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Error code reference
Sub-Zero Refrigerator Error Code REPLACE FILTER
The ice machine has completed 8000 freeze/harvest cycles and the water filter needs replacement.
SourceSub-Zero Service Manual: UC-15I: Service Manualp. 3-2
Diagnostic procedure
The full REPLACE FILTER 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
Replace the water filter, then depress the CLEAN button for 6 seconds to reset the counter and light.
SourceSub-Zero Service Manual: UC-15I: Service Manualp. 3-2
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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