• Most parts in the decurl unit have been precisely adjusted at the factory. Do not remove the parts for which replacement procedures are not mentioned in this manual. Otherwise, adjustment for the decurl unit requires special tools.

Only the following parts can be replaced without decurl unit adjustment.

  • DDRB (Decurl Drive Board)
  • Decurl Unit Motor
  • Decurl Feed Motor
  • Decurl Unit HP and Limit Sensor
  • Decurl Unit Fan
  1. Remove the left cover of the main machine (x7)
  2. Disconnect the DDRB (x3).
  3. Remove the lower bracket (x2).
  4. Remove the decurl unit (x4).