Service manual models: MODELNAME: RF23BB* MODEL CODE : RF23BB8** (4D C/D) RF29BB8** (4D F/S) RF24BB6** (3D C/D) RF30BB6** (3D F/S) Service tip: Flex-room Noise, over cooling and Freezer room weak cooling. Models: RF23B, RF24B, RF29B, RF30B. Date: June 20, 2022