German Miller oven two buttons, how to set the time?

Turn on the switch, the temperature control light is on, and this is the preheating state.

The main steps of oven preheating are as follows:

1, plug in the oven.

2. Turn on the oven switch controller.

3. Check whether the temperature control light is on. If it is on, it means that the power supply is turned on and heating is started.

4. Wait about ten minutes.

5. Check whether the power light is off, which means that the temperature you want to control has been reached.

6. Put in the food to be baked.