Daikin FTXS20G2V1B Instrukcja Obsługi

Service ManualInverter Multi for 2 RoomsG-SeriesSiBE12-816_D[Applied Models]● Inverter Multi : Cooling Only● Inverter Multi : Heat Pump

Introduction SiBE12-816_DixCheck to make sure that the power cable plug is not dirty or loose, then insert the plug into a power outlet securely.If th

Control Specification SiBE12-816_D89 Function and Control4.7 Heating Peak-cut ControlOutline During heating operation, the indoor heat exchanger tempe

SiBE12-816_D Control SpecificationFunction and Control 904.9 Liquid Compression Protection FunctionOutline In order to obtain the dependability of the

Control Specification SiBE12-816_D91 Function and Control4.11 Electronic Expansion Valve ControlOutline The following items are included in the electr

SiBE12-816_D Control SpecificationFunction and Control 92Detail The followings are the examples of control which function in each mode by the electron

Control Specification SiBE12-816_D93 Function and Control4.11.1 Fully Closing with Power onThe electronic expansion valve is initialized when the powe

SiBE12-816_D Control SpecificationFunction and Control 944.11.8 Target Discharge Pipe Temperature ControlThe target discharge pipe temperature is obta

Control Specification SiBE12-816_D95 Function and Control4.11.10 Disconnection of the Discharge Pipe ThermistorOutline The disconnection of the discha

SiBE12-816_D Control SpecificationFunction and Control 964.12.3 Refrigerant Shortage ControlOutline I Detecting by power consumptionIf the power consu

Control Specification SiBE12-816_D97 Function and Control4.12.4 Anti-icing ControlDuring cooling, if the indoor heat exchanger temperature in the oper

SiBE12-816_DOperation Manual 98Part 5Operation Manual1. System Configuration...

SiBE12-816_D Introductionx1.2 Used IconsIcons are used to attract the attention of the reader to specific information. The meaning of each icon is des

System Configuration SiBE12-816_D99 Operation Manual1. System ConfigurationAfter the installation and test operation of the room air conditioner have

SiBE12-816_D RA Indoor UnitOperation Manual 1002. RA Indoor Unit2.1 FTXG-J, CTXG-J Series - ARC466A12.1.1 Name of PartsDisplayName of Parts• Appearanc

RA Indoor Unit SiBE12-816_D101 Operation Manual6• Appearance of the outdoor unit may differ from some models. Open the front panelAir filterEarth ter

SiBE12-816_D RA Indoor UnitOperation Manual 1027Name of PartsRemote ControllerSignal transmitterReceiver FAN setting button• It selects the airflow ra

RA Indoor Unit SiBE12-816_D103 Operation Manual8 Open the front coverECONO button• ECONO operation. Page 20SWING button• Adjusting the airflow direc

SiBE12-816_D RA Indoor UnitOperation Manual 1042.1.2 AUTO · DRY · COOL · HEAT · FAN Operation11The air conditioner operates with the operation mode of

RA Indoor Unit SiBE12-816_D105 Operation Manual12 To change the temperature settingPress .COOL operation HEAT operation AUTO operation DRY or FAN

SiBE12-816_D RA Indoor UnitOperation Manual 1062.1.3 Adjusting the Airflow Direction and Rate13You can adjust the airflow direction to increase your c

RA Indoor Unit SiBE12-816_D107 Operation Manual14 To adjust the airflow rate settingPress .• Each pressing of advances the airflow rate s

SiBE12-816_D RA Indoor UnitOperation Manual 1082.1.4 COMFORT AIRFLOW Operation15COMFORT AIRFLOW Operation To start COMFORT AIRFLOW operationPress

SiBE12-816_D1 List of FunctionsPart 1List of Functions1. Functions...

RA Indoor Unit SiBE12-816_D109 Operation Manual2.1.5 INTELLIGENT EYE Operation16 To start INTELLIGENT EYE operationPress .Display To cance

SiBE12-816_D RA Indoor UnitOperation Manual 11017INTELLIGENT EYE OperationNOTE Notes on INTELLIGENT EYE operation• Application range is as follows.90

RA Indoor Unit SiBE12-816_D111 Operation Manual2.1.6 POWERFUL Operation18POWERFUL Operation To start POWERFUL operationPress during operation. To

SiBE12-816_D RA Indoor UnitOperation Manual 1122.1.7 OUTDOOR UNIT QUIET Operation19 To start OUTDOOR UNIT QUIET operationPress . • “ ”

RA Indoor Unit SiBE12-816_D113 Operation Manual2.1.8 ECONO Operation20ECONO Operation To start ECONO operationPress during operation.• “

SiBE12-816_D RA Indoor UnitOperation Manual 1142.1.9 OFF TIMER Operation21OFF TIMER Operation To use OFF TIMER operation• Check that the clock is cor

RA Indoor Unit SiBE12-816_D115 Operation Manual2.1.10 ON TIMER Operation22ON TIMER Operation To use ON TIMER operation1. Press ..3. Press

SiBE12-816_D RA Indoor UnitOperation Manual 1162.1.11 WEEKLY TIMER OperationUse the copy mode to make settings for Tuesday to Friday, because these se

RA Indoor Unit SiBE12-816_D117 Operation Manual• Pressing changes “ON” or “OFF” setting in sequence. Pressing alternates the following i

SiBE12-816_D RA Indoor UnitOperation Manual 11825WEEKLY TIMER OperationNOTE Notes on WEEKLY TIMER operation6. Press to select the desired time.

SiBE12-816_D FunctionsList of Functions 21. Functions1.1 Cooling OnlyCategory FunctionsFTXS20/25/35/42/50G2V1BFTXS20/25/35/42/50J2V1BFVXS25/35/50FV1BC

RA Indoor Unit SiBE12-816_D119 Operation Manual26Copy mode6:00 8:30 17:30 22:0025˚C 27˚C6:00 8:30 17:30 22:0025˚C 27˚CCOPYCOPYCOPYProgram 1 Program 2

SiBE12-816_D RA Indoor UnitOperation Manual 120• The “ ”will disappear from the LCD.• The TIMER lamp goes off.• To reactivate the WEEKLY

RA Indoor Unit SiBE12-816_D121 Operation Manual28 To delete reservationsThe individual reservation1. Press .• The day of the week and the rese

SiBE12-816_D RA Indoor UnitOperation Manual 1222.2 FTXS, FVXS Series - ARC452A1, A32.2.1 Manual Contents and Reference Page★: Illustrations are for FT

RA Indoor Unit SiBE12-816_D123 Operation Manual2.2.2 Names of PartsFTXS20/25/35/42/50G2V1B, FTXS20/25/35/42/50J2V1BNames of parts Indoor Unit 16 141

SiBE12-816_D RA Indoor UnitOperation Manual 124 Indoor Unit1. Air filter3. Air inlet4. Front panel5. Panel tab6. Room temperature sensor:•

RA Indoor Unit SiBE12-816_D125 Operation Manual Remote Controller 156234<ARC452A3>7813141517<Open the front cover>10911121618• It displ

SiBE12-816_D RA Indoor UnitOperation Manual 126FVXS25/35/50FV1BNames of parts Indoor Unit CAUTION 12652478391210111314Air outlet selection switch•

RA Indoor Unit SiBE12-816_D127 Operation Manual22˚C25˚CIndoor Unit1. Titanium Apatite Photocatalytic Air-Purifying Filter:2. Air outlet3. Display4

SiBE12-816_D RA Indoor UnitOperation Manual 128 Remote Controller 156234<ARC452A1>7811121315<Open the lid>91014161. Signal transmitter:•

Functions SiBE12-816_D3 List of FunctionsCategory FunctionsFLKS25/35/50BAVMBFDKS25/35EAVMBFDKS50CVMBCategory FunctionsFLKS25/35/50BAVMBFDKS25/35EAVMBF

RA Indoor Unit SiBE12-816_D129 Operation Manual2.2.3 AUTO · DRY · COOL · HEAT · FAN OperationAUTO · DRY · COOL · HEAT · FAN Operation To start opera

SiBE12-816_D RA Indoor UnitOperation Manual 130 To change the airflow rate setting5. Press “FAN setting button”.• Indoor unit quiet operationWhen

RA Indoor Unit SiBE12-816_D131 Operation Manual2.2.4 Adjusting the Airflow DirectionFTXS20/25/35/42/50G2V1B, FTXS20/25/35/42/50J2V1BAdjusting the Airf

SiBE12-816_D RA Indoor UnitOperation Manual 132 To start 3-D Airflow To cancel 3-D Airflow2. 4. Press either the “SWING button ” or the “SWI

RA Indoor Unit SiBE12-816_D133 Operation ManualFVXS25/35/50FV1B2. When the flap has reached the desired position, press “SWING button ” once more.

SiBE12-816_D RA Indoor UnitOperation Manual 134Airflow Airflow selectionCAUTION Operating mode• Make airflow selection according to what suits you.•

RA Indoor Unit SiBE12-816_D135 Operation Manual2.2.5 COMFORT AIRFLOW and INTELLIGENT EYE Operation To start operation To cancel operation• Press

SiBE12-816_D RA Indoor UnitOperation Manual 136Notes on “COMFORT AIRFLOW Operation” Notes on “INTELLIGENT EYE Operation” • The INTELLIGENT EYE sensor

RA Indoor Unit SiBE12-816_D137 Operation ManualNotes on “INTELLIGENT EYE Operation” “INTELLIGENT EYE” is useful for Energy Saving CAUTION COMFORT AIRF

SiBE12-816_D RA Indoor UnitOperation Manual 1382.2.6 POWERFUL OperationPOWERFUL Operation1. Press “POWERFUL button”.NOTE 1, 2POWERFUL operation quick

SiBE12-816_D FunctionsList of Functions 4Category FunctionsFFQ25/35/50B8V1B2MKS40/50GV1B2MKS40/50G2V1BCategory FunctionsFFQ25/35/50B8V1B2MKS40/50GV1B2

RA Indoor Unit SiBE12-816_D139 Operation Manual2.2.7 OUTDOOR UNIT QUIET OperationOUTDOOR UNIT QUIET Operation1. Press “QUIET button”.2. Press “QUIET

SiBE12-816_D RA Indoor UnitOperation Manual 1402.2.8 ECONO OperationECONO Operation1. Press “ECONO button”.• “ ” is displayed on the LCD.2. Pres

RA Indoor Unit SiBE12-816_D141 Operation Manual2.2.9 TIMER OperationTIMER Operation•• Check that the clock is correct.If not, set the clock to the p

SiBE12-816_D RA Indoor UnitOperation Manual 142 To use ON TIMER operation 1. Press “ON TIMER button”.is displayed.blinks.2.3.4. Press “CANCEL button

RA Indoor Unit SiBE12-816_D143 Operation Manual2.2.10 WEEKLY TIMER OperationWEEKLY TIMER Operation Using in these cases of WEEKLY TIMERAn example of

SiBE12-816_D RA Indoor UnitOperation Manual 144To use WEEKLY TIMER operation 1. Press “ button”. 2.3. Press “NEXT button”.4.Press “SELECT bu

RA Indoor Unit SiBE12-816_D145 Operation ManualWEEKLY TIMER Operation8.9. Press “NEXT button”.10.NOTE Notes on WEEKLY TIMER operation1098Press “SELEC

SiBE12-816_D RA Indoor UnitOperation Manual 1461. Press “ button”.2.3.4.5. Press “COPY button”.6. Press “ button” to complete the se

RA Indoor Unit SiBE12-816_D147 Operation ManualWEEKLY TIMER Operation Confirming a reservation • The reservation can be confirmed.1.Press “

SiBE12-816_D RA Indoor UnitOperation Manual 1482.2.11 Note for Multi SystemNote for Multi System〈〈 What is a “Multi System”? 〉〉This system has one out

Functions SiBE12-816_D5 List of Functions1.2 Heat PumpCategory FunctionsFTXG25/35EV1BW(S)CTXG50EV1BW(S)Category FunctionsFTXG25/35EV1BW(S)CTXG50EV1BW(

RA Indoor Unit SiBE12-816_D149 Operation Manual2.3 FTXG-E, CTXG-E, FLK(X)S, FDK(X)S Series - ARC433B41, B67, B68, B69, B762.3.1 Manual Contents and Re

SiBE12-816_D RA Indoor UnitOperation Manual 1502.3.2 Remote ControllerFTXG25/35EV1BW(S), CTXG50EV1BW(S)1. Signal transmitter:• It sends signals to the

RA Indoor Unit SiBE12-816_D151 Operation ManualFLK(X)S25/35/50BAVMB1. Signal transmitter:• It sends signals to the indoor unit.2. Display:• It display

SiBE12-816_D RA Indoor UnitOperation Manual 152FDK(X)S25/35EAVMB, FDK(X)S50CVMB1. Signal transmitter:• It sends signals to the indoor unit.2. Display:

RA Indoor Unit SiBE12-816_D153 Operation Manual2.3.3 AUTO · DRY · COOL · HEAT · FAN OperationAUTO · DRY · COOL · HEAT · FAN Operation To start operat

SiBE12-816_D RA Indoor UnitOperation Manual 154 To change the air flow rate setting5. Press “FAN setting button”.NOTEDRY mode AUTO or COOL or HEAT

RA Indoor Unit SiBE12-816_D155 Operation Manual2.3.4 Adjusting the Airflow DirectionFTXG25/35EV1BW(S), CTXG50EV1BW(S)Adjusting the Air Flow DirectionY

SiBE12-816_D RA Indoor UnitOperation Manual 156 To start COMFORT AIRFLOW operation5. Press “COMFORT AIRFLOW button”.• The flap orientation will chang

RA Indoor Unit SiBE12-816_D157 Operation ManualFLK(X)S25/35/50BAVMBAdjusting the Airflow DirectionYou can adjust the air flow direction to increase yo

SiBE12-816_D RA Indoor UnitOperation Manual 158 To adjust the vertical blades (louvers)• When adjusting the louver, use a robust and stable stool and

SiBE12-816_D FunctionsList of Functions 6Category FunctionsFTXG25/35JV1BW(S)CTXG50JV1BW(S)Category FunctionsFTXG25/35JV1BW(S)CTXG50JV1BW(S)Basic Funct

RA Indoor Unit SiBE12-816_D159 Operation Manual2.3.5 POWERFUL OperationPOWERFUL Operation1. Press “POWERFUL button”.• “ ” disappears from the L

SiBE12-816_D RA Indoor UnitOperation Manual 1602.3.6 OUTDOOR UNIT QUIET OperationOUTDOOR UNIT QUIET Operation1. Press “QUIET button”.• “ ” is d

RA Indoor Unit SiBE12-816_D161 Operation Manual2.3.7 HOME LEAVE OperationHOME LEAVE OperationHOME LEAVE operation is a function which allows you to re

SiBE12-816_D RA Indoor UnitOperation Manual 162 What’s the HOME LEAVE operation?Is there a set temperature and air flow rate which is most comfortabl

RA Indoor Unit SiBE12-816_D163 Operation Manual2.3.8 INTELLIGENT EYE OperationINTELLIGENT EYE Operation“INTELLIGENT EYE” is the infrared sensor which

SiBE12-816_D RA Indoor UnitOperation Manual 164“INTELLIGENT EYE” is useful for Energy Saving Energy saving operation• Change the temperature –2°C in

RA Indoor Unit SiBE12-816_D165 Operation Manual2.3.9 TIMER OperationTIMER Operation1. Press “OFF TIMER button”.is displayed.blinks.3. Press “OFF TIM

SiBE12-816_D RA Indoor UnitOperation Manual 166 To use ON TIMER operation1. Press “ON TIMER button”.is displayed.blinks.3. Press “ON TIMER button

RA Indoor Unit SiBE12-816_D167 Operation Manual2.3.10 Note for Multi SystemNote for Multi System〈〈 What is a “Multi System”? 〉〉This system has one out

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 1683. SA Indoor Unit - FFQ Series3.1 BRC1D5281129325221110373527261214173424520 211816 13 15

Functions SiBE12-816_D7 List of FunctionsCategory FunctionsFTXS20/25/35/42/50G2V1BFVXS25/35/50FV1BCategory FunctionsFTXS20/25/35/42/50G2V1BFVXS25/35/5

SA Indoor Unit - FFQ Series SiBE12-816_D169 Operation Manual2Start5s5s5s+5s5sEnd

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 170Operation manual1BRC1D528Remote controller4PW23717-1WARNINGContentspage1. Features and fun

SA Indoor Unit - FFQ Series SiBE12-816_D171 Operation ManualBRC1D528Remote controller4PW23717-1Operation manual256LEAVE HOME2.1 ON/OFF BUTTON Press th

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 172Operation manual3BRC1D528Remote controller4PW23717-112 MAXTEMPERATURE IMUM SET 13 MINIMUM

SA Indoor Unit - FFQ Series SiBE12-816_D173 Operation ManualBRC1D528Remote controller4PW23717-1Operation manual430 SCHEDULE TIMER BUTTON This button e

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 174 Operation manual5BRC1D528Remote controller4PW23717-14. Description of the operation modes

SA Indoor Unit - FFQ Series SiBE12-816_D175 Operation ManualBRC1D528Remote controller4PW23717-1Operation manual6User adjustable parameters:• Fan speed

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 176Operation manual7BRC1D528Remote controller4PW23717-1ADDITIONAL FEATURES OF THE CONTROLLER1

SA Indoor Unit - FFQ Series SiBE12-816_D177 Operation ManualBRC1D528Remote controller4PW23717-1Operation manual8What can the schedule timer do?,The sc

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 178Operation manual9BRC1D528Remote controller4PW23717-1The process described above is now res

SiBE12-816_D FunctionsList of Functions 8Category FunctionsFLXS25/35/50BAVMBFDXS25/35EAVMBFDXS50CVMBCategory FunctionsFLXS25/35/50BAVMBFDXS25/35EAVMBF

SA Indoor Unit - FFQ Series SiBE12-816_D179 Operation ManualBRC1D528Remote controller4PW23717-1Operation manual106. Programming the schedule timerWhat

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 18011BRC1D528Remote controller4PW23717-11••••••••ProgrammingTHE SCHEDULE TIMER IS PROGRAMMED

SA Indoor Unit - FFQ Series SiBE12-816_D181 Operation ManualBRC1D528Remote controller4PW23717-11212If the action and the corresponding time are correc

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 18213BRC1D528Remote controller4PW23717-13 47. MaintenanceThe remote controller does not need

SA Indoor Unit - FFQ Series SiBE12-816_D183 Operation Manual3.2 BRC7E530W/531W[1]1-11-28101311121514161791346257124251-31 22120 22231918COOL/HEAT CHAN

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 184English 42.123This display shows the set temperature.45Refer to page 9.6The display shows

SA Indoor Unit - FFQ Series SiBE12-816_D185 Operation Manual5 English19RECEIVER20OPERATING INDICATOR LAMP (Red)21TIMER INDICATOR LAMP (Green)This lamp

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 186English 6How to put the dry batteries(1)(2)(3) Close the coverWhen to change batteriesSlid

SA Indoor Unit - FFQ Series SiBE12-816_D187 Operation Manual7 EnglishVRV System Refer to figure 1 on page [1] • • • Operate in the following order.• •

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 188English 8• (2)ON/OFFPress ON/OFF buttonNOTE• • • • 2• •TEMPERATURE SETTING In case of au

SiBE12-816_Di Table of ContentsInverter Multi for 2 RoomsG-SerieszCooling OnlyOutdoor Unit Indoor Unit2MKS40GV1B FTXS20G2V1B FVXS25FV1B2MKS40G2V1B FTX

Functions SiBE12-816_D9 List of FunctionsCategory FunctionsFFQ25/35/50B8V1B2MXS40/50GV1B2MXS40/50G2V1BCategory FunctionsFFQ25/35/50B8V1B2MXS40/50GV1B2

SA Indoor Unit - FFQ Series SiBE12-816_D189 Operation Manual9 EnglishFAN SPEED CONTROLPress FAN SPEED CONTROL button.High or Low fan speed can be sele

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 190English 10The display flashes.PROGRAMMING TIMETIMER RESERVEPress the TIMER RESERVE button.

SA Indoor Unit - FFQ Series SiBE12-816_D191 Operation Manual11 English For Heat recovery system• Operate in the following order.Outdoor unitIndoor un

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 192English 12[STOP] Group control systemAll indoor units are equally set. Two remote contro

SA Indoor Unit - FFQ Series SiBE12-816_D193 Operation Manual13 EnglishNumber of beeps3 short beeps ...1 short beep ...1 long beep... Normal s

SiBE12-816_D SA Indoor Unit - FFQ SeriesOperation Manual 194English 14II. IN CASE BESIDES EMERGENCY STOP1. The unit does not operate at all.• • • 2.•

SiBE12-816_D195 Service DiagnosisPart 6Service Diagnosis1. Troubleshooting with LED ...

SiBE12-816_DService Diagnosis 1967.11 Thermistor or Related Abnormality (Outdoor Unit)...2477.12 Electrical Box Temperatur

Troubleshooting with LED SiBE12-816_D197 Service Diagnosis1. Troubleshooting with LED1.1 Indoor UnitOperation Lamp The operation lamp blinks when any

SiBE12-816_D Troubleshooting with LEDService Diagnosis 198BRC7E530W/531WIn case of wireless remote controller, a signal receiver PCB and a display PCB

SiBE12-816_DSpecifications 10Part 2Specifications1. Specifications ...

Problem Symptoms and Measures SiBE12-816_D199 Service Diagnosis2. Problem Symptoms and MeasuresProblem Symptom Check Item Details of MeasureReference

SiBE12-816_D Service Check FunctionService Diagnosis 2003. Service Check Function3.1 RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S Series3.1.

Service Check Function SiBE12-816_D201 Service DiagnosisCheck Method 21. Press the center of the Temp button and the Mode button at the same time.“5C”

SiBE12-816_D Service Check FunctionService Diagnosis 2026. Press the Mode button.The figure of the one’s place blinks.7. Press the Temp ▲ or ▼ button

Service Check Function SiBE12-816_D203 Service Diagnosis3.1.2 ARC452 Series Remote ControllerCheck Method 1 1. When the timer cancel button is held do

SiBE12-816_D Service Check FunctionService Diagnosis 204Check Method 21. Press the 3 buttons (TEMP▲, TEMP▼, MODE) simultaneously to enter the diagnosi

Service Check Function SiBE12-816_D205 Service Diagnosis5. Press the TEMP▲ or ▼ button and change the figure until you hear the sound of “beep”.6. Dia

SiBE12-816_D Service Check FunctionService Diagnosis 2063.1.3 ARC433 Series Remote ControllerCheck Method 1 1. When the timer cancel button is held do

Service Check Function SiBE12-816_D207 Service DiagnosisCheck Method 21. Press the center of the TEMP button and the MODE button simultaneously to ent

SiBE12-816_D Service Check FunctionService Diagnosis 2085. Press the TEMP▲ or ▼ button and change the figure until you hear the sound of “beep”.6. Dia

Specifications SiBE12-816_D11 Specifications1. Specifications1.1 Cooling Only - Indoor UnitWall Mounted Type50 Hz, 220 - 230 - 240 VModel FTXS20G2V1B

Service Check Function SiBE12-816_D209 Service Diagnosis3.2 SA Indoor Unit - FFQ Series3.2.1 Relations between ModesThe following modes can be selecte

SiBE12-816_D Service Check FunctionService Diagnosis 2103.2.3 BRC7E530W/531WTo find the error code, proceed as follows:Step Action1 Press the [Inspect

Service Check Function SiBE12-816_D211 Service Diagnosis3 Press the MODE button. The left “0” (upper digit) indication of the error code blinks.4 Pres

SiBE12-816_D Service Check FunctionService Diagnosis 2125 Press the MODE button. The right “0” (lower digit) indication of the error code blinks.6 Pre

Code Indication on Remote Controller SiBE12-816_D213 Service Diagnosis4. Code Indication on Remote Controller4.1 RA Indoor Unit - F(C)TXG, FTXS, FVXS,

SiBE12-816_D Code Indication on Remote ControllerService Diagnosis 2144.3 Outdoor Unit★: Displayed only when system-down occurs.Error Codes Descriptio

Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S Series SiBE12-816_D215 Service Diagnosis5. Troubleshooting for RA Indoor Un

SiBE12-816_D Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S SeriesService Diagnosis 2165.2 Freeze-up Protection Control or

Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S Series SiBE12-816_D217 Service DiagnosisTroubleshootingCheck No.01Refer to

SiBE12-816_D Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S SeriesService Diagnosis 2185.3 Fan Motor or Related Abnormalit

SiBE12-816_D SpecificationsSpecifications 1250 Hz, 220 - 230 - 240 VModel FTXS50G2V1BRated Capacity 5.0 kW ClassFront Panel Color WhiteAirflow RatesHm

Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S Series SiBE12-816_D219 Service Diagnosis5.3.2 DC Motor (Wall Mounted Type,

SiBE12-816_D Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S SeriesService Diagnosis 220TroubleshootingCheck No.02Refer to

Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S Series SiBE12-816_D221 Service Diagnosis5.4 Thermistor or Related Abnormali

SiBE12-816_D Troubleshooting for RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S SeriesService Diagnosis 2225.5 Front Panel Open / Close Fault

Troubleshooting for SA Indoor Unit - FFQ Series SiBE12-816_D223 Service Diagnosis6. Troubleshooting for SA Indoor Unit - FFQ Series6.1 Indoor Unit PCB

SiBE12-816_D Troubleshooting for SA Indoor Unit - FFQ SeriesService Diagnosis 2246.2 Drain Water Level System AbnormalityRemote Controller DisplayA3Me

Troubleshooting for SA Indoor Unit - FFQ Series SiBE12-816_D225 Service DiagnosisTroubleshootingNote: If "A3" is detected by the indoor unit

SiBE12-816_D Troubleshooting for SA Indoor Unit - FFQ SeriesService Diagnosis 2266.3 Fan Motor or Related AbnormalityRemote Controller DisplayA6Method

Troubleshooting for SA Indoor Unit - FFQ Series SiBE12-816_D227 Service Diagnosis6.4 Drain System AbnormalityRemote Controller DisplayAFMethod of Malf

SiBE12-816_D Troubleshooting for SA Indoor Unit - FFQ SeriesService Diagnosis 2286.5 Thermistor or Related AbnormalityRemote Controller DisplayThe tab

Specifications SiBE12-816_D13 Specifications50 Hz, 220 - 230 - 240 VModel FTXS35J2V1B FTXS42J2V1BRated Capacity 3.5 kW Class 4.2 kW ClassFront Panel C

Troubleshooting for SA Indoor Unit - FFQ Series SiBE12-816_D229 Service DiagnosisTroubleshootingIs it connected properly?Is it normal?Is the contact O

SiBE12-816_D Troubleshooting for SA Indoor Unit - FFQ SeriesService Diagnosis 2306.6 Remote Controller Thermistor AbnormalityRemote Controller Display

Troubleshooting for SA Indoor Unit - FFQ Series SiBE12-816_D231 Service Diagnosis6.7 Signal Transmission Error (between Indoor Unit and Remote Control

SiBE12-816_D Troubleshooting for SA Indoor Unit - FFQ SeriesService Diagnosis 2326.8 Signal Transmission Error (between MAIN Remote Controller and SUB

Troubleshooting for SA Indoor Unit - FFQ Series SiBE12-816_D233 Service Diagnosis6.9 Field Setting AbnormalityRemote Controller DisplayUAMethod of Mal

SiBE12-816_D Troubleshooting for SA Indoor Unit - FFQ SeriesService Diagnosis 234TroubleshootingConnect them correctly.Replace the indoor unit PCB.Nor

Troubleshooting for Outdoor Unit SiBE12-816_D235 Service Diagnosis7. Troubleshooting for Outdoor Unit7.1 Anti-icing Control for Indoor UnitRemote Cont

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 236TroubleshootingCheck No.01Refer to P.261Check No.12Refer to P.263(R14407)CautionYESN

Troubleshooting for Outdoor Unit SiBE12-816_D237 Service Diagnosis7.2 OL Activation (Compressor Overload)Remote Controller DisplayE5Method of Malfunct

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2387.3 Compressor LockRemote Controller DisplayE6Method of Malfunction DetectionA compr

SiBE12-816_D SpecificationsSpecifications 14Floor Standing Type50 Hz, 220 - 230 - 240 VModel FVXS25FV1B FVXS35FV1BRated Capacity 2.5 kW Class 3.5 kW C

Troubleshooting for Outdoor Unit SiBE12-816_D239 Service Diagnosis7.4 DC Fan LockRemote Controller DisplayE7Method of Malfunction DetectionAn error is

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2407.5 Input Overcurrent DetectionRemote Controller DisplayE8Method of Malfunction Dete

Troubleshooting for Outdoor Unit SiBE12-816_D241 Service Diagnosis7.6 Discharge Pipe Temperature ControlRemote Controller DisplayF3Method of Malfuncti

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2427.7 High Pressure Control in CoolingRemote Controller DisplayF6Method of Malfunction

Troubleshooting for Outdoor Unit SiBE12-816_D243 Service Diagnosis7.8 Compressor Sensor System AbnormalityRemote Controller DisplayH0Method of Malfunc

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2447.9 Position Sensor AbnormalityRemote Controller DisplayH6Method of Malfunction Dete

Troubleshooting for Outdoor Unit SiBE12-816_D245 Service DiagnosisTroubleshootingCheck No.15Refer to P.266Check No.18Refer to P.269Check No.20Refer to

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2467.10 DC Voltage / Current Sensor AbnormalityRemote Controller DisplayH8Method of Mal

Troubleshooting for Outdoor Unit SiBE12-816_D247 Service Diagnosis7.11 Thermistor or Related Abnormality (Outdoor Unit)Remote Controller DisplayH9, J3

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 248Troubleshooting In case of “H9” “J3” “J6” “J8” “J9”Check No.01Refer to P.261H9 : Out

Specifications SiBE12-816_D15 SpecificationsFloor / Ceiling Suspended Dual Type50 Hz, 220 - 230 - 240 VModel FLKS25BAVMB FLKS35BAVMBRated Capacity 2.5

Troubleshooting for Outdoor Unit SiBE12-816_D249 Service Diagnosis7.12 Electrical Box Temperature RiseRemote Controller DisplayL3Method of Malfunction

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2507.13 Radiation Fin Temperature RiseRemote Controller DisplayL4Method of Malfunction

Troubleshooting for Outdoor Unit SiBE12-816_D251 Service DiagnosisTroubleshootingCheck No.17Refer to P.269Check No.19Refer to P.270Note: Refer to “App

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2527.14 Output Overcurrent DetectionRemote Controller DisplayL5Method of Malfunction De

Troubleshooting for Outdoor Unit SiBE12-816_D253 Service DiagnosisTroubleshootingCheck No.15Refer to P.266Check No.17Refer to P.269Check No.18Refer to

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2547.15 Refrigerant ShortageRemote Controller DisplayU0Method of Malfunction DetectionR

Troubleshooting for Outdoor Unit SiBE12-816_D255 Service DiagnosisTroubleshootingCheck No.01Refer to P.261Check No.12Refer to P.263(R14419)CautionYESN

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2567.16 Low-voltage Detection or Over-voltage DetectionRemote Controller DisplayU2Metho

Troubleshooting for Outdoor Unit SiBE12-816_D257 Service Diagnosis7.17 Outdoor Unit PCB Abnormality or Signal Transmission ErrorRemote Controller Disp

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 258TroubleshootingYES(R14223)Check indoor unit also, because a communication circuit fa

SiBE12-816_D SpecificationsSpecifications 16Duct Connected Type50 Hz, 230 VModel FDKS25EAVMB FDKS35EAVMBRated Capacity 2.5 kW Class 3.5 kW ClassFront

Troubleshooting for Outdoor Unit SiBE12-816_D259 Service DiagnosisCheck No.11Refer to P.262NO(R14420)YESNOYESYESNONOYESCheck wrong wiring, insulation

SiBE12-816_D Troubleshooting for Outdoor UnitService Diagnosis 2607.18 Unspecified Voltage (between Indoor Unit and Outdoor Unit) / Anti-icing control

Check SiBE12-816_D261 Service Diagnosis8. Check8.1 Thermistor Resistance CheckCheck No.01 Disconnect the connectors of the thermistors from the PCB, a

SiBE12-816_D CheckService Diagnosis 2628.2 Fan Motor Connector Output CheckCheck No.02 1. Check the connection of connector.2. Check motor power suppl

Check SiBE12-816_D263 Service Diagnosis8.5 Electronic Expansion Valve CheckCheck No.12 Conduct the followings to check the electronic expansion valve

SiBE12-816_D CheckService Diagnosis 2648.6 Four Way Valve Performance CheckCheck No.13(R11903)NOYESYESNOTurn off the power and turn it on again.Discon

Check SiBE12-816_D265 Service Diagnosis8.7 Inverter Unit Refrigerant System CheckCheck No.14Refrigerant system checkCheck for refrigerant leakage. S

SiBE12-816_D CheckService Diagnosis 2668.8 “Inverter Checker” CheckCheck No.15CharacteristicsIf abnormal stop occurs due to compressor startup failur

Check SiBE12-816_D267 Service DiagnosisFTXG-E, CTXG-E, FTXS, FVXS, FLK(X)S, FDK(X)S Series1) Turn the power on.2) Select FAN operation with the [MODE]

SiBE12-816_D CheckService Diagnosis 2688.9 Rotating Pulse Input on the Outdoor Unit PCB CheckCheck No.16 <Outdoor fan motor>Make sure that the v

Specifications SiBE12-816_D17 SpecificationsCeiling Mounted Cassette Type50 Hz, 230 V★1 ( ) : dimension including control boxModel FFQ25B8V1B FFQ35

Check SiBE12-816_D269 Service Diagnosis8.10 Installation Condition CheckCheck No.178.11 Discharge Pressure CheckCheck No.18Installation condition chec

SiBE12-816_D CheckService Diagnosis 2708.12 Outdoor Unit Fan System CheckCheck No.19 DC motor8.13 Main Circuit Short CheckCheck No.20Note: Check to ma

Check SiBE12-816_D271 Service Diagnosis8.14 Power Module CheckCheck No.22Note: Check to make sure that the voltage between (+) and (–) of the diode br

SiBE12-816_DRemoval Procedure 272Part 7Removal Procedure1. Outdoor Unit...

Outdoor Unit SiBE12-816_D273 Removal Procedure1. Outdoor UnitNote: The illustrations are for heat pump models as representative.1.1 Removal of Outer P

SiBE12-816_D Outdoor UnitRemoval Procedure 2744Remove the 4 screws and remove the discharge grille.When reassembling, make sure to fit the 4 hooks.5R

Outdoor Unit SiBE12-816_D275 Removal Procedure1.2 Removal of Electrical BoxProcedure Warning Be sure to wait for 10 minutes or more after turning off

SiBE12-816_D Outdoor UnitRemoval Procedure 2763Disconnect the connector for the fan motor [S70].4Release the fan motor lead wire.5Disconnect the conne

Outdoor Unit SiBE12-816_D277 Removal Procedure7Disconnect the connectors [S20], [S21], [S80].[S20]: electronic expansion valve coil for room A (white)

SiBE12-816_D Outdoor UnitRemoval Procedure 27811Disconnect the connector for the thermistors [S90].[S90]: thermistors (outdoor temperature, outdoor he

SiBE12-816_D SpecificationsSpecifications 181.2 Cooling Only - Outdoor Unit50 Hz, 220 - 240 V Note:1. The data are based on the conditions shown in th

Outdoor Unit SiBE12-816_D279 Removal Procedure15Lift and remove the electrical box.StepProcedure Points(R12537)

SiBE12-816_D Outdoor UnitRemoval Procedure 2801.3 Removal of PCBProcedure Warning Be sure to wait for 10 minutes or more after turning off all power s

Outdoor Unit SiBE12-816_D281 Removal Procedure4Release the earth wire from the hook.5Remove the 2 screws and detach the clip to remove the radiation s

SiBE12-816_D Outdoor UnitRemoval Procedure 2826Cut the clamp and release the wire harnesses.7Remove the 7 screws in total to remove the PCB.8Lift up t

Outdoor Unit SiBE12-816_D283 Removal Procedure9Release the lead wires from the hooks and remove the terminal boards.10Lift up the PCB.11Remove the PCB

SiBE12-816_D Outdoor UnitRemoval Procedure 28412Disconnect the connectors from the terminal board.★This illustration is for 40 class model as represen

Outdoor Unit SiBE12-816_D285 Removal Procedure1.4 Removal of Sound BlanketsProcedure Warning Be sure to wait for 10 minutes or more after turning off

SiBE12-816_D Outdoor UnitRemoval Procedure 2863. Remove the sound blankets.1Release the strings, open the sound blanket (outer) and pull it out.2Remov

Outdoor Unit SiBE12-816_D287 Removal Procedure1.5 Removal of Outdoor Fan / Fan MotorProcedure Warning Be sure to wait for 10 minutes or more after tur

SiBE12-816_D Outdoor UnitRemoval Procedure 2882Release the fan motor lead wire.3Remove the screw of the fan motor fixing frame.4Remove the fan motor f

SiBE12-816_DTable of Contents ii1. Introduction ... vi1.1 Saf

Specifications SiBE12-816_D19 Specifications50 Hz, 220 - 240 V Note:1. The data are based on the conditions shown in the table below.Model 2MKS50GV1B

Outdoor Unit SiBE12-816_D289 Removal Procedure5Turn the fan motor fixing frame backward and open the 2 hooks of the fan motor lead wire.6Release the f

SiBE12-816_D Outdoor UnitRemoval Procedure 2901.6 Removal of ThermistorsProcedure Warning Be sure to wait for 10 minutes or more after turning off all

Outdoor Unit SiBE12-816_D291 Removal Procedure2Cut the clamp.3Peel the putty and remove the thermistors. [S91] : gas pipe thermistorroom A (black)room

SiBE12-816_D Outdoor UnitRemoval Procedure 2921.7 Removal of Four Way Valve / Electronic Expansion ValvesProcedure Warning Be sure to wait for 10 minu

Outdoor Unit SiBE12-816_D293 Removal ProcedureBefore working, make sure that the refrigerant gas is empty in the circuit.Be sure to apply nitrogen r

SiBE12-816_D Outdoor UnitRemoval Procedure 2944Heat up the brazed parts.Pull the pipe with pliers and disconnect.Note:Do not use a metal saw for cutt

Outdoor Unit SiBE12-816_D295 Removal Procedure1.8 Removal of CompressorProcedure Warning Be sure to wait for 10 minutes or more after turning off all

SiBE12-816_D Outdoor UnitRemoval Procedure 2964Remove the 2 nuts of the compressor. WarningBe careful not to get yourself burnt with the pipes and oth

SiBE12-816_D297 Trial Operation and Field SettingsPart 8Trial Operation andField Settings1. Pump Down Operation...

SiBE12-816_D Pump Down OperationTrial Operation and Field Settings 2981. Pump Down OperationOutline In order to protect the environment, be sure to co

SiBE12-816_D SpecificationsSpecifications 201.3 Heat Pump - Indoor UnitWall Mounted Type50 Hz, 220 - 230 - 240 VModelFTXG25EV1BW FTXG25EV1BSCooling He

Forced Cooling Operation SiBE12-816_D299 Trial Operation and Field Settings2. Forced Cooling Operationex. Wall mounted type FTXS SeriesItem Forced Coo

SiBE12-816_D Trial OperationTrial Operation and Field Settings 3003. Trial Operation3.1 RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S SeriesO

Trial Operation SiBE12-816_D301 Trial Operation and Field SettingsARC452 Series(1) Press the ON/OFF button to turn on the system.(2) Press the both of

SiBE12-816_D Trial OperationTrial Operation and Field Settings 3023.2 SA Indoor Unit - FFQ Series3.2.1 CheckpointsTo carry out a trial operation, chec

Field Settings SiBE12-816_D303 Trial Operation and Field Settings4. Field Settings4.1 RA Indoor Unit - F(C)TXG, FTXS, FVXS, FLK(X)S, FDK(X)S Series4.1

SiBE12-816_D Field SettingsTrial Operation and Field Settings 304FTXS-G, FTXS-J Series< Floor Standing Type>1) Remove the front grille.2) Lift t

Field Settings SiBE12-816_D305 Trial Operation and Field Settings< Floor / Ceiling Suspended Dual Type >Cut the jumper JA on PCB.< Duct Conn

SiBE12-816_D Field SettingsTrial Operation and Field Settings 3064.1.3 Jumper and Switch Settings<Floor Standing Type><Floor / Ceiling Suspen

Field Settings SiBE12-816_D307 Trial Operation and Field Settings4.2 SA Indoor Unit - FFQ Series4.2.1 How to Change the Field SettingsOutline If optio

SiBE12-816_D Field SettingsTrial Operation and Field Settings 308Wireless remote controllerTo set the field settings, you have to change:Mode No.Fir

Specifications SiBE12-816_D21 Specifications50 Hz, 220 - 230 - 240 VModelCTXG50EV1BW CTXG50EV1BSCooling Heating Cooling HeatingRated Capacity 5.0 kW C

Field Settings SiBE12-816_D309 Trial Operation and Field Settings4.2.2 Overview of the Field Settings: factory settingNote: Any function that is not a

SiBE12-816_D Field SettingsTrial Operation and Field Settings 3104.2.3 MAIN / SUB Setting when Using 2 Wired Remote ControllersOutline The MAIN / SUB

Field Settings SiBE12-816_D311 Trial Operation and Field Settings4.2.4 Address and MAIN / SUB Setting for Wireless Remote ControllerOutline If several

SiBE12-816_D Field SettingsTrial Operation and Field Settings 312Wireless Remote Controller (Factory Set is “1”) 1. Hold down the “ ” button and the “

Field Settings SiBE12-816_D313 Trial Operation and Field SettingsAfter Setting Stick the unit No. label at the decoration panel air discharge outlet a

SiBE12-816_D Field SettingsTrial Operation and Field Settings 3144.3 Outdoor Unit4.3.1 Jumper SettingsLocation of the jumpersJumper (on outdoor unit P

Application of Silicon Grease to a Power Transistor and a Diode Bridge SiBE12-816_D315 Trial Operation and Field Settings5. Application of Silicon Gre

SiBE12-816_DAppendix 316Part 9Appendix1. Piping Diagrams...3171.1 Indoo

Piping Diagrams SiBE12-816_D317 Appendix1. Piping Diagrams1.1 Indoor Unit1.1.1 Wall Mounted TypeFTXG25/35EV1BW(S) CTXG50EV1BW(S)FTXG25/35JV1BW(S) CTXG

SiBE12-816_D Piping DiagramsAppendix 3181.1.2 Floor Standing TypeFTXS20/25/35/42G2V1BFTXS20/25/35/42J2V1BFTXS50G2V1BFTXS50J2V1BCROSS FLOW FAN9.5CuTREF

SiBE12-816_D SpecificationsSpecifications 2250 Hz, 220 - 230 - 240 VModelFTXG35JV1BW FTXG35JV1BSCooling Heating Cooling HeatingRated Capacity 3.5 kW C

Piping Diagrams SiBE12-816_D319 Appendix1.1.3 Floor / Ceiling Suspended Dual TypeFLKS25/35BAVMB FLKS50BAVMBFLXS25/35BAVMB FLXS50BAVMBREFRIGERANT FLOWC

SiBE12-816_D Piping DiagramsAppendix 3201.1.4 Duct Connected TypeFDK(X)S25/35EAVMB, FDK(X)S50CVMB1.1.5 Ceiling Mounted Cassette TypeFFQ25/35/50B8V1BFI

Piping Diagrams SiBE12-816_D321 Appendix1.2 Outdoor Unit1.2.1 Cooling Only2MKS40GV1B, 2MKS40G2V1B2MKS50GV1B, 2MKS50G2V1BEVAM7.9CuT7.9CuT9.5CuTROOM A (

SiBE12-816_D Piping DiagramsAppendix 3221.2.2 Heat Pump2MXS40GV1B, 2MXS40G2V1B2MXS50GV1B, 2MXS50G2V1B7.9CuTEVA7.9CuTM9.5CuTMUFFLER9.5CuT9.5CuT7.0CuTHE

Wiring Diagrams SiBE12-816_D323 Appendix2. Wiring Diagrams2.1 Indoor Unit2.1.1 Wall Mounted TypeFTXG25/35EV1BW(S), CTXG50EV1BW(S)FTXG25/35JV1BW(S), CT

SiBE12-816_D Wiring DiagramsAppendix 324FTXS20/25/35/42/50G2V1B, FTXS20/25/35/42/50J2V1B2.1.2 Floor Standing TypeFVXS25/35/50FV1B1FU1X1MPCB1PCB3S46S49

Wiring Diagrams SiBE12-816_D325 Appendix2.1.3 Floor / Ceiling Suspended Dual TypeFLK(X)S25/35/50BAVMB2.1.4 Duct Connected TypeFDK(X)S25/35EAVMB, FDK(X

SiBE12-816_D Wiring DiagramsAppendix 3262.1.5 Ceiling Mounted Cassette TypeFFQ25/35/50B8V1BNOTES)TO OUTDOOR UNIT1. : TERMINALC1A3PA4PS1LX1M

Wiring Diagrams SiBE12-816_D327 Appendix2.2 Outdoor Unit2.2.1 Cooling Only2MKS40GV1B, 2MKS40G2V1B2MKS50GV1B, 2MKS50G2V1BDB1MRM10MRM20SA1V3DB24(ROOM-B)

SiBE12-816_D Wiring DiagramsAppendix 3282.2.2 Heat Pump2MXS40GV1B, 2MXS40G2V1B2MXS50GV1B, 2MXS50G2V1BV3SA1MRM10MRM20DB2DB1outdoorFIELD WIRINGL1(ROOM-B

Specifications SiBE12-816_D23 Specifications50 Hz, 220 - 230 - 240 VModelFTXS20G2V1B FTXS25G2V1BCooling Heating Cooling HeatingRated Capacity 2.0 kW C

Revision HistoryMonth / Year Version Revised contents04/2008 SiBE12-816 –06/2010 SiBE12-816_A Addition of the wall mounted type FTXG-JV1BW(S), CTXG-JV

Head Office:Umeda Center Bldg., 2-4-12, Nakazaki-Nishi,Kita-ku, Osaka, 530-8323 JapanTokyo Office:JR Shinagawa East Bldg., 2-18-1, Konan,Minato-ku, To

SiBE12-816_D SpecificationsSpecifications 2450 Hz, 220 - 230 - 240 VModelFTXS50G2V1BCooling HeatingRated Capacity 5.0 kW ClassFront Panel Color WhiteA

Specifications SiBE12-816_D25 SpecificationsFloor Standing Type50 Hz, 220 - 230 - 240 VModelFVXS25FV1B FVXS35FV1BCooling Heating Cooling HeatingRated

SiBE12-816_D SpecificationsSpecifications 26Floor / Ceiling Suspended Dual Type50 Hz, 220 - 230 - 240 VModelFLXS25BAVMB FLXS35BAVMBCooling Heating Coo

Specifications SiBE12-816_D27 SpecificationsDuct Connected Type50 Hz, 230 VModelFDXS25EAVMB FDXS35EAVMBCooling Heating Cooling HeatingRated Capacity 2

SiBE12-816_D SpecificationsSpecifications 28Ceiling Mounted Cassette Type50 Hz, 230 VNote:★1 ( ) : dimension including control boxModelFFQ25B8V1B F

SiBE12-816_Diii Table of Contents2.3 Freeze Prevention Control ...772.4 Hot Start Co

Specifications SiBE12-816_D29 Specifications1.4 Heat Pump - Outdoor Unit50 Hz, 220 - 240 VNote:1. The data are based on the conditions shown in the ta

SiBE12-816_D SpecificationsSpecifications 3050 Hz, 220 - 240 VNote:1. The data are based on the conditions shown in the table below.Model2MXS50GV1B 2M

SiBE12-816_D31 Printed Circuit Board Connector Wiring DiagramPart 3Printed Circuit BoardConnector Wiring Diagram1. Indoor Unit...

SiBE12-816_D Indoor UnitPrinted Circuit Board Connector Wiring Diagram 321. Indoor Unit1.1 Wall Mounted Type1.1.1 FTXG25/35EV1BW(S), CTXG50EV1BW(S)Con

Indoor Unit SiBE12-816_D33 Printed Circuit Board Connector Wiring DiagramPCB Detail PCB (1): Control PCBPCB (2): Signal Receiver PCBPCB (3): INTELLIGE

SiBE12-816_D Indoor UnitPrinted Circuit Board Connector Wiring Diagram 341.1.2 FTXG25/35JV1BW(S), CTXG50JV1BW(S)Connectors and Other PartsPCB (1): Con

Indoor Unit SiBE12-816_D35 Printed Circuit Board Connector Wiring DiagramPCB Detail PCB (1): Control PCBS42S41S32JB JCS200H3H2FGS46S21S25LED AV1F1UH12

SiBE12-816_D Indoor UnitPrinted Circuit Board Connector Wiring Diagram 36PCB (3): INTELLIGENT EYE Sensor PCBPCB (2): Signal Receiver / Display PCBS52

Indoor Unit SiBE12-816_D37 Printed Circuit Board Connector Wiring Diagram1.1.3 FTXS20/25/35/42/50G2V1B, FTXS20/25/35/42/50J2V1BConnectors and Other Pa

SiBE12-816_D Indoor UnitPrinted Circuit Board Connector Wiring Diagram 38PCB Detail PCB (1): Control PCBV1FU1S1S41S21S47JBJAJCS46 S25LED AS32FGH1H2H32

SiBE12-816_DTable of Contents iv6. Troubleshooting for SA Indoor Unit - FFQ Series ...2236.1 Indoor Unit PCB Abnormality .

Indoor Unit SiBE12-816_D39 Printed Circuit Board Connector Wiring DiagramPCB (2): Signal Receiver PCBPCB (3): Display PCBPCB (4): INTELLIGENT EYE Sens

SiBE12-816_D Indoor UnitPrinted Circuit Board Connector Wiring Diagram 401.2 Floor Standing Type1.2.1 FVXS25/35/50FV1BConnectors and Other PartsPCB (1

Indoor Unit SiBE12-816_D41 Printed Circuit Board Connector Wiring DiagramPCB Detail PCB (1): Sensor PCBPCB (2): Control PCBPCB (3): Service PCB PCB (4

SiBE12-816_D Indoor UnitPrinted Circuit Board Connector Wiring Diagram 421.3 Floor / Ceiling Suspended Dual Type1.3.1 FLK(X)S25/35/50BAVMBConnectors a

Indoor Unit SiBE12-816_D43 Printed Circuit Board Connector Wiring DiagramPCB Detail PCB (1): Control PCBPCB (2): Power Supply PCBPCB (3): Display PCB

SiBE12-816_D Indoor UnitPrinted Circuit Board Connector Wiring Diagram 441.4 Duct Connected Type1.4.1 FDK(X)S25/35EAVMB, FDK(X)S50CVMBConnectors and O

Indoor Unit SiBE12-816_D45 Printed Circuit Board Connector Wiring DiagramPCB Detail PCB (1): Control PCBPCB (2): Display PCBS1H2S7S26S32JCJBJAS212P13

SiBE12-816_D Indoor UnitPrinted Circuit Board Connector Wiring Diagram 461.5 Ceiling Mounted Cassette Type1.5.1 FFQ25/35/50/60B8V1BConnectors and Othe

Indoor Unit SiBE12-816_D47 Printed Circuit Board Connector Wiring DiagramPCB Detail [A1P]: Control PCBX25AX18AX61AX36AX40AX17AX15AHAPX5AX35AX24AX60AX1

SiBE12-816_D Remote ControllerPrinted Circuit Board Connector Wiring Diagram 482. Remote Controller2.1 Wired Remote Controller2.1.1 BRC1D528Connectors

SiBE12-816_Dv Table of Contents1.2 Removal of Electrical Box ...2751.3 Removal of PCB

Remote Controller SiBE12-816_D49 Printed Circuit Board Connector Wiring Diagram2.2 Wireless Remote Controller2.2.1 BRC7E530W/531WConnectors and Other

SiBE12-816_D Outdoor UnitPrinted Circuit Board Connector Wiring Diagram 503. Outdoor Unit3.1 2MK(X)S40/50GV1B, 2MK(X)S40/50G2V1BConnectors and Other P

Outdoor Unit SiBE12-816_D51 Printed Circuit Board Connector Wiring DiagramPCB Detail 40 class50 classHN2HL1EFU3FU1 FU2HR1HR2U, V, WJ3 J4 J52P190760-2S

SiBE12-816_DFunction and Control 52Part 4Function and Control1. Function of Indoor Unit (RA Models)...

Function of Indoor Unit (RA Models) SiBE12-816_D53 Function and Control1. Function of Indoor Unit (RA Models)1.1 Temperature ControlDefinitions of Tem

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 54Drawing of InverterThe following drawing shows a schematic view of the inverter

Function of Indoor Unit (RA Models) SiBE12-816_D55 Function and Control1.3 Operation Starting ControlWall Mounted Type: FTXG, CTXG SeriesThe system ca

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 561.4 Airflow Direction ControlPower-Airflow Dual FlapsThe large flaps send a lar

Function of Indoor Unit (RA Models) SiBE12-816_D57 Function and ControlFloor / Ceiling Suspended Dual Type3-D Airflow Wall Mounted Type: FTXS SeriesAl

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 581.5 Fan Speed Control for Indoor UnitsOutline Phase control and fan speed contr

SiBE12-816_D Introductionvi1. Introduction1.1 Safety CautionsCautions and WarningsBe sure to read the following safety cautions before conducting rep

Function of Indoor Unit (RA Models) SiBE12-816_D59 Function and ControlCOMFORT AIRFLOW OperationWall Mounted TypeThe fan speed is controlled automati

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 601.7 Automatic OperationOutline Automatic Cooling / Heating FunctionWhen the AUT

Function of Indoor Unit (RA Models) SiBE12-816_D61 Function and Control1.8 Thermostat ControlThermostat control is based on the difference between the

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 62HeatingWall Mounted Type: FTXG-J, CTXG-J SeriesWall Mounted Type: FTXG-E, CTX

Function of Indoor Unit (RA Models) SiBE12-816_D63 Function and Control1.9 NIGHT SET ModeOutline When the OFF timer is set, the NIGHT SET Mode is auto

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 641.10 ECONO OperationFTXG-J, CTXG-J, FTXS, FVXS SeriesThe "ECONO operation&

Function of Indoor Unit (RA Models) SiBE12-816_D65 Function and Control1.11 HOME LEAVE OperationOutline FLK(X)S, FDK(X)S SeriesHOME LEAVE operation is

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 661.12 2-Area INTELLIGENT EYE OperationOutline Wall Mounted Type: FTXS SeriesThe

Function of Indoor Unit (RA Models) SiBE12-816_D67 Function and Control2. Motions (for example: in cooling)When the microcomputer does not have a sig

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 681.13 INTELLIGENT EYE OperationOutline Wall Mounted Type: FTXG, CTXG SeriesThis

Introduction SiBE12-816_DviiBe sure to wear a safety helmet, gloves, and a safety belt when working at a high place (more than 2 m). Insufficient safe

Function of Indoor Unit (RA Models) SiBE12-816_D69 Function and Control1.14 Inverter POWERFUL OperationOutline In order to exploit the cooling and hea

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 70Brightness SettingThe brightness of the multi-colored indicator lamp can be adj

Function of Indoor Unit (RA Models) SiBE12-816_D71 Function and Control1.15 Other Functions1.15.1 Hot-Start FunctionIn order to prevent the cold air b

SiBE12-816_D Function of Indoor Unit (RA Models)Function and Control 721.15.7 Auto-restart FunctionEven if a power failure (including one for just a m

Function of Indoor Unit (SA Models) SiBE12-816_D73 Function and Control2. Function of Indoor Unit (SA Models)2.1 Drain Pump Control2.1.1 When the Floa

SiBE12-816_D Function of Indoor Unit (SA Models)Function and Control 742.1.3 When the Float Switch is Tripped During Heating Operation:During heating

Function of Indoor Unit (SA Models) SiBE12-816_D75 Function and Control2.2 Thermostat Sensor in Remote ControllerTemperature is controlled by both the

SiBE12-816_D Function of Indoor Unit (SA Models)Function and Control 76Heating When heating, the hot air rises to the top of the room, resulting in th

Function of Indoor Unit (SA Models) SiBE12-816_D77 Function and Control2.3 Freeze Prevention ControlWhen the temperature detected by liquid pipe therm

SiBE12-816_D Function of Indoor Unit (SA Models)Function and Control 782.4 Hot Start Control (In Heating Operation Only)Outline At startup with thermo

SiBE12-816_D Introductionviii1.1.2 Cautions Regarding Safety of UsersWarningBe sure to use parts listed in the service parts list of the applicable mo

Function of Thermistor SiBE12-816_D79 Function and Control3. Function of ThermistorA Outdoor Heat Exchanger Thermistor1. The outdoor heat exchanger

SiBE12-816_D Function of ThermistorFunction and Control 80D Indoor Heat Exchanger Thermistor1. The indoor heat exchanger thermistor is used for cont

Control Specification SiBE12-816_D81 Function and Control4. Control Specification4.1 Mode HierarchyOutline There are two modes; the one is the normal

SiBE12-816_D Control SpecificationFunction and Control 82Determine Operation ModeThe system judges the operation mode command which is set by each roo

Control Specification SiBE12-816_D83 Function and Control4.2 Frequency ControlOutline Frequency that corresponds to each room’s capacity is determined

SiBE12-816_D Control SpecificationFunction and Control 84For Heat Pump Model1. Determine command frequencyCommand frequency is determined in the foll

Control Specification SiBE12-816_D85 Function and ControlPI Control (Determine Frequency Up / Down by ∆D Signal)1. P controlA total of the ∆D value is

SiBE12-816_D Control SpecificationFunction and Control 864.3 Controls at Mode Changing / Start-up4.3.1 Preheating OperationOutline The inverter operat

Control Specification SiBE12-816_D87 Function and Control4.3.5 Compressor Protection FunctionWhen turning the compressor from OFF to ON, the upper lim

SiBE12-816_D Control SpecificationFunction and Control 884.5 Input Current ControlOutline An input current is detected by the CT during the compressor