💥 Breakers Tripping? DIY Before Calling US
- SHAUN H
- Apr 29
- 3 min read
Updated: Jul 4

What To Do When Your Safety Switch or Circuit Breaker Keeps Tripping
If your safety switch or breaker has tripped, don’t panic—many issues can be narrowed down with a bit of DIY fault finding before you call in the pros. At Hopkinson Electrical, we’ve put together a clear step-by-step guide to help you identify if the issue is a faulty appliance, a circuit overload, or something more serious.
Step 1: Identify the Tripped Breaker

Look for the breaker or safety switch that’s in the “off” position. If it has a “TEST” button on it, you’re dealing with a safety switch (RCD/RCBO), which is designed to protect you from electric shock.
• No test button? It’s likely a standard circuit breaker. Don’t muck around with it—call an electrician: 📞 0425 626 989.
Step 2: Try Resetting the Switch
Flick the tripped safety switch back to the “on” position.
• ✅ If it stays on – great! Now press the TEST button.
• If the switch trips when tested: this means it’s functioning correctly. Flick it back on. If it stays on, you’re good to go.
• If it keeps tripping even after resetting, continue with the steps below.
• ❌ If it won’t stay on at all: move to Step 3.
Step 3: Unplug Everything and Turn Off All Lights
Go around the home and:
• Unplug every appliance in the affected area (fridge, TV, kettle, microwave, etc.)
• Turn off all wall switches and lights on that circuit.
Once that’s done, go back and try resetting the safety switch again.
Step 4: Begin the Plug-In Process (One by One)
If the switch stays on after the reset:
1. Start plugging appliances back in one at a time.
2. After plugging each appliance in, switch it on and check if the breaker trips again.
• ⚠️ If the safety switch trips after plugging in a certain appliance, that appliance is likely faulty.
• Leave it unplugged and continue testing the rest.
• You can organise repair or replacement for that faulty item.
Step 5: No Appliance Fault? It Might Be Wiring or the Switch Itself
If you’ve unplugged everything and the safety switch still won’t reset, or trips immediately, it could be:
• Faulty wiring in the circuit (e.g. water ingress in an outdoor fitting)
• A defective safety switch or breaker itself
👉 In these cases, don’t try to DIY any further—this is a job for a licensed electrician. Give us a call at Hopkinson Electrical: 📞 0425 626 989.
Common Issues We See:
• Moisture in outdoor power points or garden lights
• Appliances with worn cords or internal faults
• Overloaded circuits (too many high-draw appliances on one line)
• Faulty safety switches that need replacement
Bonus Tips:
• If it’s the hot water system that’s tripping the switch, this is very common with aging elements or wet terminals.
• Fridges and dishwashers are common culprits - they often trip intermittently, especially during defrost cycles or when motors kick in.
• Keep an eye out for appliances recently plugged in before the tripping started.
📞 When to Call Hopkinson Electrical
• You’ve followed the guide and the issue still isn’t resolved.
• You suspect the issue is in the wiring, not the appliances.
• Your breaker trips even when everything is unplugged.
• You’d rather not mess with it - we’re happy to help.
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