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SMMS 1-Way Cassette SH Type
Filter cleaning sign term setting
The lighting term setup of the filter sign (Notification of filter cleaning) of the remote controller can be changed
according to the condition of installation.
For setup method, refer to "Filter sign setting" in the Applicable controls of this Manual.
Ceiling height
The installable ceiling height of the air conditioner is within 4.2 m. If the height exceeds 4.2 m, distribution of the
air volume becomes poor.
If the ceiling height exceeds the standard value (Factory default) 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 "Installing indoor unit on high ceiling" of this
manual.
List of installable ceiling height
Model name MMU-
AP015, 018
Standard (Factory defult)
3.5
High ceiling 1
4.0
High ceiling 3
4.2
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 "Filter sign setting" and "To secure better effect of heating" of this
manual.
Wireless remote controller
The sensor of indoor unit with wireless remote controller can receive a signal within approx. 8 m. 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.
11-EN
Installation Manual
(Unit: m)
AP024
SET DATA
3.8
0000
4.0
0001
4.2
0003
SMMS 1-Way Cassette SH Type
4
Installation
CAUTION
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 or let a person get on it. (Even units are packaged)
• Carry in the indoor unit as it is packaged if possible. If carrying in the indoor unit unpacked by necessity, use buffering
cloth or other material to not damage the unit.
• To move the indoor unit, hold the hooking brackets (4 positions) only.
Do not apply force to the other parts (refrigerant pipe, drain pan, foamed parts, resin parts or other parts).
• Carry the package by two or more persons, and do not bundle it with plastic band at positions other than specified.
• To install vibration isolation material to hanging bolts, confirm that it does not increase the unit vibration.
External dimensions
112
Fresh air intake (Ø92 knockout hole)
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
Lower surface of ceiling
Ceiling panel (Sold separately)
Model name MMU-
A
AP015, AP018 type
Ø6.4
AP024 type
Ø9.5
– 6 –
Installation Manual
Wire intake (Knockout hole)
252
248
Drain pipe connecting port (Be sure to connect the
attached flexible hose.)
72
C/L
Wire intake
20
94
154
Refrigerant pipe connecting port
Gas side B
Refrigerant pipe connecting port
Liquid side A
706
Hanging bolt M10 or W3/8 (Local supply)
For front air discharge unit (Sold separately) knockout hole
B
Ø12.7
Ø15.9
(Unit: mm)
EN
12-EN
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