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Error code reference
LG Freezer Error Code UU/UU
Over-cooling and weak-cooling in upper and lower part at the same time; insufficient cooling in upper and lower part; operation malfunction and OLP activated.
SourceLG GR-W061BXH Wine Cellar - Service ManualSection 8-1
Diagnostic procedure
The full UU/UU 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 switch valve terminal location; check for capillary tube welding clog; check for improper coolant valve operation.
SourceLG GR-W061BXH Wine Cellar - Service ManualSection 8-1
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
2 manuals in the MyPros+ library document this code for LG freezer.
Models covered by the manuals that document this code
75,000+ service documents · 20,000+ error codes · 100+ brands
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