Installation Of Indoor Unit - Toshiba MMU-AP0152SH Service Manual

2
SELECTION OF INSTALLATION PLACE
Height of ceiling
The installable ceiling height of the air conditioner is within 4.2m. If the height exceeds 4.2m, distribution of the air
volume becomes poor.
If the ceiling height exceeds the standard value (At shipment) in the following table, hot air is difficult to arrive at
floor. Therefore it is necessary to set a high ceiling.
For setting method of the high ceiling, refer to Applicable control "In case of high ceiling installation" of this manual.
List of installable ceiling height
(Unit: m)
Model name Setup
AP015, 018 AP024
MMU- data
Standard
3.5 3.8 0000
(At shipment)
High ceiling 1) 4.0 4.0 0001
High ceiling 3) 4.2 4.2 0003
In case of wireless type
The sensor of indoor unit with wireless remote controller can
receive a signal within approx. 8m. Based upon it, determine
a place where the remote controller is operated and the
installation place of the indoor unit.
• To prevent a malfunction, select a place where is not
influenced by a florescent light or direct sunlight.
• Two or more (Up to 6 units) indoor units with wireless
remote controller can be installed in the same room.
3

INSTALLATION OF INDOOR UNIT

Install the air conditioner certainly to sufficiently withstand the weight.
If the strength is insufficient, the unit may fall down resulting in human injury.
Perform a specified installation work to guard against strong wind or earthquake.
An incomplete installation can cause accidents by the units falling and dropping.
REQUIREMENT
Strictly comply with the following rules to prevent damage of the indoor units and human injury.
• Do not put a heavy article on the indoor unit. (Even units are packaged)
• Carry in the indoor unit as it is packaged if possible. If carrying in the indoor unit unpacked by necessity, be
sure to use buffering cloth, etc. to not damage the unit.
• To move the indoor unit, do not apply force to the refrigerant pipe, drain pan, foamed parts, or resin parts, etc.
• Carry the package by two or more persons, and do not bundle it with PP band at positions other than
specified.
Corresponded to the installation conditions, lighting
time of filter sign of the remote controller (Notification
of filter cleaning) can be changed.
If temperature does not rise easily due to installation
place or room structure, the detection temperature of
heating can be raised.
For setting method, refer to Applicable control
"Change of filter sign lighting time" and "To increase
heating effect" of this manual.
WARNING
External view
112
Fresh air inlet (Ø92 knockout hole)
C/L
Ø112 (4-tapping screw under-hole)
C/L
1060 Hanging bolt pitch
20 1190 Ceiling opening size
1230 Panel external size
1000 Unit external size
706
Lower surface of ceiling Ceiling panel (Sold separately)
• Wired remote controller
(RBC-AMT31E)
4
16
120
Wire inlet (Knockout hole)
252 248 Drain pipe connecting port
(Be sure to connect the attached flexible hose.)
72
20 94
154
Refrigerant pipe connecting port
Gas side B
Refrigerant pipe connecting port
Liquid side A
Hanging bolt M10 or W3/8 (Local supply)
For front air discharge unit (Sold separately) knockout hole
Model name MMU- A
AP015, AP018 type Ø6.4 Ø12.7
AP024 type Ø9.5 Ø15.9
Wire inlet
B