WMF WMF 5000 S+
Fully automatic coffee machine. Messages carry a four-digit number: 1a–1d are operating events, 2 is a fault, 3a/3b is maintenance.
What it is: Bean-to-cup coffee machine
WMF WMF 5000 S+ error codes
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| 9013 | Brewer motor fault | Encoder or its cable | Check the encoder and cable. |
| 9017 | Brewer could not home | Grounds or a stiff brewer in the chamber | Switch off and on; clean the brewer. |
| 9053 / 9055 | Cleaning due / forced cleaning | Cleaning interval passed or a clean was interrupted | Run cleaning. With 9055 coffee is blocked until you do. |
| 9063 / 9064 | Grinder running empty | Beans out or idle-current level wrong | Refill beans; redo the idle-current calibration. |
| 9068 / 9069 | Grounds container missing / full | Removed, full, or switch fault | Refit or empty it (leave it out long enough to reset the count). |
| 9074 | Operating panel open | Panel raised or switch fault | Close it; check the switch. |
| 9076 / 9087 / 9667 / 9668 | Water pressure missing or too low | Supply shut or pressure dropping | Open the supply fully; check site pressure and the pressure switch. |
| 9077 | Leak water detected | e.g. a valve leaking from scale | Find and fix the leak. |
| 9078 | Water filter used up | Set filter capacity reached | Change the filter. |
| 9091 / 9092 | Brewer service / descaling due | Counter reached | Change the brewer / descale. |
| 9123 / 9532 | Brewer did not reach position | Weak drive or blockage | Switch off and on; check the brewer and motor. |
| 9216 | Brewing time limit | Grind too fine or too much coffee | Coarsen the grind. |
| 9335 / 9336 | Steam boiler over-temperature / sensor break | Over 200 °C or broken sensor | Check or replace the sensor. |
| 9400 | Configuration faulty | Bad configuration file | Load a backup from USB. |
| 9406 | Internal communication timeout | CAN or serial link | Check the cables. |
| 9429 | Brewer motor timeout | Brewer dirty or jammed | Clean the brewer; check motor and drive. |
| 9456 / 9458 / 9459 | Overcurrent on brewer / valves / motors | Shorted part | Find and replace the part. |
| 9477 / 9478 / 9479 | Power fault | Supply out of range or 24/30 V part drawing too much | Check the supply and low-voltage parts. |
| 9480 | Minimum flow while brewing | Wrong settings or flow problem | Confirm, then reset the settings. |
| 9484 | Boiler fill timeout on first heat | Water tap shut | Open the supply. |
| 9490 | Brewer too stiff | Brewer dirty or quality level | Clean or adjust. |
| 9512 | Brew temperature sensor break | Sensor fault | Replace the sensor. |
| 9516 / 9517 | Grinder 1 / 2 blocked | Foreign body or grind too fine | Clean the grinder; adjust the grind. |
| 9575 / 9576 | Grinder idle-current check failed | Bean hoppers not locked | Lock the hoppers and retry. |
| 9634 / 9635 | Database error | Front panel data fault | Restart; replace the front panel if it stays. |
| 9880 | Clock not set | Time lost | Set the time. |
| 9883 / 9890 | Power stage firmware mismatch | Firmware out of date | Update the power stage. |
Notes
- Category 2 faults usually say to switch the machine off and on first.
- This is a selection of the most common codes; the full list has many more events.
For licensed technicians only. This equipment can involve mains voltage, high-voltage microwave circuits, gas and refrigerant. Isolate power (and gas) before opening panels, follow the manufacturer's manual and your local licensing rules (for example ARC refrigerant handling and electrical or gas licences). Wrong settings can spoil food or damage equipment. Check every value on the unit in front of you before changing it.
Based on: WMF 5000 S+ event and failure list (2022). Always check the manual for your exact model and software version.
ServiceModes is not affiliated with WMF or any other manufacturer. Written in our own words from the manufacturer's documentation.