Mitsubishi Heavy Industries MHI FDU71VNXVF1 Technical Manual page 217

(2) Replacement procedure of the fan unit
Notes(1) The unit is a heavy item. It must be supported securely and handled with care not to drop when it is necessary to replace.
(2) For the maintenance space, refer to page 212.
(a) Remove the control box and the side panel, and remove
the screws marked in the circles (2 places) from the unit
located at the near side.
Control box
(c) Remove the screws marked in the circles (2 places) from
the fan unit located at the far side.
Side panel
Screw
Screw
216
-
(b) Take out the fan unit located at the near side in the arrow
direction.
(d) Take out the fan unit in the arrow direction.
-
'12 • PAC-T-178