Skip to main content
Error code reference
Edgestar Wine Storage Error Code E3
Defrost sensor in the evaporator is open circuit.
SourceEdgeStar Wine & Beverage Cooler - Full Service Manual (CWB1760FD, CWB8420DZ)Section 9.5.3
Diagnostic procedure
The full E3 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 if the temperature sensor is defective and replace the thermistor. Check Power PCB, Control PCB, and connecting wires.
SourceEdgeStar Wine & Beverage Cooler - Full Service Manual (CWB1760FD, CWB8420DZ)Section 9.5.3
More steps, wiring diagram references, and verified part numbers
Includes expected resistance and voltage values, connector pinouts, and supersession notes for replacement parts.
Unlock E3 procedure $9.95
Or subscribe: $29/month for all codes plus Max diagnostics, with 70 Max messages a day. Plus applicable tax.
Where this code is documented
1 manual in the MyPros+ library documents this code for Edgestar wine storage.
75,000+ service documents · 20,000+ error codes · 100+ brands
Get Started$29/month · Cancel anytime · Or $9.95 3-day pass · Plus applicable tax