[Quality][Button/Switch] Part Replacement Guide on Knob Supporter(Active SVC Request) 
Service Bulletin 
Product : LG Gas/Elec. Oven 
Bulletin # : CVZ201900039-02 
Release Date : 2020.03.13 
Applicable for Serial Number : 807KMxxxxx~902KMxxxxx 
1. Repair Instruction 
 
 
 
 
 
Applicable for models 
(USA) Elec. : LSE4611ST, LSE4611BD, LSE4613ST, LSE4613BD, LSE4615ST, LSE4615BM, LSE4616ST, LSE4616BD, LSE4617ST,  
   LTE4815ST, LTE4815BM, LTE4815BD  
      Gas : LSD4913ST , LSG4511ST, LSG4511BD, LSG4513ST, LSG4513BD, LSG4515BM, LSG4515ST, LTG4715ST, LTG4715BM, LTG4715BD 
(Canada) Elec : LSE4611BD, LSE4611ST, LSE4617ST, LSE5613BD, LSE5613BM, LSE5613ST, LSE5615ST, LTE4815ST 
   Gas : LSG4515BM, LSG5513BD, LSG5513ST 
Bulletin Type  : SVC Notice          Parts          Others   Applicable only with symptoms           with every repair    
 
 
Symptoms  Knob supporter is broken when mode is selected 
Picture 
Cause  By any reason 
1) Serial number range : 807KMxxxxx~902KMxxxxx      
   Even if you visit a customer due to other failure, 
    the part must be replaced 
① Replace supporter to new supporter changed material : P/No. MJH64334701(No P/No. Change) 
As Is  To Be 
Page 1 
Material Property was changed(PC → PA66) 
Same shape with gloss 
Same shape without gloss 
Please do not replace any PCB. All kinds of PCBs  
don't need to be replaced in this symptom