Do you have a question about the Teka HS-900 and is the answer not in the manual?
Standard heating for even baking, ideal for cakes and sponges.
Uniform heat distribution for roasts and cakes, aids defrosting.
Superficial roasting for browning the outer layer of food.
High-power grilling for faster browning of larger surfaces.
Combines grilling with fan for uniform roasting and browning.
Heating from the bottom, suitable for raising pastry or heating dishes.
Combined heating for various roasts, regardless of size.