Members: If your car is Startix equipped, you’re probably aware of the round backfire circuit breaker mounted on the intake manifold (pg. 34, 1936 shop manual). This device prevents the Startix from attempting to start the car should the motor ever turn-over in a backwards rotation. So, how do we know if this device is operating correctly? Pondering this question, I decided to remove the unit from the manifold and while connected to a battery and test light, see if injecting compressed air (a b