Toshiba MMU-AP0074YH-E Service Manual page 136

No. Component
5 Fan
Number of fans and attachment structure
Shaft
Bearing
Coupling
Fan case
1. Removing
AP036 – AP048 is taken as an example.
There are two bearing spacers between the cover and
base fixing the bearing. Be careful not to lose them.
Procedure
Model No.
Attach both sides of the fan motor
AP015 – AP018 2
directly.
Use the shaft. Support one side of
AP024 – AP027 3
the shaft with the bearing.
Use the shaft. Support the middle
AP036 – AP048 4
part of the shaft with the bearing.
NOTE
1) Perform Step 1 of 1.
2) Remove the screw fixing the drain pan to remove
the drain pan.
(One drain pan is attached on the pipe removal
side.)
3) Remove the hooks on both sides of the fan case
(lower).
4) Remove the fan case (lower) from the separation
board.
5) Remove the bolts (2 positions) fixing the bearing
to remove the bearing from the main unit. (Ø8 X
12, 2).
NOTE
6) Loosen the screws with square holes of the
coupling, and then remove the fan and shaft.
7) Loosen the screws with square holes of the
coupling, and then remove the fan and shaft.
If necessary, loosen the screws with square holes
of the bearing, and then remove the bearing from
the shaft.
Attachment
Bearing spacer
135
Remarks
Fan case
Banding band
Drain pan board
Drain pan board fixing screw
Hook
Fan case (lower)
Bolt
Bearing cover