Fujitsu AG * V12LAC Series Service Instruction Download Page 35 | Manualshive

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6 . REFRIGERANT CAUTION -R410A-

R410A

FLOOR type

INVERTER

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Summary of Contents for AG * V12LAC Series

Page 1: ...SPLIT TYPE ROOM AIR CONDITIONER FLOOR type Models Indoor unit Outdoor unit AG V09LAC AG V12LAC AG V14LAC AO V09LAC AO V12LAC AO V14LAC INVERTER SERVICE INSTRUCTION R410A ...

Page 2: ...NTROL 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 18 COIL DRY OPEARTION CONTROL 17 COMPRESSOR PREHEATING 19 DEFROST OPERATION CONTROL 21 AIR OUTLET SELECTION DAMPER CONTROL 20 OFF...

Page 3: ...BLY ILLUSTRATION PARTS LIST 2 DISASSEMBLY PROCESS 8 APPENDING DATA 1 JUMPER SETTING OF INDOOR UNIT AND OUTDOOR UNIT 3 THERMISTOR RESISTANCE VALUES 2 OUTDOOR UNIT PRESSURE VALUE AND TOTAL ELECTRIC CURRENT CURVE 9 REPLACEMENT PARTS 10 INSTALLATION MANUAL 3 SELF DIAGNOSIS FUNCTION AND CHECKING POINTS 4 SERIAL SIGNAL DIAGNOSIS 5 IPM PROTECTION 6 TROUBLE SHOOTING OF REFRIGERANT CYCLE 06 01 06 02 06 04 ...

Page 4: ...1 SPECIFICATIONS R410A FLOOR type INVERTER ...

Page 5: ...10 4 91 4 43 1 3 FAN MOTOR TYPE Hermetic type 4 pole 3 phase DC inverter motor Rotary DISCRIMINATION REFRIGERANT R410A g 1 050 1 150 1 050 POWER SOURCE V 230 HI SPEED UP LO r p m C 1 190 1 000 H 1 240 1 040 C 1 000 850 H 1 040 880 C 820 690 H 840 700 C 660 560 H 660 560 C 760 H 760 C 1 190 1 000 H 1 240 1 040 C 1 000 850 H 1 040 880 C 820 690 H 840 700 C 660 560 H 660 560 C 820 H 750 C 1 330 1 120...

Page 6: ...2 DIMENSIONS R410A FLOOR type INVERTER ...

Page 7: ...DIMENSIONS Models AG V09LAC AO V09LAC AG V12LAC AO V12LAC 02 01 unit mm 540 740 200 790 56 290 353 17 600 ...

Page 8: ...DIMENSIONS Models AG V14LAC AO V14LAC 02 02 347 578 48 10 320 508 540 20 300 125 60 790 unit mm 740 200 600 ...

Page 9: ...3 REFRIGERANT SYSTEM DIAGRAM R410A FLOOR type INVERTER ...

Page 10: ...alve Strainer Strainer 3 Way valve Muffler Muffler 4 Way valve Expansion valve Heat exchanger INDOOR Heat exchanger OUTDOOR 4Pass Compressor Cooling Heating AG V12LAC AO V12LAC AG V14LAC AO V14LAC Models AG V09LAC AO V09LAC 03 01 2Pass ...

Page 11: ...4 CIRCUIT DIAGRAM R410A FLOOR type INVERTER ...

Page 12: ...CIRCUIT DIAGRAM Models AG V09LAC AO V09LAC AG V12LAC AO V12LAC 04 01 INDOOR UNIT OUTDOOR UNIT ...

Page 13: ...CIRCUIT DIAGRAM Models AG V14LAC AO V14LAC 04 02 INDOOR UNIT OUTDOOR UNIT ...

Page 14: ...5 DESCRIPTION OF EACH CONTROL OPERATION R410A FLOOR type INVERTER ...

Page 15: ...A zone 96Hz 61Hz 51Hz 33Hz 96Hz 61Hz 51Hz 33Hz 51Hz 33Hz B zone C zone 96Hz 61Hz Upper Lower air flow Upper air flow D zone 64Hz 42Hz 36Hz 27Hz E zone 64Hz 42Hz 36Hz 27Hz F zone A zone B zone C zone D zone E zone F zone 64Hz 42Hz 36Hz 27Hz 96Hz 61Hz 45Hz 33Hz 96Hz 61Hz 45Hz 33Hz 45Hz 33Hz 96Hz 61Hz 64Hz 36Hz 36Hz 27Hz 64Hz 36Hz 36Hz 27Hz 64Hz 36Hz 36Hz 27Hz When the room temperature is between 2 C...

Page 16: ...peed mode and the outdoor temperature Table 2 Compressor Frequency Range Fig 2 Limit of Maximum Frequency based on Outdoor Temperature The room temperature is controlled 2 C higher than the setting temperature for 60 minutes after starting the operation After 60 minutes it is controlled based on the normal setting temperature 05 02 minimum frequency air flow maximum frequency AG V09LAC 18Hz 18Hz 1...

Page 17: ...for a minute room temperature room temperature Ts 1 5 C Ts 0 5 C Compressor ON OFF Indoor fan Dry air flow S Lo OFF Ts 0 5 C Ts 1 5 C Table 3 Compressor frequency Fig 3 Compressor Control based on Room Temperature Fig 4 Indoor Fan Control 05 03 10 30 60 180 60 180 60 10 30 SEC INITIAL frequency AG V09LAC 56Hz 40Hz AG V12LAC AG V14LAC AG V09LAC AG V12LAC AG V14LAC X zone J zone Y zone X zone J zone...

Page 18: ...tomatic dry Cooling automatic dry TS 2 C TB TS 2 C Monitoring Monitoring Monitoring TB TS 2 C Heating Heating Monitoring When COOING was selected at the air conditioner operates as follow The same operation as COOLING OPERATION of item 1 above is performed When the room temperature has remained at set temperature 1 C for 8 minutes operation is automatically switched to DRY and the same operation a...

Page 19: ...iet Cool air prevention S Lo Dry Cooling Fan Upper Lower air flow mode Upper air flow mode Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower Upper Lower AG V14LAC Operation mode Air flow mode Speed rpm Hi 1330 1120 1370 1100 930 1130 660 560 680 860 730 890 660 560 680 660 560 680 660 560 680 1330 1120 1370 1100 930 1130 890 750...

Page 20: ...as shown in When the room Figure 7 temperature rises On the other hand if switched LOW mode HIGH QUIET the indoor motor 1 C will run at a constant airflow of HEAT 1 5 C operation modes QUIET LOW MED HIGH as shown in Table 5 2 C 2 5 C HIGH mode When the room temperature lowers Room temperature D Setting temperature 6 COOL AIR PREVENTION CONTROL Heating mode Indoor heat exchanger Indoor heat exchang...

Page 21: ...peed It runs at 500 A D ZONE 200 E F ZONE rpm for 20 seconds after starting up the outdoor fan After the defrost control is operated on the heating mode the fan speed keeps at the higher speed as table 7 without relating to the compressor frequency 05 07 A C D E F A C D E F ZONE 760 470 760 470 500 500 760 680 470 820 750 670 550 450 Refer to Fig1 rpm Outdoor temperature falls and if it becomes E ...

Page 22: ... out is low at the start of heating operation or during defrosting the airflow direction temporarily becomes to prevent cold air being blown onto the body During Monitor operation in AUTO CHANGEOVER mode the airflow direction automatically becomes and it cannot be adjusted Function and Operation Range Fig 9 Air Direction Range 2 SWING OPERATION When the swing signal is received from the remote con...

Page 23: ...0sec 60sec 60sec Table 8 Compressor Operation Frequency Range 2 OPEARTION FREQUENCY CONTROL AT START UP The compressor frequency soon after the start up is controlled as shown in the figure 10 Fig 10 Compressor Control at Start up Time Time Time Time Time Time Frequency Time Frequency Frequency Frequency Frequency Frequency Frequency Time Time Time Time Time Time Frequency Frequency Frequency Freq...

Page 24: ...ill be turned on Operation 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 operatio...

Page 25: ...ion In the cooling operation mode When the sleep timer is set the setting temperature is increased 1 C It increases the setting temperature another 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 1 C 2 C Set 60min In the heating operation mode When the sleep timer is set the setting temperature is decreased 1 C It decr...

Page 26: ... will continue to run regardless of whether the room temperature sensor detects 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 af...

Page 27: ...ATION CONTROL The coil dry operation functions by pressing COIL DRY button on the remote controller The coil dry operation is consisted of 3 cycles of Fan operation 3 minutes Heating operation 2 minutes and Fan operates for 33 minutes at last before ending the air conditioner operation It takes 48 minutes to complete the coil dry operation Table 12 COIL DRY Operating Functions Indoor Fan Speed Upp...

Page 28: ...inutes to 4 hours After 4 hours Does not operate 9 C 5 C 3 C Defrosting after 2 time upon starting operation Less than 35 minutes 35 minutes to 4 hours Does not operate Compressor operating time After 4 hours 3 C 6 C 2 CONDITION OF THE DEFROST OPERATION COMPLETION Defrost operation is released when the conditions become as shown in Table 14 Table 14 Defrost Release Condition Release Condition Outd...

Page 29: ...sor integrating operation Over 60 minutes to below 240 minutes Compressor integrating operation Over 240 minutes Compressor integrating operation Over 35 minutes to below 240 minutes Compressor integrating operation Over 240 minutes Outdoor heat exchanger temperature Below 9 C Outdoor heat exchanger temperature Outdoor heat exchanger temperature Outdoor heat exchanger temperature Outdoor heat exch...

Page 30: ...n integrating time lasts for more than 30 minutes AG V09 12LAC AG V14LAC OFF Defrost Flow Chart Heating operation stop Outdoor heat exchanger temperature Below 4 C and Compressor integrating operation Over 30 minutes Defrost start Defrost Indicater Operation lamp Outdoor heat exchanger temperature Over 10 C 16 C or Compressor ON time Over 15 minutes Defrost end 2 OFF DEFROST END CONDITION Release ...

Page 31: ...era ture and set tem perature are dif ferent Room tempera ture is close to set temperature or the air conditioner has operated for 1hour _ Air flow tempera ture is high Air flow tempera ture is low During defrost ing operation start of operation etc Make sure the lower air outlet is not choked with foreign matters causing abnormal operation to damper When the OPERATION Indicator Lamp and the 10 C ...

Page 32: ... on the remote controller The 10 C HEAT operation is almost the same operation as below settings 3 How to set to blow out air from the upper air outlet only Set the air outlet selection switch to mode HEAT setting temperature 10 C louver position refer to 7 LOUVER CONTROLL fan mode AUTO After 48hours of 10 C HEAT operation without Monitor operation fan mode will be fixed at HIGH speed Table 16 ...

Page 33: ...When the discharge temperature becomes higher than Temperature the compressor is stopped and the indoor unit LED starts blinking Table 17 Discharge Temperature Over Rise Prevension Control Release Temperature Temperature Temperature Temperature 2 CURRENT RELEASE CONTROL The compressor frequency is controlled so that the outdoor unit input current does not exceeds the current limit velue that was s...

Page 34: ... the compressor is stopped and trouble display is performed 5 HIGH TEMPERATURE RELEASE CONTROL HEATING MODE On heating mode the compressor frequency is controlled as following based on the detection value of the indoor heat exchanger temperature sensor 05 20 AG V09 12LAC AG V14LAC 46Hz or greater 45Hz 39Hz or greater 38Hz 39 45Hz 38Hz 26 38Hz 25Hz 19 29Hz 18Hz 18 25Hz OFF OFF Indoor heat exchange ...

Page 35: ...6 REFRIGERANT CAUTION R410A R410A FLOOR type INVERTER ...

Page 36: ...ng hose side and the ser vice port side are possible to open and close at the same time Thermistor vacuum gauge Fig 4 15 To remove moisture from the refrigerating cycle complete ly it is necessary to perform appropriate vacuum drying For that reason vacuum conditions can be confirmed cer tainly Vacuum valve Fig 4 16 This valve builts in a check valve and it is easily possible to vacuum a refrigera...

Page 37: ...el with HFC R407C R410A model If you use existing pipes it may cause resolution of compressor oil by remaining mineral oil 3 8 15 88mm R410A 22 29 19 7 25 R22 R407C R22 R407C R22 R407C 19 4 23 20 27 3 4 19 05mm R410A 24 36 24 29 R22 R407C 23 7 29 24 Material Nominal diameter in 1 4 3 8 1 2 5 8 3 4 7 8 1 1 8 1 1 4 1 1 2 1 3 8 1 6 35 9 52 12 70 15 88 19 05 22 22 28 58 31 75 38 10 34 92 25 40 Outside...

Page 38: ...efrigerant charge Do it always from the liquid phase side Don t charge from the gas phase side Compressor oil is changed Be careful to handle synthetic oil since it resolves easily by moisture and contamination Don t mix new synthetic oil and mineral oil It may cause trouble We developed new synthetic oil since HFC refrigerant doesn t dissolve in mineral for R22 oil 06 03 ...

Page 39: ...It is necessary to use the vacuum pump which can obtain the high vacuum condition Precaution on Tools Feature 2 New Refrigerant has Approx 1 6 times higher pressure than previous refrigerant R410A High Pressure Different point from previous one Diameter of Service port has been changed from 1 4 Flare to 5 16 Flare It requires the gauge manifold and charge hose exclusively for R410A It requires the...

Page 40: ...ase out schedule of HCFC according to Montreal protocol 1996 2010 2000 2004 2015 2020 2030 60 40 20 100 Year 80 HCFC consumption of 1989 CFC consumption of 1989 x 2 8 65 35 10 0 5 started control only service use total abolition 100 0 06 05 ...

Page 41: ...emical compound including chlorine and hydrogen ODP 0 02 01 HCFC Hydro Chloro Fluoro Carbon For example R22 for air conditioner R134a for Car air conditioner HFC3 Hydro Fluoro Carbon R407C for air conditioner Refrigerant characteristics R22 Composition wt R22 100 Boiling Point 40 8 Behavior Pressure at 54 5 C kPa 2 151 Temperature Glide deg 0 ODP 0 055 R407C R32 R125 R134a 23 25 52 43 6 zeotrope 2...

Page 42: ... Pressure Mpa 39 2 27 40 2 32 41 2 38 42 2 44 44 2 57 45 2 63 46 2 69 47 2 76 48 2 83 49 2 90 51 3 04 52 3 11 53 3 18 54 3 26 56 3 41 57 3 49 58 3 57 59 3 65 61 3 82 62 3 90 63 3 99 64 4 08 Desighed pressure of R410A refrigerant Pressure Temp Relation between R410A condensing temperature and saturated pressure Temp Pressure Advantage Disadvantage Suitable for R410A higher system performance Near A...

Page 43: ...del when replacing CAUTION Check if the compressor is suitable for the refrigerant model when replacing Complete welding within 15 minutes after opening the cap when replacing COMPRESSOR Use better grade of material for sliding parts for securing good lubrication of sliding part as HFC refrigerant does not contain chloride Review insulating materials Increase pressure resistance strength CAUTION D...

Page 44: ...lamp do not light up 2 Self Diagnosis Function Either Operation lamp or Timer lamp is blinking How to operate the self diagnosis function Self diagnosis table and Check points 3 Trouble shooting method Serial signal check IPM protection check Refrigeration cycle diagnosis FLOOR type INVERTER ...

Page 45: ...iring YES DC260 400V Is AC input voltage between terminal 1 2 normal Fault of an input power supply Is AC voltage between 4pin of TM1 and TM5 normal Temp fuse defective Is AC voltage between VA1 normal Switching power circuit Switching power circuit Switching power circuit Is DC voltage between terminals of C9 normal Is DC voltage between terminals of C12 normal Is DC voltage between terminals of ...

Page 46: ...eration lamp Red and Timer lamp Green 2 Upon pulling out and inserting the AC plug the starts to operates from remote control At this state a normal operation indication is performed 3 By pressing TEST button of remote control Error Indication is indicated only during 3 minutes ST 3 minutes ST 2 minutes 20 seconds from the timing AC plug is ON Lamp display 3 minutes delay Turn off Operating Error ...

Page 47: ... outdoor unit terminals and diagnose the defective location Refer to the after mentioned Serial Signal Diagnosis for the voltage measuring method and diagnosis method When the outdoor unit does not receive the signal for 10 consecutive seconds during the operation Outdoor unit stops Diagnosis Point Check the indoor outdoor cable connection in order If the cable wiring is not abnormal measure the v...

Page 48: ...tor resistance value Refer to Themistor characteristics table Controller PCB defective Diagnosis Point Diagnosis Point Check thermistor resistance value Refer to Themistor characteristics table Controller PCB defective MANUAL AUTO switch becomes ON for 30 consecutive seconds It indicates the error but the operation continues Diagnosis Point Check if forced auto switch is kept pressed Forced auto s...

Page 49: ...fective Refer to after mentioned refrigerant cycle diagnosis Either the outdoor fan motor abnormal current or location error was detected Permanent stop Diagnosis Point Fan motor connector loose defective contact Fan motor defective Controller PCB defective Compressor location error Outdoor fan error DC motor 0 5 sec 2 times 0 5 sec 3 times 0 5 sec 5 times 0 5 sec 6 times 0 5 sec 5 times 17 18 1A ...

Page 50: ...r connector loose defective contact Fan motor defective Controller PCB defective 0 5 sec 3 times OFF 12 When damper opening recovery operation repeats 6 times Operation stop It releases by sending the operation stop signal from the remote controller Damper error UPPER LOWER air flow Diagnosis Point Obstruction of damper movement Check if the switch wire CN18 is open 0 5 sec 4 times OFF 2E When dam...

Page 51: ...utdoor Fan is defective does not rotate Refrigeration cycle defective Refer to after mentioned Refrigerant cycle diagnosis Excessive High Pressure Protection on Cooling Excessive high pressure protection on cooling mode has been activated Compressor Outdoor Fan OFF It releases after 3 minute ST Heat radiation is blocked Inlet Outlet Check if Outdoor Fan is defective does not rotate Refrigeration c...

Page 52: ...heck outdoor unit control unit Check cable wiring of terminal base of indoor and outdoor unit correctly connected as numbered Does voltage AC220 to 230V appear between NO terminal L and N of indoor unit terminal base Check cable wiring of terminal base Does indoor unit start to operate Conduct the inspection on no operation at all Outdoor unit controller PCB board failure Measure voltage between t...

Page 53: ... Turn on the power and press TEST button Yes Rotating Go to Check point 3 on Remote Control No Not rotating PCB or Compressor defective Is the outdoor fan rotating Check point 4 Operate the unit for certain time and Yes Operating The unit is normal check if the compressor is operating No Not operating IPM or PCB defective Replace PCB If it is higher than 5V wait until the discharging is over Yes N...

Page 54: ...essor Failure NORMAL AG V09 12LAC AG V14LAC Compressor Case Temperature at 20 C 0 710 ohm Compressor Case Temperature at 20 C 0 730 ohm s it also changes by the compressor temperature the measured value may be much different from the above table when measured right after stopping operation 2 Checking method of EEV failure Insert the AC plug and start up the operation Check if the EEV operates just...

Page 55: ...8 APPENDING DATA R410A 1 Jumper setting of Indoor unit and Outdoor unit 2 Outdoor unit Pressure Value and Total Electric Current Curve 3 Thermistor Resistance Values FLOOR type INVERTER ...

Page 56: ...gnal unless remote control PCB is also changed to Code B Indoor Unit Remote Control JM1 JP J4 JP Code A Default Code B Auto Restart It is possible to disengage Auto Restart function if it is not needed Indoor Unit JM2 JP With Auto Restart function Default Without Auto Restart function Outdoor Unit AO V09 12 14LAC it is possible to select the higher or standard level of preheating function When it ...

Page 57: ...inutes After 60 minutes of operation Test mode is released automatically 1 Indoor Outdoor Temperature Outdoor Low Pressure Curve AG V09LAC 2 Indoor Outdoor Temperature Outdoor Total Electric Current Curve 08 02 0 70 0 80 0 90 1 00 1 10 1 20 1 30 17 5 20 22 5 25 27 5 30 32 5 In outdoor ambient temperature C Low pressure of outdoor unit MPa Relative Humidity 50 Relative Humidity 60 Relative Humidity...

Page 58: ...ion with the condition of the Indoor Unit air filter clean Constant Frequency Operation Method Test mode 1 Operate on Colling mode and press TEST button of remote control 2 Operate continuously for 30 minutes After 60 minutes of operation Test mode is released automatically 1 Indoor Outdoor Temperature Outdoor Low Pressure Curve AG V14LAC 2 Indoor Outdoor Temperature Outdoor Total Electric Current...

Page 59: ...g mode and press TEST button of remote control 2 Operate continuously for 30 minutes After 60 minutes of operation Test mode is released automatically 1 Indoor Outdoor Temperature Outdoor High Pressure Curve AG V09LAC 2 Indoor Outdoor Temperature Outdoor Total Electric Current Curve 08 04 2 20 2 40 2 60 2 80 3 00 3 20 3 40 0 2 4 6 8 10 12 14 Outdoor ambient temperature C High pressure of outdoor u...

Page 60: ... from connection cord Caution Start operation with the condition of the Indoor Unit air filter clean Constant Frequency Operation Method Test mode 1 Operate on Heating mode and press TEST button of remote control 2 Operate continuously for 30 minutes After 60 minutes of operation Test mode is released automatically 1 Indoor Outdoor Temperature Outdoor High Pressure Curve AG V14LAC 2 Indoor Outdoor...

Page 61: ...0 0 72 4 34 75 00 1 39 4 83 100 00 80 00 0 61 4 43 80 00 1 18 4 85 105 00 85 00 0 52 4 51 85 00 1 00 4 87 110 00 90 00 0 44 4 57 90 00 0 85 4 89 115 00 95 00 0 38 4 63 95 00 0 73 4 91 120 00 168 60 130 70 102 20 80 51 63 89 51 05 41 07 33 26 27 09 22 20 18 29 15 15 12 62 10 56 8 88 7 50 6 36 5 42 4 64 3 98 3 43 2 97 2 58 2 24 1 96 0 36 0 45 0 56 0 70 0 85 1 01 1 20 1 41 1 62 1 85 2 08 2 31 2 54 2 ...

Page 62: ...9 REPLACEMENT PARTS R410A FLOOR type INVERTER ...

Page 63: ...185012 09 01 AG V12LAC AG V14LAC 1 2 5 2 3 4 8 6 7 9 9316418011 9316458017 9316187016 9316186019 9312153015 9311925033 9316272019 9316185012 9316418011 1 INTAKE GRILLE ASSY GENERAL BRAND 9316418028 9316418028 9316418028 1 INTAKE GRILLE ASSY FUJI BRAND 9316418035 9316418035 9316418035 1 INTAKE GRILLE ASSY HIYASU BRAND 9316418042 9316418042 9316418042 9316458017 9316187016 9316186019 9312153015 5 AI...

Page 64: ...SLIDE SWITCH COVER 9316267015 15 BRACKET TERMINAL 9316269019 26 ROOM TEMP THERMISTOR 9700801108 17 32 CONTROL BOX 9316200012 31 CONTROLLER PCB 9707505016 30 CONTROL COVER 9316201019 29 CROSS FLOW FAN B ASSY 9316309012 28 MOTOR DC BRUSHILESS MFD 14SXM 9602481019 27 MOTOR HOLDER 9316195011 9313168018 9602109012 9312979011 9312004034 9306628017 9900385026 9302271002 9316307018 9316270015 9316193017 9...

Page 65: ...40 WATER SEAL Parts No Description Ref No Q ty 9316199019 9316091016 9316092013 9316440012 9316439016 9316271012 09 03 AG V12LAC AG V14LAC 36 38 39 40 41 9316199019 9316091016 9316092013 9316440012 9316439016 9316271012 9316199019 9316091023 9316092013 9316440029 9316439016 9316271012 37 42 36 41 42 U PIPE AA ASSY 9316095014 9316095014 9316095014 ...

Page 66: ... BUSING B 50 9312156016 BUSING A 51 9303529010 MOTOR STEP UP DOWN 54 9900384043 GEAR A 53 9309994003 GEAR CASE 52 9316213012 REF CASING 57 58 9316378018 LOUVER Z 56 9316206014 LOUVER U 55 9316205017 9316207011 9315281012 9315282019 9316208018 9316209015 9316210011 9316204010 9316211018 9312156016 9303529010 9900384043 9309994003 9316213012 9316378018 9316206014 9316205017 9316207011 9315281012 931...

Page 67: ... A 69 9303529010 BUSING B 68 9312156016 SPACER D 73 9315282019 JOINT Z 72 9316335011 R AND L LOUVER Z 71 9316334014 62 60 61 63 64 65 66 67 68 70 71 73 75 77 76 COVER LOWER 76 77 9316374010 STOPPER 75 9316219014 DRAIN PAN Z 74 9316215016 9900384050 9316217010 9900424015 9900384067 9316218017 9316177017 9314147029 9316214019 9316384019 9900384074 9316216013 9303529010 9312156016 9315282019 93163350...

Page 68: ...18 9310979013 9313994051 2 7 REM PLATE 9313813017 2 3 4 5 6 8 11 9 7 10 12 13 14 8 CABINET LEFT ASSY 9313991012 14 PANEL FRONT 9313806026 13 RING FAN 9313807016 12 NUT WITH WASHER 9304902003 11 PROPELLER FAN 9313808013 10 MOTOR BRACKET 9313812010 9 MOTOR DC BRUSHLESS MFE 12ROM 9602111015 9313988029 9313941024 9900210038 9315234018 9310979013 9313994051 9313813017 9313991012 9313806026 9313807016 9...

Page 69: ...14107047 9313815011 9900343019 9315206015 9314554018 9314022012 16 21 BRACKET VALVE 9310229026 27 BASE ASSY 9313987015 26 THERMISTOR ASSY DISCHARGE PIPE 9900148027 25 4 WAY VALVE ASSY 9314093012 24 SOLENOID 9970033018 23 COIL EXPANSION VALVE 9900057039 22 PULSE MOTOR VALVE ASSY 9314557019 26 9314107047 9313815011 9900343019 9315206015 9314554018 9314022012 9310229026 9313987015 9900148027 93140930...

Page 70: ... 9707039221 9313074029 9315690012 9703874031 9307271014 29 34 TERMINAL BRACKET 9315233028 35 COVER INVERTER CASE 9314507014 39 FUSE 250V 5A 0600376086 38 FUSE HOLDER 0501456016 37 FUSE 250V 20A 0600382018 36 FUSE HOLDER 0501454012 29 30 31 32 33 34 35 36 38 37 39 9309913011 9707039238 9313074029 9315690012 9703874031 9307271014 9315233028 9314507014 0600376086 0501456016 0600382018 0501454012 ...

Page 71: ...WITCH ASSY 6 BRACKET MOTOR ASSY Parts No Description Ref No Q ty 9309230057 9900210045 9315319012 9309236011 9309237025 9313432010 2 7 MOTOR DC BRUSHLESS MFE 63NOM 9601725015 3 2 4 5 6 8 11 9 7 10 12 8 PROPELLER FAN 9309909014 12 GRIP 9308880017 11 CABINET ASSY 9312799176 10 RING FAN 9308885012 9 NUT WITH WASHER 9304902003 ...

Page 72: ...488007 9311287018 9307271014 14 19 2 WAY VALVE ASSY 9313064013 25 PULSE MOTOR VALVE ALL ASSY 9311641018 24 COMPRESSOR ASSY 9313763022 23 SEPARATER ASSY 9312971015 22 REACTOR ASSY 9900354015 21 BRACKET VALVE 9308870025 20 3 WAY VALVE ASSY 9315159014 25 22 23 24 27 30 28 29 26 COIL EXPANSION VALVE 9900057039 30 BASE ASSY PAINTED 9308869081 29 THERMISTOR ASSY DISCHARGE PIPE 9900148027 28 SOLENOID 997...

Page 73: ...INVERTER CASE ASSY 35 TERMINAL 36 TERMINAL BRACKET Parts No Description Ref No Q ty 9309913011 9707039245 9313074029 9315690012 9703874031 9315037039 32 37 FUSE HOLDER 0501454012 38 FUSE 250V 20A 0600382018 40 FUSE 250V 5A 0600376086 39 FUSE HOLDER 0501456016 32 33 34 35 36 37 39 38 40 ...

Page 74: ...5 0700076046 0700019036 Use for air conditioner operation For remote control unit For indoor unit installation Use as remote control unit holder For wall hook bracket and body installation For remote control unit holder installation Part No 3 x 12 4 x 25 9303029022 Use Part No For outdoor unit drain piping work Q ty 1 Name and Shape Drain pipe assy 09 12 Electric filter UTR FC03 2 Ion deodrant fil...

Page 75: ...T L R removal Remove 4 screws The middle finger is hung on the lower part as shown in the figure and it pulls to the front pushing mark and bottom hooks two position is removed from Base The side panel is pulled to the front raising the upper surface and a side panel is removed 2 DISASSEMBLY PROCESS 09 13 Intake Grille Assy Rope Hook Mounting shaft Screw mark Base Panel Front L Panel Front R ...

Page 76: ... Remove the CONTROL COVER Remove the connectors and cords Remove the CONTROLLER PCB 4 PANEL FRONT removal Remove 4 screws Remove the PANEL FRONT by sliding upward 09 14 Hook Screw Control Cover Controller PCB Panel Front Hook ...

Page 77: ...ve 4 screws Remove the CASING ASSY by sliding front side 6 FAN MOTOR removal Remove Remove 1 screw Remove the MOTOR HOLDER by sliding upward Remove the FAN MOTOR 09 15 Screw Screw Casing assy Cross Flow Fan assy Motor Holder Fan Motor ...

Page 78: ... ASSY removal Remove Remove 1 screw Remove the HOLDER DRAIN HOSE and HOSE DRAIN ASSY 8 DRAIN PAN ASSY removal Remove Remove 2 screws Remove the DRAIN PAN ASSY by sliding front side 09 16 Screw Screw Drain Pan assy ...

Page 79: ...9 FAN MOTOR removal Remove Remove 1 screw Remove the MOTOR HOLDER by sliding downward Remove the FAN MOTOR 09 17 Screw Motor Holder Fan Motor ...

Page 80: ...10 INSTALLATION MANUAL R410A FLOOR type INVERTER ...

Page 81: ...operated safely and positively 7 Install a leakage circuit breaker in accordance with the related laws and regulations and electric company standards CAUTION Install the SIDE PANEL L R and INTAKE GRILLE securely If installation is imperfect the SIDE PANEL L R or INTAKE GRILLE may fall off and cause injury EMBEDDING THE INDOOR UNIT IN A WALL When installing a grating use a grating with narrow upper...

Page 82: ...RAIN HOSE DRAIN CAP Screw Drain holder Drain pan Drain pan Installation method of Drain cap Use a hexagonal wrench 4mm at op posite side to insert the drain cap till the drain cap contacts the tip of drain cook Fig 7 1 Before installing be sure to disconnect all power supply 2 During installing or removing operation be sure not to have wire catched by parts or draw it hard Or it may result trouble...

Page 83: ...erroneous mixing of other refrigerants the diameter of each port has been changed It is recommended the gauge with seals 0 1 to 5 3 MPa 1 to 53 bar for high pressure 0 1 to 3 8 MPa 1 to 38 bar for low pressure To increase pressure resistance the hose material and base size were changed A conventional vacuum pump can be used by installing a vacuum pump adapter Special gas leakage detector for HFC r...

Page 84: ...f the piping connections are secure 2 Check that the stems of 2 way valve and 3 way valve are closed fully 3 Connect the gauge manifold charge hose to the charging port of the 3 way valve side with the projection for pushing in the valve core 4 Open the low pressure side valve of the gauge manifold fully 5 Operate the vacuum pump and start pump down 6 Slowly loosen the flare nut of the 3 way valve...

Page 85: ...rigerants the diameter of each port has been changed It is recommended the gauge with seals 0 1 to 5 3 MPa 1 to 53 bar for high pressure 0 1 to 3 8 MPa 1 to 38 bar for low pressure To increase pressure resistance the hose material and base size were changed A conventional vacuum pump can be used by installing a vacuum pump adapter Special gas leakage detector for HFC refrigerant R410A Copper pipes...

Page 86: ...ck that the stems of 2 way valve and 3 way valve are closed fully 3 Connect the gauge manifold charge hose to the charging port of the 3 way valve side with the projection for pushing in the valve core 4 Open the low pressure side valve of the gauge manifold fully 5 Operate the vacuum pump and start pump down 6 Slowly loosen the flare nut of the 3 way valve and check if air enters then retighten t...

Page 87: ...vibration 2 The inlet and outlet ports should not be obstructed the air should be able to blow all over the room 3 Install the unit near an electric outlet or special branch circuit 4 Do not install the unit where it will be exposed to direct sunlight 5 Install the unit where connection to the outdoor unit it easy 6 Install the unit where the drainpipe can be easily installed 7 Take servicing etc ...

Page 88: ... for other how to install it 124 423 703 438 124 Installation of indoor unit Fix the indoor unit with 4 screws surely If improperly installed might cause to injury due to the toppling or falling Install the indoor unit at the place that has adequate strength Install the indoor unit so that the installed unit can withstand the weight of adult body weight If improperly installed might cause accident...

Page 89: ...1116 Suenaga Takatsu ku Kawasaki 213 8502 Japan May 2007 Printed in Japan ...

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