The Ford Barn - View Single Post - ballast resistor/circuit breaker questions.

mcgarrett · 01-24-2021, 07:51 PM

Ballast resistor reduces current to 4 volts to the points to prevent them from burning out too quickly. The circuit breaker protects the wiring harness in case of a short circuit - the grandfather of the fuse box!

01-24-2021, 07:51 PM	#2
mcgarrett Senior Member Join Date: Dec 2013 Location: Waxahachie, Texas Posts: 948	Re: ballast resistor/circuit breaker questions. Ballast resistor reduces current to 4 volts to the points to prevent them from burning out too quickly. The circuit breaker protects the wiring harness in case of a short circuit - the grandfather of the fuse box!