Miele FN 3x402 i AU Operating And Installation Instructions page 68

Installing the appliance
With 16 mm thick unit walls:
 Clip the spacers  and  on the
right-hand side of the hinges.
 Open the appliance door.
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 Remove the cover .
 Secure the part  using screws 
loosely into the top left-hand side of
the appliance. Do not tighten the
screws so that you can adjust the
position of this part.
 Fit the cover  onto the fixing
bracket 
 Then screw the fixing bracket 
using screws  loosely into the
bottom of the appliance. Do not
tighten the screws so that you can
adjust the position of this part.