Teka Timer / User Interface Fault

Gas cooktop with digital timer shows F5 and timer functions are disabled.

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.

Possible Causes

Stuck touch key, Moisture on control panel, Faulty timer PCB, Loose ribbon cable

Safety first: Disconnect power before removing any control panels.

Clean and dry panel: Wipe the glass or plastic control area to remove grease and moisture.
Power reset: Turn off at the breaker for several minutes, then restore power.
Inspect connections (advanced): Remove the control panel and check the ribbon cable between the timer board and main board. Reseat if loose.

When to call a technician: If F5 remains, the timer/user interface board likely needs replacement.

Medium 3/5

Timer / UI Board

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