1. Remove the rear left cover. (Removing the Rear Left Cover)
  2. Remove the lower bracket [A].
  3. Open the clamps to release the harness attached to the middle stage.
  4. Remove the bracket [A] attached to the middle stage.
  5. Remove the fixing screws from the base [A].
  6. Pull out the base [A], and then disconnect the connectors.
  7. Lay the base [A] on the both side boards [B].
  8. Hold the base [A] temporarily in the space.
  9. Remove the connector and the clamps of the supply unit pump that need to be replaced.
  10. Remove the fixing screws of the supply unit pump that need to be replaced from underside.
  11. Disconnect the assembling section [A] of the ink tube of the supply unit pump that need to be replaced.
  12. Fix the ink tubes with the clamps with their ink tube ports turning upward.
  13. Pull out the supply unit pump [A].