cut your trouble shooting down to a fraction of the time. The additional parts and controls do not have to ... control you !

Learn to :

Understand each components use and its place in the wiring scheme and refrigeration flow
Learn to isolate and test low voltage components
A break down of the overall low voltage wiring scheme
The reversing valve breakdown
The reversing valve in the refrigeration flow
How to test for heating performance during heat mode
Troubleshooting and more …

Contact the host of Heat Pumps Sealed System and Low Voltage wiring