Samsung Microwave Error Code C-21
Over-temperature condition: over 465°F during MWO mode (5 sec) or over 480°F during oven mode (1 min), indicating possible fire sensed.
SourceSamsung Microwave - Service Manual: MC12J8035CT, MC35J8088LTEFp. 25
The full C-21 procedure
Step 1 is visible so you can confirm you are on the right page. The remaining steps, the ones that tell you whether to actually replace a part, unlock with any pass.
SourceSamsung Microwave - Service Manual: MC12J8035CT, MC35J8088LTEFp. 25
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Where this code is documented
4 manuals in the MyPros+ library document this code for Samsung microwave.
Models covered by the manuals that document this code
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