Service Bulletin about Er IF, Frost build up on ice fan, Noise(Ice fan, grille fan, frost) 
Service Bulletin 
Applicable for Serial Number : 805TR** ~ 912TR** / 811KR** ~ 912KR** 
1. Repair Instruction 
※ SVC instruction for Er IF, Frost build up on ice fan, Noise(ice fan, Grille fan, Frost) 
- Remove the grille fan in the freezer room, melt the ice built up around ice fan 
- Replace the both gasket on the left door(assembled on right surface) with a foam applied one(SVC part). 
- Replace the main PCB on the back of refrigerator. 
Page 1 
Applicable for models : LFXS26973S, LFXS26973D, LFXC22596S, LFXC22596D 
Bulletin Type  : SVC Notice      Parts     Others   Applicable only with symptoms    with every repair   
Symptoms 
Er IF, Frost build up on ice fan,  
Noise(Ice fan, grille fan, frost) 
Picture   
Cause 
Ice build up around Ice Fan after backflow of wet 
air due to bad gasket sealing 
 
Product : Ref 
Bulletin # : CNZ201900500-01 
Release Date : 2019.12.19