While you wait for answers, we may have found some information which could help you.
Success
Message
Bosch Oven Bulb Failure?
hinge from oven snap shut?
Can't get Bosch oven door back on after cleaning?
bosch oven door hinges snapped shut?
how can i increase volume on bosch timer?
fix oven cover?
Bosch oven door - HBN331.2B – Hinge Snap?
bosch ovenHBA13B1.OB bulb cover?
Removed oven door from Bosch Oven FD 9604 and hinge has shut?
How to remove the fittings to a Bosch light bulb oven?
Hinge snapped shut on Bosch ovenHBA138B150B/05?
Door hinge on Bosch oven ?