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8. FUNCTION SETTING

 

CAUTION

• Con

fi

 rm whether the wiring work for outdoor unit has been 

fi

 nished.

• Con

fi

 rm whether the cover for electric control box on the outdoor unit is close.

8.1. Turning on the power

(1)  Check the remote controller wiring and DIP switch settings.

(2)  Install the front case. 

When installing the front case, connect the connector to the front case.

(3)  Check the indoor and outdoor unit wiring and circuit board switch settings, and then 

turn on the indoor and outdoor units. After “9C” has 

fl

 ashed on the set temperature 

display for several seconds, the clock display will appear in the center of the remote 
controller display. 
The clock display will appear in the center of the remote controller display.

SU MO TU WE TH FR SA

8.2. Function setting

This procedure changes the function settings used to control the indoor unit according to 

the installation conditions. Incorrect settings can cause the indoor unit to malfunction. This 

procedure should be performed by authorized installation or service personnel only.
Perform the “FUNCTION SETTING” according to the installation conditions using the remote 

controller. (Refer to the indoor unit installation manual for details on the function numbers 

and setting values.)
(1)  Press the SET TEMP. buttons (   ) (   ) and FAN button simultaneously for more than 

5 seconds to enter the function setting mode.

SU MO TU WE TH FR SA

(2)  Press the SET BACK button to select the indoor unit number.

SU MO TU WE TH FR SA

Unit number of INDOOR UNIT

SET BACK

(3)  Press the SET TIME ( 

 ) buttons to select the function number.

Function number

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(4)  Press the SET TEMP. buttons (   ) (   ) to select the setting value. 

The display 

fl

 ashes as shown to the right during setting value selection.

Setting value

SU MO TU WE TH FR SA

(5)  Press the TIMER SET button to con

fi

 rm the setting.

Press the TIMER SET button for a few seconds until the setting value stops 

fl

 ashing.

If the setting value display changes or if “- -” is displayed when the 

fl

 ashing stops, the 

setting value has not been set correctly.
(An invalid setting value may have been selected for the indoor unit.)

(6)  Repeat steps 2 to 5 to perform additional settings.

Press the SET TEMP. buttons (   ) (   ) and FAN button simultaneously again for 
more than 5 seconds to cancel the function setting mode. In addition, the func-
tion setting mode will be automatically canceled after 1 minute if no operation is 
performed.

(7)  After completing the FUNCTION SETTING, be sure to turn off the power and turn it on 

again.

 

CAUTION

•  After turning off the power, wait 30 seconds or more before turning on it again. The 

FUNCTION SETTING doesn’t become effective if it doesn’t do so.

• Function Details

(1) Filter Sign

The indoor unit has a sign to inform the user that it is time to clean the 

fi

 lter. Select the 

time setting for the 

fi

 lter sign display interval in the table below according to the amount of 

dust or debris in the room. If you do not wish the 

fi

 lter sign to be displayed, select the set-

ting value for “No indication”.

(

...  Factory setting)

Setting description

Function 

number

Setting value

Standard (2500 hours)

11

00

Long interval (5000 hours)

01

Short interval (1250 hours)

02

            

No indication

03

(2) Cooling room temperature correction

 

Depending 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

Warmer control

01

Slightly lower control

02

Lower control

03

(3) 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

Warmer control

01

Slightly warmer control

02

Lower control

03

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Summary of Contents for 9379123037-02

Page 1: ... autorizzato ǼīȋǼǿȇǿǻǿȅ ǼīȀǹȉǹȈȉǹȈǾȈ īȚĮ İȟȠȣıȚȠįȠIJȘȝȑȞȠ ʌȡȠıȦʌȚțȩ ıȑȡȕȚȢ MANUAL DE INSTALAÇÃO Apenas para técnicos autorizados ɊɍɄɈȼɈȾɋɌȼɈ ɉɈ ɍɋɌȺɇɈȼɄȿ Ⱦɥɹ ɭɩɨɥɧɨɦɨɱɟɧɧɨɝɨ ɩɟɪɫɨɧɚɥɚ KURULUM KILAVUZU Yetkili servis personeli içindir h c s t u e D s i a ç n a r F l o ñ a p s E o n a i l a t I Ȑ k I v Ș Ȝ Ȝ E s ê u g u t r o P h s i l g n E e ç k r ü T ɣ ɢ ɤ ɫ ɫ ɭ Ɋ AIR CONDITIONER PART NO 937912303...

Page 2: ...ol name Contents of change Gauge manifold Pressure is huge and cannot be measured with a conventional gauge To prevent erroneous mixing of other refrigerants the diameter of each port has been changed It is recommended to use a gauge manifold with a high pressure display range 0 1 to 5 3 MPa and a low pressure display range 0 1 to 3 8 MPa Charging hose To increase pressure resistance the hose mate...

Page 3: ...can cause refrigerant leakage Area that can cause combustible gas to leak contains suspended carbon fibers or flammable dust or volatile inflammables such as paint thinner or gasoline If gas leaks and settles around the unit it can cause a fire Area where animals may urinate on the unit or ammonia may be generated Do not use the unit for special purposes such as storing food raising animals growin...

Page 4: ...ng figure to adjust the levelness B A Level meter The side A of the unit with the drain port should be slightly lower than the opposite side B of the unit The height difference between sides A and B should be from 0 to 20mm 3 3 3 Mounting the duct Follow the procedure in the following figure to install the ducts 865 850 26 295 14 325 14 27 Intake port flange Outlet port flange Unit mm Spacing betw...

Page 5: ... or less at 20 C 4 3 Flare connection Pipe connection WARNING Tighten the flare nuts with a torque wrench using the specified tightening method Otherwise the flare nuts could break after a prolonged period causing refrigerant to leak and generate a hazardous gas if the refrigerant comes into contact with a flame 4 3 1 Flaring Use special pipe cutter and flare tool exclusive for R410A 1 Cut the con...

Page 6: ... the pipes 2 Centering the pipe against port on the indoor unit turn the flare nut with your hand Flare nut Connection pipe small Connection pipe large Flare nut 3 When the flare nut is tightened properly by your hand hold the body side coupling with a separate spanner then tighten with a torque wrench See the table below for the flare nut tightening torques CAUTION Hold the torque wrench at its g...

Page 7: ...the earth leakage breaker so that the entire AC main power supply is cut off at the same time Otherwise electric shock or fire could result Always connect the earth ground cable Improper earthing grounding work can cause electric shocks Install the remote controller cables so as not to be direct touched with your hand Perform wiring work in accordance with standards so that the air conditioner can...

Page 8: ...lfunction of the unit Check local electrical rules and also any specific wiring instructions or limitation 6 2 Connection cable preparation Keep the earth ground wire longer than the other wires Power supply cable or connection cable 30 mm 40 mm or more Earth Ground wire Use a 4 core wire cable 6 3 Connection of wiring CAUTION Use care not to mistake the power supply cable and connection wires whe...

Page 9: ...connector to the front case Screws SET BACK Front case back side Rear case Connector When remote controller cable is concealed 1 Conceal the remote controller cable 2 Pass the remote controller cable through the hole in the rear case and connect the remote controller cable to the remote controller terminal board specified in figure 3 Clamp the remote controller cable sheath with the cable tie as s...

Page 10: ... few seconds until the setting value stops flashing If the setting value display changes or if is displayed when the flashing stops the setting value has not been set correctly An invalid setting value may have been selected for the indoor unit 6 Repeat steps 2 to 5 to perform additional settings Press the SET TEMP buttons and FAN button simultaneously again for more than 5 seconds to cancel the f...

Page 11: ...ection location of the room temperature can be selected from the following 2 examples Choose the detection location that is best for the installation location A Indoor unit setting factory setting The room temperature is detected by the indoor unit temperature sensor 1 When the THERMO SENSOR button is pressed the lock display flashes because the function is locked at the factory A Indoor unit B In...

Page 12: ...gain NOTE When different indoor unit models are connected using the group control system some functions may no longer be available If the group control system contains multiple units that are operated simultaneously con nect and set the units as shown below Auto changeover operates under the same mode with model unit number 00 It should not be connected to any other Gr that is not of the same seri...

Page 13: ...s No cooling No heating Has heat insulation work been completed Water leakage Does water drain easily from the indoor units Water leakage Are the wires and pipes all connected completely No operation heat or burn damage Is the connection cable the specified thickness No operation heat or burn damage Are the inlets and outlets free of any obstacles No cooling No heating After installation is comple...

Page 14: ...rror Indoor unit fan motor error Drain pump error Damper error Indoor unit error Outdoor unit main PCB model information error or communication error Inverter error Active filter error PFC circuit error Trip terminal L error Display PCB microcomputers communication error Discharge temp sensor error Compressor temp sensor error Outdoor unit Heat Ex liquid temp sensor error Outdoor temp sensor error...

Page 15: ...9379123037 02 indb 15 9379123037 02 indb 15 7 4 12 3 47 PM 7 4 12 3 47 PM ...

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