
The following illustration shows a size 20.20 electric combi oven as an example of all floor-standing units:


| Item | Protective device | Function | Check | 
|---|---|---|---|
| 1 | Cover can only be removed using tool | 
 
 | Check that the cover is in place | 
| 2 | Operating panel can only be removed using a tool | Prevents live parts from being touched accidentally | Ensure that the operating panel is in place | 
| 3 | Appliance door | Protects the user and outside environment from hot steam | Check the door pane regularly for scratches, cracks, indentations etc. and replace it if any are found | 
| 4 | Suction panel in cooking chamber; can only be removed using a tool | Prevents access to the moving fan wheel(s) and ensures good heat distribution | See 'Releasing and securing the suction panel' in the user manual | 
| 5 | Built-in preheat bridge in appliance door | Prevents scalding from escaping steam when the loading trolley is not in the appliance during preheating | None | 
| 6 (no picture) | Safety thermostat 
 
 | Switches off the appliance if temperature too high | An error code is output in the event of a fault (Please contact an authorized service company to reset the safety thermostat) | 
| 7 (installed by customer) | Disconnector | Used to disconnect the appliance from the power supply during cleaning, repair and servicing work and in a hazardous situation | There is no need for operating personnel to perform a test. | 
| 8 (installed by customer) | Gas shut-off device | Used to disconnect the appliance from the gas supply during cleaning, repair and servicing work and in a hazardous situation | There is no need for operating personnel to perform a test. | 
The following measures increase the safety additionally:
| Measure | Function | Check | 
|---|---|---|
| Magnetic switch for appliance door (electric door sensor) | 
 
 | Check magnetic door switch at low temperature Action: 
 
 Result: Motor must not start up. | 
| Restart after power failure in case cleaning agent was left in the appliance | 
 | None | 
