While you wait for answers, we may have found some information which could help you.
Click here for Freezer Gas LeakHOW TO Repair Fridge PurifAir Starter Kit?
Whirlpool Fridge Freezer CF Error?
Bosch intelligent frost free 44?
Ice forming on outside of freezer?
Faulty light in Bosch Fridge Freezer?
How do I mend my fridge/freezer?