Cooktop frame or metal parts give a mild electric shock when touched

Critical safety warning: Immediately disconnect the cooktop from mains power at the breaker. Do not use the appliance until the fault is corrected.

User steps:

• Do not touch the appliance with wet hands.
• Contact a qualified electrician or Liebherr service technician.

Technician steps:

• Verify the earth/ground conductor is correctly connected at the terminal block and in the supply cable.
• Insulation-test the appliance to identify leakage paths.
• Inspect internal wiring and components for contact with the metal chassis.
• Correct wiring, replace damaged components, and ensure proper grounding.