F70
Bauknecht
Touch Control Panel Error
Induction cooktop shows F70, touch controls unresponsive or erratic
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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
Moisture on glass surface, Liquid ingress into touch electronics, Faulty touch sensor board, Damaged touch cable
How to Fix / Troubleshooting
Safety first: Turn off the cooktop at the breaker.
- Dry the surface: Thoroughly dry the glass surface, especially around the control area. Remove any spills.
- Power reset: After drying, leave the cooktop powered off for 30 minutes, then restore power and test.
- Inspect underside: If the error persists, remove the cooktop and inspect the touch control board for signs of moisture or corrosion. Dry carefully and clean with isopropyl alcohol if needed.
- Replace touch board: If corrosion or damage is present, replace the touch control/user interface board.
Warning: Do not operate the cooktop with wet hands or when the glass is wet; this can trigger errors and unsafe operation.
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Repair Difficulty
Medium
3/5
Required Part
Cooktop Touch Control Board
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