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Indoor unit No. 

0

Indoor unit No. 

1

Indoor unit No. 

2

Indoor unit No. 

3

Remote
controller
wire

Remote
controller

(2) Rotary switch setting (indoor unit)

Set the unit number of each indoor unit using the rotary switch on the
indoor unit circuit board.
The rotary switch is normally set to 0.

(3) DIP switch setting (remote controller)

Change DIP switch 1 No. 3 on the remote controller from OFF to ON.

Indoor unit

Rotary Switch

Remote controller

DIP Switch 1

2. DUAL REMOTE CONTROLLERS (OPTIONAL)

Two separate remote controllers can be used to operate the indoor units.

(1) Wiring method (indoor unit to remote controller)

(2) DIP switch setting (remote controller)

Set the remote controller DIP switch 1 No. 1 and 2 according to the
following table.

Number of
remote
controllers

Master unit

1 (Normal)

2 (Dual)

ON

OFF

OFF

OFF

DIP-SW 1 No. 1 DIP-SW 1 No. 2

Remote controller

DIP Switch 1

Number of
remote
controllers

Slave unit

1 (Normal)

2 (Dual)

ON

ON

DIP-SW 1 No. 1 DIP-SW 1 No. 2

SW3

1  2  3

1  2  3

1  2  3

ON

OFF

1
2
3
4
5
6

ON

1  2  3

1  2  3

1  2  3

1  2  3

1  2  3

ON

OFF

1
2
3
4
5
6

NO.

SW state

Detail

OFF

ON

1

Invalidity

Validity

Auto restart setting

2

Temperature correction

3

setting

1

Wireless

Wired

Remote controller setting

2

Air flow setting

3

DIP-Switch 1

 Indoor unit

 Remote controller

[DIP-SWITCH SETTING]

DIP-Switch 4

1. GROUP CONTROL SYSTEM

A number of indoor units can be operated at the same time using a single
remote controller.

(1) Wiring method (indoor unit to remote controller)

3. AUTO RESTART

When the air conditioner power was temporarily turned off by a power
failure etc., it restarts automatically after the power recovers.
(Operated by setting before the power failure)

The auto restart function can be
canceled.

(1) DIP switch setting (indoor unit)

Change the DIP switch (SW1-1)
on the indoor unit circuit board
from ON to OFF. The auto restart
function will be canceled.

Indoor unit

O

F

F

1

2

3

OFF

SW1

O

F

F

1

2

3

SW4

DIP Switch

SPECIAL INSTALLATION METHODS

 CAUTION

1

When setting the rotary switch and DIP switches, do
not touch any other parts on the circuit board directly
with your bare hands.

2

Be sure to turn off the main power.

Remote
controller
wire

Indoor unit

Master

unit

Slave

 unit

Remote
controller

(

: Factory setting)

ON

Multiple units

Cooling only model

 Validity

Validity

Invalidity

Invalidity

Invalidity

Invalidity

Detail

Dual remote controller setting

Group control setting

Model setting

AUTO changeover setting

Memory Backup setting

THERMO SENSOR button setting

ENERGY SAVE button setting

Horizontal airflow direction and swing button setting

Vertical airflow direction and swing button setting

Cannot be used.

Cannot be used.

No.

1

2

3

4

5

6

1

2

3

4

5

6

OFF


One unit

Heat & cool model

Invalidity

Invalidity

Validity

Validity

Validity

Validity

Fixed at OFF

Fixed at OFF

SW state

DIP-

switch 1

DIP-

switch 2

PART NO. 9359945031

11

FRESH AIR INTAKE

Open the hole and connect the duct.

Rear side

Duct

Summary of Contents for MS24Y3F

Page 1: ...SONAL INJURY OR DEATH ONLY A QUALIFIED EXPERIENCED ELECTRICIAN SHOULD ATTEMPT TO WIRE THIS SYSTEM Do not supply power to the unit until all wiring and tubing are completed or reconnected and checked H...

Page 2: ...unit Floor console This air conditioner uses new refrigerant HFC R410A The basic installation work procedures are the same as conventional refrigerant models However pay careful attention to the foll...

Page 3: ...installed on the top or right side When the directions are selected drill 80 mm 3 1 8 and 50 mm 2 or 150 mm 6 dia hole on the wall so that the hole is tilted downward to ward the outdoor for smooth w...

Page 4: ...ened smoothly If the flare nut is forced to turn the threads will be damaged 2 Install the outdoor unit wall cap supplied with the optional installation set or procured at the site to the wall hole pi...

Page 5: ...OPERATION lamp Red TIMER lamp Green SWING lamp Orange SWING lamp Orange Operation can be checked by lighting and flashing of the display section OPERATION and TIMER lamps Perform judgement in accordan...

Page 6: ...the remote control unit normal 2 Does each lamp light normally 3 Do not air flow direction louvers operate normally 4 Is the drain normal 5 Is there any abnormal noise and vibration during operation D...

Page 7: ...nges must be made to the settings if the unit is to be used as a wired type 3 Changing the settings for the electrical circuits Switch 4 SW4 on the printed circuit board inside the electric compo nent...

Page 8: ...be operated at the same time using a single remote controller 1 Wiring method indoor unit to remote controller 3 AUTO RESTART When the air conditioner power was temporarily turned off by a power fail...

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