To hook up an electric outlet. 1)TURN OFF POWER TO THE LINE by shutting it off at the circuit breaker. Test to make sure there is no power. 2) take the large wire and separate the inner 3 wires. Take the line that has no coating and attach it to the green grounding screw. Attach the white wire to the silver, neutral terminal screw. Connect the black wire to the gold, positive terminal. Screw the outlet into the box with connecting screws.