Error code reference

LG Washer Error Code Hr

Heater relay error caused by short-circuited or disconnected washing heater, heater contact error, temperature sensor fault, overheating detection (100-150°C), dry heater red temperature sensor activation (above 145°C), or steam function malfunction.

SourceLG Washing Machine - Full Service Manual: WF448/WF428 Seriesp. 22, 27

Diagnostic procedure

The full Hr 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 for disconnected wires in the washing heater; replace if faulty.

SourceLG Washing Machine - Full Service Manual: WF448/WF428 Seriesp. 22, 27

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

5 manuals in the MyPros+ library document this code for LG washer.

Models covered by the manuals that document this code

75,000+ service documents · 20,000+ error codes · 100+ brands

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