What is the purpose of the concrete blocks at the back of the cooker?

My beko freestanding D533 electric cooker oven and top right job not workin?

how can i fix my beko 6531 fan oven? ?

Beko bdvc 664k ?

My hob when hot turns itself off?

electric oven ?

how do i change the knob shaft on my beko cooker?

How to remove element?

How can I install a beko HCC64103 cooking hob?

how can i fix it and will the part i may need be expensive? Its second hand?

the grill knob on m beko cooker?

Beko dvc61 fault ?

electic cooker. beko dvc 6531?