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Asko Oven Error Code F20

This error code indicates a problem with the oven's temperature sensor or its electrical connection, preventing the oven from accurately reading and maintaining cooking temperatures. The oven will not heat or operate until this issue is resolved.

Home Services
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Problems You May Notice

    • Oven will not heat or preheat to the selected temperature • Error code F20 displays on the control panel • Oven beeps repeatedly or continuously • Unable to start any cooking cycle • Display shows F20 and locks out oven functions • Oven may have worked normally moments before the error appeared
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Possible Causes

    • Faulty oven temperature sensor (RTD probe or thermistor) • Loose or disconnected sensor wiring harness • Corroded or damaged sensor connector pins • Open circuit in the temperature sensor circuit • Control board failure or sensor signal processing malfunction • Water or moisture damage to sensor connections (common in humid USA climates) • Burned-out or damaged sensor element from normal wear • Improper 240V/120V electrical supply to control board • Defective control panel electronics unable to read sensor input
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Safety Checks You Can Do

    • Verify that your home circuit breaker for the oven is in the ON position and has not tripped; reset if necessary • Ensure the oven door closes completely and latches properly with no gaps or obstructions • Turn off the oven using the control panel and allow it to cool completely for at least 30 minutes • Check that you are not in demo mode or test mode on the control panel • Power cycle the oven by switching off the circuit breaker for 60 seconds, then turn it back on to reset the control board • Verify that all cooking settings and temperature selections are properly configured before attempting to preheat • Inspect the area around the oven interior for any visible loose wires or disconnected components • Ensure adequate ventilation around the oven and that vents are not blocked • If the error persists after cooling and power cycling, contact a qualified USA-based Asko service technician for professional diagnosis and sensor replacement
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NOTE!

If the error code persists, call to schedule your service

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