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12.2.3. Installing relay control board and relay wire terminal

Control unit board

Connector (CN8)

Relay wire

Notice *2.

Clasp

Connector (CND01)

Relay control board

Clasps

*2.  Notice the installing direction 

of the relay control board. (The 
elevation of the control box is 
fit for the recess of the relay 
control board.)

(1) Insert the relay control board toward 2 clasps.
(2) Then set the board with the clasp.
(3) Connect the relay wire terminal to the connector (CND01) on the relay control board.
(4) Connect the relay wire terminal to the connector (CN8) on the control unit board.

 CAUTION

 Be careful not to damage the parts on the board. 
Otherwise, it will cause malfunction.

12.2.4. Installing option kit

Remote controller cord modi

fi

 cation

(1)  Use a tool to cut off the terminal on the end of the remote controller cord, and then 

remove the insulation from the cut end of the cord.

(2)  Connect the remote controller cord and connecting cord.

(Supplied with wired remote controller.)

Important: Be sure to insulate the connection between the cords.

20 mm

Remote 
controller cord

Remote 
controller cord

Red

Red

White

White

Black

Black

Insulated 

connection

Connector

30 mm

35 ~ 45 mm

70 ~80 mm

Installing the wired remote controller terminal (sold separately)

Connect the wired remote controller terminal to the connector 
(CNC01) on the relay control board. 

Relay wire

Connector : CNC01

Wired remote 
controller cord

Rib

12.1. Accessories (Communication kit)

The following installation accessories are supplied. Use them as required.

Name and Shape

Q’ty

Description

Relay control board

1

For connecting the 
wired remote control 
unit and external 
connect wire.

Binder

1

For 

fi

 xing the wires 

from control box.

Relay wire

1

For connecting the 
relay control board and 
control unit board.

Wiring label

1

For display the additional 
wiring diagram.

12.2. Installation work

12.2.1. Removing intake grille and front panel 

(Refer to 9.1. intake grille removal and 9.3. front panel removal)

12.2.2. Removing control cover, connector and control box

Screw 1

Screw 2

Control cover

Ground wire (Green)

Control box

Screw 3

CN5 (White connector)

CN4 (Red connector)

CN14 *1. 
(White connector)

CN7 
(White connector)

Connector wires

(CN4, CN5, CN7, CN14)

(1) Remove the screw 1 then remove the control cover.
(2)  Remove the connector wires.

*1. When there is CN14 connector, pull it out.

(3) Remove the connecting cables and the screw 2 and 3, then remove the control box.

9319357003-02_IM_EN.indd   9

9319357003-02_IM_EN.indd   9

7/27/2011   3:42:50 PM

7/27/2011   3:42:50 PM

Summary of Contents for 9319357003-02

Page 1: ...r autorisiertes Personal MANUEL D INSTALLATION Pour le personnel agréé uniquement MANUAL DE INSTALACIÓN Solo para personal autorizado MANUALE D INSTALLAZIONE Ad uso esclusivo del personale autorizzato MANUAL DE INSTALAÇÃO Apenas para técnicos autorizados KURULUM KILAVUZU Yetkili servis personeli içindir INSTALLATION MANUAL AIR CONDITIONER INDOOR UNIT Compact Wall Mounted Type PART NO 9319357003 02...

Page 2: ... the power always wait 5 minutes before touching electrical components This unit contains no user serviceable parts Always consult authorized service person nel to repairs When moving consult authorized service personnel for disconnection and installation of the unit 2 ABOUT THE UNIT 2 1 Precautions for using R410A refrigerant The basic installation work procedures are the same as conventional ref...

Page 3: ...utput port Communication kit UTY TWBXF For the installation of optional parts Optional communication kit is necessary for the installation 3 GENERAL SPECIFICATION This installation manual briefly outlines where and how to install the air conditioning system Please read over the entire set of instructions for the indoor and outdoor units and make sure all accessory parts listed are with the system ...

Page 4: ...ear a source of heat steam or flammable gas Install the unit where drainage does not cause any trouble Install the indoor unit outdoor unit branch box power supply cable transmission cable and remote control cable at least 1 m away from a television or radio receivers The purpose of this is to prevent TV reception interference or radio noise Even if they are installed more than 1 m apart you could...

Page 5: ...serting be sure not to attach any material besides water If any other material is attached it will cause deterioration and water leakage After removing drain hose be sure not to forget mounting drain cap Be sure to fix the drain hose with tape to the bottom of piping Prevent drain water freezing under low temperature environment When installing indoor unit s drain hose outdoors necessary measure f...

Page 6: ... table for flaring with R410A flare tools to achieve the specified flaring Use a thickness gauge to measure the dimension A Width across flats Pipe outside diameter mm in Width across flats of Flare nut mm 6 35 1 4 17 9 52 3 8 22 12 70 1 2 26 15 88 5 8 29 19 05 3 4 36 6 9 2 Bending pipes If pipes are shaped by hand be careful not to collapse them Do not bend the pipes in an angle more than 90 When...

Page 7: ... when wiring cable When stripping off the insulation of a lead wire always use a special tool such as a wire stripper If there is no special tool available carefully strip the insulation with a knife etc 1 Use crimp type terminals with insulating sleeves as shown in the figure below to con nect to the terminal block 2 Securely clamp the crimp type terminals to the wires using an appropriate tool s...

Page 8: ...pipe heat insulation and indoor unit pipe heat insulation and bind them with vinyl tape so that there is no gap For left and left rear piping butt the connection pipe heat insulation and indoor unit pipe heat insulation together and bind them with and vinyl tape so that there is no gap For left and left rear piping wrap the area which accommodates the rear piping housing section with cloth tape Fo...

Page 9: ...ditioner operation 2 Press the MODE button and the FAN button simultaneously for 2 seconds or more to start the test run Test run display 3 Press the start stop button to stop the test run 11 REMOTE CONTROLLER INSTALLATION CAUTION Check that the indoor unit correctly receives the signal from the remote controller then install the remote controller holder Select the remote controller holder selecti...

Page 10: ...hite Black Black Insulated connection Connector 3 0 m m 3 5 4 5 m m 7 0 8 0 m m Installing the wired remote controller terminal sold separately Connect the wired remote controller terminal to the connector CNC01 on the relay control board Relay wire Connector CNC01 Wired remote controller cord Rib 12 1 Accessories Communication kit The following installation accessories are supplied Use them as re...

Page 11: ...epending on the installed environment the room temperature sensor may require a cor rection The settings may be selected as shown in the table below Factory setting Setting Description Function Number Setting Value Standard 30 00 Slightly lower control 01 Lower control 02 Warmer control 03 Function number Setting value Installing the external connect kit terminal sold separately Connect the wire o...

Page 12: ...ensor error 7 4 Outdoor temp sensor error 7 5 Suction Gas temp sensor error Heating Room Temperature Correction Depending on the installed environment the room temperature sensor may require a cor rection The settings may be changed as shown in the table below Factory setting Setting Description Function Number Setting Value Standard 31 00 Lower control 01 Slightly warmer control 02 Warmer control...

Page 13: ...ion detection error 9 7 Outdoor unit fan motor error 9 9 4 way valve error 10 1 Discharge temp error 10 3 Compressor temp error 10 4 High pressure error 10 5 Low pressure error 13 2 Branch boxes error Flexible Multi Display mode 0 5s ON 0 5s OFF 0 1s ON 0 1s OFF Number of flashing Troubleshooting with the indoor unit display OPERATION indicator lamp green TIMER indicator lamp orange ECONOMY indica...

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