Bosch B20CS50 Series Service Manual page 51

Removing of Check Valve
①
②
③
④
Freezer Shelf Disassembly
1. Remove 2 fixtures of shelf backside.
2. Leave space between shelf-glass and shelf-frame
to disassemble. Be careful the side hook.
* Remove screws
of light cover.
* Hold the bottom
of cover and pull
forward to remove.
* Remove the screw
of connector cover.
* Disconnect light
and sensor connector.
Shelf fixture
⑤
⑥
⑦
3. Disconnect a shelf-glass from the
shelf-frame.
50
* Remove screws with a
(+)screw driver.
* Hold the bottom and
right of damper to pull
down to remove.
* Lift up a piece of Check Valve
Flap and insert a finger to the
valve frame to hold out.