Numatic
No Mains Power to Unit
Machine does not power on at all; no lights or sounds.
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Safety Warning
This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.
If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.
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Possible Causes
Blown plug fuse (UK), Faulty mains cable, Faulty power switch, Loose internal mains connections
How to Fix / Troubleshooting
Safety first: Ensure the socket is switched off before handling the plug. Unplug before opening the machine.
- Check outlet: Test the wall socket with another appliance to confirm it is live.
- Inspect plug and fuse: On UK models, open the plug and check the fuse. Replace only with the specified rating.
- Check cable continuity: Use a multimeter to test continuity from plug pins to the internal terminals. Replace the cable if open circuit is found.
- Test power switch: Access the switch and test for continuity when turned on. Replace if faulty.
- Inspect internal connections: Ensure all spade connectors on the mains input block and switch are tight.
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Repair Difficulty
Medium
3/5
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