Toshiba MMU-UP0051MH-E(TR) Service Manual page 148

No. Part name
1. Detachment (In cases of UP027)
Fan motor
Fan
1) Perform work Detachment 1 of
Fan case
2) In the works of 1 of
electric parts box cover and remove connectors of the
fan motor wiring.
3) Remove the fan case (lower) fixing screws.
(at both sides of the case).
4) Open the fan case (lower) while pushing claws (at both
sides of the case) of the fan case (lower).
5) Remove the hanging rib at opposite side of the claw
and then open the fan case (lower).
6) Take off screws of fixing sheet metal (2 pcs.) at side of
the fan motor. (M 5 × 16, 2 pcs.)
Note
Take off fixing screws while supporting the fan motor so
that it does not fall.
7) Loose the hexagon socket screw to remove the fan
from the shaft.
(For 3mm, 1 pcs.)
2. Attachment (In cases of UP027)
1) Adjust the hexagon socket screw so that it fits groove
of the shaft and then insert the fan into the shaft.
2) Screw the fan motor with the fixing sheet metal.
(M 5 × 16, 2 pcs.)
Note
Match direction of the fan motor with turning direction of
the fan and then fix the fan motor wiring so that it is set at
piping side.
* Ensure that the fan motor wiring directs at 50°±5° to the
cord clamp side.
3) Using hexagon socket screw, fix the fan by positioning
so that the fan is set at the center against the fan case
(upper).
Note
For fixing the fan, use torque wrench and tighten it with
4.9±0.49 N•m.
4) Attach the fan case (lower) as original, and check the
fan can turn smoothly without touching with the fan
case.
5) Connect the fan motor wires as original and then
attach the electric parts box cover.
Be sure to perform wiring in the electric parts box as
original.
6) Attach the air filter and the center panel as original.
Procedure
.
, perform works to open the
– 148 –
Remarks
In case of UP027
Claw
Fan case (lower)
Fan case (lower)
fixing screw
fixing screw
Hanging rib
Fixing crews
As the guide of angle
Fan motor
Cord
clamp
Fan motor
wiring direction
Fan case (upper)
5
Claw
5