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Fujitsu AOU18RLB, Инструкция по эксплуатации

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CONTENTS

1. DESCRIPTION OF EACH CONTROL OPERATION

1. COOLING OPERATION................................................................................................

3. DRY OPERATION.........................................................................................................

2. HEATING OPERATION.................................................................................................

5. INDOOR FAN CONTROL..............................................................................................

4. AUTO CHANGEOVER OPERATION............................................................................

7. LOUVER CONTROL.....................................................................................................

6. OUTDOOR FAN CONTROL..........................................................................................

9. TIMER OPERATION CONTROL...................................................................................

8. COMPRESSOR CONTROL..........................................................................................

11. TEST OPERATION CONTROL...................................................................................

10. ELECTRONIC EXPANSION VALVE CONTROL........................................................

13. FOUR-WAY VALVE EXTENSION SELECT................................................................

12. PREVENT TO RESTART FOR 3 MINUTES ( 3 MINUTES ST ).................................

15. MANUAL AUTO OPERATION ( INDOOR UNIT BODY OPERATION ).......................

14. AUTO RESTART.........................................................................................................

16. FORCED COOLING OPERATION..............................................................................
17. COMPRESSOR PREHEATING...................................................................................

19. ECONOMY OPERATION............................................................................................

01-01
01-02
01-02
01-03
01-04
01-06
01-07
01-08
01-09
01-12
01-12

01-12
01-13
01-13
01-13
01-14

01-14

18. MINIMUM HEAT OPERATION .......... ......................................................................... 01-14

24. OFF DEFROST OPERATION CONTROL...................................................................

23. DEFROST OPERATION CONTROL........................................................................... 01-16

01-18

25. VARIOUS PROTECTIONS.......................................................................................... 01-19

01-12

21. THERMO CONTROL ( FOR INDOOR UNIT SENSOR )................................................

20. HEAT INSULATION CONDITION ( BUILDING INSULATION )................................... 01-15

01-15

22. THERMO CONTROL ( FOR WIRED REMOTE SENSOR )......................................... 01-15

3. APPENDING DATA

3-1 FUNCTION SETTING.......................................................................................................

3-1-1 INDOOR UNIT..........................................................................................................
3-1-2 PROCEDURES TO CHANGE THE FUNCTION SETTING FOR WIRELESS RC...

03-01
03-01
03-05

3-2 THERMISTOR RESISTANCE VALUES............................................................................

3-2-1 INDOOR UNIT..........................................................................................................
3-2-2 OUTDOOR UNIT......................................................................................................

03-07
03-07
03-07

2. TROUBLE SHOOTING

2-1 ERROR DISPLAY.............................................................................................................

2-1-1 INDOOR UNIT AND WIRED REMOTE CONTROLLER DISPLAY..........................
2-1-2 WIRED REMOTE CONTROLLER DISPLAY ( OPTION )..........................................

2-2 TROUBLE SHOOTING WITH ERROR CODE.................................................................
2-3 TROUBLE SHOOTING WITH NO ERROR CODE...........................................................

02-01
02-01
02-02
02-03
02-24

2-4 SERVICE PARTS INFORMATION................................................................................... 02-33

Содержание AOU18RLB

Страница 1: ...SPLIT TYPE ROOM AIR CONDITIONER WALL MOUNTEDtype Models Indoor unit Outdoor unit INVERTER SERVICE INSTRUCTION R410A ASU18RLB ASU24RLB AOU18RLB AOU24RLB ...

Страница 2: ... 01 13 01 14 01 14 18 MINIMUM HEAT OPERATION 01 14 24 OFF DEFROST OPERATION CONTROL 23 DEFROST OPERATION CONTROL 01 16 01 18 25 VARIOUS PROTECTIONS 01 19 01 12 21 THERMO CONTROL FOR INDOOR UNIT SENSOR 20 HEAT INSULATION CONDITION BUILDING INSULATION 01 15 01 15 22 THERMO CONTROL FOR WIRED REMOTE SENSOR 01 15 3 APPENDING DATA 3 1 FUNCTION SETTING 3 1 1 INDOOR UNIT 3 1 2 PROCEDURES TO CHANGE THE FUN...

Страница 3: ...1 DESCRIPTION OF EACH CONTROL OPERATION R410A WALL MOUNTED type INVERTER ...

Страница 4: ...it body will usually perceive difference or variation between a set temperature and present room temperature and controls the operation frequency of the compressor If the room temperature is 7 F 3 5 C higher than a set temperature the compressor operation frequency will attain to maximum performance When the room temperature is between 7 F 3 5 C to 1 F 0 5 C of the setting temperature the compress...

Страница 5: ...or built in the indoor unit body will usually perceive difference or variation between a set temperature and present room temperature and controls the operation frequency of the compressor If the room temperature is lower by 9 F 4 5 C than a set temperature the compressor operation frequency will attain to maximum performance If the room temperature is higher 1 F 0 5 C than a set temperatire the c...

Страница 6: ...angeover operation NO NO Thermostat remains in OFF state for 6 minutes or longer System stops or operation command other than auto changeover operation YES YES When the air conditioner is set to the AUTO mode by remote control operation starts in the optimum mode from among the HEATING COOLING DRY and MONITORING modes During operation the optimum mode is automatically switched in accordance with t...

Страница 7: ...ver Cooling Auto 1 Fan speed Table 5 Indoor fan speed Operation mode Air flow mode Speed rpm Cooling Fan Heating Dry X zone 770 J zone 720 X zone 900 J zone 850 ASU18RLB 4 DRY OPERATION Refer to the Table 5 During the dry mode operation the fan speed setting can not be changed Hi Hi Me Me Me Lo Lo Quiet Quiet S Lo Cool air prevention 1260 1120 1020 900 790 680 270 1430 1320 1220 1020 900 720 270 1...

Страница 8: ...re rises Indoor heat exchanger temperature drops Hi Me Lo Cool air prevention 102 F 39 C 99 F 37 C 99 F 37 C 90 F 32 C 82 F 28 C S Lo Switch the airflow Auto at cooling mode and the indoor fan motor will run as shown in Fig 7 7 MOISTURE RETURN PREVENTION CONTROL Cooling mode Dry mode Fig 7 Indoor fan control Compressor ON OFF Indoor fan Setting air flow Indoor fan as shown in Table 6 S Lo OFF 10 3...

Страница 9: ...peed after the defrost 1 Outdoor Fan Motor 2 Fan Speed AC Motor DC Motor AOU18RLB The Table 7 shows the type of the outdoor fan motor The control method is different between AC motor and DC motor Table 7 Type of motor Fan speed Cooling Heating AOU18RLB AOU24RLB Y Z Zone Refer to Fig 8 rpm F G Y Z F G Dry 250 200 300 300 1050 870 720 530 1050 870 720 530 870 530 300 1100 1000 780 720 590 480 530 11...

Страница 10: ...ry Fan mode Heating Fan mode 3 SWING OPERATION When the swing signal is received from the remote controller the vertical louver starts to swing Swinging Range Vertical Airflow Swing Operation Horizontal Airflow Swing Operation When the swing signal is received from the remote controller the horizontal louver starts to swing Cooling Heating Dry Fan mode Swinging Range Vertical and Horizontal Airflo...

Страница 11: ...uency Frequency Time Time Time Time Time Time Frequency Time 6 Frequency Time 6 40rps 59rps 72rps 80rps 101rps 110rps 80sec 110sec 140sec 200sec 410sec 350sec 3 LIMITATION OF COMPRESSOR FREQUENCY BY OUTDOOR TEMPERATURE The minimum compressor frequency is limited by outdoor temperature as shown in the Table 11 Table 11 Limitation of compressor frequency AOU24RLB Under Over Under Over Under Over 24r...

Страница 12: ...peration mode Stop mode Set time of timer The program timer allows the OFF timer and ON timer to be used in combination one time Operation mode Operation will start from the timer setting either OFF timer or ON timer whichever is closest to the clock s current timer setting The order of operations is indicated by the arrow in the remote control unit s display SLEEP timer operation cannot be combin...

Страница 13: ...ration mode When the sleep timer is set the setting temperature is increased 2 F 1 C It increases the setting temperature another 2 F 1 C after 1 hour After that the setting temperature is not changed and the operation is stopped at the time of timer setting Ts 2 F 1 C 4 F 2 C Set 60min In the heating operation mode When the sleep timer is set the setting temperature is decreased 2 F 1 C It decrea...

Страница 14: ...nction can set operation times of the each day of the week All days can be set together the weekly timer can be used to repeat the timer setting for all of the days 3 TEMPERATURE SET BACK TIMER This timer function can change setting temperature of setting operation times of the each day of the week This can be together with other timer setting Normal tmp ON OFF Setting day Setting day Setting day ...

Страница 15: ...rt after 24 hours pass from the last initialization and the compressor stops The compressor won t enter operation status for 2 minutes and 20 seconds after the compressor is stopped even if any operation is given At the time when the air conditioner is switched from the cooling mode to heating mode the compressor is stopped and the four way valve is switched in 2 minutes and 20 seconds later after...

Страница 16: ...ontrolled as shown in Table 16 Press and hold MANUAL AUTO button for 3 10seconds MANUAL AUTO button When the power was interrupted by a power failure etc during operation the operation contents at that time are memorized and when power is recovered operation is automatically started with the memorized operation contents When the power is interrupted and recovered during timer operation since the t...

Страница 17: ... is approximately 70 of normal air conditioner operation for cooling and heating The ECONOMY operation is almost the same operation as below settings Mode Cooling Dry Heating Target temperature Setting temp 2 F 1 C Setting temp 2 F 1 C Table 18 Economy operation When the outdoor heat exchanger temperature is lower than 41 F 5 C and the all operation has been stopped for 30 minutes power is applied...

Страница 18: ...ng operation This setting can make the room temperature control more suitable for homes or buildings with high insulation Function Number 95 When the thermo sensor is turned ON it controls the compressor frequency at initial start to prevent overshoot in heating or cooling When room temperature is controlled by the Indoor unit sensor compressor operation is as shown in Fig 12 and 13 But adjustment...

Страница 19: ... Integrating defrost Normal defrost Compressor integrating operation time Less than 40 minutes AOU18RLB Less than 40 minutes AOU24RLB More than 40 minutes AOU18RLB More than 40 minutes AOU24RLB Does not operate Outdoor heat exchanger temp 1 4 F 17 C at outside air temp 14 F 10 C Outdoor heat exchanger temp Outside air temp 12 6 F 7 C or Outdoor heat exchanger temp 13 F 25 C at 4 F 20 C Outdoor air...

Страница 20: ...ost Defrost Indicator Operation lamp 7 sec ON 2 sec OFF Defrost start Normal defrost Compressor OFF count 40 times Less than 10min Compressor integrating operation Over 240 min Outdoor heat exchanger temperature Below 26 6 F 3 C Compressor integrating operation Over 213 min Outdoor heat exchanger temperature Below 23 F 5 C Intermittent operation Continuous operation 4 F 20 C Outside air temp 14 F ...

Страница 21: ...OFF Outdoor heat exchanger temperature Over 60 8 F 16 C or Compressor ON time Over 15 minutes Defrost end 2 OFF DEFROST END CONDITION Release Condition Outdoor heat exchanger temperature sensor value is higher than 60 8 F 16 C or Compressor operation time has passed 15 minutes In heating operation the outdoor heat exchanger temperature is less than 24 8 F 4 C compressor continuous operation more t...

Страница 22: ...on control Release temperature Temperature Temperature Temperature 2 CURRENT RELEASE CONTROL The compressor frequency is controlled so that the outdoor unit input current does not exceed the current limit value that was set up with the outdoor temperature The compressor frequency returns to the designated frequency of the indoor unit at the time when the frequency becomes lower than the release va...

Страница 23: ... performed 5 HIGH TEMPERATURE RELEASE CONTROL Heating mode Outdoor temperature Over than 50 F 10 C 1 or 54 F 12 C 2 Less than 50 F 10 C 1 or 54 F 12 C 2 1 When the temperature drops 2 When the temperature rises 39 2 F 4 C 44 6 F 7 C 55 4 F 13 C Temperature Temperature On heating mode the compressor frequency is controlled as following based on the detection value of the indoor heat exchanger tempe...

Страница 24: ...2 TROUBLE SHOOTING R410A WALL MOUNTED type INVERTER ...

Страница 25: ...ous 1 times 5 times Intake Grille Error Continuous 8 times 5 times Outdoor Unit Main PCB Error 2 times 6 times Continuous Continuous 4 times 7 times 6 times 1 times Continuous 7 times 3 times Continuous 7 times 4 times Continuous Active Filter Error Discharge Thermistor Error Heat Ex Pipe Thermistor Error Outdoor Thermistor Error 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Continuous 8 time...

Страница 26: ... error codes may be displayed for the indoor unit connected to the remote controller 1 Stop the air conditioner operation 2 Press the SET TEMPERATURE buttons simultaneously for 3 seconds or more to start the self diagnosis 4 Press the SET TEMPERATURE buttons simultaneously for 3 seconds or more or there is no key input for 60 seconds to stop the display 3 Press the SET TEMPERATURE button to select...

Страница 27: ... there is an abnormal condition correct it by referring to Installation Manual or Data Technical Manual Check Point 3 Check the voltage of power supply Check the voltage of power supply Check if AC187V AC208V 10 253V AC230V 10 appears at Outdoor Unit Terminal L N Check Point 4 Check Serial Signal Reverse Transfer Signal Check Serial Signal Reverse Transfer Signal Check if Indicated value swings be...

Страница 28: ...nit If there is an abnormal condition correct it by referring to Installation Manual or Data Technical Manual Check Point 3 Check the voltage of power supply Check the voltage of power supply Check if AC187V AC208V 10 253V AC230V 10 appears at Outdoor Unit Terminal L N Check Point 4 Check Serial Signal Reverse Transfer Signal Check Serial Signal Forward Transfer Signal Check if Indicated value swi...

Страница 29: ...e control and Indoor unit and check if there is a disconnection of the cable Upon correcting the removed connector or miss wiring reset the power Check Voltage at CN6 terminal 1 3 of Controller PCB Power supply to Remote Control If it is DC12V Remote Control is failure Controller PCB is normal Replace Remote Control If it is DC 0V Controller PCB is failure Check Remote Control once again Replace C...

Страница 30: ...tronic equipment which causes harmonic wave Note EEPROM EEPROM Electronically Erasable and Programmable Read Only Memory is a non volatile memory which keeps memorized information even if power is turned off It can change the contents electronically To change the contents it uses higher voltage than normal and it can not change a partial contents Rewriting shall be done upon erasing the all conten...

Страница 31: ...B and Indicator PCB failure Check Point 1 Check the Manual auto switch Check if Manual auto switch is kept pressed Check Point 2 Replace Controller PCB If Check Point 1 do not improve the symptom change Controller PCB and Indicator PCB Check ON OFF switching operation by using a meter If Manual Auto Switch is disabled on off switching replace it Indicate or Display 02 07 Outdoor Unit No indication...

Страница 32: ...rature F OK OK 5 3 6 5 8 0 Resistance Value k Temperature F Indoor Room Thermistor Error Indoor unit Controller PCB Room temperature thermistor When Room Temperature Thermistor open or short circuit is detected 1 Connector connection failure 2 Thermistor failure 3 Controller PCB failure Check if connector is removed Check erroneous connection Check if thermistor cable is open Upon correcting the r...

Страница 33: ...is open Upon correcting the removed connector or miss wiring reset the power Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Approx value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Controller PCB DC5 0V Make sure circuit diagram of indoor unit and check terminal voltage at Thermistor DC5 0V I...

Страница 34: ...ing is abnormal replace it Check excessively high temperature around the motor If there is any surrounding equipment that causes heat Upon the temperature coming down restart operation When the condition that actual frequency of Indoor Fan is below 1 3 of target frequency is continued more than 56 seconds Check Point 4 Replace Controller PCB If Check Point 1 3 do not improve the symptom replace Co...

Страница 35: ...Check Point 1 Check Limit switch Check Point 3 Replace Controller PCB OK OK Check operation of Micro switch any blocking by dust etc Remove Micro switch and check ON OFF switching operation by using a meter If Micro switch is detective replace it Check loose contact of CN11 shorted wire pinched wire Replace Micro switch if the wire is abnormal OK OK If Check Point 1 2 do not improve the symptom ch...

Страница 36: ...erate Does Error indication show again Check Point 1 2 Check external cause Check if temporary voltage drop was not generated Check if momentary open was not generated Check if ground is connection correctly or there are no related cables near the power line Change Main PCB Access to EEPROM failed due to some cause after outdoor unit started Indicate or Display 02 12 Outdoor Unit No indication Ind...

Страница 37: ...Indoor and Outdoor Voltage drop or Noise Instant drop Check if there is a large load electric apparatus in the same circuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation ...

Страница 38: ...an Heat Exchanger Is there anything obstructing the air distribution circuit Is there any clogging of Outdoor Heat Exchanger Is the Fan rotating by hand when operation is off If the Fan Motor is locked replace it Check Outdoor Fan Motor Refer to Trouble shooting 18 If the Fan Motor is failure replace it Check Point 4 Check Compressor PARTS INFORMATION 2 Check Compressor If Check Point 1 5 do not i...

Страница 39: ...le is open Upon correcting the removed connector or miss wiring reset the power Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Approx value If Thermistor is either open or shorted replace it and reset the power Check Point 3 Check voltage of Main PCB DC5 0V Make sure circuit diagram of outdoor unit and check terminal voltage at Thermistor DC5 0V If ...

Страница 40: ...hermistor cable is open Upon correcting the removed connector or miss wiring reset the power Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Approx value If Thermistor is either open or shorted replace it and reset the power 23 F 14 F 176 F 158 F 140 F 86 F 68 F 50 F 41 F 32 F 122 F 104 F Indicate or Display Check Point 3 Check voltage of Main PCB DC...

Страница 41: ...n Upon correcting the removed connector or miss wiring reset the power Check Point 2 Remove connector and check Thermistor resistance value Thermistor Characteristics Approx value If Thermistor is either open or shorted replace it and reset the power 5 F 4 F 95 F 5 2 104 F 4 2 113 F 3 5 122 F 2 8 131 F 86 F 50 F 41 F 32 F 23 F 14 F 68 F Indicate or Display Check Point 3 Check voltage of Main PCB D...

Страница 42: ...here is a large load electric apparatus in the same circuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation of grounding Check Point 1 1 Reset Power Supply and operate Does...

Страница 43: ...3 Compressor failure lock winding short Protection stop by overcurrent generation after inverter compressor start processing completed generated consecutively 10 times The number of generations is reset if the start up of the compressor succeeds No obstructions in air passages Heat exchange fins clogged Outdoor unit fan motor check Ambient temperature not raised by the effect of other heat sources...

Страница 44: ...iss wiring reset the power Refer to PARTS INFORMATION 2 For Compressor Terminal Main PCB If the detected rotor location is out of phase with actual rotor location more than 90 the compressor stops After the compressor restarts if the same operation is repeated within 40sec the compressor stops again If and repeats 5 times the compressor stops permanently Check Point 1 Check Noise from Compressor T...

Страница 45: ...it diagram and the voltage Measure at Main PCB side connector If the voltage is not correct replace Main PCB When outdoor fan rotation speed is less than 100rpm in 20 seconds after fan motor starts fan motor stops After fan motor restarts if the same operation within 60sec is repeated 3 times in a row compressor and fan motor stops If and repeats 5 times in a row compressor and fan motor stops per...

Страница 46: ...eplace Solenoid Coil Cooling or Dry operation Indoor heat exchanger temp Room temp 40 F 20 C Heating operation Indoor heat exchanger temp room temp 40 F 20 C If the same operation is repeated 5 times the compressor stops permanently Solenoid coil Check each piping temperature and the location of the valve by the temperature difference If the value location is not proper replace 4 way valve 4 way v...

Страница 47: ...ed by hand Motor check PARTS INFORMATION 5 Check Point 2 Check the EEV strainer Check Point 5 Check the refrigerant amount Leak check EEV open Strainer clogging check before and after EEV ACM oil return Check Point 2 Check the EEV strainer If the 3 way valve gas side was closed open the 3 way valve gas side and check operation Check Point 1 Check if 3 way valve liquid side is open If the 3 way val...

Страница 48: ...fective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation of grounding 2 3 TROUBLE SHOOTING WITH NO ERROR CODE Check Point 3 Check Electrical Components YES YES Check the voltage of power supply Check if AC187 253V appears at Ou...

Страница 49: ...mentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check the complete insulation of grounding Check the voltage of power supply Check if AC187 253V appears at Outdoor Unit Terminal L N Check Fuse in Main PCB...

Страница 50: ...ose or removed communication line of Indoor Unit and Outdoor Unit Instant drop Check if there is a large load electric apparatus in the same circuit Momentary power failure Check if there is a defective contact or leak current in the power supply circuit Noise Check if there is any equipment causing harmonic wave near electric line Neon bulb or electric equipment that may cause harmonic wave Check...

Страница 51: ...e air flow route Check clogged Heat Exchanger Is the Valve open Is capacity of Indoor unit fitted to room size Any windows open or direct sunlight Check connection pipe specified pipe length Pipe diameter Check any loose or removed communication line If there is an abnormal condition correct it by referring to Installation Manual or Data Technical Manual Check if Strainer is clogged Refer to the f...

Страница 52: ...on grille and front panel normal Is Fan broken or deformed Is the screw of Fan loose Is there any object which obstruct the Fan rotation Is Main unit installed in stable condition Is Fan guard installed normally Check if vibration noise by loose bolt or contact noise of piping is happening Is Compressor locked Check Compressor PARTS INFORMATION 1 2 Water Leaking 1 Erroneous installation 2 Drain ho...

Страница 53: ...t function 31 Room Temperature Control for indoor unit sensor Ref Check Point 4 Check Function Settings Check Point 3 Check the remote controller display Check Point 2 Verfity room temperature sensing location Indoor unit sensor Wired remote sensor Do you want room temperature sensed at the wired remote controller Wired remote sensor or by they build in sensor inside the unit Indoor unit sensor Ch...

Страница 54: ...Press and hold down the THERMO SENSOR button to turn on the icon Ref Please reference the APPENDING DATA Using the table on the right adjust temeprature correction by changing function setting 93 Room Temperature control for wired remote controller sensor Check Point 6 Check Function Setting Is function 48 Room temperature sensor switching set to 01 Check Point 4 Check the Function Setting Check P...

Страница 55: ...y they build in sensor inside the unit Indoor unit sensor Check Point 1 2 Check effects of Function Setting change Is the space still too cool in relation to set point Too cool TO NEXT PAGE Is the Thermo Sensor Icon displayed on the screen Check Point 3 1 Check the remote controller Hold down the THERMO SENSOR button until the thermo sensor icon is turned off Setting Description Function Number Se...

Страница 56: ...d on the screen Check Point 3 1 Check Function Setting Is function 42 Indoor room temperature sensor switching function set to 01 Ref Please reference the APPENDING DATA Check Point 3 2 Check the remote controller Press and hold down the THERMO SENSOR button to turn on the icon Is function 48 Room temperature sensor switching set to 01 Check Point 4 Check the Function Setting Check Point 4 1 Check...

Страница 57: ...mpressor due to clogged dirt or less oil Replace Compressor Replace Compressor Replace Compressor Stops soon after starting up Is there open or loose connection cable Is Gas pipe valve open Low pressure is too low Check if Refrigerant is leaking Recharge Refrigerant Check if strainer is clogged PARTS INFORMATION 3 If there is no failure the defect of Compressor can be considered Compression part b...

Страница 58: ...r Check terminal connection of Compressor loose or incorrect wiring Check winding resistance of each terminal If the resistance value is 0 or infinite replace Compressor If the symptom does not change with above Check 1 2 replace Main PCB R S WHITE C BLACK Terminal cover opened RED AOU18 24RLB Resistance Value 0 7 at 77 F 25 C AOU18 24RLB 02 34 ...

Страница 59: ...8 F 20 C Outdoor unit Electronic Expansion Valve EEV Check connection of connector CN700 Loose connector or open cable Remove connector check each winding resistance of Coil If Resistance value is abnormal replace EEV Remove Connector and check Voltage DC12V If it does not appear replace Main PCB Turn on Power and check operation noise If an abnormal noise does not show replace Main PCB When Valve...

Страница 60: ...oltage Vm No function No function Earth terminal GND Control voltage Vcc Speed command Vsp Feed back FG SERVICE PARTS INFORMATION 4 Check Point 1 Check rotation of Fan Indoor unit fan motor Rotate the fan by hand when operation is off Check if fan is caught dropped off or locked motor If Fan or Bearing is abnormal replace it Check Point 2 Check resistance of Indoor Fan Motor Refer to below Circuit...

Страница 61: ...M Ref value 2 1 01M Ref value 1 0 76M Ref value 2 SACT32010 HITACHI LACT33020 HITACHI PM 604 FGEL PM 703 FGEL PM 601 FGEL 360k 20 0 900k 20 1 01M Ref value 1 0 76M Ref value 2 540k 20 1 65M Ref value 1 1 14M Ref value 2 LOT No 1302931396 LOT No 1302931395 PM 601 FGEL Type A Type B Table 1 Each type standard value multimeter IN N1 N IN IN N1 N is FGEL terminal name L2 P P L2 Terminal Resistance val...

Страница 62: ...et the tester to the Resistance mode and measure the resistance between the following terminals Set the tester to the Diode mode and measure the voltage value between the following terminals Judge the result of as follows Judge the result of as follows TM301 P TM305 U TM304 V TM303 W TM302 N TM305 U TM304 V TM303 W P P P U V W N N N U V W U V W P P P U V W N N N Over 2k Including Over 2k Including...

Страница 63: ...3 APPENDING DATA R410A WALL MOUNTED type INVERTER ...

Страница 64: ...of dust in the air of the room If the indication is not required select No indication 03 Function Details 1 2 Setting the Auto restart Enable or disable automatic restart after a power interruption Factory setting Setting Description Function Number Setting Value Enable Disable 40 00 01 Auto restart is an emergency function such as for power outage etc Do not attempt to use this function in normal...

Страница 65: ...ller Enables or disables the power saving function by controlling the indoor unit fan rotation when the outdoor unit is stopped during cooling operation only change the setting to Wired remote controller 01 This function will only work if the function setting 42 is set at Both 01 Setting Description Function Number Setting Value Both Wired remote controller 48 00 01 Factory setting 03 02 Setting D...

Страница 66: ...apidly respond to the cooling or heating load changes e r i u q e r t o n s e o d d n a h g i h s i g n i d l i u b e h t f o e r u t c u r t s n o i t a l u s n i t a e h e h t n e h w s i 1 0 n o i t a l u s n i h g i H system to rapidly respond to cooling or heating load changes When High insulation 01 is selected Overheating overcooling is prevented at the start up All room temp control settin...

Страница 67: ...th 01 Ensure that the Thermo Sensor icon is displayed on the remote controller screen Setting Description Function Number Setting Value No correction 0 0 F 0 0 C 1 F 0 5 C 2 F 1 0 C 4 F 2 0 C 3 F 1 5 C 5 F 2 5 C 6 F 3 0 C 7 F 3 5 C 8 F 4 0 C 1 F 0 5 C 2 F 1 0 C 3 F 1 5 C 4 F 2 0 C 5 F 2 5 C 6 F 3 0 C 7 F 3 5 C 8 F 4 0 C No correction 0 0 F 0 0 C 00 01 02 03 04 05 06 07 08 09 10 11 12 13 15 14 16 1...

Страница 68: ...g Value Press the FAN button again to return to the Function Number selection Selecting the Function Number and Setting Value 6 Press the START STOP button It makes a signal to indoor unit Indoor unit run the setting 7 Press the RESET button to cancel the function setting mode 8 After completing the FUNCTION SETTING be sure to turn of the power and turn it on again CAUTION After turning off the po...

Страница 69: ...e setting of Fanction Number and Setting Value after setting custom code in remote controller please set custom code in remote controller again The remote control unit resets to signal code A when the batteries in the remote control unit are replaced If you use a signal code other than signal code A reset the signal code after replacing the batteries If you do not know the air conditioner signal c...

Страница 70: ...0 46 50 10 100 9 0 57 59 15 79 1 0 71 68 20 62 5 0 86 77 25 49 8 1 03 86 30 40 0 1 23 95 35 32 4 1 43 104 40 26 3 1 65 113 45 21 6 1 88 122 50 17 8 2 11 131 55 14 8 2 34 140 60 12 3 2 57 149 65 10 3 2 79 158 70 8 7 3 00 167 75 7 4 3 19 176 80 6 3 3 37 185 85 5 4 3 54 194 90 4 6 3 69 203 95 4 0 3 83 212 100 3 4 3 96 221 105 3 0 4 07 230 110 2 6 4 17 239 115 2 3 4 26 248 120 2 0 4 33 Temp F C Resist...

Страница 71: ...3 3 17 Suenaga Takatsu ku Kawasaki 213 8502 Japan December 2014 Printed in Japan ...

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