An outlet or a circuit has stopped working

Before assuming a fault, hunt for a reset device. A tripped GFCI protects several outlets downstream of it, and the button is frequently in a room nobody associates with the dead outlet.

Check restrooms, janitor closets, outside walls, behind counters, in store rooms and near sinks. That single check resolves a large share of dead outlet calls.

Map what is actually dead

Test more than the one outlet somebody reported. Walk the area with something small you can plug in and note every outlet that works and every one that does not.

The pattern is the diagnosis. One outlet dead with everything else live is usually the outlet itself or a reset device. A run of outlets dead along one wall is a circuit. Outlets dead but the lighting still on is normal, because they are usually separate circuits, and it points at one tripped circuit rather than a supply problem. A whole area dead is covered in our article on part of the building losing power.

Check the appliance too, on an outlet you know works. Equipment fails more often than wiring does, and an appliance with an internal fault is also the thing most likely to have tripped the circuit in the first place.

The breaker rule

Resetting a tripped breaker once is reasonable and it is often the end of it.

Resetting one that trips straight back is not. The breaker exists to disconnect a circuit that has a problem, and the second trip is confirmation the problem is still connected. Holding the handle, taping it, or working it repeatedly defeats the protection on a circuit that has already declared a fault.

Leave it off, put a label on it so nobody helpfully resets it, and get a licensed electrician to trace the cause.

What to do before that call

Unplug everything on the affected circuit. Where a faulty appliance caused the trip, the circuit will usually hold once it is disconnected, and knowing which appliance did it is worth more than any other piece of information you can gather.

Note what was running at the moment it went. Note whether it has happened before and how recently. Note whether there has been any water near the area, which is worth saying plainly because it changes the risk.

Photograph the front of the distribution panel with the labels visible and the tripped breaker in position. Reading the outside of a board is safe and useful. Opening it is not.

What not to do

Do not remove a panel cover. There are live parts behind it that are not obvious and not insulated, and opening it is qualified work whatever the intention.

Do not replace an outlet yourself, however routine it looks. Do not daisy-chain extension leads to work around a dead circuit. Do not ignore an outlet that is warm, discolored, scorched, or that sparks when something is plugged in, because those are covered by a different and more urgent article.

One thing worth doing while somebody is on site for this: get the distribution panel labeled properly. Most commercial boards carry labels written during the original build-out and invalidated by twenty years of changes since, and an unlabeled board turns a ten minute fault into an hour of switching things off to find out what they feed. It is among the cheapest improvements available to a building of any age.

Who is allowed to work on it

This is licensed work. Replacing an outlet or a switch, tracing a circuit fault, working in a panel and anything on the supply side all require a licensed electrical contractor in Florida, at any job size. Our article on what legally needs a licensed electrician sets out how wide that scope is, and it is wider than most property managers expect.

TrionX coordinates the contractor, attends and documents the job. Our own technicians handle the part with no wiring involved: relamping, mounting equipment, and making good afterward.

When it cannot wait

Right away if the dead circuit takes refrigeration, security, powered doors, access control or emergency lighting with it, or if a breaker has tripped more than once. A power loss frequently arrives as three separate complaints that turn out to be one fault.

Anything warm, scorched or smelling of hot plastic is immediate, and our article on a burning smell with nothing visible covers what to do about it.

A single dead outlet in an area with others available can be scheduled. Take it out of service properly with a label rather than leaving it to be rediscovered, because an outlet that half works gets used.