Blomberg freezer/fridge combo – Loud knocks from freezer Appliance Repair Questions › Category: Ice Maker › Blomberg freezer/fridge combo – Loud knocks from freezer 0 Vote Up Vote Down Gregory Rice asked 5 years ago Have a newer Blomberg freezer/fridge combo. Every 5-6 hours the freezer (I think that's where it's coming from) makes a loud and distinct 5-6 knocks then stops. How to fix? Please login or Register to submit your answer Username or Email Address Password Remember Me