PCB Troubleshooting

How to troubleshoot the transformer

I discuss the low voltage transformer used in HVAC units. Voltage checks are shown to troubleshoot low voltage problems. This video is part of the heating and cooling series of training videos made to accompany my websites: www.graycoolingman.com and www.grayfurnaceman.com to pass on what I have learned in many years of service and repair. If […]