Error code reference

Polar Refrigerator Error Code dc rE

DC heater relay (K1 on the DC Board) contacts are stuck closed (N7LX/N8LX models).

SourcePolar 7 & 8 Series - Service Manual: Gas Electric Refrigeratorsp. 44

Diagnostic procedure

The full dc rE 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

First diagnostic step

Replace DC board assembly.

SourcePolar 7 & 8 Series - Service Manual: Gas Electric Refrigeratorsp. 44

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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 Polar refrigerator.

Models covered by the manuals that document this code

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The full dc rE procedure

Where this code is documented

Models covered by the manuals that document this code

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