Check wiring installations periodically

Keep track of circuit breaker trips.

Look and listen for flickering, buzzing or dimming lights.

Look out for frayed or chewed wiring.

Search for discoloration, scorching and smoke.

Feel for warm or vibrating wall outlets.

Smell for burning and odd odors

If you feel a mild shock or tingle when touching an appliance, a ground fault in the appliance or the improper wiring may be a cause. Yes, and when you get shocked immediate action is required.

You should occasionally check the area around your ceiling light fixtures for warmth because not all fixtures are

well insulated. Hint: discoloration around a ceiling light fixture might be heat development and not just dust.

Flickering lights may be a sign of a defective or loose wiring or switch. And often it’s just a loose light bulb.

Light switches or receptacles that work only intermittently are a sign of wear and tear. The wiring may be loose or the device may be cracked internally.

If a plug is loose in a receptacle, it can pose a problem as well. There is the problem of inadequate contact resulting in excessive heat development and if the plug partially falls out, an unsuspecting individual could accidentally receive a shock when unplugging the cord

If you notice a burning odor coming from any outlets, switches or from an electrical devices turn the power off at the electrical panel. The problem may be a faulty device, but it could also be a wiring or overload problem. A burning smell is a serious issue because it could indicate the start of an electrical fire.

And last but not least any receptacle or connected electrical cord/plug that is warm to the touch is a serious warning sign of an electrical problem.