How to Reset a Tripped Circuit Breaker
Quick Answer
Locate the fuse box, find the breaker that is in the 'off' or mid-position, flip it fully to 'off', then back to 'on'.
How to troubleshoot How to Reset a Tripped Circuit Breaker
When a circuit breaker trips, it cuts power to prevent overheating. This guide explains how to safely reset it and identify the underlying cause of the trip.
Step-by-Step Fix
- Turn off all lights and unplug appliances on the affected circuit.
- Open your consumer unit (fuse box) door.
- Identify the breaker that has tripped (it will be in the 'off' or middle position).
- Push the breaker firmly to the 'off' position first, then flip it back to the 'on' position.
- If it trips again immediately, there is a persistent fault that requires professional investigation.
Common Error Codes
| Code | Meaning | Resolution |
|---|---|---|
| Instant re-trip | Short circuit or overload | Unplug all devices and try again. If it still trips, call an electrician. |
| Breaker won't stay on | Faulty breaker or wiring | Do not force it; contact a qualified electrician to diagnose. |
Frequently Asked Questions
Why does my circuit breaker keep tripping?
Usually due to an overloaded circuit, a short circuit, or a ground fault.
Can I reset a breaker with wet hands?
No, always ensure your hands are completely dry to avoid electric shock.