Once you do all that then you are ready to replace the oven door hinges and or receivers and the first thing that would normally be done is to remove the oven door just as you would for cleaning.
How to change bosch oven door hinges.
With items such as cooker hinges and receivers it is easy to visually check what you need before you start tearing the door or oven apart.
This video shows the process to reset the oven door hinge should it become sprung in the removal process.
Oven doors have two door hinges a left and right.
The door hinge sometimes is sold with all necessary parts and springs other times the parts need to be ordered separately.
If you notice that your stove knobs are very hot when the oven is on and that the oven keeps having to reheat your oven door may not be closing all the way.
Nge and left hinge have different part numbers.
On some ovens the same hinge is used on other ovens the right hi.