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Error code reference
Norcold Refrigerator Error Code Flashing Temperature Setting
The thermistor has been sensed as inoperable; temperature is being controlled via the backup operating system (BOS mode).
SourceNorcold Refrigerator - Service Manual: Polar 10 Series (N10LX, NA10LX)p. 16, 24
Diagnostic procedure
The full Flashing Temperature Setting 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
Check if the thermistor wire is plugged in. If yes, check thermistor wire assembly and connector for broken/dirty connections.
SourceNorcold Refrigerator - Service Manual: Polar 10 Series (N10LX, NA10LX)p. 16, 24
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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