Unox WF41 Error Code
Internet connection failure.
Source: Unox/Unox_XACC-0513-EPLM_ServiceManualAll_CommercialKitchen.pdf
What does Unox WF41 mean?
WF41 is an internet connection failure warning. The oven cannot connect to the network or the Unox cloud (DDC) service. It does not stop cooking — connectivity features such as remote monitoring and recipe transfer are simply unavailable until the connection is restored.
Symptoms
- WF41 warning on the control panel
- Oven cooks normally but is offline
- Remote monitoring / DDC features unavailable
- Recipes cannot be sent to the oven
Common causes
- Wi-Fi or Ethernet network down or out of range
- Incorrect network settings on the oven
- Router, firewall or internet outage
- Ethernet board or wiring fault
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Diagnostic steps
Check the network
Confirm the site Wi-Fi or Ethernet network and internet connection are up.
Verify oven network settings
Check the oven's network configuration and Wi-Fi/Ethernet selection in the menu.
Check the Ethernet connection
If using Ethernet, confirm the cable and Ethernet board connection are sound.
Reconnect and retest
Re-establish the connection and confirm WF41 clears; involve IT if the network is the issue.
When to call a professional
WF41 is a connectivity warning and does not affect cooking safety. Most cases are resolved by checking the site network with on-site IT support. Only if the oven's own Ethernet board or wiring is suspect should a qualified Unox technician be involved.
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Other Unox Error Codes
Motor thermal protection alarm (permanent error) — the fan motor's thermal protection has tripped.
Safety thermostat alarm — the chamber safety thermostat has tripped above its limit.
Temperature probes alarm — a cooking chamber temperature probe is damaged or disconnected.
Communication error with the power board — the control board lost communication with the power board.
Gas alarm — a fault in the gas burner/ignition system (split into multiple AF23 conditions on later software).
Wrong position of Pollo valve.
Trolley is missing.
Tank missing or safety thermostat fault.
Chamber ceiling temperature too high.
Chamber over-temperature condition (Case 1: T > 150 °C / 302 °F; Case 2: T < 150 °C).
Single-point or multi-point core probe completely damaged.
Chamber temperature probe warning.