While you wait for answers, we may have found some information which could help you.
Click here for Oven House FuseRemoved oven door from Bosch Oven FD 9604 and hinge has shut?
Bosch oven door - HBN331.2B – Hinge Snap?
Bosch Oven Bulb Failure?
How to remove the fittings to a Bosch light bulb oven?
bosch ovenHBA13B1.OB bulb cover?
hinge from oven snap shut?