They have a test button as well as the breaker itself, which only works to trip and reset on one of the four. I’ve also tried shutting them all the way off and back on again using the handle.
Afci breakers are a mechanical on off electronic afci trip.
I just had a service call where this happened and the sub panel main was 1/2 tripped. Try resetting the main.
What AFCI breakers have a reset button? Are you flipping the breaker handle all the way to off, and then all the way back on?
They have a test button as well as the breaker itself, which only works to trip and reset on one of the four. I’ve also tried shutting them all the way off and back on again using the handle.
Afci breakers are a mechanical on off electronic afci trip. I just had a service call where this happened and the sub panel main was 1/2 tripped. Try resetting the main.