Unox WF25
Water valve EL2 fault.
Source: Unox/Unox_XACC-0513-EPLM_ServiceManualAll_CommercialKitchen.pdf
What does Unox WF25 mean?
WF25 is a warning related to water valve EL2. The oven has detected that valve EL2, part of its water circuit, is not operating as expected. As a warning the oven keeps running with limited water-dependent function while flagging the valve fault.
Symptoms
- WF25 warning on the control panel
- Water not delivered through the EL2 circuit
- Affected steam or fill function impaired
- Warning recurs when water is requested
Common causes
- Water valve EL2 stuck or faulty
- Valve coil failure
- Wiring fault to EL2
- Scale or blockage in the valve
- Low water pressure to the valve
Diagnostic steps
- 01
Check the water supply
Confirm adequate water pressure to the oven before testing the valve.
- 02
Locate and test EL2
With power off, identify water valve EL2 and verify it actuates when energised.
- 03
Measure coil and wiring
Test the valve coil and wiring with a multimeter.
- 04
Replace the valve
Replace EL2 if it is stuck, blocked or electrically faulty and retest.
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When to call a professional
WF25 involves a solenoid water valve. After confirming the water supply, testing the coil and replacing the valve combines electrical and plumbing work for a qualified Unox technician if the warning persists.
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