Bosch Evolution 300 Series Service Manual page 37

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The Rven control Podule is accessed by removing the shield that covers
the rear of the control panel backguard. The control module is secured
to the control panel by four screws indicated by the arrows in photo A
To remove the control first disconnect the wiring harness connector by
grasping the outer edges of the connector and pulling away from the
control (Shoto B) Avoid excessive twisting or flexing of the connector
plug to prevent damage to the harness or connector socket on the
control module.
Take out the four mounting screws and remove the control module from
the control panel.
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Convection Fan Motor and Blade
Some models feature a convection fan to circulate air throughout
the oven cavity providing faster, more uniform baking.
To access the convection fan blade open the oven door or remove it as
described in the Oven Door and Hinges VHFWLRQ Remove the two screws
that secure the convection fan cover to the rear of the oven liner. The
screws are indicated by the arrows in photo C.
2:24
Photo A
Photo B
Photo &