Giorik H series combi (SNH…WT)
Gas and electric combi ovens with a navigation dial. Most alarms stop cooking; some clear themselves and some need a manual reset by holding the dial or reset key for 1 s.
What it is: Combi oven
Giorik H series combi (SNH…WT) error codes
| Code | Meaning | Likely cause | What to do |
|---|---|---|---|
| E01 | Cavity probe failure | Probe fault | Cooking stops and resumes when it reads again. Replace the probe. |
| E03 | Fan inverter alarm | Inverter fault | Re-arms itself; call service if it repeats. |
| E04 / E18 | Burner 1 / 2 air flow alarm | Combustion air problem | Manual reset; call service. |
| E05 / E11 | Fan motor 1 / 2 safety | Motor overheated | Re-arms itself; call service if it repeats. |
| E06 | Cavity safety thermostat | Overheat | Restarts once back in range. |
| E07 / E08 | PWM board 1 / 2 error | Communication or fan speed fault | Call service. |
| E09 / E10 | PWM board 1 / 2 communication | Link lost | Call service. |
| E12 / E13 | Burner 1 / 2 lock-out | No flame | Check gas valve, shut-off and hood; reset by holding the dial 1 s. |
| E14 / E15 | Technical compartment too hot | Poor ventilation or cooling fans | Clear vents; check fans. |
| E16 | Main board communication | Link lost | Switch off at the main switch; call service if it stays. |
| E17 | Core probe error | Probe fault | Manual reset; replace the probe. |
| E19 / E20 | Humidity probe 4 / 5 failure | Probe fault | Call service. |
| E21 | No water for steam | Supply off | Check water supply, boiler and valve. |
| E22 | Power failure | Supply was lost | Press the dial 1 s. |
| E23 | Boiler did not drain | Drain blocked | Switch off and on; call service if it stays. |
| E24 | Wash flow meter alarm | No water during washing | Check supply and tap. |
| E25 | Descaling stopped | Descaler not loading | Check the descaler tank is fitted and full. |
| E30 / E31 | Flame detection, upper / lower burner | No flame signal | Press reset 1 s; call service if it repeats. |
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: Giorik H series SNHxxWT user manual, technical problems / alarm codes. Always check the manual for your exact model and software version.
ServiceModes is not affiliated with Giorik or any other manufacturer. Written in our own words from the manufacturer's documentation.