Kärcher
Complete Power Loss
Unit will not turn 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, Damaged power cord, Faulty main power switch, Failed main control PCB
How to Fix / Troubleshooting
Safety first: Ensure the unit is unplugged before opening any covers.
- Check outlet and fuse: Test the wall socket with another appliance. Replace the plug fuse with the correct rating if blown.
- Inspect power cord: Look for visible damage along the power cable. If damaged, replace the entire cord set.
- Test power switch: Access the main power switch and test for continuity when switched on. Replace if faulty.
- Check control PCB: If power reaches the PCB but there are no lights or response, the main control PCB may be defective and require replacement.
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Repair Difficulty
Medium
3/5
Required Part
Main Control PCB
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