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Error code reference
Speed Queen Washer Error Code door
Door open indicator - occurs when the door is not closed at the start of an active cycle.
SourceSpeed Queen Commercial Frontload Washers - Service Manual (FLW1520C)Section 3, Paragraph 13, Page 33
Diagnostic procedure
The full door 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
If the door is closed, check for wiring or door switches.
SourceSpeed Queen Commercial Frontload Washers - Service Manual (FLW1520C)Section 3, Paragraph 13, Page 33
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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