1. Remove the ITB cleaning intake fan. (ITB Cleaning Intake Fan)
  2. Release the lock lever [A].

  3. Pull the ITB cleaning unit [A] out.

    • When re-installing the ITB cleaning unit in the machine, pay attention to the following.
      • Ensure that the lock lever is unlocked.
      • Lift and set the ITB cleaning unit to put the two positioning pins into the unit.
      • Do not peel off the side seals [A]. Take care not to touch the side seals [A] and the plate [B], because the side seals [A] might peel off.