Fujitsu AOYG14LAC2 Service Manual
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Fujitsu AOYG14LAC2 Service Manual

Fujitsu AOYG14LAC2 Service Manual

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CONTENTS
SPECIFICATIONS . . . . . . . . . . . . . . . . . . .
DIMENSIONS. . . . . . . . . . . . . . . . . . . . . . .
CIRCUIT DIAGRAM . . . . . . . . . . . . . . . . .
ERROR DETECTION. . . . . . . . . . . . . . . .
ACCESSORIES . . . . . . . . . . . . . . . . . . . .
1
7
13
14
20
24
41
42
. . . . . . . . . . .
45
. . . . . . . . . . . . .
67
TWO ROOM MULTI
INVERTER SYSTEM
Outdoor unit
AOYG14LAC2
AOYG18LAC2
Indoor unit
ASYG07LJCA
ASYG09LJCA
ASYG12LJCA
ASYG07LUCA
ASYG09LUCA
ASYG12LUCA
ASYG07LMCA
ASYG09LMCA
ASYG12LMCA
ASYG07LJCA
ASYG09LJCA
ASYG12LJCA
ASYG07LUCA
ASYG09LUCA
ASYG12LUCA
ASYG14LUCA
ASYG07LMCA
ASYG09LMCA
ASYG12LMCA
ASYG14LMCA
AUYG07LVLA
AUYG09LVLA
AUYG12LVLA
UTG-UFYD-W
ARYG07LLTA

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Summary of Contents for Fujitsu AOYG14LAC2

  • Page 1: Table Of Contents

    TWO ROOM MULTI INVERTER SYSTEM Outdoor unit Indoor unit AOYG14LAC2 ASYG07LJCA ASYG09LJCA ASYG12LJCA ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG07LMCA ASYG09LMCA ASYG12LMCA AOYG18LAC2 ASYG07LJCA ASYG09LJCA ASYG12LJCA ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG14LUCA ASYG07LMCA CONTENTS ASYG09LMCA SPECIFICATIONS ....

  • Page 2: Specifications

    SPECIFICATIONS OUTDOOR UNIT ELECTRICAL SPECIFICATIONS TYPE Two room multi MODEL NAME AOYG14LAC2 AOYG18LAC2 COOLING CAPACITY 4.0 kW 5.0 kW 4.4 kW 5.6 kW HEATING CAPACITY POWER SUPPLY 230V 230V FREQUENCY 50 Hz 50 Hz Cooling 5.1 A 6.9 A RUNNING CURRENT Heating 4.9 A...
  • Page 3 INDOOR UNIT INDOOR UNIT COMPACT WALL MOUNTED COMPACT WALL MOUNTED ELECTRICAL DATA ELECTRICAL DATA MODEL NAME ASYG07LJCA ASYG09LJCA ASYG12LJCA MODEL NAME ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG14LUCA CAPACITY 2.0 kW class 2.5 kW class 3.5 kW class CAPACITY 2.0 kW class 2.5 kW class 3.5 kW class 4.0 kW class FAN MOTOR...

  • Page 4: Fan Motor

    INDOOR UNIT COMPACT WALL MOUNTED ELECTRICAL DATA MODEL NAME ASYG07LMCA ASYG09LMCA ASYG12LMCA ASYG14LMCA CAPACITY 2.0 kW class 2.5 kW class 3.5 kW class 4.0 kW class FAN MOTOR DISCRIMINATION MFD-12CYN 1,360 r.p.m. High 1,320 r.p.m. 1,220 r.p.m. Medium 1,160 r.p.m. Cooling 990 r.p.m.
  • Page 5 INDOOR UNIT COMPACT CASSETTE ELECTRICAL DATA AUYG12LVLA MODEL NAME AUYG07LVLA AUYG09LVLA AUYG12LVLB CAPACITY 2.0 kW class 2.5 kW class 3.5 kW class FAN MOTOR DISCRIMINATION MFF-24RVL High 590 r.p.m. 590 r.p.m. 660 r.p.m. Medium 540 r.p.m. 540 r.p.m. 580 r.p.m. Cooling 490 r.p.m.

  • Page 6: Fan Running

    INDOOR UNIT FLOOR ELECTRICAL DATA MODEL NAME AGYG09LVCA AGYG12LVCA CAPACITY 2.5 kW class 3.5 kW class FAN MOTOR (upper fan) DISCRIMINATION MFD-14TXN High 1,120 r.p.m. 1,240 r.p.m. Medium 960 r.p.m. 1,050 r.p.m. Cooling 820 r.p.m. 860 r.p.m. Quiet 660 r.p.m. 660 r.p.m.
  • Page 7 INDOOR UNIT SLIM DUCT ELECTRICAL DATA ARYG12LLTA MODEL NAME ARYG07LLTA ARYG09LLTA ARYG12LLTB CAPACITY 2.0 kW class 2.5 kW class 3.5 kW class FAN MOTOR DISCRIMINATION MFG-14WV High 1,160 r.p.m. 1,260 r.p.m. 1,340 r.p.m. 1,000 r.p.m. 1,160 r.p.m. 1,240 r.p.m. Medium Cooling 1,060 r.p.m.

  • Page 8: Dimensions

    DIMENSIONS OUTDOOR UNIT (unit : mm) 790 mm 290 mm Air flow 540 mm 2011.02.07...
  • Page 9 205 : Installed state 790 mm INDOOR UNIT COMPACT WALL MOUNTED 203 mm ASYG07LJCA ASYG09LJCA ASYG12LJCA 140 *1 145 *1 *1: Vertical flap is downward INDOOR UNIT 870 mm 185 mm COMPACT WALL MOUNTED ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG14LUCA Drain hose length : 600 mm 2013.04.19...
  • Page 10 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LMCA ASYG09LMCA ASYG12LMCA ASYG14LMCA 840 mm 203 mm Drain hose 600 mm Diameter Outside Inside : 13.8 mm 2013.04.25...
  • Page 11 INDOOR UNIT COMPACT CASSETTE Unit : mm AUYG07LVLA AUYG09LVLA AUYG12LVLA AUYG12LVLB Bottom view Decoration panel mounting state 530 : Hanging bolt position Top view Be sure to leave Maintenance space maintenance space Side view for future service at the designated position.
  • Page 12 INDOOR UNIT FLOOR AGYG09LVCA AGYG12LVCA 740 mm 2010.09.17...
  • Page 13 Unit : mm INDOOR UNIT 574 mm SLIM DUCT ARYG07LLTA ARYG09LLTA ARYG12LLTA ARYG12LLTB (Serial number : T) 734 mm 100 x 6 = 600 650 mm 700 mm 664 mm 2013.01.22...
  • Page 14 Unit : mm 574 mm INDOOR UNIT SLIM DUCT ARYG07LLTA ARYG09LLTA ARYG12LLTB (Serial number : R) 734 mm 100 x 6 = 600 2012.02.28...

  • Page 15: Refrigerant System Diagram

    REFRIGERANT SYSTEM DIAGRAM OUTDOOR UNIT Refrigerant direction Discharge HEAT COOL thermistor Outdoor thermistor Pipe thermistor Muffler Compressor Compressor thermistor Heat exchanger (18 only) 4-way valve Strainer Distributor Muffler Expansion Expansion valve valve Pipe Pipe Thermistor Thermistor Pipe Pipe Thermistor Thermistor Strainer Strainer 3-way...

  • Page 16: Circuit Diagram

    CIRCUIT DIAGRAM OUTDOOR UNIT REACTOR AOYG14LAC2 R(R) S(S) COMPRESSOR WHITE WHITE BLACK CONTROLLER C(T) PCB ASSY BLACK 2WV-A BLACK THERMISTOR BLACK 3WV-A BLACK ( VALVE ) FUSE CN39 BLACK BLACK 2WV-B CN800 F101 BLACK FAN MOTOR WHITE BLACK 3WV-B YELLOW...
  • Page 17 INDOOR UNIT INDOOR UNIT COMPACT WALL MOUNTED COMPACT WALL MOUNTED ASYG07LJCA ASYG07LUCA To COMMUNICATION BOARD ASYG09LJCA ASYG09LUCA MAIN PCB ( OPTION ) CN201 ASYG12LJCA ASYG12LUCA ORANGE ASYG14LUCA WHITE YELLOW LOUVER 1 2 3 4 5 6 7 8 PINK WHITE ( UP / DOWN ) CN201 WHITE...
  • Page 18 UTY-XCBXZ2 (OPTION) REMOTE CONTROL COMMUNICATION PCB ( OPTION ) 1 2 3 4 5 INDOOR UNIT CNC01 EX OUT ( OPTION ) ERROR STATUS COMPACT WALL MOUNTED CNB02 ASYG07LMCA EX OUT ( OPTION ) CNB01 ASYG09LMCA OPERATION STATUS CND01 ASYG12LMCA TO MAIN PCB ASYG14LMCA CNA01...
  • Page 19 INDICATOR INDOOR UNIT MAIN PCB INDOOR UNIT FLOOR CN203 COMPACT CASSETTE 6 5 4 3 2 1 AGYG09LVCA AUYG07LVLA DC FAN MOTOR 1 2 3 4 5 6 AGYG12LVCA BLACK AUYG09LVLA ( UPPER ) CN202 WHITE AUYG12LVLA WHITE YELLOW WHITE BLUE AUYG12LVLB WHITE...
  • Page 20 GRAY INDOOR UNIT THERMISTOR GRAY SLIM DUCT ( PIPE TEMP. ) BLACK ARYG07LLTA BLACK THERMISTOR ARYG09LLTA ( ROOM TEMP. ) ARYG12LLTA ARYG12LLTB CN12 MAIN PCB LOUVER ( OPTION ) CN11 INDICATOR PCB CN13 ( OPTION ) FLOAT SWITCH BLACK BLACK WHITE CN14 BLACK...

  • Page 21: Outndoor Pcb Circuit Diagram

    OUTDOOR PCB CIRCUIT DIAGRAM AOYG14LAC2 INVERTER ASSEMBLY EZ-0121THUE UL1015 AWG14 BLACK W1 B UL1015 AWG14 EMI FILTER WHITE W2 B TR-28-16-13 COMPRESSOR F201 W101 B W7 UL1015 UL1015 250V AWG14 AWG16 BLACK GREEN W3 B WHITE C. M. B W8...
  • Page 22 OUTDOOR UNIT CONTROLLER PCB ASSEMBLY ( MAIN PCB ) AOYG14LAC2 K08CU-1201HUE-C1 F100 C100, C101 TP00351-31 x 2 660uF / 450V x 2 250V REACTOR FH101 FH102 R200 L300 D102 BL02Rn1 <1/2W> F101 UF4007 WHITE D100 AC250V D200 - D202 R103...

  • Page 23: Dc Fan Motor

    OUTDOOR UNIT AOYG18LAC2 INVERTER ASSEMBLY EZ-0121WHUE UL1015 AWG14 BLACK W1 B UL1015 AWG14 EMI FILTER WHITE W2 B TR-28-16-13 COMPRESSOR F201 W101 B W7 UL1015 UL1015 AWG14 250V AWG16 POWER SOURCE BLACK GREEN C. M. W3 B WHITE AC230V B W8 50Hz BLACK B W9...
  • Page 24 OUTDOOR UNIT CONTROLLER PCB ASSEMBLY AOYG18LAC2 K08CU-1202HUE-C1 F100 TP00351-31 x 2 C100 - C102 250V REACTOR 660uF / 450V x 3 FH101 FH102 R200 L300 D102 BL02Rn1 <1/2W> F101 UF4007 WHITE D100 AC250V D200 - D202 R103 RCH4716-070PF07 LL25XB60 BLACK D1FK60 x 3 TP00351-31 3.15A...

  • Page 25: Inverter Assembly

    CHOKE COIL 3P TERMINAL L=0.3mH 30A HP-T3061-3-3P FUSE UL1015 UL1015 AWG14 AC250V AWG14 BLACK BLACK UL1015 UL1015 UL1015 POWER SOURCE AWG14 AWG14 AWG14 AC230V WHITE BROWN WHITE 50Hz UL1015 FUSE UL1015 12P TERMINAL AWG14 AWG20 UL1015 YELLOW HP-T3019A-23-12P BLACK AC250V AWG20 BLACK UL1015...
  • Page 26 OUTDOOR UNIT CONTROLLER PCB ASSEMBLY ( MAIN PCB ) R200 ZPR0RCH400 K11BY-1204HUE-C1 YELLOW R111, R86 R201 C201 - C203 C116 R112, R89 R370, R371, R373, R374 220k 600 / 450WV K101 R110, R88 R375, R376, R378, R379 <2W> <HCP> DX12D1 195k <RN-1/2W>...
  • Page 27 OUTDOOR UNIT POWER SUPPLY PCB ASSEMBLY K04BA-0402HUE-P0 TM100 86028 RCH3818-022PF07 N200500K1D7C RCH3818-022PF07 BLACK TM101 86028 VA101 C104 470V 0.015 C101 C106 C107 C111 POWER SOURCE <TNR> <YE> AC230V VA102 C105 <LE> <LE> <LE> <LE> 50Hz 470V 0.015 WHITE <TNR> <YE> TM102 86028 SA100...

  • Page 28: Indoor Pcb Circuit Diagram

    MAIN PCB TERMINAL HP-T3064A-A29-L1 AC250V 3.15A ASYG07LJCA : K09DS-1208HSE-C1 UL1015 AWG24 BLACK BRANCH BOX UNIT ASYG09LJCA : K09DS-1209HSE-C1 UL1015 AWG24 POWER SOURCE WHITE 2013485-1 AC230V WHITE ASYG12LJCA : K09DS-120AHSE-C1 50Hz SERIAL UL1015 AWG24 INDOOR PCB CIRCUIT DIAGRAM FLASH B07B-PASK-1 WHITE COMPACT WALL MOUNTED UL1015 EARTH...
  • Page 29 INDOOR UNIT COMPACT WALL MOUNTED MAIN PCB ASYG07LJCA : K09DS-1208HSE-C1 ASYG09LJCA : K09DS-1209HSE-C1 ASYG12LJCA : K09DS-120AHSE-C1 GREEN 340V C3, C2 20*20*18 250V 2013485-1 0.01 <KH> 18mH 0.01 <1/4W> 3.15A FH2 TP0035-31 x 2 0.6A - 10mH WHITE MY082N <SS11V> <ECQE> D1FL20U S1NBC60 15V-3...
  • Page 30 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LJCA ASYG09LJCA ASYG12LJCA CN201 7 - JB / PL I INDICATOR PCB L=230 #26 / 1061 K07BJ-0900HSD-D0 D201 SLR-343MC GREEN D202 SLR-343DC ORANGE D203 SLR-343MC GREEN SW201 KSHC611BT I C201 GP1UM261 R202 C203 C202 <1/4W> <F>...
  • Page 31 TO MAIN PCB POWER 390V CN301 T301 D303 JM303 R301 C302 SJH20-08WSF SW161-1 RF101L2S 390k 1000p <1/4W> <E> POWER R309 C306 HA / EX I N 100/ HA / EX OUT R302 <1/10W> WIRED I N <1/4W> WIRED OUT (Option) D301 UF4007 Communication kit...
  • Page 32 EARTH TERMINAL INDOOR UNIT COMPACT WALL MOUNTED CONTROL UNIT ASYG07LUCA : EZ-0121CHSE GREEN OUTDOOR ASYG09LUCA : EZ-0121DHSE THERMAL EMI FILTER UNIT FUSE 102 ESD-R-19 ASYG12LUCA : EZ-0121EHSE RTCB-19-10-10 ASYG14LUCA : EZ-0121FHSE WHITE BLACK TERMINAL THERMISTOR ( PIPE TEMP. ) BLACK BLACK 2013485-1 B04B-PLIRK-1...
  • Page 33 INDOOR UNIT POWER SOURCE D1FL20U AC230V TP00351-31 x 2 50Hz COMPACT WALL MOUNTED 2013485-1 <SS11V> 0.6A - 10mH 340V MAIN PCB S1NBC60 100/ 100k TO TERMINAL <1/10W> 0.01 ASYG07LUCA : K10CH-1205HSE-C1 3.15A <F> 250V 470V ASYG09LUCA : K10CH-1206HSE-C1 <ERZ10V> <LE> 0.01 D1FL20U <F>...
  • Page 34 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LUCA ASYG09LUCA CN201 ASYG12LUCA 8 - JB / PL I D204 L=250 #26 / 1061 ASYG14LUCA UDZS6.2B INDICATOR PCB D201 SLR-343ECT K10CX-1000HSE-D0 <GREEN> D205 UDZS6.2B D202 SL I-343DCT <ORANGE> SW201 D206 KSHC611BT UDZS6.2B D203 SLR-343ECT <GREEN>...
  • Page 35 390V CN301 T301 D303 JM303 SW1614-1 RF101L2S SJH20-09WSF R301 C302 390k 1000p C306 R309 <1/4W> <E> 100/ TO MAIN PCB R302 <1/10W> <1/4W> D301 UF4007 + C301 D302 RF101L2S 450V R306 I C301 1.0k (Option) LNK603 R303 R304 Communication kit C311 <1/10W>...
  • Page 36 EARTH TERMINAL INDOOR UNIT COMPACT WALL MOUNTED OUTDOOR CONTROL UNIT UNIT ASYG07LMCA : EZ-0124CHSE ASYG09LMCA : EZ-0120MHSE ASYG12LMCA : EZ-0120SHSE ASYG14LMCA : EZ-0124DHSE TERMINAL FAN MOTOR 2013485-1 THERMISTOR SC25-05WSA BLACK WHITE ( PIPE TEMP. ) BLACK BLACK WHITE B5 ( 6-5 ) B-XARK B4B-PH-K-S BLACK THERMISTOR...
  • Page 37 INDOOR UNIT COMPACT WALL MOUNTED MAIN PCB ASYG07LMCA : K12JY-1202HSE-C2 ASYG09LMCA : K12JY-1200HSE-C1 ASYG12LMCA : K12JY-1201HSE-C1 FC51FL x 2 340V 0.6A - 10mH SC25-05WSA ASYG14LMCA : K12JY-1203HSE-C1 SS21V-R060330 20*20*18 BLACK TERMINAL S1NBC60 WHITE 3.15A 4700p LLC-1 250V <E> 470V RF101L2S <TNR>...
  • Page 38 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LMCA ASYG09LMCA ASYG12LMCA ASYG14LMCA CN201 D201 SL I-343M INDICATOR PCB GREEN S7B-PH-K-S D202 SL I-343D ORANGE K12JZ-1200HSE-D0 D203 SL I-343M GREEN SW201 KSHC611BT I C201 GP1UM261R C202 R202 C203 <1/4W> <B> 2012.11.27...
  • Page 39 390V CN301 T301 D303 JM303 SW1614-1 RF101L2S SJH20-09WSF R301 C302 390k 1000p R309 C306 <1/4W> <E> 100/ TO MAIN PCB R302 <1/10W> <1/4W> D301 UF4007 + C301 D302 RF101L2S 450V R306 I C301 1.0k LNK603 R303 (Option) R304 C311 <1/10W> 100/ BP_M Communication kit...
  • Page 40 INDOOR UNIT COMPACT CASSETTE MAIN PCB AUYG07LVLA : K06AK-1007HSE-C1 CONTROL UNIT AUYG09LVLA : K06AK-1008HSE-C1 AUYG07LVLA : EZ-01004HSE AUYG12LVLA : K06AK-1009HSE-C1 AUYG09LVLA : EZ-01005HSE AUYG12LVLB : K06AK-1216HSE-C1 AUYG12LVLA : EZ-01006HSE AUYG12LVLB : EZ-0122HHSE THERMISTOR CN8-1 BLACK B02B-XASK-1-A CN8-2 BLACK ( ROOM TEMPERATURE ) WHITE CN7-1 B02B-XAYK-1-A...
  • Page 41 INDOOR UNIT MAIN PCB AUYG07LVLA : K06AK-1007HSE-C1 ARYG07LLTA : K06AK-100CHSE-C1 ARYG07LLTA : K06AK-120KHSE-C1 AUYG09LVLA : K06AK-1008HSE-C1 ARYG09LLTA : K06AK-100DHSE-C1 ARYG09LLTA : K06AK-120LHSE-C1 AUYG12LVLA : K06AK-1009HSE-C1 ARYG12LLTA : K06AK-100EHSE-C1 ARYG12LLTB : K06AK-120MHSE-C1 AUYG12LVLB : K06AK-1216HSE-C1 ARYG12LLTB : K06AK-1101HSE-C1 (Serial number : R) (Serial number : T) R1 - R3 B02B-XASK-1-A...
  • Page 42 R103 340V D108 13.5V D2FL20U <RS-2W> T101 C108 I C26-14 ZFT22B03-C 4700p C113 R111 <FNS> 1000/ R104 <1/10W> 330k D102 <2W> 1SR139-600 F101 C114, C115 3.15A 0.01 <KH> 250V C109 L101 D106 D101 220p LF101 REP28-15 D1FL20U Q101 <BN> FH101 FH102 ELF17N015A 15mH, 1.1A D3SB60...

  • Page 43: Remote Control

    INDOOR UNIT COMPACT CASSETTE To MAIN PCB AUYG07LVLA R201 220 <1/4W> D201 SLR-325MC GREEN AUYG09LVLA CN201 AUYG12LVLA S07B-PASK-2 ( LF ) ( SN ) R202 390 <1/4W> AUYG12LVLB D202 SLR-325DC ORANGE OPERATE TIMER R203 220 <1/4W> D203 SLR-325MC FILTER CLEN / FILTER SIGN GREEN INDICATOR PCB ( OPTION ) REMOTE CONTROL...

  • Page 44: Switch Pcb

    INDICATOR PCB ASSEMBLY ( SWITCH + DISPLAY ) K06DD-0801HSE-F0 SWITCH PCB THERMAL L I N FUSE 102 CN11-9 3A 250V 22007 AC250V 3.15A CN11-8 WHITE BLACK POWER SOURCE BLACK CN11-7 WHITE N I N CN11-6 WHITE AC230V WHITE CN11 CN201 CN11-5 WHITE 50Hz...
  • Page 45 INDOOR UNIT FLOOR MAIN PCB AGYG09LVCA : K09DD-0900HSE-C1 R60 - R62 10k <1/10W> AGYG12LVCA : K09DD-1000HSE-C1 RF201L2S R53 - R56 MY064 330 <1/10W> 1000p CN11 0.01 1SS355 340V 1000/ <R> B09B-PAEK-1 <ECQE> I C1-24 WHITE RF201L2S I C1-23 1SS355 100k I C1-22 <RS-2W>...
  • Page 46 INDOOR UNIT FLOOR AGYG09LVCA AGYG12LVCA INDICATOR PCB K06DD-0801HSE-F0 06 JB20 / JB20 09 PAP / JB20 1061 L60 1061 L550 D201 SLR-343DC CN201 ORANGE CN203 CN202 D202, D203 SLR-343MC GREEN R201 <1/4W> I C201 SW201 C201 GP1UM261 KSHC611BT + C202 <F>...
  • Page 47 MAIN PCB ARYG07LLTA : K06AK-100CHSE-C1 ARYG07LLTA : K06AK-120KHSE-C1 INDOOR UNIT ARYG09LLTA : K06AK-100DHSE-C1 ARYG09LLTA : K06AK-120LHSE-C1 SLIM DUCT ARYG12LLTA : K06AK-100EHSE-C1 ARYG12LLTB : K06AK-120MHSE-C1 ARYG12LLTB : K06AK-1101HSE-C1 (Serial number : R) CONTROL UNIT (Serial number : T) ARYG07LLTA : EZ-01009HSE ARYG07LLTA : EZ-01222HSE ARYG09LLTA : EZ-0100AHSE ARYG09LLTA : EZ-01223HSE...
  • Page 48 R103 340V D108 13.5V D2FL20U <RS-2W> T101 C108 I C26-14 ZFT22B03-C 4700p C113 R111 <FNS> 1000/ R104 <1/10W> 330k D102 <2W> NORMAL COIL 1SR139-600 C114 F101 0.01 CN108 <KH> E103 B2P3-VH-B 250V GREEN C109 D106 D101 220p D1FL20U Q101 LF101 <BN>...
  • Page 49 INDOOR UNIT SLIM DUCT ARYG07LLTA ARYG09LLTA ARYG12LLTA INDICATOR PCB ( OPTION ) ARYG12LLTB K04EI-1000HSE-D0 R201 330 <1/4W> D205 EMPG3863X GREEN R202 330 CN201 <1/4W> D206 EMAA3863X ORANGE 08 / 08 JC25 / XMR R203 330 ( OPERATE ) <1/4W> BROWN D207 EMPG3863X GREEN ( TIMER )

  • Page 50: Error Detection

    Indoor unit Wired OPERATION TIMER ECONOMY Description remote lamp lamp lamp control (green) (orange) (green) Serial communication error : 0.5s on / 0.5s off Wired remote control : 0.1s on / 0.1s off communication error Check run unfinished ( ) : Number of flashing Unit number or Refrigerant circuit address setting error [Simultaneous Multi]...

  • Page 51: Parts (Outdoor Unit)

    PARTS OUTDOOR UNIT Ref. Description Part number Top Panel Sub Assy 9313988128 Protective Net 9313941031 Cabinet Left Assy 9313991012 Cabinet Right Assy 9379326025 Grip 9317588003 Switch Cover A Assy 9379320016 Switch Cover B 9379206013 Motor Bracket Assy 9313990053 Fan Motor 9602864003 Propeller Fan 9313808013...
  • Page 52 OUTDOOR UNIT Ref. Description Part number Condenser Total Assy 9314107061 Separater Assy (14) 9379344012 Separater Assy (18) 9317781015 Reactor Assy (14) 9900611019 Reactor Assy (18) 9900354022 Compressor Assy (14) 9379315012 Compressor Assy (18) 9379679008 2-way Valve Assy 9317171038 3-way Valve Assy 9317174053 Valve Bracket 9379194013...
  • Page 53 OUTDOOR UNIT Ref. Description Part number Case Cover 9309913011 Inverter PCB Assy (14) 9708080093 Inverter PCB Assy (18) 9708080109 PCB Holder 9313074029 Inverter Case Assy 9379673013 Inverter Case Cover 9379252010 Terminal Bracket Assy 9379324021 Terminal 3P 9306489175 Terminal 6P 9900016050 Valve Thermistor Assy 9900535001 Pipe Thermistor Assy...

  • Page 54: Parts (Indoor Unit)

    PARTS INDOOR UNIT COMPACT WALL MOUNTED ASYG07LJCA ASYG09LJCA ASYG12LJCA Description Parts number Front Panel Total Assy 9318267051 Front Panel 9317642057 Intake Grille Assy 9318268034 9316906006 Clamper Grille Air Filter 9317644013 Receiver Window 9317643016 9317646017 Panel Cover Wire Cover 9317663007 9317664011 Wire Shield 9317665001 Bracket Panel...
  • Page 55 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LJCA ASYG09LJCA ASYG12LJCA Description Parts number Evaporator Total Assy 9317820011 Joint Pipe Assy 9317838009 Filter Guide 9317652001 Rear Bracket 9317651004 Evaporator Holder R 9317650007 Evaporator Holder L 9317649001 Holder (Room Thermistor) 9316895003 Thermistor Assy 9900563004 2010.10.08...
  • Page 56 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LJCA ASYG09LJCA ASYG12LJCA Description Parts number Description Parts number Casing Assy 9318264050 Gear A 9309994003 32 Casing 9317647014 42 Motor Step 9900384128 Motor Cover 9316568006 43 Drain Hose Assy 9316904002 Motor Cover 9316601000 44 Drain Cap 9316177017 35 Cable Guide 9316567009...
  • Page 57 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LJCA ASYG09LJCA ASYG12LJCA Description Parts number Control Box 9318187007 Box Shield 9317575010 Control Cover 9317659017 Cover Shield 9317923002 Main PCB (07) 9708536378 Main PCB (09) 9708536385 Main PCB (12) 9708536392 Display Case 9317662000 Indicator PCB 9707649024 Terminal 9900529017...
  • Page 58 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG14LUCA Ref. Description Part number Bracket Panel 9318913002 Wire Cover 9318911008 Wire Shield 9318919004 Under Cover 9318879001 Louver U 9318880007 Louver Z 9318881004 Remote Control 9319207018 Remote Control Holder 9318912005 Air Clean Filter Assy 9317250009 2011.03.08...

  • Page 59: Front Panel

    INDOOR UNIT COMPACT WALL MOUNTED ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG14LUCA Front panel Ref. Description Part number Front Panel Total Assy 9319348001 Air Filter 9318883008 Intake Grille Assy 9319351001 Front Panel 9318876000 Front Panel Cover U 9318910001 Display Plate Holder L 9318894004 Display Plate Holder R 9318895001 Display Plate R...
  • Page 60 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG14LUCA Evaporator Ref. Description Part number Evaporator Total Assy (07,09,12) 9319327006 Evaporator Total Assy (14) 9319327013 Joint Pipe Assy (07, 09, 12) 9319322001 Joint Pipe Assy (14) 9319322018 Joint Pipe Holder 9318901009 Base 9318874006 Filter Guide...

  • Page 61: Control Box

    INDOOR UNIT COMPACT WALL MOUNTED ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG14LUCA Control box Ref. Description Part number Ref. Description Part number Cover Shield A 9318916003 Step Motor 9900384166 Control Box 9318882001 Gear B 9319294001 Box Shield Assy 9319344003 Panel Gear 9319293004 Main PCB (07) 9708713281 Gear Case 9318903003...
  • Page 62 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LUCA ASYG09LUCA ASYG12LUCA ASYG14LUCA Casing assy Ref. Description Part number Ref. Description Part number Fan Motor 9602947003 Pipe Bracket 9318889000 Crossflow Fan Assy 9319361000 Panel Cover 9319296005 Bearing C Assy 9306628017 Louver Holder 9318886009 Casing Assy 9319342009 R and L Louver 9318885002...
  • Page 63 Remote Control Holder 9318912005 ASYG14LMCA Bracket Panel 9332882018 Electric Filter Holder 9332911008 Air Clean Filter Assy 9317250009 Air Filter 9332875003 Front Panel Sub Assy (FUJITSU) 9332994001 Intake Grille (FUJITSU) 9333052007 Wire Cover 9332894004 Wire Shield 9332906004 Louver 9332900002 Diffuser Assy 9332998009...
  • Page 64 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LMCA ASYG09LMCA ASYG12LMCA ASYG14LMCA Control box Ref. Description Part number Cover Shield 9332915006 Control Box 9332892000 Box Shield Assy 9332877007 Main PCB (07) 9709427033 Main PCB (09) 9709427019 Main PCB (12) 9709427026 Main PCB (14) 9709427040 Terminal 9900720001...
  • Page 65 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LMCA ASYG09LMCA ASYG12LMCA ASYG14LMCA Evaporator Ref. Description Part number Evaporator Total Assy (07, 09, 12) 9332989007 Evaporator Total Assy (14) 9332989014 Fan Motor 9603269005 Crossflow Fan Assy 9316830004 Bearing C Assy 9306628017 Casing Assy 9333009001 2013.02.27...
  • Page 66 INDOOR UNIT COMPACT WALL MOUNTED ASYG07LMCA ASYG09LMCA ASYG12LMCA ASYG14LMCA Casing assy Ref. Description Part number Casing 9332890006 Motor Holder L/R 9332859003 Cable Guide 9332903003 Casing Cover F 9332909005 Casing Cover B 9332908008 R and L Louver A 9332891003 Step Motor 9900790004 Step Motor 9900790011...

  • Page 67: Connector Cover

    DECORATION PANEL UTG-UFYD-W Ref. Description Part number Decoration Panel 9375525040 without Insulations Display Panel 9375529123 Receiver Window 9375547011 Intake Grille Assy 9375726027 Intake Grille 9375531027 Long Life Filter 9375533014 Hook Bracket 9375546014 Grille Hook 9375532024 Panel Cover 9375530013 without Insulations Indicator PCB Assy 9707371031 Connector Cover...
  • Page 68 DECORATION PANEL UTG-UFYD-W Flap total assy Motor holder assy (connector : white) (connector : red) Ref. Description Part number Gear A 9375536015 Motor Holder 9375535018 Step Motor 9900139070 (white connector) Step Motor 9900139087 (red connector) 2010.10.12...
  • Page 69 INDOOR UNIT COMPACT CASSETTE AUYG07LVLA AUYG09LVLA AUYG12LVLA AUYG12LVLB Ref. Description Part number Top Plate Assy 9375490010 Cabinet A Assy 9375492014 Cabinet B 9375494018 Hook R 9375504014 Hook L 9375505011 Insulation Box Assy 9377764027 Wire Cover 9375516017 Pipe Cover 9375515010 Bell Mouse 9375503017 Wire Holder 9375478018...
  • Page 70 INDOOR UNIT COMPACT CASSETTE AUYG07LVLA AUYG09LVLA AUYG12LVLA AUYG12LVLB Ref. Description Part number Evaporator Total Assy (07) 9375720087 Evaporator Total Assy (09, 12) 9375720032 Evaporator Holder 9375508012 2 Stage Turbo Fan Assy 9375480011 Fan Motor 9602436019 Fan Motor Holder 9375552015 Pump Assy 9900472030 Drain Pump Holder B 9375518011...

  • Page 71: Control Unit

    INDOOR UNIT COMPACT CASSETTE AUYG07LVLA AUYG09LVLA AUYG12LVLA AUYG12LVLB Control unit Ref. Description Part number Ref. Description Part number Control Box Cover 9375512019 Power Supply PCB (LVLA) 9707398250 Control Box A 9375511012 Power Supply PCB (LVLB) 9707398380 Main PCB (07) 9707393736 Terminal 9306489045 Main PCB (09)
  • Page 72 INDOOR UNIT FLOOR AGYG09LVCA AGYG12LVCA Description Parts number Intake Grille Assy 9316418059 Rope Assy 9316458017 Panel (Front) L 9316187016 Panel (Front) R 9316186019 Air Filter 9316189010 Air Clean Filter Assy 9316474017 Panel (Front) 9316185012 Bracket Panel 9316272019 Remote Control 9379219006 Remote Control Holder 9305642045 2010.10.13...
  • Page 73 INDOOR UNIT FLOOR AGYG09LVCA AGYG12LVCA Description Parts number Description Parts number Control Cover 9316201019 Display PCB Assy 9707571042 Main PCB (09) 9708532011 Display Cover 9316191013 Main PCB (12) Thermistor Holder 9316192010 9708532028 Room Thermistor 9700801108 Control Box 9316200012 Motor Holder 9316195011 Terminal 9900385026...
  • Page 74 INDOOR UNIT FLOOR AGYG09LVCA AGYG12LVCA Description Parts number Evaporator Total Assy 9316091016 Evaporator Holder 9316199019 Water Seal 9316271012 2010.10.13...
  • Page 75 INDOOR UNIT FLOOR AGYG09LVCA AGYG12LVCA Casing assy Description Parts number Top Cover 9316207011 R and L Louver U 9316208018 Fan Guard 9316211018 Casing 9316204010 Gear Case 9316213012 Gear A 9309994003 Motor Step (up / down) 9900384043 Louver U 9316205017 Louver Z 9316206014 REF (Casing) 9316378018...
  • Page 76 INDOOR UNIT FLOOR AGYG09LVCA AGYG12LVCA Casing aast Description Parts number 51 Motor Step (Damper) 9900384050 Switch Micro (Limit switch) 9900424015 Motor Step (Damper Lock Left) 9900384067 Drain Cap 9316177017 Drain Pan U 9316214019 Drain Hose Assy 9314147029 Motor Step (Damper Lock Right) 9900384074 Damper 9316216013 59 R and L Louver Z...

  • Page 77: Air Filter

    INDOOR UNIT SLIM DUCT ARYG07LLTA ARYG09LLTA ARYG12LLTA ARYG12LLTB (Serial number : T) Refer to the service bulletin RAC-0059 Description Parts number Description Parts number 1 Side Panel R Sub Assy 9379906005 Main Panel Sub Assy 9379902007 2 Side Panel L Sub Assy 9379907002 Cabinet Panel (2 Fan) 9379596008...

  • Page 78: Room Thermistor

    INDOOR UNIT SLIM DUCT ARYG07LLTA ARYG09LLTA ARYG12LLTA ARYG12LLTB (Serial number : T) Description Parts number Description Parts number Top Panel Sub Assy 9379908009 Hook Metal 9379889001 Separator Sub Assy 9379898003 Fan Motor Assy (07) 9602966011 Sirroco Fan Assy 9379570015 Fan Motor Assy(09,12) 9602967018 Motor Band Assy 9379613002 Room Thermistor...
  • Page 79 Description Parts number INDOOR UNIT SLIM DUCT 41 Control Cover Sub Assy 9379806039 ARYG07LLTA Control Box Assy 9380041023 ARYG09LLTA ARYG12LLTA PCB Holder 9379402002 ARYG12LLTB Power Supply PCB 9707398267 (Serial number : T) 45 Main PCB (07) 9707393781 Main PCB (09) 9707393798 45 Main PCB (12LLTA) 9707393804...
  • Page 80 INDOOR UNIT SLIM DUCT ARYG07LLTA ARYG09LLTA ARYG12LLTB (Serial number : R) Refer to the service bulletin RAC-0059 Description Parts number Description Parts number 1 Side Panel R Sub Assy 9379906012 Air Filter 9379574006 2 Side Panel L Sub Assy 9379907019 Main Panel (2 Fan) 9380602002 3 Pipe Panel Sub Assy...
  • Page 81 INDOOR UNIT SLIM DUCT ARYG07LLTA ARYG09LLTA ARYG12LLTB (Serial number : R) Description Parts number Description Parts number Top Panel Sub Assy 9379908030 26 Fan Motor (09, 12) 9602967025 Sirroco Fan Assy 9379570015 27 Drain Pump Sub Assy 9379914024 23 Rubber (Vibration Proof) 9379644006 Float Switch Sub Assy 9378593022...
  • Page 82 INDOOR UNIT SLIM DUCT ARYG07LLTA ARYG09LLTA ARYG12LLTB (Serial number : R) Description Parts number Power Supply PCB 9707398267 Main PCB (07) 9709245279 Main PCB (09) 9709245286 Main PCB (12) 9709245293 Reactor Assy 9707457018 Terminal 3P 9306489045 Terminal 3P (Wired Remote) 9703345012 Wired Remote Control 9318593013...

  • Page 83: Accessories

    ACCESSORIES OUTDOOR UNIT Name and Shape Q'ty Drain pipe assy For outdoor unit drain piping work Adapter assy For use when connecting model 14 9.52mm 12.7mm to outdoor port A or B (AOYG18LAC2 only) 2011.02.28...
  • Page 84 INDOOR UNIT COMPACT WALL MOUNTED COMPACT WALL MOUNTED ASYG07, 09, 12LJCA ASYG07, 09, 12, 14LUCA Name and Shape Q’ty Name and Shape Q’ty Wall hook bracket Wall hook bracket Remote control Remote control Battery Battery Remote control Remote control holder holder Cloth tape Cloth tape...

  • Page 85: Optional Parts

    INDOOR UNIT COMPACT WALL MOUNTED ASYG07, 09, 12, 14LMCA OPTIONAL PARTS Name and Shape Part number Name and Shape Part number Name and Shape Wired remote control Bracket Panel Cloth tape 9310519004 UTY-RVNYM Wired remote control 9332882018 UTY-RNNYM Tapping screw 0700076046 (M4 x 25 mm) Simple remote Control...

  • Page 86: Auyg12Lvlb

    INDOOR UNIT COMPACT CASSETTE AUYG07, 09, 12LVLA DECORATION PANEL AUYG12LVLB UTG-UFYD-W Name and Shape Q’ty Application Name and Shape Q’ty Application Coupler heat For indoor side pipe Connector cover For covering connector insulation joint (Gas pipe) (Large) Coupler heat For indoor side pipe insulation joint (Liquid pipe) Tapping Screw...

  • Page 87: Agyg09Lvca

    INDOOR UNIT Name and Shape Q’ty FLOOR Wall hook bracket AGYG09LVCA AGYG12LVCA Remote control Battery Remote control holder Cloth tape Tapping screw (M4 x 25 mm) Tapping screw (M3 x 12 mm) Air cleaning filter 2011.01.07...

  • Page 88: Aryg09Llta

    INDOOR UNIT Name and Shape Q’ty Application SLIM DUCT Installation For positioning the ARYG07LLTA template indoor unit ARYG09LLTA ARYG12LLTA ARYG12LLTB Washer For installing indoor unit Coupler For indoor side pipe joint (Large pipe) heat insulation (Large) Coupler For indoor side pipe joint (Small pipe) heat insulation (Small)
  • Page 89 SPLIT TYPE ROOM AIR CONDITIONER Slim Duct / Compact Cassette Compact Wall Mounted / Floor type INVERTER MULTI SERVICE INSTRUCTION Models Indoor unit Outdoor unit AO*G18LAC2 AR*G07LL* A AR*G09LL* A AR*G12LL* * AU*G07LVLA AU*G09LVLA AU*G12LVL* AS*G07LJCA AS*G09LJCA R410A AS*G12LJCA AS*G07LUCA AS*G09LUCA AS*G12LUCA AS*G14LUCA...
  • Page 90 CONTENTS 1. DESCRIPTION OF EACH CONTROL OPERATION 1. CAPACITY CONTROL....................01-01 2. AUTO CHANGEOVER OPERATION................01-01 3. INDOOR FAN CONTROL................... 01-03 4. LOUVER CONTROL....................01-09 5. OUTDOOR FAN CONTROL..................01-13 6. TIMER OPERATION CONTROL................01-14 7. COMPRESSOR CONTROL..................01-17 8. ELECTRONIC EXPANSION VALVE CONTROL............01-18 9.

  • Page 91: Description Of Each Control Operation

    R410A Slim Duct / Compact Cassette Compact Wall Mounted Floor type INVERTER (MULTI ) 1 . DESCRIPTION OF EACH CONTROL OPERATION...

  • Page 92: Capacity Control

    1. CAPACITY CONTROL 1-1 COOLING, HEATING, DRY CAPACITY CONTROL Compressor frequency decides by capacity of an indoor unit, operation number of an indoor unit, set temperature, room temperature and outside temperature. 2. AUTO CHANGEOVER OPERATION When the air conditioner is set to the Auto mode by remote controller, operation starts in the optimum mode from among the Heating, Cooling, Dry and Monitoring mode.

  • Page 93: Heating Operation

    When Heating was selected at , the same operation as HEATING OPERATION of page 01-02 is performed. When the compressor was stopped for 6 consecutive minutes by the temperature control function after the Cooling(Auto:Dry) or Heating mode was selected at above, operation is switched to Monitoring and the operation mode is selected again.

  • Page 94: Indoor Fan Control

    3. INDOOR FAN CONTROL 1. Fan speed (Table 2 : Indoor fan speed table) AS*G07LJCA (rpm) AS*G09LJCA (rpm) Operation mode Fan Speed Operation mode Air flow mode Fan Speed Air flow mode Heating Heating 1050 1100 1040 1000 Quiet Quiet Cool Air Prevention Cool Air Prevention S-Lo...
  • Page 95 (rpm) (rpm) AR*G07LL*A (Static pressure:25Pa) AR*G09LL*A (Static pressure:25Pa) Operation mode Air flow mode Fan Speed Operation mode Fan Speed Air flow mode 1160 Heating 1260 Heating 1000 1160 1060 Quiet Quiet S-Lo S-Lo 1160 1260 Cooling / Fan Cooling / Fan 1000 1160 1060...
  • Page 96 AS*G14LUCA (rpm) AS*G12LUCA (rpm) Operation mode Fan Speed Operation mode Fan Speed Air flow mode Air flow mode Heating Heating Powerful 1160 Powerful 1230 1110 1180 1110 1180 1030 1080 1010 Quiet Quiet Cool Air Prevention Cool Air Prevention S-Lo S-Lo Cooling / Fan Powerful...
  • Page 97 AS*G07LMCA (rpm) AS*G09LMCA (rpm) Operation mode Fan Speed Operation mode Fan Speed Air flow mode Air flow mode Heating Heating Powerful 1090 Powerful 1140 1050 1090 1000 1040 Quiet Quiet Cool Air Prevention Cool Air Prevention S-Lo S-Lo Cooling / Fan Powerful 1090 Cooling / Fan...

  • Page 98: Fan Operation

    2. FAN OPERATION The airflow can be switched in 5 steps such as Auto, Quiet, Lo, Me, Hi, while the indoor fan only runs. When Fan mode is set at (Auto), it operates on (Me) Fan Speed. < All models > 3.
  • Page 99 5. HEATING OPERATION (Auto : Heating) Switch the airflow [Auto], and the indoor fan motor will run according to a room temperature, as shown in Fig 5. On the other hand, if switched in [Hi] [Quiet], the indoor motor will run at a constant airflow of [Heat] operation modes Quiet, Lo, Me, Hi, as shown in Table 2.
  • Page 100 < AU*G type > < AG*G type > When Indoor heat exchanger When Indoor heat exchanger temperature rises temperature rises When Indoor heat exchanger When Indoor heat exchanger temperature drops temperature drops 42°C 42°C 37°C 34°C Me or setting Me+ or setting 39°C 39°C FAN mode...

  • Page 101: Louver Control

    4. LOUVER CONTROL For AS*G07/ 09/ 12LJCA Type 1. VERTICAL LOUVER CONTROL (Function Range) Each time the button is pressed, the air direction range will change as follow: (Fig.7 : Virtical Air Direction Range) Cooling / Heating / Dry mode / Fan mode <Compact Wall Mounted Type>...
  • Page 102 For AS*G07/ 09/ 12/ 14LUCA Type 1. VERTICAL LOUVER CONTROL (Function Range) Each time the button is pressed, the air direction range will change as follow: (Fig.8 : Air Direction Range) Types of Air flow Direction Setting: : During Cooling/Dry modes : During Heating The Remote Controller's display does not change.
  • Page 103 For Wall Mounted Type < AS*G07/09/12/14LMCA > 1. VERTICAL LOUVER CONTRO L (Function Range) Each time the button is pressed, the air direction range will change as follow: Fig.9 : Air Direction Range The Remote Controller's display does not change. If you set the angle to position 4.7 for more than 30 minutes in COOL or DRY mode, they automatically return to position 3.
  • Page 104 For AU*G07/ 09/ 12LVLA Type (Function Range) Each time the button is pressed, the air direction range will change as follows: (Fig.9 : Air Direction Range) (Operation Range) Cooling / Heating / Dry / Fan mode : Use the air direction adjustments within the ranges shown above. The vertical airflow direction is set automatically as shown, in accordance with the type of operation selected.
  • Page 105 AG*G09/ 12LVCA Type (Function and Operation Range) Each time the button is pressed, the air direction range will change as follows: ( Fig.10 : Air Direction Range) Use the air direction adjustments within the ranges shown above. The vertical airflow direction is set automatically as shown, in accordance with the type of operation selected. Cooling / Dry / Fan mode Horizontal flow Heating mode Downward flow...

  • Page 106: Outdoor Fan Control

    5. OUTDOOR FAN CONTROL 1. Outdoor Fan Motor Following table 3 shows the fan speed of the outdoor unit. ( Table 3 : Fan speed of the outdoor unit ) Cooling Heating AO*G18LAC2 900/ 820/ 700/ 410/ 320/ 250/ 200 rpm 900/ 820/ 700/ 410/ 320/ 250/ 200 rpm It runs at 500rpm for 20 seconds after starting up the outdoor fan.

  • Page 107: Timer Operation Control

    6. TIMER OPEARTION CONTROL 6-1 WIRELESS REMOTE CONTROLLER The table 4 shows the available timer setting based on the product model. ( Table 4 : Timer setting ) ON TIMER / OFF TIMER PROGRAM TIMER SLEEP TIMER *WEEKLY TIMER * For AS*G07/ 09/ 12/ 14LUCA Type 1.
  • Page 108 3. SLEEP TIMER If the sleep is set, the room temperature is monitored and the operation is stopped automatically. If the operation mode or the set temperature is change after the sleep timer is set, the operation is continued according to the changed setting of the sleep timer from that time ON. In the cooling operation mode When the sleep timer is set, the setting temperature is increased 1°C.

  • Page 109: Wired Remote Controller

    6-2 WIRED REMOTE CONTROLLER The Table 5 shows the available timer setting based on the product model. ( Table 5 : Timer setting ) ON TIMER / OFF TIMER WEEKLY TIMER TEMPERATURE SET BACK TIMER ON TIMER / OFF TIMER Same to 6-1 ON / OFF TIMER and shown in those.

  • Page 110: Compressor Control

    7. COMPRESSOR CONTROL 1. OPERATION FREQUENCY RANGE The operation frequency of the compressor is different based on the operation mode as shown in the table 6. (Table 6 : Compressor Operation Frequency Range) Cooling Heating AO*G18LAC2 15rps 85rps 21rps 130rps 2.

  • Page 111: Electronic Expansion Valve Control

    8. ELECTRONIC EXPANSION VALVE CONTROL The most proper opening of the electronic expansion valve is calculated and controlled under the present operating condition based on the Table7. The compressor frequency, the temperatures detected by the discharge temperature sensor and the outdoor temperature sensor. (Table7 : The pulse range of the electronic expansion valve control) Operation mode Pulse range...

  • Page 112: Way Valve Extension Select

    11. 4-WAY VALVE EXTENSION SELECT At the time when the air conditioner is switched from the Cooling mode to Heating mode, the compressor is stopped, and the 4-way valve is switched in 3 minutes later after the compressor stopped. 12. AUTO RESTART When the power was interrupted by a power failure, etc.

  • Page 113: Compressor Preheating

    14. COMPRESSOR PREHEATING When the outdoor heat exchanger temperature is lower than Operation temperature (Refer to Table 10) and the heating operation has been stopped for 3 hours, power is applied to the compressor and the compressor is heated. (By heating the compressor, warm air is quickly discharged when operation is started.) When operation was started, and when the outdoor temperature rises to Release temperature or greater, preheating is over.

  • Page 114: Defrost Operation Control

    18. DEFROST OPERATION CONTROL 1. CONDITION OF STARTING THE DEFROST OPERATION The defrost operation starts when the outdoor heat exchanger temperature sensor detects the temperature lower than the values shown in Table 14-1, 14 -2. 1-1 NORMAL DEFROST (Table 14-1 : Condition of starting defrost operation) Compressor integrating operation :45min and over Compressor integrating...
  • Page 115 3. Defrost Flow Chart The defrosting shall proceed by the integrating operation time, outdoor temperature and outdoor heat exchanger temperature as follows. Heating operation start : Compressor ON (Not defrosted for 6 or 10 minutes) Integrating defrost Normal defrost Outside air temp. Outside air temp.

  • Page 116: Off Defrost Operation Control

    19. OFF DEFROST OPEARTION CONTROL When operation stops in the [Heating operation] mode, if frost is adhered to the outdoor unit heat exchanger, the defrost operation will proceed automatically. In this time, if indoor unit operation lamp flashes slowly (7 sec ON / 2 sec OFF), the outdoor unit will allow the heat exchanger to defrost, and then stop.

  • Page 117: Various Protections

    17. VARIOUS PROTECTIONS 1. DISCHARGE GAS TEMPERATURE OVER RISE PREVENTION CONTROL The discharge gas thermosensor (discharge thermistor : Outdoor side) will detect discharge gas temperature. When the discharge temperature becomes higher than Ⅰ ,the compressor frequency is decreased 20rps, and it continues to decrease the frequency for 20rps every 120 seconds until the temperature becomes lower than Ⅱ.
  • Page 118 4. COOLING PRESSURE OVER RISE PROTECTION When the outdoor unit heat exchange sensor temperature rises to 67.0°C or greater, the compressor is stopped and error display is indicated. 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.

  • Page 119: Trouble Shooting

    R410A Slim Duct / Compact Cassette Compact Wall Mounted Floor type INVERTER (MULTI ) 2 . TROUBLE SHOOTING...

  • Page 120: Error Display

    2-1 ERROR DISPLAY 2-1-1 INDOOR UNIT AND WIRED REMOTE CONTROLLER DISPLAY Please refer the flashing pattern as follows. The Operation, Timer, Economy lamps operate as follows according to the error contents. Indoor Unit Display Wired Remote Trouble Controller Error Contents shooting Operation Timer...

  • Page 121: Wired Remote Controller Display

    2-1-2 WIRED REMOTE CONTROLLER DISPLAY 1. SELF - DIAGNOSIS When " Er " in Temperature Display is displayed, inspection of the air conditioning system is necessary. Please consult authorized service personnel. Unit number (usually 0) Error code SU MOTU WETH FR SA ex.

  • Page 122: Trouble Shooting With Error Code

    2-2 TROUBLE SHOOTING WITH ERROR CODE Trouble shooting 1 Indicate or Display: OUTDOOR UNIT Error Method: Refer to error code table. Serial Communication Error (Serial Reverse Transfer Error) Detective Actuators: Detective details: When the indoor unit cannot receive the serial signal from Outdoor unit Outdoor unit Main PCB more than 2minutes after power ON, or the indoor unit cannot receive Outdoor unit Fan motor...
  • Page 123 Trouble shooting 2 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Serial Communication Error (Serial Forward Transfer Error) Detective Actuators: Detective details: When the outdoor unit cannot properly receive the serial signal from Indoor unit Controller PCB indoor unit for 10 seconds or more.
  • Page 124 Trouble shooting 3 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Wired Remote Controller Communication Error Detective Actuators: Detective details: Indoor unit Controller PCB When the indoor unit cannot properly receive the signal from Wired Remote Controller (Option) Wired Remote Controller for 1 minute or more.

  • Page 125: Indoor Unit Capacity Error

    Trouble shooting 4 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Indoor Unit Capacity Error Detective Actuators: Detective details: All indoor unit The total capacity of the indoor unit if it is install beyond. Forecast of Cause : 1.

  • Page 126: Indoor Unit Model Information Error Eeprom Access Abnormal

    Trouble shooting 5 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Indoor Unit Model Information Error EEPROM Access Abnormal Detective details: Detective Actuators: When power is on and there is some below case. Indoor unit Controller PCB When model information of EEPROM is incorrect.

  • Page 127: Manual Auto Switch Error

    Indicate or Display: Trouble shooting 6 INDOOR UNIT Error Method: Refer to error code table. Manual Auto Switch Error Detective Actuators: Detective details: Indoor Unit Controller PCB When the Manual Auto Switch becomes ON for consecutive 60 or Indicator PCB more seconds.

  • Page 128: Indoor Room Thermistor Error

    Trouble shooting 7 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Indoor Room Thermistor Error Detective details: Detective Actuators: Indoor Unit Controller PCB Circuit Room temperature thermistor is open or short is detected always. Room temperature Thermistor Forecast of Cause : 1.

  • Page 129: Indoor Heat Ex. Thermistor Error

    Trouble shooting 8 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Indoor Heat Ex. Thermistor Error Detective Actuators: Detective details: Indoor Unit Controller PCB Heat Exchanger (MID) thermistor is open or short is detected always. Heat Exchanger (MID) Thermistor Forecast of Cause : 1.
  • Page 130 Trouble shooting 9 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Indoor Unit Fan Motor Error Detective Actuators: Detective details: When the condition that actual frequency of Indoor Fan is Indoor unit Controller PCB below 1/3 of target frequency is continued more than 56 seconds. Indoor unit fan motor Forecast of Cause: 1.

  • Page 131: Drain Pump Error

    Indicate or Display: Trouble shooting 10 INDOOR UNIT Error Method: Refer to error code table. Drain pump Error Detective details: Detective Actuators: Indoor Unit Controller PCB Circuit When Float switch is ON for more than 3 minutes. Float Switch Forecast of Cause : 1. Float switch failure 2. Shorted connector/wire 3. Controller PCB failure 4.

  • Page 132: Damper(Open/Close) Detection Limit Switch Error

    Trouble shooting 11 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Damper(OPEN/CLOSE) Detection Limit Switch Error Detective Actuators: Detective details: When limit switch were not able to detect the close though the damper close. Indoor unit Controller PCB Circuit (Upper air flow) Limit switch When limit switch were not able to detect the open though the damper open.

  • Page 133: Damper(Open/Close) Simultaneous Detection Limit Switch Error

    Trouble shooting 12 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Damper(OPEN/CLOSE) Simultaneous Detection Limit Switch Error Detective details: Detective Actuators: When the limit switch detects open and close at the simultaneous. Indoor unit Controller PCB Circuit Limit switch Forecast of Cause : 1.

  • Page 134: Indoor Unit

    Trouble shooting 13 Indicate or Display: INDOOR UNIT Error Method: INDOOR UNIT Refer to error code table. Intake grille error Detective Actuators: Detective details: Indoor unit Controller PCB When the Micro switch is detected open while running the compressor. Micro switch Forecast of Cause : 1.
  • Page 135 Trouble shooting 14 Indicate or Display: INDOOR UNIT Error Method: Refer to error code table. Outdoor Unit Model Information Error Detective details: Detective Actuators: When power is on and there is some below case. Outdoor unit Main PCB When model information of EEPROM is incorrect. When the access to EEPROM failed.
  • Page 136 Trouble shooting 15 Indicate or Display: OUTDOOR UNIT Error Method: INDOOR UNIT Refer to error code table. PFC circuit Error Detective Actuators: Detective details: When inverter output DC voltage is higher than 415V for over 3 seconds, Outdoor unit Main PCB the compressor stops.

  • Page 137: Ipm Error

    Indicate or Display: Trouble shooting 16 OUTDOOR UNIT Error Method: Refer to error code table. IPM Error Detective details: Detective Actuators: When the signal from FO terminal of IPM in Main PCB is "L"(=0V) Outdoor unit Main PCB while the compressor stops. Forecast of Cause : 1.
  • Page 138 Indicate or Display: Trouble shooting 17 OUTDOOR UNIT Error Method: Refer to error code table. Outdoor Discharge Thermistor Error Detective details: Detective Actuators: When Discharge Pipe Temperature Thermistor open or short-circuit Outdoor Unit Main PCB Circuit is detected at power ON or while running the compressor. Discharge Pipe Temperature Thermistor Forecast of Cause : 1.
  • Page 139 Indicate or Display: Trouble shooting 18 OUTDOOR UNIT Error Method: Refer to error code table. Compressor Thermistor Error Detective Actuators: Detective details: When Compressor Temperature Thermistor open or short-circuit is Outdoor Unit Main PCB Circuit detected at power ON or while running the compressor. Compressor Temperature Thermistor Forecast of Cause : 1.
  • Page 140 Indicate or Display: Trouble shooting 19 OUTDOOR UNIT Error Method: Refer to error code table. Heat Ex. Thermistor Error Detective Actuators: Detective details: Outdoor Unit Main PCB Circuit When Heat Exchanger Temperature Thermistor open or short-circuit is Heat Exchanger Temperature Thermistor detected at power ON or while running the compressor.

  • Page 141: Outdoor Thermistor Error

    Indicate or Display: Trouble shooting 20 OUTDOOR UNIT Error Method: Refer to error code table. Outdoor Thermistor Error Detective Actuators: Detective details: Outdoor Unit Main PCB Circuit When Outdoor Temperature Thermistor open or short-circuit is detected at power ON or while running the compressor. Outdoor Temperature Thermistor Forecast of Cause : 1.
  • Page 142 Indicate or Display: Trouble shooting 21 OUTDOOR UNIT Error Method: Refer to error code table. 2-way valve Thermistor Error Detective details: Detective Actuators: Outdoor Unit Main PCB Circuit When 2-way valve Temperature Thermistor open or short-circuit is detected at power ON or while running the compressor. 2-way valve Temperature Thermistor Forecast of Cause : 1.
  • Page 143 Indicate or Display: Trouble shooting 22 OUTDOOR UNIT Error Method: 3-way valve Thermistor Error Refer to error code table. Detective details: Detective Actuators: When 3-way valve Temperature Thermistor open or short-circuit is Outdoor Unit Main PCB Circuit detected at power ON or while running the compressor. 3-way valve Temperature Thermistor Forecast of Cause : 1.
  • Page 144 Indicate or Display: Trouble shooting 23 OUTDOOR UNIT Error Method: Refer to error code table. Heat Sink Thermistor Error Detective details: Detective Actuators: When Heat Sink Temperature Thermistor open or short-circuit is Outdoor Unit Main PCB Circuit detected at power ON or while running the compressor. Heat Sink Temperature Thermistor Forecast of Cause : 1.

  • Page 145: Over Current Error

    Trouble shooting 24 Indicate or Display: OUTDOOR UNIT Error Method: Refer to error code table. Over Current Error Detective details: Detective Actuators: When more than normal operating current to IPM in Main PCB flows, Outdoor unit Main PCB the compressor stops. Compressor After the compressor restarts, if the same operation is repeated within 40sec, the compressor stops again.

  • Page 146: Compressor Control Error

    Trouble shooting 25 Indicate or Display: OUTDOOR UNIT Error Method: Refer to error code table. Compressor Control Error Detective details: Detective Actuators: While running the compressor, if the detected rotor location is out of Outdoor unit Main PCB phase with actual rotor location more than 105°, Compressor the compressor stops.
  • Page 147 Trouble shooting 26 Indicate or Display: OUTDOOR UNIT Error Method: Refer to error code table. Outdoor Unit Fan Motor Error Detective Actuators: Detective details: When outdoor fan rotation speed is less than 100rpm in 20 seconds Outdoor unit Main PCB after fan motor starts, fan motor stops.
  • Page 148 Trouble shooting 27 Indicate or Display: OUTDOOR UNIT Error Method: Refer to error code table. 4-Way Valve Error Detective Actuators: Detective details: When the indoor heat exchanger temperature is compared with Indoor unit Controller PCB the room temperature, and either following condition is detected Heat exchanger temperature thermistor continuously two times, the compressor stops.

  • Page 149: Discharge Temp. Error

    Trouble shooting 28 Indicate or Display: OUTDOOR UNIT Error Method: Refer to error code table. Discharge Temp. Error Detective details: Detective Actuators: Outdoor unit Main PCB "Protection stop by "discharge temperature 110°C during Discharge temperature thermistor compressor operation"" generated 2 times within 24 hours. Forecast of Cause : 1.
  • Page 150 Trouble shooting 29 Indicate or Display: OUTDOOR UNIT Error Method: Refer to error code table. Compressor Temp. Error Detective details: Detective Actuators: "Protection stop by Compressor temperature thermistor "compressor temperature 110°C during compressor operation"" generated 2 times within 24 hours. Forecast of Cause : 1.

  • Page 151: Trouble Shooting With No Error Code

    2-3 TROUBLE SHOOTING WITH NO ERROR CODE Forecast of Cause: Trouble shooting 30 1. Power Supply failure 2. External cause Indoor Unit - No Power 3. Electrical Components defective Check Point 1 : Check Installation Condition Isn’t the breaker down? Check loose or removed connection cable.
  • Page 152 Forecast of Cause: Trouble shooting 31 1. Power Supply failure 2. External cause Outdoor Unit - No Power 3. Electrical Components defective Check Point 1 : Check Installation Condition Isn’t the breaker down? Check loose or removed connection cable. >>If abnormal condition is found, correct it by referring to Installation Manual or Data &...
  • Page 153 Forecast of Cause: Trouble shooting 32 1. Setting/ Connection failure 2. External cause No Operation (Power is ON) 3. Electrical Component defective Check Point 1 : Check indoor and outdoor installation condition Indoor Unit - Check incorrect wiring between Indoor Unit - Remote Control. Or, check if there is an open cable connection.
  • Page 154 Forecast of Cause: Trouble shooting 33 1. Indoor Unit error 2. Outdoor Unit error No Cooling / No Heating 3. Effect by Surrounding environment 4. Connection Pipe / Connection Wire failure 5. Refrigeration cycle failure Check Point 1 : Check Indoor Unit Does Indoor unit FAN run on HIGH FAN? Is Air filter dirty? Is Heat exchanger clogged?
  • Page 155 Forecast of Cause : Trouble shooting 34 1. Abnormal installation (Indoor/ Outdoor) Abnormal Noise 2. Fan failure (Indoor/ Outdoor) 3. Compressor failure (Outdoor) Diagnosis method when Abnormal Noise is occurred Abnormal noise is coming from Indoor unit. Abnormal noise is coming from Outdoor unit. (Check and correct followings) (Check and correct followings) Is Main Unit installed in stable condition?

  • Page 156: Service Parts Information

    2-4 SERVICE PARTS INFORMATION SERVICE PARTS INFORMATION 1 Compressor Diagnosis method of Compressor ( If Outdoor Unit LED displays Error, refer to Trouble shooting ) Abnormal noise Stops soon after starting up Does not start up Check if vibration noise by Is there open or loose connection Is there open or loose connection cable?

  • Page 157: Inverter Compressor

    SERVICE PARTS INFORMATION 2 Inverter Compressor Check Point 1 : Check Connection Check terminal connection of Compressor (loose or incorrect wiring) Terminal cover opened C(T) (BLACK) (WHITE) (RED) Check Point 2 : Check Winding Resistance Check winding resistance of each terminal If the resistance value is 0 or infinite, replace Compressor.
  • Page 158 SERVICE PARTS INFORMATION 3 Outdoor unit Electronic Expansion Valve ( EEV ) Check Point 1 : Check Connections Check Point 2 : Check Coil of EEV Remove connector, check each winding Check connection of connector resistance of Coil. ( Loose connector or open cable ) EXPANSION VALVE A Read wire Resistance value...
  • Page 159 SERVICE PARTS INFORMATION 4 Indoor unit fan motor Check Point 1 : Check rotation of Fan 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.

  • Page 161: Replacement Parts

    R410A Wall Mounted type INVERTER (MULTI ) 3 . REPLACEMENT PARTS...
  • Page 162 3. REPLACEMENT PARTS Top Panel Sub Assy Cabinet Left Assy Protective Net REM Plate Cabinet Right Assy Grip Switch Cover A Assy Propeller Fan Fan Ring Motor Bracket Fan Motor Switch Cover B Emblem Rear Front Panel 03-01...
  • Page 163 Condenser Total Assy Searater B Assy Reactor Assy Valve Bracket 2-Way Valve Assy 3-Way Valve Assy 2-Way Valve Assy 3-Way Valve Assy Compressor Assy Solenoid 4-Way Valve Assy Expansion Valve Coil (L=650) Expansion Valve Coil (L=850) Expansion Valve Assy 03-02...
  • Page 164 Case Cover Inverter PCB Assy PCB Holder Inverter Case Assy Fuse Fuse holder Terminal (3P) Terminal (6P) Inverter Case Cover Cord clamp Terminal Bracket Assy 03-03...
  • Page 165 1116,Suenaga,Takatsu-ku,Kawasaki 213-8502,Japan Jan. 2012 Printed in Japan...

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