About the Author
Dave Humphrey is an eighteen-year veteran journeymen electrician with General Motors. His father is an electrical contractor and Dave started working with his father at age 10. He worked for a variety of contractors prior to going to GM. Dave is certified in motor circuit analysis, infrared thermograph and vibration analysis. Has attended numerous classes on motor diagnostics, ultrasound and root cause analysis.
Dave is a graduate of Purdue University and a Certified Master Electrician. Dave has taught motors, transformers, troubleshooting techniques and the National Electrical Code in the GM apprenticeship program. Presently Dave teaches motor circuit analysis classes at Allison. Dave is a Vice President of Habitat For Humanity in his county and provides electrical wiring for all the homes in the program. Dave is a very active family man and Christian.