While you wait for answers, we may have found some information which could help you.
Click here for Freezer Cold Wont FreezeIce forming on outside of freezer?
HOW TO Repair Fridge PurifAir Starter Kit?
Freezer builds condensation and freezes?
How do I mend my fridge/freezer?
I have got a Bosch Intelligent frost free 44 fridge/refriger?
Bosch KUR15A50GB fridge collects water?