17Operating the OvenInserting the Oven Shelf and the Roasting Pan3 Shelf runner safety and anti-tip deviceAs a shelf runner safety device all insertable components have a small curved in-dentation at the bottom on the right and left-hand edge.Always insert insertable components so that this indentation is at the back ofthe oven interior. This indentation is also important for preventing the insertablecomponents from tipping.Inserting the roasting pan:Push the roasting pan between the guidebars of the selected oven level.Inserting the oven shelf:Insert the oven shelf so that the feet pointdownwards.Push the oven shelf between the guide barsof the selected oven level.3 The high rim around the oven shelf is anadditional device to prevent cookware fromslipping.Inserting the oven shelf and the roast-ing pan together:Lay the oven shelf on the roasting pan.Push the roasting pan between the guidebars of the selected oven level.