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Error code reference
Samsung Refrigerator Error Code 33
Freezer ice pipe heater error (optional).
SourceSamsung RF22A French Door Refrigerator - Service Manualp. 59
Diagnostic procedure
The full 33 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.
MyPros+ · DiagnosticsStep 1 preview
1
First diagnostic step
After separating MAIN PCB CN30 wire from PCB, measure resistance between CN30-"5" and CN30-"7": shall be 72 ohm ± 7%. 0 ohm = heater short, infinity = wire/bimetal open. Must power off.
SourceSamsung RF22A French Door Refrigerator - Service Manualp. 59
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
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Where this code is documented
1 manual in the MyPros+ library documents this code for Samsung refrigerator.
Models covered by the manuals that document this code
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