C3726 (bizhub 368e/308e)

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Trouble typeC3726: Fusing abnormally high temperature detection (Center of the heating roller)
RankA
Trouble detection conditionDetected temperature of the heating roller thermistor/2 (TH2) goes beyond a given temperature for a given period of time consecutively.
Trouble isolation–
Relevant electrical parts• Fusing unit
• Heating roller thermistor/2 (TH2)
• MFP board (MFPB)

 Procedure

  1. Check the fusing unit for correct installation (whether it is secured in position).
  2. Check the open/close operation of the right door.
  3. Check the fusing unit and MFPB for proper connection and correct or change as necessary.
  4. Replace the fusing unit. (Part# A79JR71033)
  5. Replace MFPB. (Part# AA6VH02101)

Please search Knowledge Base articles and Bulletins as they may contain relevant information and updated Part information such as Part numbers.

L.3.11.5 (Link to the Field Service Manual)