Mitsubishi Electric SLZ Series Technical & Service Manual Download Page 25

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TCH067

9-5. TEST POINT DIAGRAM

9-5-1. Indoor controller board

CN22

Connect to the terminal block (TB5)

(Remote controller transmission line)

10.4–14.6 V DC

CN90

Connect to the wireless

remote controller board (CNB)

LED2

Power supply

(Wired remote controller)

CN44

Pipe temperature thermistor

– : Liquid (TH2)

– : Condenser/Evaporator (TH5)

CN20

Room temperature thermistor

(TH1)

CN4F

Drain float switch (FS)

CN105

CN4Z

i-see Sensor (Sensor)

Vsp

Voltage between pins of C626

0 V DC (FAN stop)

1–6.5 V DC (FAN operation)

(Same as

(+)–

(−) of CNMF)

CNMF

Fan motor (MF)

– : 310–340 V DC

– : 15 V DC

CN5Y

i-see Sensor motor (MT)

12 V pulse output

CNV

Vane motor (MV)

12 V pulse output

J41, J42

Jumper wire

(Pair No. setting with

wireless remote controller)

SW2

Capacity setting

LED3

Communication

(Indoor-outdoor)

SWE

Jumper switch

(Emergency operation)

CN32

Remote switch

CN41

HA terminal-A

CN2L

Lossnay

CN01

Connect to the terminal block

(TB4)

(Indoor/outdoor connecting line)

– : 220–240 V AC

FUSE

(6.3A/250V)

LED1

Power supply (I.B)

CN3C

Connect to the terminal block

(TB4)

(Indoor/outdoor connecting line)

0–24 V DC (Communication)

CN51

Centrally control

– : Control signal

13 V DC pulse input ( : +)

– : Operation indicator

13 V DC ( : +)

– : Malfunction indicator

13 V DC ( : +)

CNP

Drain pump (DP)

– : 13 V DC

SLZ-M15FA2.TH SLZ-M25FA2.TH SLZ-M35FA2.TH SLZ-M50FA2.TH SLZ-M60FA.2TH

SLZ-M15FA2-ER.TH SLZ-M25FA2-ER.TH SLZ-M35FA2-ER.TH SLZ-M50FA2-ER.TH SLZ-M60FA2-ER.TH

SLZ-M15FA2-ET.TH SLZ-M25FA2-ET.TH SLZ-M35FA2-ET.TH SLZ-M50FA2-ET.TH SLZ-M60FA2-ET.TH

TCH067.indd 25

29/9/2564 13:36:35

Summary of Contents for SLZ Series

Page 1: ...S CATALOG TCB067 SPLIT TYPE HEAT PUMP AIR CONDITIONERS R32 R410A SLZ M15FA2 TH SLZ M15FA2 ER TH SLZ M15FA2 ET TH SLZ M25FA2 TH SLZ M25FA2 ER TH SLZ M25FA2 ET TH SLZ M35FA2 TH SLZ M35FA2 ER TH SLZ M35FA2 ET TH SLZ M50FA2 TH SLZ M50FA2 ER TH SLZ M50FA2 ET TH SLZ M60FA2 TH SLZ M60FA2 ER TH SLZ M60FA2 ET TH SLZ M15FA2 TH SLZ M15FA2 ER TH SLZ M15FA2 ET TH SLZ M25FA2 TH SLZ M25FA2 ER TH SLZ M25FA2 ET TH...

Page 2: ...P71VHA2 OCH635A OCB635A MEANINGS OF SYMBOLS DISPLAYED ON THE UNIT WARNING This mark is for R32 refrigerant only Refrigerant type is written on nameplate of outdoor unit Read the OPERATION MANUAL carefully before operation Service personnel are required to carefully read the OPERATION MANUAL and INSTALLATION MANUAL before operation Further information is available in the OPERATION MANUAL INSTALLATI...

Page 3: ...sor If large amount of mineral oil enters that can cause deterio ration of refrigerant oil etc Ventilate the room if refrigerant leaks during operation If refrigerant comes into contact with a flame poisonous gases will be released Make sure that the inside and outside of refrige rant piping is clean and it has no contaminants such as sulfur oxides dirt shaving particles etc which are hazard to re...

Page 4: ... pipes 12 When performing brazing work be sure to ventilate the room sufficiently Make sure that there are no hazardous or flammable materials nearby When performing the work in a closed room small room or similar location make sure that there are no refriger ant leaks before performing the work If refrigerant leaks and accumulates it may ignite or poisonous gases may be released 13 Do not install...

Page 5: ...electrical components are being changed they shall be fit for the purpose and to the correct specification At all times the manufacturer s maintenance and service guidelines shall be followed If in doubt consult the manufacturer s technical department for assistance The following checks shall be applied to installations using flammable refrigerants The charge size is in accordance with the room si...

Page 6: ...e used However for flammable refrigerants it is important that best practice is followed since flammability is a considera tion The following procedure shall be adhered to remove refrigerant purge the circuit with inert gas evacuate purge again with inert gas open the circuit by cutting or brazing The refrigerant charge shall be recovered into the correct recovery cylinders For appliances containi...

Page 7: ...inders ensure that only appropriate refrig erant recovery cylinders are employed Ensure that the correct number of cylinders for holding the total system charge are available All cylinders to be used are designated for the recovered refrigerant and labelled for that refrigerant i e special cylinders for the recovery of refrigerant Cylinders shall be complete with pressure relief valve and associat...

Page 8: ...high tension side pressure of 5 3MPa G or over 2 Charge hose Use pressure performance of 5 09MPa G or over 3 Electronic weighing scale 4 Gas leak detector Use the detector for R134a R407 R410A or R32 5 Adaptor for reverse flow check Attach on vacuum pump 6 Refrigerant charge base 7 Refrigerant cylinder R32 or R410A refrigerant Cylinder with syphon 8 Refrigerant recovery equipment Electronic weighi...

Page 9: ... down and adjusts the angle of airflow direction Grille Filter Removes dust and pollutants from drawn in air Horizontal Air Outlet Sets horizontal airflow automatically during cooling or dehumidifying Air Intake Draws in air from room TCH067 indd 9 TCH067 indd 9 29 9 2564 13 36 29 29 9 2564 13 36 29 ...

Page 10: ... data Input kW 0 02 0 02 0 02 0 02 0 02 0 02 0 03 0 03 0 04 0 04 Current A 0 17 0 14 0 20 0 15 0 24 0 19 0 32 0 27 0 43 0 38 Fan motor output kW 0 05 0 05 0 05 0 05 0 05 Airflow rate Low Medium High K min 6 0 6 5 7 0 6 5 7 5 8 5 6 5 8 0 9 5 7 0 9 0 11 5 7 5 11 5 13 0 Noise level Low Medium High dB 24 26 28 25 28 31 25 30 34 27 34 39 32 40 43 Dimensions Width mm UNIT 570 PANEL 625 Depth mm UNIT 570...

Page 11: ...ENCIES Hz High Medium 43 SPL dB 40 LINE 50Hz NOTCH Low 32 SLZ M60FA2 TH SLZ M60FA2 ER TH SLZ M60FA2 ET TH NOTE The sound level is measured in an ane choic room where echoes are few when compressor stops The sound may be bigger than the indicated level in actual use due to surrounding echoes The sound level can be higher by about 2 dB than the indicated level during cooling and heating operation 90...

Page 12: ...ling hole 7 5 24 5 7 5 24 5 B gas A liquid 313 Suspension bolt lower edge Suspension bolt M10 or W3 8 Drain pipe VP 25 connection 2 1 For remote controller terminal block Terminal block Ceiling Grille 196 6 196 188 245 10 37 5 0 133 69 127 50 92 20 Wiring entry 52 189 Models 1 Refrigerant pipe liquid 2 Refrigerant pipe gas SLZ M15FA SLZ M25FA SLZ M35FA SLZ M50FA 6 35mm flared connection 1 4F 6 35m...

Page 13: ...67 13 Unit mm WIRED REMOTE CONTROLLER WIRELESS REMOTE CONTROLLER PAR SL101A E Option PAR 41MAA Option 188 64 7 66 22 14 5 120 83 5 120 23 46 TCH067 indd 13 TCH067 indd 13 29 9 2564 13 36 31 29 9 2564 13 36 31 ...

Page 14: ...TH SLZ M50FA2 TH SLZ M60FA 2TH SLZ M15FA2 ER TH SLZ M25FA2 ER TH SLZ M35FA2 ER TH SLZ M50FA2 ER TH SLZ M60FA2 ER TH SLZ M15FA2 ET TH SLZ M25FA2 ET TH SLZ M35FA2 ET TH SLZ M50FA2 ET TH SLZ M60FA2 ET TH TCH067 indd 14 TCH067 indd 14 29 9 2564 13 36 32 29 9 2564 13 36 32 ...

Page 15: ...n heating Strainer 50 Strainer 50 Heat exchanger Refrigerant GAS pipe connection Flare Refrigerant LIQUID pipe connection Flare SLZ M15FA2 TH SLZ M25FA2 TH SLZ M35FA2 TH SLZ M50FA2 TH SLZ M60FA 2TH SLZ M15FA2 ER TH SLZ M25FA2 ER TH SLZ M35FA2 ER TH SLZ M50FA2 ER TH SLZ M60FA2 ER TH SLZ M15FA2 ET TH SLZ M25FA2 ET TH SLZ M35FA2 ET TH SLZ M50FA2 ET TH SLZ M60FA2 ET TH TCH067 indd 15 TCH067 indd 15 29...

Page 16: ...ther when the trouble occurred matters related to wiring etc 2 Reset check code logs and restart the unit after finishing service 3 There is no abnormality in electrical component controller board remote controller etc 1 Re check the abnormal symptom 2 Conduct troubleshooting and ascertain the cause of the trouble according to 9 4 TROUBLESHOOTING OF PROBLEMS 3 Continue to operate unit for the time...

Page 17: ...orced compressor error 6 P6 Freezing Overheating protection operation 7 EE Communication error between indoor and outdoor units 8 P8 Pipe temperature error 9 E4 Remote controller signal receiving error 10 11 Pb Indoor unit fan motor error 12 Fb Indoor unit control system error memory error etc 14 PL Refrigerant circuit abnormal No sound E0 E3 Remote controller transmission error No sound E1 E2 Rem...

Page 18: ...e controller wire short Note Operation is not possible for about 30 seconds after cancellation of function selection Correct operation For description of each LED LED1 2 3 provided on the indoor controller refer to the following table LED1 power for microprocessor Indicates whether control power is supplied Make sure that this LED is always lit LED2 power for remote controller Indicates whether po...

Page 19: ...pipe liquid temperature is extremely low in cooling mode or high in heating mode refrigerant circuit may have defect Check pipe liquid temperature with remote controller in test run mode If there is extreme difference with actual pipe liquid temperature replace indoor controller board Turn the power off and on again to operate after checking P5 Malfunction of drain pump DP 1 Suspensive abnormality...

Page 20: ... defective Defective outdoor fan control Overcharge of refrigerant Defective refrigerant circuit clogging Bypass circuit of outdoor unit is defective Cooling or drying mode 1 Check clogging of the filter Remove blockage Refer to 9 7 2 DC Fan Motor Fan Motor Indoor Controller Board Check outdoor fan motor Check operating condition of refrigerant circuit Heating mode 1 Check clogs of the filter Remo...

Page 21: ...ndoor unit or transmission wire of remote controller 2 Set one of the remote controllers main if there is no problem with the action above 3 Check wiring of remote controller Total wiring length max 500 m Do not use cable 3 or more The number of connecting indoor units max 16 units The number of connecting remote controller max 2 units If the cause of trouble is not in above 1 3 Diagnose remote co...

Page 22: ...ead from the nonvolatile memory of the indoor controller board 1 Defective indoor controller board 1 Replace indoor controller board E1 or E2 6201 or 6202 Remote controller control board 1 Abnormal if data cannot be normally read from the nonvolatile memory of the remote controller control board Check code E1 2 Abnormal if the clock function of remote controller cannot be normally operated Check c...

Page 23: ...not be released until the main power is reset 1 Drain pump trouble 2 Drain defective Drain pump clogging Drain pipe clogging Open circuit of drain sensor side heater Contact failure of drain sensor connector Dew condensation on drain sensor Drain water trickles along lead wire Drain water waving due to filter clogging Extension piping connection difference at twin triple quadruple system Miswiring...

Page 24: ...outdoor unit Set the refrigerant address to 0 For grouping control system under which 2 or more outdoor units are connected set one of the units to 0 Set refrigerant address using SW1 3 6 on outdoor controller circuit board 2 LED2 on indoor controller board is blinking When LED1 on indoor controller board is also blinking Connection failure of indoor outdoor unit connecting wire When LED1 is lit 1...

Page 25: ...ir No setting with wireless remote controller SW2 Capacity setting LED3 Communication Indoor outdoor SWE Jumper switch Emergency operation CN32 Remote switch CN41 HA terminal A CN2L Lossnay CN01 Connect to the terminal block TB4 Indoor outdoor connecting line 220 240 V AC F1 FUSE 6 3A 250V LED1 Power supply I B CN3C Connect to the terminal block TB4 Indoor outdoor connecting line 0 24 V DC Communi...

Page 26: ...4 5 SLZ M35FA2 SLZ M50FA2 ON OFF 1 2 3 4 5 SLZ M60FA2 J41 J42 Pair number setting with wireless remote controller 0 1 2 3 to 9 Wireless remote controller setting Control PCB setting J41 J42 Initial setting Wireless remote controller 0 Control PCB for both J41 and J42 4 pair number settings are supported The pair number settings of the wireless remote controller and indoor control PCB J41 J42 are g...

Page 27: ...ill not be displayed 10 minutes after the operation starts Note The drain pump for this model is driven by the internal DC motor of controller board so it is not possible to measure the resistance between the terminals Normal Red Black Input 13 V DC The fan starts to rotate Purple Black Abnormal check code P5 if it outputs 0 13 V square wave 5 pulses rotation and the number of rotation is not norm...

Page 28: ...rouble of the indoor controller circuit board and fan motor Self check Symptom The indoor fan cannot rotate 1 2 Wiring contact check Contact of fan motor connector CNMF Fail Power supply check Remove the connector CNMF Measure the voltage in the indoor controller circuit board TEST POINT 1 VDC between 1 and 4 of the fan connector VDC 310 340 V DC TEST POINT 2 VCC between 5 and 4 of the fan connect...

Page 29: ...omagnetic switch power relay for duct fan X Auxiliary relay 12 V DC LY 1F Be sure to secure insulation material by tape etc 5 Green Yellow Orange Connector 5P Indoor unit side Multiple remote controller adapter PAC SA88HA E Be sure to secure insulation material by tape etc Installation at site CN51 on indoor unit board Red Brown 1 MB Multiple remote controller adapter PAC SA88HA E Indoor controlle...

Page 30: ...otor Horizontal vane Connector Unlocking button Vane motor 3 Set the vertical vane of the air outlet by hand slowly within the range in the table below A A Measured standard position of the grille Horizontal vane Caution Do not set the dimension out of the range Erroneous setting could cause dew drips or malfunction of unit θ Set range Standard of horizontal position Angle θ 21 Horizontal Angle θ ...

Page 31: ...icated by the arrow 7 Remove the safety strap from the hook then remove the corner panel from the panel The safety strap is not equipped for the signal receiver panel and i see Sensor corner panel 8 Remove the fastener then remove the corner panel Panel See Photo 3 9 Remove the 4 screws 10 Unlatch the 2 hooks Fastener is only for the signal receiver and i see Sensor cor ner panel Photo 1 Figure 2 ...

Page 32: ... board and disconnect the room temperature thermistor TH1 Note When fixing the thermistor make sure to fix it to the connector box using a band Photo 6 5 Removing the drain pan 1 Remove the panel Refer to procedure 2 2 Remove the room temperature thermistor TH1 Refer to procedure 4 Connector box See Photo 7 3 Remove the connector box fixing screw 4 Slide the connector box as indicated by the arrow...

Page 33: ...in pan Refer to procedure 5 Turbo fan See Photo 3 4 Remove the nut and washer from the turbo fan 5 Remove the turbo fan from the motor shaft Fan motor See Photo 9 6 Remove the control box cover Refer to procedure 3 7 Disconnect the fan motor cable from the CNMF on the indoor controller board 8 Remove the 2 motor lead cover fixing screws then remove the motor lead cover 9 Loosen the 3 clamps fixing...

Page 34: ...in pump make sure to use a band to fix the connector to the base plate 2 Do not give a shock to the float switch Otherwise it can cause damage or malfunction Photo 11 Photo 12 9 Removing the heat exchanger 1 Remove the panel Refer to procedure 2 2 Remove the room temperature thermistor TH1 Refer to procedure 4 3 Remove the drain pan Refer to procedure 5 4 Remove the turbo fan and fan motor Refer t...

Page 35: ... 6 ON OFF lamp This lamp lights up in green while the unit is in operation It blinks while the remote controller is starting up or when there is an error 7 Function button F1 Main display Press to change the operation mode Menu screen The button function varies with the screen 8 Function button F2 Main display Press to decrease temperature Main menu Press to move the cursor left Menu screen The bu...

Page 36: ...ol Mode Temp Fan Set temp Auto 2 1 5 6 7 8 9 0 1 3 9 4 2 3 4 5 6 7 2 1 5 Display 4 3 8 4 Appears when the Weekly timer is enabled 5 Appears while the units are operated in the energy saving mode Will not appear on some models of indoor units 6 Appears while the outdoor units are operated in the silent mode 7 Appears when the built in thermistor on the remote controller is activated to monitor the ...

Page 37: ...Sub Temp range Auto OFF timer Schedule Daylight saving time Clock Administrator password Operation locked 3D i See sensor Horizontal air direction High power Vane 3D i See Vent Lossnay Comfort Timer Energy saving Basic setting Display setting Operation setting Restriction Weekly timer OU silent mode Timer menu Main display Display details Contrast Brightness Language selection Auto mode Continue t...

Page 38: ... setting Maintenance password Dealer information input Error information Test run menu Maintenance information Filter information Cleaning Settings menu Check menu Other menu Auto descending panel Descending operation Self check Descending adjustment Remote controller check Continue from the previous page Not all functions are available on all models of indoor units Error history menu Error histor...

Page 39: ...m Normal Middle and Quiet Night setback 1 Use to make Night setback settings Select Yes to enable the setting and No to disable the setting The temperature range and the start stop times can be set Energy saving Restriction Temp range 2 Use to restrict the preset temperature range Different temperature ranges can be set for different operation modes Operation lock Use to lock selected functions Th...

Page 40: ...number and contact information need to be registered in advance to be displayed Filter information Use to check the filter status The filter sign can be reset Cleaning Auto descending panel Use to lift and lower the auto descending panel Optional parts Service Test run Select Test run from the Service menu to bring up the Test run menu Test run Drain pump test run Input maintenance info Select Inp...

Page 41: ...controller has been received Signals can be received up to approximately 7 meters in a direct line from the indoor unit in an area 45 to the left and right of the unit However illumination such as fluorescent lights and strong light can affect the ability of the indoor unit to receive signals If the operation lamp near the receiver on the indoor unit is blinking the unit needs to be inspected Cons...

Page 42: ...eekly timer ON OFF button Set Time button Sets the time Airflow button Changes up down airflow direction Mode button Changes operation mode Timer ON button Timer OFF button OFF ON button Fan Speed button Changes fan speed SET SEND button CANCEL button Up Down buttons Menu button i see button Reset button Remote controller display Transmission area 3D i See sensor Air distribution Default Direct In...

Page 43: ...ar The model name and serial number will appear only if the informa tion have been registered Press the F1 or F2 button to go to the next page When an error occurs the following screen will appear Check the error status stop the operation and consult your dealer Contact information dealer s phone number will appear if the information has been registered 2 Press the F4 button or the button to reset...

Page 44: ...ng While no errors are occurring page 2 2 of the error information can be viewed by selecting Error information from the Maintenance menu Errors cannot be reset from this screen Checking the error information F1 F2 F3 F4 TCH067 indd 44 TCH067 indd 44 29 9 2564 13 36 46 29 9 2564 13 36 46 ...

Page 45: ... the password matches the Service menu will appear The type of menu that appears depends on the connected indoor units type A screen will appear that indicates the setting has been saved Navigating through the screens To go back to the Service menu button To return to the previous screen button Note The initial maintenance password is 9999 Change the default password as necessary to prevent unauth...

Page 46: ... operation modes in the order of Cool and Heat Check the auto vane with the F1 F2 F3 buttons Press the button to return to Test run operation Press the button When the test run is completed the Test run menu screen will appear The test run will automatically stop after 2 hours The function is available only for the model with vanes Test run operation Auto vane check Press the button and open the V...

Page 47: ...ton and check whether the auto vane operates properly 7 Press the ON OFF button to stop the test run Note Point the remote controller towards the indoor unit receiver while following steps 2 to 7 It is not possible to run in FAN DRY or AUTO mode 1 A B 2 3 13 4 3 PAR SL101A E 1 Press the button 1 to stop the air conditioner If the weekly timer is enabled is on press the button 3 to disable it is of...

Page 48: ...t no function settings are made Screen appearance varies depending on the Unit No setting 4 Use the F1 or F2 button to move the cursor to select the mode number and change the setting number with the F3 or F4 button 5 When the settings are completed press the button to send the setting data from the remote controller to the indoor units 6 When the transmission is successfully completed the screen ...

Page 49: ... Pattern 2 Note Make the function settings refer to 10 1 Table 1 on Mr SLIM units as necessary Refer to 10 1 Table 1 summarizes the setting options for each mode number Refer to the indoor unit Installation Manual for the detailed information about initial settings mode numbers and setting numbers for the indoor units Be sure to write down the settings for all functions if any of the initial setti...

Page 50: ... unit and press the h button 3 Set the unit number Press the TEMP button to set the unit number Press 01 to specify the indoor unit whose unit number is 01 Direct the wireless remote controller toward the receiver of the indoor unit and press the min button Notes 1 If a unit number that cannot be recognized by the unit is entered 3 beeps of 0 4 seconds will be heard Reenter the unit number setting...

Page 51: ...ess remote controller toward the receiver of the indoor unit and press the button Current setting number 1 1 beep 1 second 2 2 beep 1 second each 3 3 beep 1 second each 4 Selecting the setting number Use the button to change the Setting number C Fig 4 Direct the wireless remote controller toward the receiver of the indoor unit and press the button 5 To select multiple functions continuously Repeat...

Page 52: ...ation setting Select F1 F2 F3 F4 Rotation TempDifTrigger Content Backup only 4 C Cur t e s e R Notes When 1 to 28 days are selected the backup function is also enabled When Backup only is selected the rotation function will be disabled The sys tems with refrigerant addresses of 00 or 01 00 system 01 system will be oper ated as a main system while the 02 system is the standby mode as backup 4 Updat...

Page 53: ...ton 3 16 error history records will appear 4 records are shown per page and the top record on the first page indicates the latest error record To delete the error history press the F4 button Delete on the screen that shows error history A confirmation screen will appear asking if you want to delete the error history Press the F4 button OK to delete the history Error history deleted will appear on ...

Page 54: ...ows preliminary error history A confirmation screen will appear asking if you want to delete the preliminary error history Press the F4 button OK to delete the preliminary error history Preliminary error history deleted will appear on the screen Press the button to go back to the Error history menu Preliminary error hist Page Delete Error history menu Error Unt dd mm yy 1 8 P5 P5 P5 P5 Preliminary...

Page 55: ...error history is available 4 Resetting the error history Press the F4 button Reset on the screen that shows the error history A confirmation screen will appear asking if you want to delete the error history Press the F4 button OK to delete the error history If deletion fails Request rejected will appear Unit not exist will appear if no indoor units that are correspond to the entered address are fo...

Page 56: ... of blinks of the OPERATION INDICATOR lamp check is completed f 13 8 3 PAR SL101A E Procedure 1 Press the CHECK button twice CHECK lights and refrigerant address 00 blinks Check that the remote controller s display has stopped before continuing 2 Press the TEMP buttons Select the refrigerant address of the indoor unit for the self diagnosis Note Set refrigerant address using the outdoor unit s DIP...

Page 57: ...on line or the indoor unit or another remote controller is faulty Check the transmission line and the other remote controllers NG ALL0 ALL1 Send receive circuit fault The remote controller needs replac ing ERC The number of data errors is the discrepancy between the number of bits in the data transmitted from the remote controller and that of the data that was actually transmitted over the transmi...

Page 58: ...tart Note Stable mode will take approx 20 minutes F1 F2 F3 F4 Check menu Cursor Service menu Error history Diagnosis Smooth maintenance Request code Smooth maintenance Return Smooth maintenance Return Smooth maintenance Return Page Page Page COMP current COMP run time COMP On Off COMP frequency A Hz Hr times Hr Ref address Cool Ref address Cool Ref address Cool Sub cool OU TH4 temp OU TH6 temp OU ...

Page 59: ...tdoor unit Indoor unit 01 Remote controller Details on the operation data including each thermistor temperature and error history can be confirmed with the remote controller Select Request code with the F1 or F2 button and press the button Select Check with the F1 or F2 button and press the button 2 Set the Refrigerant address and Request code Select the item to be changed with the F1 or F2 button...

Page 60: ...ISHI ELECTRIC CONSUMER PRODUCTS THAILAND CO LTD 700 406 MOO 7 TAMBON DON HUA ROH AMPHUR MUANG CHONBURI 20000 THAILAND Published Sep 2021 No TCH067 Made in Thailand Specifications are subject to change without notice TCH067 indd 60 TCH067 indd 60 29 9 2564 13 36 51 29 9 2564 13 36 51 ...

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