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Troubleshooting & Diagnostic:
Compartment temperatures unstable
The picture on the right shows you an evidence of a bad
repair, discovered on internal tubing
(no professional repair).
In this case it is necessary to replace the appliances!
Check if the quantity of cooling gas is in
line with the quantity printed on the
Service sticker.
Make a repair on
the cooling cycle
If not If yes
Clean damper and air duct
from ice. Check if damper
works.
Damper is OK
No
Visual check of
damper sliding door.
Slide is broken?
Yes
Damper is defect.
Change the
damper
Change the damper
Yes
No
On 2007 and 2008 not Biruni appliances: change the Main Board with a
new one introducing a complete damper sliding door operation
(opening-closing) every 25 minutes, as described in the Service Bulletin
4812 711 40303. Ice formation is avoided by the periodical operations of
the air baffle which are ‘cleaning’ the slide path.
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