1. The duplex invert motor is behind the large horizontal duct.
  2. Open the controller box. (Opening the Controller Box)
  3. Remove the rear cover. (Rear Cover)
  4. Remove the vertical stay (x3).
  5. Disconnect the horizontal duct fans (x2, x2).
  6. Disconnect the horizontal duct (x3).
  7. Open the clamps and then disconnect the horizontal duct [A] from the vertical duct [B] (x3, x1, x2).
  8. Remove the horizontal duct.