From: bobnospam@gmail.com   
      
   On 2/11/2024 10:03 AM, ehsjr wrote:   
   > On 2/11/2024 3:16 AM, Bob F wrote:   
   >> Washing machine began flashing many LEDs and beeping every second.   
   >> VDR4 is burned black, C26(22uF 200V) and C27(10uF 200V) are bulging.   
   >> Can anyone help identify that VDR? It is a vertical disk about 5/16"   
   >> in diameter, with about 1/4" lead spacing. One lead of it goes to the   
   >> (-) side of both bad caps.   
   >>   
   >> My guess is the caps failed, blowing the VDR, requiring replacement of   
   >> those. Other opinions are welcome.   
   >>   
   >> There are 3 other VDRs on the board which are near each other but not   
   >> near VDR4. These are labeled K2759U, but I have not found a proper   
   >> datasheet for those.   
   >>   
   >> ATF8000FS machine   
   >> PC board #EL1345526   
   >> plastic case labeled 134847902   
   >> Online search brings up 137007000NH as the assembly.   
   >   
   > The K2759U is a 275 volt MOV (aka VDR - Voltage Dependent Resistor).   
   > The full part number is LIKELY S10k275. A probable(*) replacement   
   > part is Digikey 495-1433-ND.   
   >   
   > * = I say probable because that is what I would try if it were   
   > my machine - based only on the information you posted, which   
   > includes (on my part) the assumption that the burned VDR  is   
   > identical to the other VDRs. Of course with a schematic or   
   > reverse engineering we'd be in much better shape to make a firm   
   > diagnosis, but lacking that you have to go with what is   
   > likely but not proven.   
   >   
   > As you undoubtedly know (but others might not) you have to   
   > replace those bulging caps, too.   
   >   
   > Good luck with the repair!   
   > Ed   
      
   I really appreciate this response. Now I have something to work with.   
      
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