Toshiba MMU-AP0072H2UL-1 Service Manual page 129

No. Part name
1. Detachment
Heat
11
exchanger
1) Recover the refrigerating gas.
2) Remove the refrigerant pipe at the
indoor unit side.
3) Perform the detachment work in
Remove also the sensors.
4) Take off screws which fix the piping
cover and then remove the piping cover.
(Ø4 x 0.31"(8mm), 2 pcs.))
5) When replacing the PMV motor, peel off
butyl rubber stuck on the PMV main unit
until PMV main unit can become visible,
loosen the nuts which fix the PMV motor
and then remove the PMV motor.
6) Take off screws of the heat exchanger
support while holding the heat exchanger
and then remove the heat exchanger
support. (Ø4 x 0.31"(8mm), 4 pcs.)) side at
opposite side of the heat exchanger
7) Take off screws of the heat exchanger at
the opposite side of the heat exchanger
support while holding the heat exchanger
and then remove the heat exchanger.
(Ø4 x 0.31"(8mm), 2 pcs.))
2. Attachment
1) Fix the heat exchanger, sensors and
piping cover as before.
2) Perform the work procedure 2)-
3) Connect wire of the refrigerant as before
and then perform vacuuming.
1. Detachment
Vertical grille
12
1) Carry out work of Detachment of
2) Remove the set screws (2 positions) of
3) Remove the vertical grille.
2. Attachment
1) Using screws, mount the vertical grille as
2) Carry out work of Attachment of
Procedure
fixing vertical grille.
before.
.
9
.
9
.
10
Screws
(Fixing drain pan and vertical grille)
.
10
129
Remarks
Screws
PMV motor
PMV main unit
Screw Screw Screw
PMV main unit PMV main unit PMV main unit
Heat exchanger support
Heat exchanger support Heat exchanger support
Vertical grille