C-21

Oven Overheating Safety Error

Description

The oven has detected an abnormally high internal temperature and shut off heating for safety. It usually points to a faulty temperature sensor or a stuck control relay.

Appliance Error Codes Details

Error Code
C-21
Error Name
Oven Overheating Safety Error
Appliance Type
oven
Brand
Samsung
Severity
critical

Additional Troubleshooting

1. Turn the oven off immediately and let it cool completely. 2. Disconnect power at the circuit breaker for a few minutes, then restore it. 3. If the oven overheats again or the code returns, stop using it — this is a fire hazard. 4. Contact a Samsung service centre for inspection.

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Verified by: Pavel Volkov
Created:
Last updated:
Information verified against official sources

Official Sources

Official Manufacturer Service Manuals

Service manuals and technical documentation from appliance manufacturers

Original equipment manufacturers official documentation

Industry Standards Organizations

International standards for electrical appliances and error codes

International Electrotechnical Commission standards

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