Electrical Troubleshoot ing
The whole house
A few lights and/or receptacles
Sometimes power may be lost to a light fixture, receptacle, appliance, or electronics. Other times a circuit breaker or GFCI will trip for some unknown reason. In this section we will try to help you understand and fix the problem before calling an electrician.
Flickering lights and an intermittent loss of power are usually attributed to a loose wire connection. A loose wire connection can cause the wire to overheat, eventually causing the connection to fail. Sometimes a loose connection will make a crackling noise. A loose wire connection could happen in any of these places:
Trips right away (within a few seconds)
When a properly working circuit breaker trips frequently and there are no malfunctioning loads on the circuit, it means the circuit is overloaded. Using more than one space heater or hair dryer at the same time is a common cause of this problem.