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Castor
Oven
Data independently verified by Elite B2B Technicians
Diagnostic Complet

Error Code F4 Castor

Symptom / Description

Temperature sensor (probe) communication fault.

Root Cause

The oven's temperature sensor (NTC) has an open circuit, meaning it is disconnected or has failed.

Repair Instructions

UNLOCKED

Check the wiring and connection plug for the temperature sensor, which is usually located at the back of the oven cavity. If the connection is secure, the sensor needs to be replaced.

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