Replacing A Circuit Breaker. Warning remove the breaker panel cover plate. Locate the corresponding breaker.
Installing a new circuit breaker 1. Only add an additional breaker if you have an open slot in your breaker panel. Loosen the terminal screw on the back of the circuit breaker and pull the wire from the breaker.
Stab lok circuit breakers.
Reattach the loose. Remove the panel cover. It s best to leave the middle. Test all the wires with a voltage tester to make sure they re dead before proceeding.