C8302 (bizhub 658e/558e/458e)

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Trouble typeC8302: Cooling fan motor failure
RankB
Trouble detection conditionThe motor lock signal remains HIGH for a predetermined continuous period of time while the motor is turning.
Trouble isolationDF
Relevant electrical partsCooling fan motor (FM)DF control board (DFCB)

 Procedure

  1. Check the connector between FM-relay CN115-DFCB CN19 for proper connection and correct as necessary.
  2. Check the fan for possible overload and correct as necessary.
  3. FM load check
    • Check code: 60
    • Multi code: 113
    • Control signal: DFCB CN19-3 (LOCK)
    • Location of electrical component: DF 4-C
  4. Replace FM. (Part# 9313100072)
  5. DFCB ICP10 conduction check.
  6. Replace DFCB. (Part# A782H0010A)

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

L.3.20.5 (Link to the Field Service Manual)