Mitsubishi Electric PCA-A24KA4 Service Manual page 33

OPERATING PROCEDURE
5. Removing the fan (3 connection)
(1) Remove the air intake grille. (See Figure 1,2)
(2) Remove the beam by removing 1 screw (4
Photo 1)
(3) Remove 2 screws from the electrical cover, and remove
the electrical cover.
(4) Remove 2 screws from the electrical box and pull the
electrical box downward.
Temporarily secure the electrical box using 2 hooks in
the back of electrical box.
(5) Remove 2 screws from the left side beam and remove
the beam. (See Photo 9)
(6) Loosen 2 set screws (2 hexagon set screws) of connect-
ing joint. (See Photo 5)
(7) Remove 3 lower casings while pressing each 4 catches
of the casing. (See Photo 6)
(8) Remove the 4 screws from the bearing support. (See
Photo 10)
(9) Slide the connecting joint to the left and remove the fans
and shaft together. (See Photo 11)
(10) Remove the fans from the shaft. (See Photo 7,8 )
Photo 11
Fans (3 connection)
6. Removing the side panel
(1) Remove the air intake grille. (See Figure 1,2)
(2) Remove the screws from the side panel, and remove
the side panel by sliding the panel to the front.
(3) Unhook the side panel support hanger, and then slide
the side panel forward to remove it.
8 PT) (See
×
Bearing support
Shaft
PHOTOS & ILLUSTRATIONS
Photo 9
Beam
Photo 10
Bearing sup-
port fixing
screws
Figure 3
Side panel
(Left)
Figure 4
Hole for side panel
support hanger
33
Bearing support
Shaft
Side panel
(Right)
Sliding the panel
to the front
Screws
Side panel
support hanger