1. Open the controller box. (Opening the Controller Box)
  2. Remove the rear cover. (Rear Cover)
  3. Remove the vertical stay (x3).
  4. Remove the rear development unit cooling fan. (Development Unit Cooling Fan: Rear)
  5. Disconnect the horizontal duct fans (x2, x2).
  6. Disconnect the horizontal duct (x3).
  7. Open the clamps and then disconnect the fusing transport exhaust fan (x3, x1).
  8. Remove the horizontal duct.
  9. Lower the IOB (x7, x3, x4). (Lowering the IOB Bracket)
  10. At the front, remove the ITB unit cover (x4).
  11. Raise the levers, disconnect the ITB cleaning unit, and then pull the unit partially out of the machine (x4). (This disengages the unit from the PTR/ITB cleaning motor at the rear.)

  12. Disconnect the PTR/ITB cleaning motor bracket (x3).

    • The lower screw (M3x6) is smaller than the other two screws.

  13. Unhook the motor bracket and then remove it with the motor attached.
  14. Disconnect the thermistor harness and bracket (x3, x1, x1).
  15. Remove the thermistor bracket with the thermistor attached.