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Universal System Air Conditioner

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2. C01J ZNP01J s GA 8 ISP CN_PTC_2 mees CO3J CN FLOAT 3 24 lt gt g NN t Lig gt CN_GPILL lt gt CCILING BOTTOH xxx T pM 2907 PHB 68206901311 665 GNDI 8 3 ASM 6871A10186 5 PISK Pv COMP ax P04J CN CC aq lt gt mo 6871810025 lt gt lt gt 8201 een i e l5 6 CN_LP1 CN_UD1 x CN_HUB CN_PIPC1 CN POOM CN PIPC2 E TPOLJ SEH 5 025 ICO1J r m CN D PUFP _000 w gt PY_D PUNP Electronic Control Device VB VK VL Series 114 Universal System Air Conditioner Electronic Control Device V Schematic Diagram Ceiling Cacsette 116 Ceiling Duct VE 117 Celing Au de GEESS 118 Service Manual 115 Schematic Diagram Electronic Control Device Ceiling Cassette Type
3. 142 Universal System Conditioner Exploded View 8 Replacement Parts List Service Manual 143 Exploded View amp Replacement Parts List ATNH DL 144 Universal System Air Conditioner Exploded View 8 Replacement Parts List Service Manual 145 Exploded View amp Replacement Parts List Parts List LOCATION DESCRIPTION No Part No ATNH126ELFC ATNH186ELFC SVC CODE 130411 BASE ASSEMBLY WELD INDOOR 3041A10013A 3041A10013A 130911 1 CABINET ASSEMBLY INDOOR 3091 10023 3091 10023 130911 2 ASSEMBLY INDOOR 30914100230 30914100230 158591 PUMP ASSEMBLY WATER 5859A20001R 5859A20001R 159830 FILTER ASSEMBLY AIR 5983A10002A 5983A1000
4. 200 Een Ti E Ge EJ T T elal 104615 Zog wen ele rJ o oJ at coi T 4209 Hu cae A Ca 28 SSA S c 82 100 Em 62 gt 0E 13534 vea os 5719013 279 2 DICH SU 3510 3 sea 1531 555 Se Lea 5 6 SE ova 9 SSH 009 86 eram 7 75my 55 9409 CADET KS 2404 Th prew 01 V psazeg31 e1ND 104 23dld N3 1 Fb 921 1 90d 54 soa 8 8
5. Models Power Supply Compressor OFM IFM Indoor Unit Outdoor Unit Hz Volts Yared LRA RLA kW FLA kW FLA ATNH126ELFC AUUH126C 80 15 57 95 0 018 035 AVNH126ELAC 79 15 57 051 0 018 023 ATNH186ELFC 123 15 89 07 0022 043 ABNH186HLAC AUUH186C 128 15 338 89 0067 07 0 118 0 92 AVNH186BLAC 121 15 89 07 0030 023 ATNH246FLFC 154 20 113 07 0 040 053 ABNH246HLAC AUUH246C 157 20 62 11 3 0067 07 0118 09 AVNH246BLAC Min 151 20 11 3 07 0 035 0 27 ATNH306FLFC 30 198V 30 99 99 14 0049 067 220 240 Max E ABNH306GLAC AUUH306C 246V 15 1 30 36 36 99599 0067 14 0211 134 AVNH306BLAC 142 30 9919 9 14 0043 0 38 ATNH 66DLFC Auen 116 20 T 395395 n 9482 0053 076 ABNH366GLAC 123 20 3 95 3 95 0482 0272 142 ATNHAB6DLFC Aur 171 20 Geng 565565 Tue 0792 0059 150 ABNH486RLAC 192 20 5 65 5 65 0 732 0431 365 ATNHGOGDLFC Auer 173 25 112 07 2 0 107 180 ABNH606RLAC 194 25 112 0 732 0431 3 65 Symbols MCA Minimum Circuit Amperes A MFA MSC OFM Maximum Fuse Amperes A Rated Load Amperes A Outdoor Fan Motor kW Fan Motor Rated Output kW FLA Note Full Load Amperes A Voltage Range Maximum Starting Cur
6. Indoor Units ATNH126ELFC ATNH186ELFC ATNH246FLFC ATNH306FLFC Outdoor Units AUUH126C AUUH186C AUUH246C AUUH306C Nominal Capacity Cooling Btu h 12 000 18 000 24 000 30 000 W 3 517 5 275 7 033 8 793 Heating Btu h 13 200 19 800 26 400 33 000 W 3 869 5 803 7 738 9 672 Nominal Input Cooling W 1 350 1 880 2 500 3 970 Heating W 1 370 2 060 2 750 4 020 EER Btulh W W W 8 89 2 61 9 57 2 81 9 60 2 81 7 56 2 21 COP Btu h W W W 9 64 2 82 9 61 2 82 9 60 2 81 8 20 2 41 Nominal Capacity and Nominal Input For combination indoor units outdoor units Indoor Units ABNH186HLAC ABNH246HLAC ABNH306GLAC Outdoor Units AUUH186C AUUH246C AUUH306C Nominal Capacity Cooling Btu h 18 000 24 000 32 000 W 5 275 7 033 9 379 Heating Btu h 19 800 26 400 35 200 W 5 803 7 738 10 317 Nominal Input Cooling W 1 880 2 500 4 250 Heating W 2 060 2 750 3 670 EER Btu h W W W 9 57 2 81 9 60 2 81 7 53 2 21 COP Btu h W W W 9 61 2 82 9 60 2 81 9 59 2 81 Nominal Capacity and Nominal Input For combination indoor units outdoor units Indoor Units AVNH126ELAC AVNH186BLAC AVNH246BLAC AVNH306BLAC Outdoor Units AUUH126C AUUH186C AUUH246C AUUH306C Nominal Capacity Cooling Btu h 12 000 18 000 24 000 28 000 W 3 517 5 275 7 033 8 207 Heating Btu h 13 200 19 800 26 400 30 800 W 3 869 5 803 7 738 9 027 Nominal Input Cooling W 1 350 1 880 2 500 3 720 Hea
7. Ceiling Concealed Duct Function ABNH HL ABNH GL ABNH RL Air Discharge Outlet Airflow Direction control left amp right Airflow Direction control up amp down Airflow Steps Fan Cool Heat 3 3 3 3 3 3 3 3 3 Auto Changeover Auto Auto Restart Operation Auto Swing Central Control Accessory Accessory Accessory CHAOS Wind Auto wind Child Lock Function Cooling amp Fan Operation Cooling Only Cooling heating amp Fan Operation Heat Pump Defrost Deicing Deodorizing Filter Drain Pump Accessory Accessory Accessory E S P Control Accessory Accessory Accessory Environment Friendly Refrigerant Fire Alarm Function Forced Operation Group Control High Ceiling Operation Hot Start Plasma Air Purifier Accessory Accessory Accessory Prefilter Washable Anti fungus Self Diagnosis Mode Operation Swirl Swing Space Control Tele Control Accessory Accessory Accessory Temperature Control Test Function Time Delay Safety function weekly Two Thermistor Control Wired LCD Remote Control Wireless Remote Control A
8. NUMBER LOCATION CONNECTOR NUMBER LOCATION CN POWER AC POWER SUPPLY CN TH2 DISCHARGE PIPE SENSOR CN MOTOR BLDC FAN MOTOR OUTPUT CN TH1 PIPE AND ROOM SENSOR CN D PUMP DRAIN PUMP OUTPUT CN HVB AIR CLEANER CN AC DC AC DC CONNECTION CN DOOR STEP MOTOR CN DISPLAY DISPLAY CN U D1 STEP MOTOR CN FLOAT FLOAT SWITCH INUT CN CC CENTRAL CONTROL 46 Universal System Air Conditioner Ceiling amp Floor 6 Piping Diagrams o E E pru gt Cooling D Indoor unit Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid AVNH126ELAC 9 52 3 8 AVNH186BLAC 12 7 1 2 AVNH246BLAC 6 35 1 4 AVNH306BLAC 15 88 5 8 AVNH366KLAC AVNH486LLAC 19 05 3 4 9 52 3 8 AVNH606LLAC Service Manual 47 Ceiling amp Floor 7 Operating Instructions Remote Control Operation The Remote Controller transmits the signals to the system NN 11 13 14 FP Signal transmitter 3 Operation Mode 1 AN 3 10 0 Lem ON OFF SET 9 12 YG RESET 15 L Flip up door opened Cooling Operation Us Auto Operation Us Healthy Dehumidification Operation Heating Operation e Cooling Model lt Heat Pump 1 START STOP BUTTON
9. OUTDOOR WIRING DIAGRAM LAC FMo2 EOCRA Em 51700 Ta BR BR 223 551 5 4 5 CN 7 d WH 243 44 HIGH PRESSURE 21515 2 SWITCH 52 55 WH WH lol CN_COM 5 Wit CN_TH2 CN_LEV 1 By 34 Ei mm BK DIS1 AIR RD Bl BR 5 BL FUSE 250V 5A SE d BL BL WHI BL DEN GN YL 5 TIN TMo 102 ei 3 4 5 l l l lj Toone tr R5 I I Wf G 1 1 1 ha 4 2824 POWER SUPPLY NOTE 30 380 415 50 2 TO INDOOR UNIT BL BLUE COLOR RED COLOR BK BLACK COLOR WH WHITECOLOR WIRING OF FIELD BR BROWN COLOR GN YL GREEN YELLOW COLOR CONNECTING WIRE OR ORANGE COLOR FMo_ OUTDOOR FAN MOTOR TMo TERMINAL BLOCK FOR CONNECTING PIPE TEMP SENSOR RUN CAPACITOR FOR FMo LEV LINEAR EXPANSION VALVE 2 SUCTION PIPE SENSOR MC MAGNETIC CONTACTOR 4WAY VALVE 0 51 DISCHARGE PIPE SENSOR TM TERMINAL BLOCK AlR AIR TEMP SENSOR HPILP HIGH LOW PRESSURE SWITCH 3854A20671M AUUH488C OUTDOOR UNIT WIRING DIAGRAM BK
10. 154 Universal System Air Conditioner Exploded View 8 Replacement Parts List AVNH BL Service Manual 155 Exploded View amp Replacement Parts List Parts List LOCATION N DESCRIPTION SVC CODE AVNH126ELAC 137211 PANEL ASSEMBLY FRONT INDOOR 3721A10092A R 146811 MOTOR ASSEMBLY 5 4681A20055A R 147581 LOUVER HORIZONTAL 4758 10006 152302 FILTER ASSEMBLY AIR CLEANER 5230A10009A R 249951 CASE ASSEMBLY CONTROL 4995A20356H R 266000 SWITCH PUSH BUTTON 6600AP2059B R 267110 REMOTE CONTROLLER ASSEMBLY 6711A20096K R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20390D R 268715 PWB PCB ASSEMBLY MAIN AC 6871A20359B R 268716 PWB PCB ASSEMBLY MAIN DC 6871A20358H R 330780 HOUSING 3078A20001A R 330870 DRAIN PAN ASSEMBLY 3087A10018A R 342800 BEARING 4280A20004A R 346810 MOTOR ASSEMBLY AC 4681A20131A R 35211B TUBE ASSEMBLY TUBING 5211A21217B R 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A25012B R 352116 TUBE ASSEMBLY EVAPORATOR OUT 5211A22007B R 352150 HOSE ASSEMBLY DRAIN 5251AR2575Q R 354212 EVAPORATOR ASSEMBLY FINAL 5421A10044B R 359011 FAN ASSEMBLY CROSS FLOW 5901A20008E R 733010 PLATE ASSEMBLY INSTALL 3301A10002A R WOCZZ CAPACITOR FILM BOX 3H00671A R W4810 BRACKET 4810A21019A R 131410 CHASSIS ASSEMBLY 3141 10
11. Indoor Unit Type Ceiling Concealed Duct Model ABNH366GLAC ABNH486RLAC ABNH606RLAC Nominal Cooling Capacity kcal h W 9072 10552 12096 14069 14112 16414 Btu h 36000 48000 56000 Nominal Heating Capacity kcal h W 9979 11607 13306 15476 15523 18055 Btu h 39600 52800 61600 Air Circulation H M L CMM CFM 32 29 26 1130 1024 918 40 35 30 1413 1236 1059 50 45 40 1766 1413 1236 External Static Pressure mmAq 10 15 15 Setting temperature range cool heat C 18 30 16 30 18 30 16 30 18 30 16 30 Fan motor Output W 272 431 431 IC 13450LG13A Y002276 1 Y002276 1 No of Poles 4 4 4 Input W 323 818 818 Running Current A 1 42 3 65 3 65 Capacitor uF Vac 6 370 15 450 15 450 Fan Type Sirocco Fan Sirocco Fan Sirocco Fan No Used Diameter EA inch mm 1 6 97 177 2 9 1 230 2 9 1 230 Noise Level Sound Press 1 5m H M L dB A 42 39 36 44 42 40 46 44 42 Temperature controller Thermistor Thermistor Thermistor Coil Tube Size OD inch mm 0 275 7 0 375 9 52 0 375 9 52 Fins per inch 21 19 19 No of Rows amp Column 3R 10C 3R13C 4R13C Dehumidification Rate 4 0 6 6 5 Dimensions W H D inch mm 46 5 11 7 17 7 1180 298 450 48 4 15 0 23 2 1230 380 590 48 4 15 0 23 2 1230 380 590 Net Weight kg Ibs 38 84 60 132 60 132 Piping Connection Liquid inch mm 1 4 6 35 3 8 9 52 3 8 9 52 Gas inch mm 5 8 15 88 3 4 19 05 3 4 19 05 Drain hose OD 0 inch mm 25 4 25 4 25 4 Packing Dimension W H D inch mm
12. zee CN4S CN COMP FUSE T3 15A unn CN FAN2 CN PowER RST 23959 1 CN 3PHASE 5 ASSY om CNAEVI 699999 PIPET x RD AR e R 5 SUPPLY 30 380 415 50 2 BL BLUE COLOR BLACK COLOR BR BROWN COLOR OR ORANGE COLOR WIRING OF FIELD CONNECTING WIRE RD RED COLOR WH WHITE COLOR GN YL GREEN YELLY COLOR c n d 2N 2 Bunt E LET ab IY 5 EL DES Dunt Cunt OUTDOOR FAN MOTOR TMo TERMINAL BLOCK FOR CONNECTING PIPE TEMP SENSOR HIGH PRESSURE SWITCH RUN CAPACITOR FOR FMo LEV LINEAR EXPANSION VALVE SUCCTION PIPE SENSOR AWV 4WAY VALVE MAGNETIC CONTACTOR DISCHARGE PIPE SENSOR MAIN TERMINAL BLOCK AIR TEMPSENSOR LOW AMBIENT CONTROLLER 3854A21028B Service Manual 91 Variable SINGLE AUUH608C OUTDOOR UNIT WIRING DIAGRAM 1 aqa bona ol s oer
13. The air conditioner uses a drain pump to drain water Use the following procedure to test the drain pump operation Flexible drain hose Connect the main drain pipe to the exterior so Q poe leave it provisionally until the test comes to an end gt drain pipe e Feed water to the flexible check the piping for leakage Drain EN Be sure to check the drain pump for normal Drain Pump operating and noise when electrical wiring Drain hose connection is complete e When the test is complete connect the flexible drain hose to the drain port on the indoor unit Drain pan P Flexible drain hose i SH The supplied flexible drain hose should not curved neither screwed The curved or screwed hose may cause a leakage of water MAX 700mm CAUTION After the confirmation of the above conditions prepare the wiring as follows 1 Never fail to have an individual power specialized for the air conditioner As for the method of wiring be guided by the circuit diagram pasted on the inside of control box cover 2 Provide a circuit breaker switch between power source and the unit 3 The screw which fasten the wiring in the casing of electrical fittings are liable to come loose from vibrations to which the uni
14. Wrench 4mm Gas leak Detector Two type B screws Owner s Manual Thermometer Service Manual 49 Ceiling amp Floor 8 1 Selection of the best location More than 20cm There should not be any heat source or steam near the More than 20 unit des There should not be any obstacles to the air circulation There should be provision of easy condensate drain Moran eye level Taking into accounting the noise prevention criteria spot Ceiling installation the installation location More than Do not install the unit near the door way Keep proper distances of the unit from ceiling fence floor walls and other obstacles as shown in figure The indoor unit must have the maintenance space More than 20cm 8 2 Wiring connection 1 Connecting cables to the Indoor Unit 1 Remove the Air guide L by loosening 2 screws after removing the Inlet grille from the Indoor unit 2 Connect the wires to the terminals on the control board individually according to the outdoor unit connection Ensure that the color of the wires of outdoor unit and the terminal No are the same as those of indoor unit respectively Terminal Block in Indoor 10 29 3 4 Connected to outdoor unit 2 Clamping of cables 1 Arrange 2 power cables on the control panel 2 First fasten the steel clamp with a screw to the inner bo
15. When in Air Circulation Mode Compressor Outdoor Fan is stopped d Check the sensor for indoor temperature is attached as close as to be effected by the temperature of Heat Exchanger EVA d When the sensor circuit for indoor temperature and connector are in bad connection or are not engaged Compressor Outdoor Fan is stopped Check the indoor temperature sensor is disconnected or not About 10 at 25 C d Check Relay RY COMP for driving compressor When the power About AC220V 240V is applied to the connecting wire terminal support transferred to compressor PWB 55 is normal Check the circuit related to the relay Check point COMP ON COMP OFF Between two pin of DC Below DC 1V part in relay for COMP app About DC12V Service Manual 105 Electronic Control Device Electronic Parts Troubleshooting Guide Turn ON Main Power i Operate Heating Mode xt by setting the desired temperature of the remote control is higher than one of the indoor temperature by 2 C at least In heating Mode the indoor fan operates in case the pipe temperature is higher than 28 C Check the connector of intake and pipe sensor thermistors Check the indoor room temperature is disconnected or not about 10KQ at 25 Check the indoor pipe temperature is disconnected or not about 5KQ at 25
16. JE Check the DC voltage on the PWB ASS Y The details of check are as followings Comp Relay 4 Way Relay Check point Comp ON Comp OFF Check point 4 Way ON 4 Way OFF Between two pin About DC Between two pin of DC part in relay Below DC 1V of DC part in relay Below DC 1V About DC 12V 12V for COMP for 4 P Check Outdoor Unit 106 Universal System Air Conditioner Electronic Parts Troubleshooting Guide Electronic Control Device Turn off Main power d Check the connection of CN FAN or CN MOTOR d Check the Fan Motor d Check the Fuse AC250V T2A il Check the related circuit of indoor Fan Motor The pin of Micom and the part for driving SSR Check the pattern Check the SSR SSR Open Indoor Fan Motor never operate SSR short Indoor Fan Motor always operates in case of ON or OFF il Turn ON Main Power JE Check the SSR high speed operation by remote control The Indoor Fan Motor is connected The voltage of PIN NO 1 blue and 3 yellow of CN FAN or CN MOTOR About AC 160V over About AC 50V over SSR is not damaged SSR Check Service Manual 107 Electronic Control Device Electronic Parts Troubleshooting Guide e Confirm that the Vertical Lo
17. 20191 89 cain es EXE 8GIOIUIZ89 SU lt gt 4 5 d _ 5 diIQ NO 602 0 S 3102 0 91021 3 5 D Zon 04 T 0848 3 90710790 zue 0700 lt OW34 NO 2791 j 2 2 110 Universal System Air Conditioner Electronic Control Device Ceiling Duct BH Series 96179017617961 0062 3513 1502 5 zn dSIO N2 N O 5 Q1021N 8 S 9 31028 2 L lt lt 7 E Mu de 0 2 ev 5 T ile 5 uzos avs S 8 5 ays 5 5 203 5 188 E 2 l ron 203 e d 8 T 2 gt 8 8 a 8 8 8 lt gt 5 d hk s HS 9 i T l E 0905 9 3 TEOJ 8 d 5 8 2 To 1n0 N3 a T T 2 b Y 8 B 5 so 8 L2 5 8 8 0509 OH NO 3NOZ NO 8 Og S T3dld N3 E T 8 8 8 4 02021 5 S
18. 5 5 840 Unit size gt 51 eg O 5 es 5 SE e TU Y d Unit mm 950 5 9 40 110 110 3 A S g 3118 8 el e unit mm Number Name Descripition 1 Liquid pipe connection 36k 06 35 48 60k 09 52 flare 2 Gas pipe connection 36k 215 88 48 60 219 05flare 3 Drain pipe connection 4 Power supply connection 5 Air discharge grille 6 Air suction grille 210 5 20 Universal System Air Conditioner Ceiling Cassette 4 way PT HEF HFF HDF i Weu D du du Vd lU jeu unit mm PT HDF 950 90 PT HFF 850 90 PT HEF 670 90 Model Unit mm mm DIM Service Manual 21 Ceiling Cassette 4 way 5 Wiring Diagrams 5 1 Wiring Diagrams Product WIRING DIAGRAM MOTOR DISPLAY ELEVATION i P PCBASSY GRILL
19. Exploded View amp Replacement Parts List N lt lt Service Manual 171 Exploded View amp Replacement Parts List Parts List Part No M DESCRIPTION SVC CODE AUUH608C 137213 PANEL ASSEMBLY SIDE 3721A20229A R 263230 1 THERMISTOR ASSEMBLY 6323A20020X R 263230 2 THERMISTOR ASSEMBLY 6323A20020Z R 430410 BASE ASSEMBLY WELD OUTDOOR 3041A20047B R 435511 COVER ASSEMBLY CONTROL OUTDOOR 3 01293 435512 COVER ASSEMBLY TOP OUTDOOR 3530 1213 437211 PANEL ASSEMBLY FRONT OUTDOOR 3720 1212 437210 PANEL ASSEMBLY 3720 1202 546810 MOTOR ASSEMBLY OUTODDR 4681A20028J R 552200 VALVE EXPANSION BODY 5220A90013A R 552203 1 VALVE SERVICE 2A00499L R 552203 2 VALVE SERVICE 5220A20001E R 554031 1 CONDENSER ASSEMBLY BENT 5403A20215A R 554031 2 CONDENSER ASSEMBLY BENT 5403A20215A R 554160 COMPRESSOR 2520UBDY2AA R 559010 FAN ASSEMBLY PROPELLER 5901A10032A R 561410 COIL ASSEMBLY REVERSING 6141AR3733R R 561411 COIL ASSEMBLY EXPANSION 6141A20011V R 566001 SWITCH MAGNET 6600B000039 R 649950 CASE ASSEMBLY CONTROL 4995A10228B R 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A
20. LOCATION No DESCRIPTION Exploded View amp Replacement Parts List Part No ABNH486RLAC ABNH606RLAC SVC CODE 336610 1 HOUSING MECH WRAPPER 3660A20044A 3660A20044A 336610 2 HOUSING MECH WRAPPER 3660A20045A 3660A20045A 346810 MOTOR ASSEMBLY AC 4681A10032A 4681A10032A 359012 1 FAN ASSEMBLY BLOWER 5901A10051A 5901A10051A 359012 2 FAN ASSEMBLY BLOWER 5901A10051A 5901A10051A WOCZZ CAPACITOR FILM BOX OCZZA20001B OCZZA20001B 354210 EVAPORATOR ASSEMBLY FIRST 5421A20212B 5421A20210B 552111 TUBE ASSEMBLY DISTRIBUTOR 5211 21416 5211 21417 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A21333B 5211A21334B 330870 DRAIN PAN ASSEMBLY 3087A20025A 3087A20025A 249951 CASE ASSEMBLY CONTROL 4995A14002W 4995A14002X 268714 PWB PCB ASSEMBLY MAIN 6871A00090D 6871A00090E 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A10008D 6711A10008D 152302 FILTER MECH A C 5230A30017A 5230A30017A 263230 1 THERMISTOR ASSEMBLY EVA IN 6323AQ3226G 6323AQ3226G 263230 2 THERMISTOR ASSEMBLY EVA OUT 6323AQ3226V 6323AQ3226V 263230 3 THERMISTOR ASSEMBLY AIR 6323A30004D 6323A30004D DDD D DD DDD DID Service Manual 153 Exploded View amp Replacement Parts List Ceiling amp Elo
21. Two Thermistor Control Wired LCD Remote Control I Wireless Remote Control O LCD O LCD O LCD O LCD Zero Standby Power Zone Control Notes O Basic Optional Factory Installed Accessory Field Installed Not available on this system Service Manual 39 Ceiling amp Floor 3 Specifications Indoor Unit Type Ceiling amp Floor Convertible Model AVNH126ELAC AVNH186BLAC AVNH246BLAC AVNH306BLAC Nominal Cooling Capacity kcal h W 3024 3517 4536 5274 6048 7032 7056 8207 Btu h 12000 18000 24000 28000 Nominal Heating Capacity kcal h W 3327 3869 4991 5803 6654 7737 7762 9027 Btu h 13200 19800 26400 30800 Air Circulation H M L CMM CFM 10 0 8 3 6 5 353 293 230 13 5 12 11 477 424 388 15 13 5 12 530 477 424 18 16 14 636 564 494 Setting temperature range cool heat C 18 30 16 30 18 30 16 30 18 30 16 30 18 30 16 30 Fan motor Output 17 5 30 35 42 5 IC 18422LG31A IC 9430LGCG IC 9430LGCE OBM 3019P2 of Poles 4 4 4 4 Input W 43 53 63 81 Running Current A 0 23 0 23 0 27 0 38 Capacitor uF Vac 1 5 370 1 5 370 1 5 370 1 5 370 Fan Type Cross Flow Fan Cross Flow Fan Cross Flow Fan Cross Flow Fan Used Diameter EA inch mm 1 3 7 95 1 3 1 80 1 3 1 80 1 3 1 80 Noise Level Sound Press 1m H M L dB A 40 36 31 43 40 37
22. card key pod SUB_PCB EATER 212 lt ee E m een 680 EV P OO vr EIN Dep om ES S Lem Eum 88 Fees G 1 CORNA S ROS kc Error R04J LN act DG T T OO muna DW oc Bun SCH NF01J coop d So si G ER v PCB 7 2 E CN POWER aer 1N4007 INA007 m 220uF 15v t ka EN D k re LIVE 1 EECH gt EEN ei d gt 8 8552228 w SS 3000 9 w er Soca 9 d Ze di cum FEE E ech 1360 Coen cosD qp NEUTRAL a CN w 3 mw 39 T I ES 86 zeg 99 EM em a ouF 735v Ecke x 00 TRT WT ag S CN PIPE uoo RY CUMP TNY266P E Im ele CN CC IGNAL py RY AMAY 378 20020 ROOM TH 66 RY DUTFAN RO7H NW lom CN RDDM d 357 St UP SUB PCB CN D PUMP 104 1 TMP87CM41F can AU ae aa Ba d 59170 58 00 KEEN A 60 AIND P67 57 1 1 20 csu HEATER de CN VENTIL Ge lt OPTION ores A0 7 SUB PCB 1 33r CLE 61 72 lt AIN6 P66 56 COH T enerci 474 25 Ici B tor x d SIE VE 11 6 DUT 62273 AINS P65 55 E eg as S Toss 1571 3 OPTIONS 2 B2 2 4 5 DAPUME 63 P74 CAIN4 P64 54 4
23. 3 Open Close Open Close 1 Vane 4 Open i i i 4 Close Open Close Open Time Time Space Control Vanes angle be controlled by pair considering its installation environment deg i For example direct drafts can be annoying leading 9 gt L 7 to discomfort and reduced productivity vane control em helps to eliminate this problem Easily controlled by wired remote control Air Flow can be controlled easily regarding any space environment Service Manual 13 Ceiling Cassette 4 way Weekly Program On Off schedule of operation for a period of ONE week No need to turn the unit On OFF manually during yr working days On Off time is scheduled in micom of the wired remote control 2 010 Hi d e Operation Time Table Example Setting Wed Thu Fri Sat Sun Temp 25 25 25 25 25 On 09 00 08 00 09 00 08 00 09 00 OFF Off 12 00 17 00 12 00 12 00 12 00 Auto Restart Operation Whenever there is electricity failure to the unit and after resumption of the power unit will start in the same mode prior to the power failure Memorized condition are on off condition operating mode cooling heating set temperature
24. Electronic Control Device Service Manual 117 Ceiling Duct Type Schematic Diagram I KJ er aa Ir 1 A 3 QUI Heu za EDN wl ven Seq EE A 76 veal TE bauen SE OE crm 30 e
25. 130411 BASE ASSEMBLY WELD INDOOR 3041A10030B 3041A10030B 130911 1 CABINET ASSEMBLY INDOOR 3091A10051C 3091A10051C 130911 2 CABINET ASSEMBLY INDOOR 3091A10051D 3091A10051D 158591 PUMP ASSEMBLY WATER 5859A20001S 5859A20001S 159830 FILTER ASSEMBLY AIR 5983A10002A 5983A10002A 249951 CASE ASSEMBLY CONTROL 4995A10131K 4995A10131J 266012 SWITCH ASSEMBLY FLOAT 6601A20001N 6601A20001N 266090 H V ASSEMBLY 6609A20005E 6609A20005E 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A20096H 6711A20096H 267110 2 REMOTE CONTROLLER ASSEMBLY 6711A90076J 6711A90076J 268714 PWB PCB ASSEMBLY MAIN 6871A10370E 6871A10370F 330870 PAN ASSEMBLY DRAIN 3087A10010B 3087A10010B 346810 MOTOR AC 4681A20051Z 4681A20051W 349490 ORIFICE ASSEMBLY 4949A10007B 4949A10007B 352118 1 ASSEMBLY MENIFOLD INDOOR 5211A20251Q 5211A20251U 352118 2 ASSEMBLY MENIFOLD INDOOR 5211A20251K 5211A20251K 354211 1 EVAPORATOR ASSEMBLY BENDING 5421A10016G 5421A10016G 354211 2 EVAPORATOR ASSEMBLY BENDING 5421A10016H 5421A10016H 359012 FAN TURBO 5901A10036A 5901A10036A 552111 TUBE ASSEMBLY CAPILLARY 5211A21137C 5211A21137C WOCZZ CAPACITOR FILM BOX 3H00660M 3H00660M 263230 1 THERMISTOR ASSEM
26. A place where the unit will be leveled and that can sup port the weight of the unit A place where the unit can withstand its vibration A place where service can be easily performed NOTE Throughly study the following installation locations M10 Nut X4 M10 SP washer X 4 washer X4 Local supply 4 M10 SP washer X 4 M10 Nut X4 Local supply 1 In such places as restaurants and kitchens considerable amount of oil steam and flour adhere to the fan the fin of the heat exchanger resulting in heat exchange reduction spraying dispersing of water drops etc In these cases take the following actions Make sure that the ventilation fan for smoke collecting hood on a cooking table has sufficient capacity so that it draws oily steam which should not flow into the suction of the air conditioner Make enough distance from a cooking room to install the air conditioner in such a place where it may not suck in oil steam 2 Avoid installing air conditioner in such circumstances where cutting oil mist or iron powder is in suspension in factories etc 3 Avoid places where inflammable gas is generated flows in is stored or vented 4 Avoid places where sulfurous acid gas or corrosive gas is generated 5 Avoid places near high frequency generators 70 Universal System Air Conditioner Select and mark the position for
27. Do not place animals and plants in the path of the warm air Take the air conditioner weight into account and select a place where noise and vibration are minimum Select a place so that the warm air and noise from the air conditioner do not disturb neighbors Rooftop Installations If the outdoor unit is installed on a roof structure be sure to level the unit Ensure the roof structure and anchoring method are adequate for the unit location Consult local codes regarding rooftop mounting Model AUUH12 306B AUUH36 608B Ensure that the space around the back is more than 30cm and sides is more than 30cm The front of the unit should have more than 70cm of space More than 30cm a More than 50cm Service space More than e 6 4 WA gt More than 70 More than 50 More than 50 More than 70cm 8 2 Settlement of outdoor unit Anchor the outdoor unit with bolt and nut 10mm Tubing connection tightly and horizontally on a concrete or rigid mount Bolt a e ROT When installing on the wall roof or rooftop anchor the mounting base securely with a nail or wire assuming the influence of wind and earthquake n the case when the vibration of the unit is conveyed to the hose secure the unit with an anti vibration rubber 98 Universal System Air Conditioner Variable SINGLE 8 3 Piping length and the elevation Pipe Size Capacity Dia
28. do 0 00000 SNYL p CN 2 ROOM CN_PIPE1 CN Li CNLR2 CN UP DOWN12 D E 5 gt ee s 38 9 2 lt ent i 8 8909 2 2 ao BR iba o TRANSFORMER T EUSE o N REMO 2 CN FLOAT See MOTOR aka x OR OPTION DISPLAY PCB ASSY REMOTE 2777777 5 CONTROL lt 5 i 3854A20708G GN YL GREEN YELLOW WIRING DIAGRAM NOTE BL BLUE BK BLACK BR BROWN OR ORANGE RD RED WH WHTE YL YELLOW GN YL GREEN YELLOW OUTPIPE ROOM PIPE STEP STEP THERMISTOR THERMISTOR THERMISTOR MOTOR MOTOR m o 00000 99506 SNYL 2 ROOM CN PIPE1 CN LRI CN 82 VANE CN_UP DOWN1 2 b 9 gt 8 ba 2 0 15 1 lt A 29 5 9 BL Z a D 5 z 2 ER SL TRANSFORMER FUSE 2 CN FLOAT TRACHA 1 s B CN DISP 999 9999999 2 9 ni a op OPTION DISPLAY PCBASSY REMOTE S INDOOR CONTROL 5 3854 207080
29. Hysterisis field gt When 1_comp_operating_field the standard field owing to the change of temperature or the oppo site situation The comp will be operated in the previous step 3 1STEP DOWN field Operating step is lower step than standard step Service Manual 129 Outdoor Units 1 3 EEV Control 1 The base the first stage open degree s establishment The base open degree is established the standard open degree classified indoor Type and capacity that corrected to the indoor outdoor Temp 2 Starting Control LEV target open degree arrival process after starting Comp 1 LEV is arrived the previous decided open degree within 30 seconds after starting COMP 2 The open degree is increased to target degree in proportion to Comp operation time The starting control Os time is within 120 seconds after COMP operation 3 Normal Control The condensor s degree of superheat control Compressor Discharge Temp Control 1 Cooling mode In cooling mode normal control regulates EEV pulse that continues to fixed value for Superheat Temp of the operating indoor unit Control subject The pipe Temp of outdoor unit T Target The pipe Temp of indoor unit The degree of superheat 2 Heating mode In heating mode It is used the degree of superheat control that be regular the difference with Compressor Suction pipe Temp ACCUM and pipe Temp of outdoor unit p The degree of superheat Com
30. 0020 7 0050 FuzE lt gt TPO4 NF01 T z 0010 PWB 0 6820490137 ASM P NO 6871820359 ZNROLT 4 H T ELOCK 040 Coen TROLT N a SS amp 23 5 ZNROZT pi corr E KS gt aN colo n CN LEV U D1 JP30 non CN_CC CN_U D2 H lt gt pis B lt gt jpg og oo PHB P NO 687065901376 CN DISPLAY ASM 6871420358 HB 5 EI 502 4 Glo gt SS B 88 L 79 H 7 6 05018 5 icoana L m 5 JP10 F E Sa exeo 12 25 S af L i JP17 201 gee M JP16 SWLOW SWHIGH n By x x B a DOK 7 0 5 CN DOOR 120 CN HUB n CNJINSTRLL GO CC A H 59 5 3223 CN_REMO M Service Manual 113 06 02 11
31. 2 Provide a circuit breaker switch between power source and the unit 3 The screw which fasten the wiring in the casing of electrical fittings are liable to loose due to vibrations to which the unit is subjected during the course of transportation Check them and make sure that they are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Specification of power source 5 Confirm that electrical capacity is sufficient 6 Be sure that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 7 Confirm that the cable thickness is as specified in the power sources specification Particularly note the relation between cable length and thickness 8 Never fail to equip a leakage breaker where it is wet or moist 9 The following troubles would be caused by voltage drop down Vibration of a magnetic switch damage on the contact point there of fuse breaking disturbance to the normal function of a overload protection device Proper starting power is not given to the compressor 10 The means for disconnection from a power supply shall be incorporated in the fixed wiring and have an air gap contact separation of at least 3mm in each active phase conductors 52 Universal System Air Conditioner Ceiling amp Floor 9 Accessories Standard Accessories Name Drain hose Clamp metal Washer for hanging backet Insulation
32. 3 N9 100600289 82d gt 5 i es 6800001489 m Ga di quse a SI 9109748 ATDI 21021 wo Ir lt 22 3 ds 10 lt gt WOOU ND Z3dId NO x xr e ANOTAU ANDA 0 60710790 d31S N3 EES 7 Service Manual 111 CN REMO D I as 06 02 28 RY DPUMP REAR Y d m Up 88 5 Ss 8 e z 233333 7 gt PCB 687088001 6 1 Li I 6871700090 8 5 ASM 6871A00012 Es Y Y L 6871810131 EARTH 4 5 6 4 5 NF01J CRT ZNR01J N 8 CN POWER j A 18 s 000 noD 9 8 ROIC 8 O Electronic Control Device BG BR Series 112 Universal System Air Conditioner Electronic Control Device Ceiling A Series Floor O 2040 ww 10011 COED C 2 di a e L AT
33. LU Dr 1 4 Wes 3 Se DPTIDN4 104x2 104x2 pss 3 4 64 75 AIN3 P63 53 See 4 5 z B4 4 13 X DPTIDN3 T 1 r4 3 1 76 52 is 6 15 e DD ER AB 0 come UPTIDNe em 2 TE n s gt 7 14 EX e Cu el b OPTION Glo 8 13 SI KRAI0PS CA m 3 00 lt AIN0 gt P60 50 reh AIC 12 877 10 mm 4 VARF 49 RI RERTERA VASS 105 Vd DI eD o n 5 48 F 082 OR3 084 ORS DR6 087 088 EI E E pd GHPVMD PS4 47 883583 E KRA104M NFOIJ E 7 kee lt HPWM0 P53 8 Si eu ROM CN_LEFT_SW CN_RIGHT_SW 8 lt PWM PDDD PS2 eje OO ENZPIPES Zeon w coin elo 5 9 4 1 42 51 reet HJ eme CN UDI CN UD2 CC RX Glo GIG zv DISPLAY wen De P ey 10 INT3 TC3 P50 43 CN GRIL LEFT 00 NK Eme 11 CC nec ER xy Vout T 12 lt 122 46 41 0 99 lt K T 13 45 40 me 14 39 RAK ROJE FAN NOTOR lt 12 4 ROGL I
34. lh 6 se 7 1 lee a 4 12 3 KEN 15 f 1 4 Hour Min Il x Operation display Displays the operation conditions 2 On Off Button Operation starts when this button is pressed and stops when the button is pressed again 3 Set Temperature Button Used to set the temperature when the desired temperature is obtained 4 FAN Operation Button Used to circulate room air without cooling or heating 5 Electric Heater Button optional Used to set the Electric Heater 6 Fan Speed Button Used to set desired fan speed 7 Operation Mode Selection Button Used to select the operation mode Auto Operation Mode Cooling Operation Mode Soft Dry Operation Mode Heating Operation Mode except cooling model 8 Timer Cancel Button Used to cancel the timer 9 Timer Set Button Used to set the timer when the desired time is obtained 10 Week Button Used to set a day of the week 11 Program Button Used to set the weekly timer 12 Holiday Button Used to set a holiday of the week 13 Time Set Button Used to set the time of the day and change the time in the weekly timer Function 14 Set and Clear Button Used to set and clear the weekly timer 15 Room Temperature Checking Button Used to check the room temperature 16 Plasma Air Clean Button optional 17 Reset Button Used to set the current time and clear the set
35. ATNH FL 850 850 109 790 Ceiling opening 572 Hanging bolt 109 66 5 E el 5 d d 744 Unit size gt N E ei Q ME i or 1 Unit mm D 110 110 3 i gt QW g unit Number Name Descripition 1 Liquid pipe connection 06 35 flare 2 Gas pipe connection 24K 812 7 30K 015 88 3 Drain pipe connection 4 Power supply connection 5 Air discharge grille 6 Air suction grille Service Manual 19 Ceiling Cassette 4 way ATNH DL 875 Ceiling opening 45 785 Hanging bolt 45
36. LL CN FLOAT CN MOTOR ay EV QO 88 28 22 1081409 TWHINSO 99990 99090 99090 99090 CN LR2 CN LR1 CN UD2 CN PIPE1 CN ROOM CN PIPE2 ooo 900 STEP STEP ST 1 C i IN PIPE ROOM OUTPIPE THERMISTOR THERMISTOR THERMISTOR ORANGE GN YL GREEN YELLOW BLACK BROWN RD RED YL YELLOW BL WHITE BK BLUE BR 3854A20419K CONNECTOR NUMBER LOCATION CN POWER AC POWER SUPPLY CN MOTOR BLDC FAN MOTOR OUTPUT CN D PUMP DRAIN PUMP OUTPUT CN DISP DISPLAY CN FLOAT FLOAT SWITCH INPUT CN PTC PTC HEATER INUT CN REMO REMOTE CONTROL CN GRILL GRILL CONTROL CN CC CENTRAL CONTROL CN PIPE2 DISCHARGE PIPE SENSOR CN ROOM ROOM SENSOR CN PIPE1 PIPE SENSOR CN HVB AIR CLEANER CN UD1 STEP MOTOR CN UD2 STEP MOTOR CN LR1 STEP MOTOR CN LR2 STEP MOTOR 22 Universal System Air Conditioner Ceiling Cassette 4 way 5 2 Wiring Diagrams Elevation Grill PT HEF ELEVAL
37. 135515 2 COVER ASSEMBLY TOP INDOOR 3551A20179B 3551A20179C 3551A20179C 137211 PANEL ASSEMBLY FRONT INDOOR 3721A10143B 3721A10143A 3721A10143A 146811 MOTOR ASSEMBLY STEP 4681AP2968L 4681 AP2968L 4681AP2968L 152312 FILTER ASSEMBLY AIR CLEANER 5231A10016A 5231A10016A 5231A10016A 159901 1 LOUVER HORIZONTAL 5990A10023A 5990A10026A 5990A10026A 159901 2 LOUVER HORIZONTAL 5990A10026B 5990A10026B 237202 PANEL FRONT 3720A11009D 3720A11009B 3720A11009B 249310 HOLDER ASSEMBLY 4931A20022A 4931A20022A 4931A20022A 249951 CASE ASSEMBLY CONTROL 4995A10159U 4995A10159S 4995A10159T 263230 1 THERMISTOR ASSEMBLY 6323A30004A 6323A30004A 6323A30004A 263230 2 THERMISTOR ASSEMBLY 6323AQ3226G 6323AQ3226G 6323AQ3226G 263230 3 THERMISTOR ASSEMBLY 6323AQ3226W 6323AQ3226W 6323AQ3226W 267110 REMOTE CONTROLLER ASSEMBLY 6711A20096K 6711A20096K 6711A20096K 268712 PWB PCB ASSEMBLY DISPLAY 68714200968 68714200968 68714200968 268714 PWB PCB ASSEMBLY MAIN 6871 10186 6871 10186 6871A10186G 330860 PAN ASSEMBLY DRAIN 3087A10025B 3087A10025A 3087A10025A 336610 1 HOUSING MECH WRAPPER 3660A20047A 3660A20047A 3660A20047A 336610 2 HOUSING MECH WRAPPER 3660A20048A 3660A20048A 3660A200
38. 349480 ORIFICE 4948A20001A 435301 GRILLE DISCHARGE 3530A20006G 435511 COVER ASSEMBLY CONTROL OUTDOOR 3551A30023W 437211 PANEL ASSEMBLT FRONT 3721 20027 437212 PANEL ASSEMBLT REAR 3721A20026J 552112 TUBE ASSEMBLY CONDENSER IN 52114101342 552113 TUBE ASSEMBLY CONDENSER OUT 52114105588 552116 TUBE ASSEMBLY REVERSING 5211A21234B 552202 VALVE REVERSE 5220AR3228D 552203 1 VALVE SERVICE 2H02479H 552203 2 VALVE SERVICE 5220A20001B 554031 CONDENSER ASSEMBLY BENT 5403A20019V 554160 COMPRESSOR 2520UGEP2AA 559010 FAN ASSEMBLY PROPELLER 5901 10004 561410 COIL ASSEMBLY REVERSING VALVE 6141AR3733R iD DD D DI Di Di Di D D DI D DDD D 268711 6 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A20917A W0CZZ CAPACITOR FILM BOX 2H01451T 648600 CLAMP CAPACITOR 4H01008A 546810 MOTOR ASSEMBLY AC OUTDOOR 4681A20004S 349600 MOUNT MOTOR 4960A10002A 430410 BASE ASSEMBLY OUTDOOR 3041A20008K 550140 DAMPER COMPRESSOR 160 Universal System Air Conditioner 4H00982E Exploded View amp Replacement Parts List Service Manual 161 Exploded View amp Replacement Parts List Parts List L
39. 6871A20096J 6871A20096J 135802 DOOR 3580A20005A 3580A20005A LOCATION DESCRIPTION PT HFA PT HFC PANEL ASSEMBLY FRONT INDOOR 3721A10072A 3721A10072E GRILLE ASSEMBLY INLET 3531A10211A 3531A10211C FILTER ASSY AIR CLEANER 5231A10012A 5231A10012A MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A PWB PCB ASSEMBLY DISPLAY 6871A20096J 6871A20096J Part No 22 DESCRIPTION PT HDC CODE 137211 PANEL ASSEMBLY FRONT INDOOR 3721 10106 37214101068 435310 GRILLE ASSEMBLY INLET 3531A10066A 3531A10066A R 152312 FILTER ASSY AIR CLEANER 5231A10004A 5231A10004A R 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A R 268712 PWB PCB ASSEMBLY DISPLAY 6871A20096J 6871A20096J R 135802 DOOR 3580A20005A 3580A20005A R Service Manual 177 Exploded View amp Replacement Parts List LOCATION No DESCRIPTION Part No PT HEF PT HFF PT HDF 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 4681A20055A 435310 GRILLE ASSEMBLY INLET 3531 10350 3531 10211 3531A10066M 152312 FILTER ASSY AIR CLEANER 5231A10005A 5231A10012A 5231A10004A WA811 1 BRACKET ASSEMBLY 4811A20073A 4811A20072A 4811A20068A W4811 2 BRACKET ASSEMBLY 4811A20073B 4811A20072B 26601 1 2 SWITCH ASSEMBLY MICRO 6601A20002D 6601A20002D 6601A20002C 26601 1
40. And then Adjust numbers of next steps by repeating the stage 3 In this example the numbers are 220 and 235 respectively Push the Timer and Wind button simultaneously for more than 3 seconds Then Wind Data is memorized by the EEPROM of the main PCB SWING OPERATION SET TEMP FAN SPEED GUBFUNCTION 9 Time Timer 64 Universal System Air Conditioner Ceiling Concealed Duct Table 7 1 Static Pressure mmAq 0 2 4 6 8 10 12 14 15 Model Name Step Setting Value High 16 5 583 235 230 225 215 180 ABNH186HLAC Med 14 5 512 245 238 235 230 215 Low 13 459 254 252 248 245 240 High 18 636 220 205 190 50 1 ABNH246HLAC Med 16 5 583 235 230 220 200 100 Low 14 494 250 240 235 230 210 High 26 5 936 153 150 150 148 130 1 ABNH306GLAC Med 23 812 173 173 175 175 170 155 Low 20 706 190 190 190 190 190 190 High 32 1130 230 230 225 220 150 1 ABNH366GLAC Med 29 1024 240 238 237 235 230 220 Low 26 5 936 245 245 243 243 240 240 High 40 1412 230 225 220 215 205 200 190 180 160 ABNH486RLAC Med 35 250 245 240 235 230 220 215 210 200 Low 30 1059 255 255 255 250 245 240 235 230 225 ABNH606RLAC Med 45 1589 210 205 199 191 189 180 155 138 110 Low 40 1423 230 225 219 215 2
41. Durchased Locally Damper Damper Moter thermostat 4 Drain Pump Drain Pump Assembly 1EA Central control 5 Central control Simple PQCSA101S0 NAGA Installation manual PCB 1 6 485 Gateway For central control PHNFP14A0 Installation manual Wire assembly 74 Universal System Air Conditioner Variable SINGLE Outdoor Units 76 MPS Variable SINGLE A 78 Service Manual 75 Variable SINGLE g Introduction 5 ano Introduction SINGLE Outdoor Units R410A AUUH C Models List Series Model name Power supply AUUH126C 1 Compressor AUUH186C 10 220 240V 50Hz AUUH246C Single A Heat Pump AUUH306C MPS Variable AUUH368C AUUH488C 30 380 415V 50Hz 1 Compressor AUUH608C indoor Unit LG s SINGLE system consist of one outdoor unit which can match with three different indoor units as individ ual system The indoor units are ceiling cassette ceiling concealed duct and ceiling amp floor types Matching Outdoor unit Indoor unit Type Model name Ceiling Cassette ATNH126ELFC AUUH126C Ceiling amp Floor AVNH126ELAC Ceiling Cassette ATNH186ELFC AUUH186C Ceiling amp Floor AVNH186BLAC Ceiling Concealed Duct AB
42. Operation starts when this button is pressed and stops when the button is pressed again OPERATION MODE SELECTION BUTTON es Used to select the operation mode ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature Gl INDOOR FAN SPEED SELECTOR A Used to select fan speed in four steps gt CO gt low medium high and CHAOS JET COOL Used to start stop the speed cooling heating Speed cooling heating operates super high fan speed CHAOS SWING BUTTON Used to stop start louver movement and c set the desired up down airflow direction 7 ON OFF TIMER BUTTONS Used to set the time of starting and stopping operation 8 TIME SETTING BUTTONS Used to adjust the time 9 TIMER SET CANCEL BUTTON Used to set the timer when the desired time is obtained and to cancel the Timer operation 10 SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation 11 AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating 12 ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature 13 PLASMA OPTIONAL Used to start or stop the plasma purification function 14 RESET BUTTON Initialize remote controller 15 2nd F Button Used prior to using modes printed in blue at the bottom of but tons For the convertible type of air conditional jet cool mode does not operate 48 Universa
43. vod oA as gas 2 GER ep SD 940 Die i i H i H 67 104 v OS gt ETTEN TG 19 ZS 9 4 T Std GER SNUILJG 96 99a NIv LG 198 11_ 85 023 1109 WDU3I N3 Sg DEE Ed IAN HL 3dld eos 2 sev oqe 02 Ve EH KC IV 1n3N Com rt P VL EEN Ve sets 72150 wg es m LOOPNT 089 reo e JAT M3ADd NO E 118 Universal System Conditioner Functional Description VI Functional Description Ceiling Gacsett e TyDpe 120 Ceiling Duct Ty DC m 122 Celing amp Ee ee eee tice 125 Outdoor sana 128 Service Manual 119 Ceiling Cassette E Ceiling Cassette Type Auto Swing Control e Thi
44. 211092 29 1024 Low 240 34 1201 32 5 1148 31 1095 29 5 1042 2794 26 5 936 High 200 49 1730 47 4 1675 44 9 1584 4330529 4171472 40 1412 38 6 1361 370305 35 4 1249 ABNH486RLAC Med 220 44 1554 42 4 1498 40 2 1420 39 2 1384 36 7 1296 35 1236 34 6 1220 33 1164 32 2 1137 Low 240 38 1342 37 2 1314 35 1234 32 4 1145 31 6 1114 30 1059 28 6 1008 27953 26 2 925 High 140 59 2083 57 4 2028 55 8 1969 53 4 1886 51 7 1826 50 1766 46 6 1644 42 9 1516 40 6 1432 ABNH606RLAC Med 180 53 1871 51 4 1816 49 8 1758 47 4 1674 45 9 1621 45 1589 42 6 1502 39 6 1397 38 3 1352 Low 205 47660 45 8 1618 43 8 1547 42 1 1488 40 7 1485 400412 37 8 1335 35 1234 33 4 1179 Notes 1 above table shows the correlation External Static Pressure amp Air Flow 2 When installing the value of motor step needs to be set according to E S P of the table 7 2 66 Universal System Air Conditioner 8 Operating Instructions Name and Function of Remote Controller Ceiling Concealed Duct OPERATION SELTEME SPEED SUB FUNCTION x s Fifi e Heater Preheat 1 Defrost sl og Outdoor 553 GS Tim ZONE 1234 SS unit Program set 52 Ws nd sJ Signal Receiver ee 2 1 Jr
45. 56 5 14 8 22 9 1 435 375 582 56 9 17 9 27 6 1445 455 700 56 9 17 9 27 6 1445 455 700 Stuffing Quantity Without S Parts 20 40ft 95 191 57 120 57 120 For outdoor units Single Split See chapter MPS Variable SINGLE A AUUH C Application Split Simultaneous operation See chapter MPS Variable SINGLE A AUUH C Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification Service Manual 59 Ceiling Concealed Duct 4 Dimensional Drawings ABNH HL GL RL A Note 1 Pipe Specification mm Model Liquid Gas 18 24k 6 35 12 7 30 36k 15 88 48 09 52 0 19 05 Unit Capacity A BI E h j k I ABNH186HLAC ABNH246HLAC 932 882 355 45
46. 60k 09 52 019 05 44 Universal System Air Conditioner Ceiling amp Floor 5 Wiring Diagrams AVNH EL WIRING DIAGRAM AC PCB ASSY CONTROL DC PCB ASSY IN PIPE THERMISTOR CO D 25 DISPLAY ROOM d THERMISTOR THERMISTOR FLOAT siw PCB ASSY CAPACITOR 3854A20419D AVNH BL WIRING DIAGRAM OUT PIPE ROOM IN PIPE THERMISTOR THERMISTOR THERMISTOR CN PIPE2 CN ROOM CN PIPE1 CENTRAL CONTROL TELE CONTROL 5 o Q 5 o 38544220048 NUMBER LOCATION NUMBER LOCATION CN POWER AC POWER SUPPLY CN TH2 DISCHARGE PIPE SENSOR CN MOTOR BLDC FAN MOTOR OUTPUT CN TH1 PIPE AND ROOM SENSOR CN D PUMP DRAIN PUMP OUTPUT CN HVB AIR CLEANER CN AC DC AC DC CONNECTION CN DOOR STEP MOTOR CN DISPLAY DISPLAY CN U D1 STEP MOTOR CN FLOAT FLOAT SWITCH INUT CN CC CENTRAL CONTROL Service Manual 45 Ceiling amp Floor AVNH KL WIRING DIAGRAM NOTE BL BLUE BK BLACK BR BROWN OR ORANGE RD RED WH WHTE YL YELLOW AVNH LL OUTPIPE ROOM IN PPE STEP STEP THERMISTOR THERMISTOR THERMISTOR MOTOR MOTOR CD FP
47. F Chassis D D Chassis Electrical Ratings 6 10 220 240 50 2 8 30 380V 415V 50Hz Nominal CoolingCapacity in Btu h Ex 18 gt 18 000 Btu h 48 gt 48 000 Btu h Model Type Cooling Only HeatPump that this is indoor unit for 410 ATN Ceiling cassette type indoor unit ABN Ceiling concealed duct type indoor unit AVN Convertible type indoor unit Decoration panel For Ceiling Cassette Models Functions A Basic Plasma Air Purifier Elevation Grille F Elevation Grille Plasma Air Purifier Indoor Unit Chassis E EChassis Chassis D D Chassis Model Type C Cooling Only H Heat Pump Decoration Panel of Ceiling Cassette Type Indoor Unit Service Manual 9 Ceiling Cassette 4 way E Ceiling Cassette 4 way b Ceiling Cassette 4 way D R410A Indoor Units ATNH EL FL DL Contents Features amp Benefits 11 List of Functions 15 Eddy eee 16 4 Dimensional 18 5 Wiring Diagrams Pete 22 Piping 24 EN Operating Instructions I pee necem ab oes tutte tes 25 Durus eR 29 m 36 10 Universal System Air Conditioner Ceiling Cassette 4 way 1 Features amp Benefits Convenience Auto elevation grille
48. Operation indicator 900 200 Air discharge grille lt S Unit Note 1 Pipe Specification mm enn Liquid Gas Air suction grille 12k 06 35 09 52 Ceiling Installation gt Floor Installation More than 200m pension bolt 50 _ _70 70 A7 Installation plate 100 Lac 1120 L Drain piping 70mm hole 225 Left rear piping more than 200 Right piping Floor 42 Universal System Air Conditioner Ceiling amp Floor AVNH BL Installation Plate Rear Side Unit mm 1 Pipe Specification mm Model Liquid Gas 18k 24k 06 35 12 7 More than 30k 06 35 15 88 20cm More than 20cm More than e Ceiling installation Suspension bolt amp 3 8 or M10 Center line for the piping hole Service Manual 43 Ceiling amp Floor AVNH KL LL 160 320 unit mm Dimension A B Chassis VL Chassis 1750 1655 220 VK Chassis 1350 1255 220 More than Note 1 Pipe Specification mm Model Liquid Gas 36k 06 35 015 88 48k
49. Setting of the desired ESP Static pressure mmAq gives required combination of ESP and airflow Air volume Air volume at2 mmAq at 10 mmAq Plasma Air Purifying Kit Accessory The PLASMA Air Purifying Function not only removes microscopic contaminants and dust but also removes house mites pollen and pet fur helps to prevent allergic diseases like asthma Dust electrode discharge Dust particles lonizer Photo Catalyst Coated Mesh discharge NU NZ d Polluted Air r 6 Purified fresh Air HTL AAS Od ur Generating plasma Odour molecule High Head Drain Pump Accessory 700mm In some of the places natural drainage is not possi ble For such places drain pump is very useful It removes condensed water from the unit Crain Pump Zone Control Accessory It controls the temperature of each zone Opening or closing of the damper is controlled by sensing the temperature of each zone In the cooling mode if the temperature of a particular zone is lower than set temperature then the damper is closed On the other hand if the temperature of a particular zone is higher than the set temperature damper is opened to pro vide cooling to the zone and vice versa in the heating mode 56 Universal System Air Conditioner 2 List Functions Ceiling Concealed Duct
50. 0343 e 3 m nm Iu Jp SES u ZG sod 8 Zeien mag FON 1 86 oa 2 XD er 0 HL WODA 65 eod 9 e zaras 09 44 204 aras vam Ka e 579 19 244 Wd uus aus 21 644 si ams aus D 7 9 4 25 L lesa 79 69 ECK 914 1 na 22 rst zr rJ Tarp A AN WR en era Ke SA TE SCH mat ps m ean Q 120427 en pem 6 oct lees aen e m Uso T A Ste Jet 79 1 y TRE Ge azcana om ml aul es oor Mr e e zorsan eos wee CN ves ross om ant rmm 0602 60201 a 189 awd 150 mw T Res 1 lt 5 C Schematic Diagram Electronic Control Device Ceiling amp Floor inei E 7 0 3 T 4 T Tx i Ww Wi
51. 435512 COVER ASSEMBLY TOP OUTDOOR 3H03266H 435300 GRILLE REAR 1 00208 552202 REVERSING VALVE 5220AR3228bE 435511 COVER ASSEMBLY CONTROL OUTDOOR 35514300610 349600 MOTOR 166 Universal System Conditioner 1A00206B Exploded View 8 Parts List Model No AU 137213 435300 N 2 gt 78 EE Service Manual 167 Exploded View amp Replacement Parts List Parts List LOCATION No DESCRIPTION Part No AUUH368C SVC CODE 135301 GRILLE DISCHARGE 3530A20006G 435300 GRILLE REAR 3530A10176B 137213 1 PANEL ASSEMBLY SIDE 3721A10110A 137213 2 PANEL ASSEMBLY SIDE 3721A10111B 567480 1 THERMISTOR ASSEMBLY 6323A20020X 567480 2 THERMISTOR ASSEMBLY 6323 200207 349480 ORIFICE 4948A20001A 430411 BASE ASSEMBLY WELD OUTDOOR 3041AP7177B 435511 COVER ASSEMBLY CONTROL OUTDOOR 3551A30061G 435512 COVER ASSEMBLY TOP OUTDOOR 3H03266H 437211 PANEL ASSEMBLY FRONT OUTDOOR 3721A10109A 546810 MOTOR ASSEMBLY OUTODDR 4681A20170A 552114 TUBE ASSEMBLY DISC
52. 4mm Flaring Tools set Torque Wrenches Hexagonal Wrench 4mm 5mm e Gas leak detector Owner s Manual Thermometer 9 1 Selection of the best location Install the air conditioner in the location that satisfies the fol Top view Inspection hole unit mm 600X600 lowing conditions The place shall easily bear a load exceeding four times the indoor unit s weight The place should have enough area for inspection as shown in figure The place where the unit shall be leveled The place shall allow easy water drainage Suitable dimen sion H is necessary to get a slope to drain as figure Front view The place shall easily connect with the outdoor unit The place where the unit is not affected by an electrical noise The place where air circulation in the room will be good There should not be any heat source or steam near the unit Control box Service Manual 69 Ceiling Concealed Duct 9 2 Ceiling dimension and hanging bolt location Installation of Unit Install the unit above the ceiling correctly POSITION OF SUSPENSION BOLT Apply joint canvas between the unit and duct to absorb unnecessary vibration Apply a filter Accessory at air return hole Refer toDimensinal Drawings Install the unit leaning to a drainage hole side as a figure for easy water drainage POSITION OF CONSOLE BOLT
53. 89 Wa Piping 93 Electric Characteristics sorore teret etes U U u 96 7 Operation Range 97 TEE 98 78 Universal System Air Conditioner Variable SINGLE 1 Features amp Benefits MPS Multi Power System Variable Control Except AUUH126B 186B 246B 608B Big Energy Saving with MPS Variable Control Basic Principle of MPS Variable Control MPS control provides comfortable and convenient environment as there are two compressors with 60 40 load sharing with on compressor of small capacity always working to maintain the set temperature conditions amp meanwhile other compressor is at rest if the load is low whereas in conventional system the only compressor is working with ON OFF cycles Conventional On Off Operation MPS Control 100 40 60 e Comfort Control Conventional Operation The compressor must turn on and off to reach desired temperature setting A large portion of power is used during restarting This causes unnecessary power consumption MPS Multi Power System Control This is a power saving system with two rotary compressors of different capacity 60 amp 40 operating an A C at high power until it reaches desired temperature And when it reaches the temperature only the 40 capacity rotary compressor operates On Off On Off Pr Conventional on off operation Single Stage 27 SY p Single Stage T 23 sn Aa F
54. C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Piping Length Interconnecting Piping Length 7 5m 25ft Level Difference of Zero 2 Full factory charge is shipped in the outdoor unit The charge is determined based on 7 5m 25ft of line 3 Due to our policy of innovation some specifications may be changed without notification Service Manual 83 Variable SINGLE Technical Specification Outdoor Units AUUH368C AUUH488C AUUH608C Running Current Cooling Heating A 7 8 6 6 11 5 11 0 32 5 31 5 Starting Current Cooling Heating A Power Supply Q V Hz 3 380 415 50 3 380 415 50 3 380 415 50 Power Factor Rotary Rotary SCROLL Constant Model 5 5225 21 GPT330Y AR073YA Quantity 2 2 1 Motor Input 2 065 2 550 6 473 Cil Charge 1 340 1 200 2 325 FV50S FVC68D PVE FVC68ST Refrigerant charge Charge g oz 2600 92 1 4200 148 1 for 30m 4700 197 for 30m Type R410A R410A R410A Control L E V Coil Tube Size OD inch mm 0 276 7 0 0 276 7 0 0 276 7 0 Fins per inch 18 17 17 No of Rows amp Column No 2R 36C 2R 52C 2R 52C Fan motor Model 5 3018 2 2 071 9 2 071 9 2 Output 47 2 2 70 2 70 2 Capacitor 2 0 400 6 370 6 370 Propeller Propeller Propel
55. Conditioner Ceiling amp Floor 2 List of Functions Ceiling amp Floor Convertible Function AVNH EL AVNH BL AVNH KL AVNH LL Air Discharge Outlet 1 1 1 1 Airflow Direction control left amp right Manual Manual Manual Manual Airflow Direction control up amp down Auto Auto Auto Auto Airflow Steps Fan Cool Heat 3 3 3 3 3 3 3 3 3 3 3 3 Auto Changeover Auto Operation Auto Restart Operation Auto Swing Central Control Accessory Accessory Accessory Accessory CHAOS Wind Auto wind Child Lock Function Cooling amp Fan Operation Cooling Only Cooling heating amp Fan Operation Heat Pump Defrost Deodorizing Filter Drain Pump E S P Control Electric Heater i Environment Friendly Refrigerant Fire Alarm Function Forced Operation Group Control High Ceiling Operation Hot Start Jet Plasma Air Optional Prefilter Washable Anti fungus Self Diagnosis Sleep Mode Soft Dry Operation Swirl Swing Space Control Tele Control Temperature Control Test Function Time Delay Safety function 5
56. Fan Type Propeller Propeller Propeller Propeller No Used Diameter EA inch mm 1 15 7 400 1 18 1 460 1 18 1 460 1 18 1 460 Discharge Side Top Side Discharge Side Discharge Side Discharge Side Discharge Air Circulation CMM CFM 26 918 58 2048 58 2048 53 1872 Noise Level H L Sound Press 1m 1 47 52 52 53 Defrosting Inversion cycle Inversion cycle Inversion cycle Inversion cycle SVC Valve Liquid inch mm 1 4 6 35 1 4 6 35 1 4 6 35 1 4 6 35 Gas inch mm 3 8 9 52 1 2 12 7 1 2 12 7 5 8 15 88 Dimensions W H D inch mm 30 3 21 3 9 6 770 540 245 34 3 25 8 12 6 870 655 320 34 3 31 5 12 6 870 800 320 34 3 31 5 12 6 870 800 320 Net Weight Outdoor kg Ibs 31 68 3 52 114 6 60 132 2 64 141 Power Supply Cable Includes earth No mme 3 2 5 3 2 5 3 2 5 3 2 5 Interunit Cable Includes earth No mm 4 0 75 4 0 75 4 0 75 4 0 75 Max Piping Length Elevation m 15 10 50 30 50 30 50 30 Additional Refrigerant Charge Over 7 5m g m 20 35 35 35 Packing Dimension W H D inch mm 36 2 20 8 14 2 920 580 360 40 2 28 1 17 3 1020 715 440 40 2 34 3 17 3 1020 870 440 40 234 3 17 3 1090870 440 Stuffing Quantity Without S Parts 20 40ft 144 312 81 171 54 114 54 114 Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Heating Indoor Temperature 20 C 68 F DB 15
57. Fins per inch 19 19 19 No of Rows amp Column 3R 14C 3R 14C 3R 14C Dehumidification Rate 3 3 5 6 1 Dimensions W H D inch mm 53 2 8 66 24 8 1350 220 630 68 9 8 66 24 8 1750 220 630 68 9 8 66 24 8 1750 220 630 Net Weight kg Ibs 35 77 2 45 99 2 45 99 2 Piping Connection Liquid inch mm 1 4 6 35 3 8 9 52 3 8 9 52 Gas inch mm 5 8 15 88 3 4 19 05 3 4 19 05 Drain hose OD inch mm 20 20 20 Packing Dimension W H D inch mm 57 212 4 29 5 1452 315 750 72 8 12 4 29 5 1850 315 750 72 8 12 4 29 5 1850 315 750 Stuffing Quantity Without S Parts 20 40ft 84 168 63 133 63 133 For outdoor units Single Split Spe chapter MPS Variable SINGLE A AUUH C Application Split Simultaneous operation See chapter MPS Variable SINGLE A AUUH C Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification Service Manual 41 Ceiling amp Floor 4 Dimensional Drawings AVNH EL Signal receiver amp
58. Heater CAUTION for handling the Remote Controller Aim at the signal receptor on the wired remote controller so as to operate The remote control signal can be received at a distance of up to about 7m Be sure that there are no obstructions between the remote controller and the signal receptor Do not drop or throw the remote controller Do not place the remote controller in a location exposed to direct sunlight or near the heating unit or any other heat Source Block a strong light over the signal receptor with a curtain or etc so as to prevent the abnormal operation ex elec tronic quick start ELBA inverter type fluorescent lamp 68 Universal System Air Conditioner Ceiling Concealed Duct 9 Installation Please read this instruction sheet completely before installing the product When the power cord is damaged replacement work shall be performed by authorized personnel only Installation work must be performed in accordance with the national wiring standards by authorized personnel only Air outlet vents Air intake vents Wired LCD Remote Control Required Parts Required Tools Connecting cable Level Pipes Gas side Screw driver Liquid side Electric drill Hanging Bolt e Hole core drill 270mm W 3 8 or M10 length 650mm Insulated drain hose Additional Drain hose Outer Dia 25
59. Manual 165 Exploded View amp Replacement Parts List Parts List LOCATION No DESCRIPTION Part No AUUH306C SVC CODE 137213 1 PANEL ASSEMBLY SIDE 1A00202F 137213 2 PANEL ASSEMBLY SIDE 3721A10150A 567480 1 THERMISTOR ASSEMBLY 6323A20019C 567480 2 THERMISTOR ASSEMBLY 6323A20023E 349480 ORIFICE 4948A20005A 435301 GRILLE DISCHARGE 3530A20007J 435511 COVER ASSEMBLY CONTROL OUTDOOR 3551A30061G 437210 PANEL ASSEMBLY FRONT SUB 1A00197C 552111 TUBE ASSEMBLY CAPILLARY 5211A23322D 552114 TUBE ASSEMBLY DISCHARGE OUTDOOR 5211A21488D 552115 TUBE ASSEMBLY MENIFOLD OUTDOOR 5211A21440A 552116 TUBE ASSEMBLY REVERSING 5211A22111B 552200 VALVE EXPANSION BODY 6140A90001H 552203 1 VALVE SERVICE 5220A20013A 552203 2 VALVE SERVICE 5220A20007A 554031 CONDENSER ASSEMBLY BENT 5403A20070B 554160 COMPRESSOR 5416A90022E 554161 COMPRESSOR 5416A90022E 559010 FAN ASSEMBLY PROPELLER 5901A10032A 661400 COIL ASSEMBLY EXPANSION 6877A20050L 649950 CASE ASSEMBLY CONTROL 4995A10178L WOCZZ 1 CAPACITOR FILM BOX 6120AR2194F WOCZZ a CAPACITOR FILM BOX 2A00986W 648600 CLAMP CAPACITOR 4H00442P 268711 6 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A21318A 430411 BASE ASSEMBLY OUTDOOR 3041AP7177B
60. REMOTE CONTROL CN ROOM ROOM SENSOR CN FLOAT FLOAT SWITCH INUT CN AIRC AIR CLEAN CN ZONE ZONE CONTROL OUTPUT CN PTC PTC HEATER CN CC CENTRAL CONTROL OUTPUT CN OUT VENTILATION ELECTRIC HEATER Service Manual 61 Ceiling Concealed Duct 6 Piping Diagrams Heat Exchanger ZELLE 2 Sirocco Fan Indoor unit Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid ABNH186HLAC 12 7 1 2 ABNH246HLAC 6 35 1 4 ABNH306GLAC 15 88 5 8 ABNH366GLAC ABNH486RLAC 19 05 3 4 9 52 3 8 ABNH606RLAC 62 Universal System Air Conditioner Ceiling Concealed Duct 7 E S P Setting for e E S P Control provide required constant air volume irrespective of E S P charge 1 Open the rear cover of the wired remote controller to set the mode 2 Select one of three selectable modes as follows Without Zone System 1 Position V H F H This position sets the maximum E S P as a default set 2 Position V L This position sets the minimum E S P as a default set With Zone System 1 Position V H Maximum E S P setting amp Fan speed is varied according to the state of dampers by micom 2 Position F H Maximum E S P setting amp Fan speed doesn t vary according to the opening amp Closing of dampers 3 Position V L Minimum E S P setting amp Fan speed is varied according to the state of
61. above and slide the panel so that the screws reach the key hole edge 4 Retighten completely two temporarily fixed screws and other two screws Total 4 screws 5 Connect the louver motor connector and display connector 6 After tightening these screws install the air inlet grille including the air filter Air conditioner unit Piping side Decoration panel fixing screws hexagon 5 screws Control box cover Temporally fitting at 2 places Tightening about 10mm Louver motor Decoration panel Display Lead wire for louver motor and i M display 1 Ee Decoration panel fixing screws Hexagon 5 screw Inlet Grille NCAUTION Install certainly the decoration Good example Bad example panel a S S i conditioner unit Cool air leakage causes sweating E Cool air leakage no good 8 8 8 222 Water drops fall Decoration panel Fit the insulator this part and panel be careful for cool air leakage 32 Universal System Air Conditioner Ceiling Cassette 4 way 8 5 Installation of Decoration Panel Elevation Grille direction The decoration panel has its installation Before installing the decoration panel always remove the paper template 1 Temporarily fix two decoration panel fixing screws hexagon M5 screw on the unit body Tighten by amount 10m
62. and to cancel the Timer operation SLEEP MODE AUTO BUTTON Used to set Sleep Mode Auto operation AIR CIRCULATION BUTTON Used to circulate the room air without cooling or heating ROOM TEMPERATURE CHECKING BUTTON Used to check the room temperature PLASMA OPTIONAL Used to start or stop the plasma purification func tion RESET BUTTON Initialize remote controller 2nd F Button Used prior to using modes printed in blue at the bottom of buttons Aim at the signal receiver on the wired remote controller so as to operate The remote control signal can be received at a distance of upto about 7m Be sure that there are no obstructions between the remote controller and the signal receptor Do not drop or throw the remote controller Do not place the remote controller in a location exposed to direct sunlight or near the heating unit or any other heat source Block a strong light over the signal receptor with a curtain or etc so as to prevent the abnormal operation ex elec tronic quick start ELBA inverter type fluorescent lamp 26 Universal System Air Conditioner Ceiling Cassette 4 way ELEVATION GRILL REMOTE CONTROLLER Accessory Signal transmitter Ascend Descend Stop Main Components of Lift Grill Lift grill front panel assembly Bolts for installation 4 EA P No 3A00255K Instruction manual Remote Controller for lift grill How to Use Remote Con
63. for fitting Quantity 1 EA 1 EA 8 EA 1 set Owner s manual Installation manual for gas pipe e for liquid pipe 9 EM Optional Accessories For Unit No Item Type Model No Component Parts Central control 1 Central control Simple PQCSA101S0 Installation manual PCB 1EA 2 P1485 Gateway For central control PHNFP14A0 Installation manual Wire assembly Service Manual 53 Ceiling Concealed Duct Ceiling Concealed Duct Ceiling Concealed Duct R410A Indoor Units ABNH HL GL RL L Contents 1 Features amp Benefits Ol FUNCIONS iia tel 4 Dimensional Drawings A 5 Wiring Diagrams Piping P co TETTE 7 E S P Setting for e 8 Operating Instructions 222 DNE Accessories 2 4 4 0 04 54 Universal System Air Conditioner Ceiling Concealed Duct 1 Features amp Benefits Easy Installation Compact amp light design e Linear ES P Control High head drain pump 700mm Accessory Comfort 4 Reliability w r eT Low noise desi
64. it must be replaced by a special cord or assembly available from the manufacturer of its service agent WARNING Make sure that the screws of the terminal are free from looseness 100 Universal System Air Conditioner Troubleshooting Guide Ill Troubleshooting Guide Self diagnosis Function J J tnnt 102 Electronic Parts Troubleshooting Guide 103 Service Manual 101 Troubleshooting Guide Self diagnosis Function Error Indicator The function is to self diagnoisis airconditioner and express the troubles identifically if there is any trouble If more than two troubles occur simultaneously primarily the highest trouble fo error code is expressed After error occurrence if error is released error LED is also released simultaneously Having or not of error code is different from Model E ERROR display Error display method is classified depending on method and frequencies of flickering as example ex ERROR CODE 45 Number of 10 cipher 4 Flickers lengthily 4 times Number of 1 cipher 5 Flickers shortly 5 times B Type and code of indoor unit error ERROR CODE Desi 01 2 Indoor Room En UE e e EE 01 Indoor in piping sensor 02 Remote controller 5 03 5 Drain error
65. on the power plug should be over 1 8m Service Manual 71 Ceiling Concealed Duct 9 4 Insulation THERMAL INSULATION p All thermal insulation must comply with local requirement INDOOR UNIT Union for liquid pipe Thermal insulator for refrigerant pipe Local supply Thermalinsulator for piping Local supply Refrigerant pipe and thermal insulator Local supply 00 N Hose crip for thermal insulator Local supply Thermal insulator for refrigerant pipe Local supply Overlap with thermal insulator for piping Hose crip for thermal insulator Local supply Union for gas pipe Make sure that there is no clearance here 9 5 Checking the Drainage 1 Remove the Air Filter 2 Check the drainage Spray one or two glasses of water on the evapo rator Ensure that water flows to drain hose from indoor unit without any leakage 72 Universal System Air Conditioner Ceiling Concealed Duct CAUTION 1 Decline Installation of indoor unit is very important for the drain of the duct type air conditioner 2 Minimum thickness of the insulation for the connecting pipe should be 5mm The unit must be or declined to wards drain hose while installation Ceiling thi CORRECT Drainage hole Drainage hole X CAUTION FOR GRADIENT OF Lay the drain hose with a down
66. than 3 minutes 3 minutes INDOOR FAN Selecting Low Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON Service Manual 125 Ceiling amp Floor Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Indoor unit Heat Exchanger temperature Intake Air Temperature Setting Temperature 4 C Unit Sensing 2 Sensing 1 Install Thermo OFF Setting Temperature 2 C Unit Sensing 0 Sensing 1 C Flore Install Thermo ON COMP Outdoor fan Indoor fan 4way valve Compressor off interval A While the indoor Heat Exchanger temperature is higher than 35 fan operates at low speed when it becomes lower than 35 C fan stops For eluminating latent heat loss fan operates at low speed for 10 seconds periodically 126 Universal System Air Conditioner Ceiling amp Floor Hot Start Control The indoor fan does not rotate until the indoor unit Hex Exchanger temperature reaches 21 C The operation diagram is as following Indoor unit Heat Exchanger temperature 32 Compressor Outdoor fan Setting fan Setting fan 4way Valve Service Manual 127 Outdoor Units Outdoor Units 1 Basic control 1 1 Normal operation Cooling mode Heating mode Stop state On Off 1 Com
67. 009 R 135500 3550A30201A R 135310 GRILLE ASSEMBLY DIFFUSER INDOOR 3531A10248A R 135313 GRILLE ASSEMBLY INLET 3531A10247A R 263230 1 THERMISTOR ASSEMBLY 6323A20004T R 263230 2 THERMISTOR ASSEMBLY 6323AQ3226V R 147582 LOUVER VERTICAL 4758A30044A R 145200 LINK 4520A30063A R 156 Universal System Air Conditioner LOCATION No DESCRIPTION Exploded View amp Replacement Parts List Part No AVNH186BLAC AVNH246BLAC AVNH306BLAC SVC CODE 135314 GRILLE ASSEMBLY INLET SUB 5237AP2817B 5237AP2817B 5237AP2817B 137211 PANEL ASSEMBLY FRONT INDOOR 3720AP2767P 3720AP2767P 3720AP2767P 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 4681A20055A 152302 FILTER ASSEMBLY AIR CLEANER 5230AP7093A 5230AP7093A 5230AP7093A 266000 1 SWITCH PUSH BUTTON 6600AP2059A 6600AP2059A 6600AP2059A 266000 2 SWITCH PUSH BUTTON 6600AP2059A 6600AP2059A 6600AP2059A 235450 DISPLAY ASSEMBLY 3545AP7224E 3545AP7224E 3545AP7224E 267110 REMOTE CONTROLLER ASSEMBLY 6711A20096K 6711A20096K 6711A20096K 268712 PWB PCB ASSEMBLY DISPLAY 6871AQ3263B 6871AQ3263B 6871AQ3263B 268714 PWB PCB ASSEMBLY MAIN 6871A10186B 6871A10186C 6871A10186D 330870 DRAIN PAN ASSEMBLY 3087AP7233A 3087AP7233A 3087AP7233A 342800 BEARING 3H02821B 3H02821B 3H02821
68. 10 205 193 180 171 High 50 1766 185 180 174 162 154 140 90 5 1 Note 1 To get the desired Airflow amp E S P combination from the table set the matching value from the table Value other than that in table will not give the combinations of airflow amp ESP which are mentioned in the table 2 Table 7 1 is based at 230V According to the fluctuation of voltage air flow rate varies Service Manual 65 Ceiling Concealed Duct Table 7 2 Static Setting Model Name Step E 0 2 4 6 8 10 12 14 15 High 180 22 777 21 742 198669 18 3 646 16 5583 ABNH186HLAC Med 215 185 653 17 1 604 162672 145512 Low 240 16 1 569 156051 15 1 533 14 2 501 13059 High 1 24 848 20 8 735 1967 18636 ABNH246HLAC Med 100 21 3 752 19 9 703 18 7 660 17 2 607 16 5 583 Low 210 17 600 e 154 551 147619 144 High 1 34 2 1208 33 1 1169 31 7 1119 29 9 1056 27 7978 26 5936 ABNH306GLAC Med 155 27054 263029 261022 25 8 911 24 8 876 23 812 190 21 742 20 8 735 20 6 727 20 4 720 20 4 720 20 706 High 1 42 1483 40 1413 38 1342 35 5 1254 33 5 1183 32 1130 ABNH366GLAC Med 220 390137 370307 350236 33 1165
69. 2 SWITCH ASSEMBLY MICRO 6601A20002E 6601A20002E 146812 1 MOTOR ASSEMBLY SYNC 4681 AP2596J 4681 AP2596J 4681 2596 146812 2 MOTOR ASSEMBLY SYNC 4681 2596 4681AP2596M 750830 ROPE ASSEMBLY 5083A20002A 5083A20002A 5083A20002A 249951 CASE ASSEMBLY CONTROL 4995A20450B 4995A20450A 4995A20450A 668713 PWB PCB ASSEMBLY SUB 6871A20362A 6871A20362A 6871 20362 268712 PWB PCB ASSEMBLY DISPLAY 6871A20096K 6871A20096K 6871A20096K 267110 REMOTE CONTROLLER ASSEMBLY 178 Universal System Air Conditioner 6711 90094 6711 90094 6711 90094 3828 22009 Printed Korea
70. 2 162 L9 mm 54 54 L10 mm 74 5 74 5 L11 mm 79 79 mm 06 35 06 35 2 mm 012 7 24k 012 7 30k 015 88 er Control Cover lt Gas side 3 way valve Liquid side 2 way valve 86 Universal System Air Conditioner Variable SINGLE AUUHS68C 360 340 320 4 holes for anchor bolts 4 e co e 2 Unit mm Number Name Descripition 1 Liquid side service 06 35 2 Gas side service 015 88 3 Air discharge grill 4 Control Cover Service Manual 87 Variable SINGLE AUUH488C AUUH608C 4 hole for anchor bolts Control cover Liquid side 3 way valve Gas side 3 way valve Model AUUH488C AUUF608C Dimensions W 900 1 165 D 370 L1 mm 460 L2 mm 45 L3 mm 410 L4 mm 1 135 L5 mm 30 L6 mm 550 L7 mm 175 L8 mm 175 L9 mm 112 L10 mm 120 L11 mm 83 5 09 52 mm 019 05 88 Universal System Air Conditioner 4 Wiring Diagrams AUUH126C OUTDOOR WIRING DIAGRAM COND AIR 68 1 RY_4WAY1 CN_4WAY1 E tr FUSE CN POWER COM 0000 CN TH CN LGMV MAIN ASSY CN_LEV1 FUSE 250V
71. 21 No of Rows amp Column 2R 11C 2R11C 2R12C 2R12C Dehumidification Rate 1 2 2 4 3 3 3 Dimensions Indoor Unit inch mm 22 4 10 5 22 4 570 269 570 22 4 10 5 22 4 570 269 570 29 3 11 5 29 4 744 202 744 29 811 5 99 3 744 292 744 W H D Decoration Panel inch mm 26 4 1 2 26 4 670 30 670 264 1 2 26 4 670780 670 33 51 2 93 5 850 90050 33 5 1 2 99 5 850 30 850 Net Weight Indoor Unit kg Ibs 19 41 9 19 41 9 24 52 9 24 52 9 Decoration Panel kg Ibs 3 6 6 3 6 6 3 6 6 3 6 6 Piping Connection Liquid inch mm 1 4 6 35 1 4 6 35 1 4 6 35 1 4 6 35 Gas inch mm 3 8 9 52 1 2 12 7 1 2 12 7 5 8 15 88 Drain hose ID inch mm 1 26 32 1 26 32 1 26 32 1 26 32 Packing Dimension Indoor Unit inch mm 25 2 13 0 25 2 640 330 640 25 2 13 0 25 2 640 330 640 32 6 14 4 32 6 828 365 828 32 6 14 4 32 6 828 365 828 W H D Decoration Panel inch mm 29 5 3 1 29 5 750 80750 29 5 3 1 20 5 750 80 750 36 8 3 5 36 8 935 90 935 36 8 3 5 36 8 935 90 935 Stuffing Quantity Without S Parts 20 40ft 189 378 189 378 84 168 84 168 For outdoor units Single Split See chapter MPS Variable SINGLE A AUUH B Application Split Simultaneous operation See chapter MPS Variable SINGLE A AUUH B Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F W
72. 21317G R WOCZZ 1 CAPACITOR FILM BOX 2A00986D R WOCZZ 2 CAPACITOR FILM BOX 2A00986D R 172 Universal System Air Conditioner Exploded View amp Replacement Parts List Panel Assembly Front PT HEA C Service Manual 173 Exploded View amp Replacement Parts List PT HFA C 174 Universal System Air Conditioner Exploded View 8 Parts List PT HDA C Service Manual 175 Ex ed Vie w amp R eplacem ent Pa rts Li 151 F vation rille sso ry lt M 2 SS 22 ee Gei i 2 Ge oe iM 2 SE SE E 72 gie SE ge 7 2 2 2 2 2221 m gt amp 435310 176 Unt ive rsa IS ystem A ir C ond ition er Parts List LOCATION No DESCRIPTION Exploded View amp Replacement Parts List Part No PT HEA PT HEC 137211 PANEL ASSEMBLY FRONT INDOOR 3721 10105 3721 10105 435310 GRILLE ASSEMBLY FRONT INDOOR 3531A10059A 3531A10059A 152312 FILTER ASSY AIR CLEANER 5231A10005A 5231A10005A 146811 MOTOR ASSEMBLY STEP 4681A20055A 4681A20055A 268712 PWB PCB ASSEMBLY DISPLAY
73. 2A 249951 CASE ASSEMBLY CONTROL 4995A14001P 4995A14001Z 266012 SWITCH ASSEMBLY FLOAT 6601A20001M 6601A20001M 266090 H V ASSEMBLY 6609A20005C 6609A20005C 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A20096H 6711A20096H 267110 2 REMOTE CONTROLLER ASSEMBLY 6711490076 6711490076 330870 ASSEMBLY DRAIN 3087 10002 3087 10002 346811 MOTOR ASSEMBLY 4681 2026 4681 2026 35211A TUBE ASSEMBLY SUCTION INDOOR 5211A20243M 5211A20243N 354211 EVAPORATOR ASSEMBLY BENDING 5421A10006A 5421A10006A 359011 FAN TURBO 5900A10004A 5900A10004A 352118 TUBE ASSEMBLY MENIFOLD INDOOR 52114202415 5211A20241R WOCZZ CAPACITOR FILM BOX 3H00660N 3H00660N 268714 PWB PCB ASSEMBLY MAIN 6871 10370 6871 103700 263230 1 THERMISTOR ASSEMBLY AIR 6323A10002A 6323A10002A 263230 2 THERMISTOR ASSEMBLY EAV IN 6323AQ3226F 6323AQ3226F 263230 3 THERMISTOR ASSEMBLY EVA OUT 6323AQ3226T 6323AQ3226T 152510 1 HOSE ASSEMBLY DRAIN 5251A20002A 5251A20002A 152510 2 HOSE ASSEMBLY DRAIN 5251AP2984A 5251AP2984A D DIDID D Dy DD Ds Di Di DDD 2 146 Universal System Air Conditioner LOCATION No DESCRIPTION Exploded View amp Replacement Parts List Part No ATNH246FLFC ATNH306FLFC SVC CODE
74. 2EA 2 Central control Simple PQCSA101S0 Installation manual PCB 1EA 3 1485 Gateway For central control PHNFP14A0 Installation manual Wire assembly 36 Universal System Air Conditioner Ceiling amp Floor H Ceiling amp Floor Ceiling amp Floor R410A Indoor Units AVNH EL BL KL LL Contents EM Features amp Benefits 38 E List of lee 39 Specifications NER 40 4 Dimensional Drawings TE 42 E VV ICING caetero pata 45 6 Piping Diagrams dede eccle 47 7 Operating lte le EE 48 E 49 Etee cceic H 53 Service Manual 37 Ceiling amp Floor 1 Features amp Benefits E Flexible Installation Low noise 4 Way Airflow Direction Control Automatic Vertical airflow amp Manual Horizontal airflow E LCD Wireless Remote Control Flexible Installation It can be installed on the floor or ceiling according to your need lt Ceiling Installation gt Low Noise Advanced airflow system and cross flow fan give quiet and more comfortable environment Vertical Airflow amp Balanced Temperature Distribution The heat distribution graph shows an example of even tem perature distribution achieved by the auto swing airflow Downward 38 Universal System Air
75. 45 42 39 45 42 39 Temperature controller Thermistor Thermistor Thermistor Thermistor Coil Tube Size OD inch mm 0 197 5 0 275 7 0 275 7 0 275 7 Fins per inch 20 18 20 20 No of Rows amp Column 2R 12C 2R 12C 2R 14C 2R 14C Dehumidification Rate 1 2 2 3 3 2 3 5 Dimensions W H D inch mm 354 9 O93000200490 47 2 8 1 24 2 1200 205 615 47 2 8 1 24 2 1200 205 615 47 2 8 1 24 2 1200 205 615 Net Weight kg Ibs 12 26 5 30 66 1 30 66 1 30 66 1 Piping Connection Liquid inch mm 1 4 6 35 1 4 6 35 1 4 6 35 1 4 6 35 Gas inch mm 3 8 9 52 1 2 12 7 1 2 12 7 5 8 15 88 Drain hose OD 0 inch mm 20 20 20 20 Packing Dimension W H D inch mm 3821127222 970285 565 50 811 27 41290 290 696 50 8114 27 1290290696 50 811 427 4 1290 290696 Stuffing Quantity Without S Parts 20 40ft 189 383 102 219 102 219 102 219 For outdoor units Single Split Spe chapter MPS Variable SINGLE A AUUH C Application Split Simultaneous operation See chapter MPS Variable SINGLE A AUUH C Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capaciti
76. 48A DIDID DIDID D 346810 MOTOR ASSEMBLY AC 4681A20158D 4681A20158E 4681A20158C 4681A20158C 354212 EVAPORATOR ASSEMBLY FINAL 5421A20226B 5421A20226E 5421A20226E 359012 FAN BLOWER 5900A20052A 5900A20052A 5900A20052A W0CZZ CAPACITOR FILM BOX 3H00671A 3H00660M 3H00660M 3110 158 Universal System Conditioner 3110A20118A 3110A20118A 3110A20118A 2 2 22 Exploded View 8 Parts List Outdoor Un 44427 277 77 772 Y ENN TEOD Service Manual 159 Exploded View amp Replacement Parts List Parts List LOCATION No DESCRIPTION Part No AUUH126C SVC CODE 649950 CASE CONTROL OUTDOOR 4994A20008A 567480 THERMISTOR ASSEMBLY 6323A20023R
77. 5 450 30 87 750 163 260 61 5 243 212 3 243 110 130 52 66 81 30 1585 ABNH366GLAC 1232 1182 355 45 5 450 30 87 830 186 298 229 5 243 232 243 116 160 53 59 81 19 1585 ABNH486RLAC ABNH606RLAC 1282 1230 477 56 590 30 120 1006 294 380 215 279 241 279 185 168 51 98 83 17 172 Control box Inspection hole unit mm 600X600 Front view Suitable dimension H is necessary to get a slope to drain as figure 60 Universal System Air Conditioner Ceiling Concealed Duct 5 Wiring Diagrams ABNH HL ABNH GL CENTRAL CONTROL IN PIPE ROOM THERMISTOR CONTROL THERMISTOR THERMISTOR ZONE CONTROL CN ZONE FLOAT SW CN FLOAT TO OUTDOOR UNIT REMOTE i CONTROL CAPACITOR ABNH RL WIRING DIAGRAM 2 5 CONTROL d r RS ARC CN ROOM CN PIPE2 CN PIPE1 ven CONTROL pen RD RED WH wHrE BLACK ORANGE tros BL BLUE BR GN YL 3854A20419P CONNECTOR NUMBER LOCATION CONNECTOR NUMBER LOCATION CN POWER AC POWER SUPPLY CN PIPE1 PIPE SENSOR CN MOTOR BLDC FAN MOTOR OUTPUT CN PIPE2 DISCHAGE PIPE SENSOR CN D PUMP DRAIN PUMP OUTPUT CN REMO REMOTE CONTROL CN DISP RF
78. AIN 3087A10006A 3087A10006A 3087A10006A 346810 MOTOR AC 4681A20006Z 4681A20006H 4681A20006M 354211 1 EVAPORATOR ASSEMBLY BENDING 5421A10016A 5421A10016A 5421A10016A 354211 2 EVAPORATOR ASSEMBLY BENDING 5421A10016B 5421A10016B 5421A10016B 552111 TUBE ASSEMBLY CAPILLARY 5211A20316S 5211A20316R 5211A20316R 352118 1 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20251R 5211A20251A 5211A20251A 352118 2 ASSEMBLY MENIFOLD INDOOR 5211A20251B 5211A20251B 5211A20251B 359012 FAN TURBO 5900A10003B 5900A10003B 5900A10003B W0CZZ CAPACITOR FILM BOX 3H00660N 2A00986D 2A00986D 268714 PWB PCB ASSEMBLY MAIN 6871A10370G 6871A10370H 6871A10370J 352150 2 ELBOW 5212A20002B 5212A20002B 5212A20002B 263230 1 THERMISTOR ASSEMBLY AIR 6323A10002B 6323A10002B 6323A10002B 263230 2 THERMISTOR ASSEMBLY EVA IN 6323A30002A 6323A30002A 6323A30002A 263230 3 THERMISTOR ASSEMBLY EVA OUT 6323AQ3226T 6323AQ3226T 6323AQ3226T 352150 HOSE DRAIN ASSEMBLY 5251AP2984A 5251AP2984A 5251AP2984A 249941 CASE CONTROL INDOOR 148 Universal System Air Conditioner 4994 10020 4994 10020 4994 10020 DD Di cmm m DID Di Di c dic m mic m DID D DIDI DI DD Exploded View amp Replacement Parts List ABNH
79. AIR 6323A30004D 6323A30004D DID D D DD Di D DD DD D DIDID Service Manual 151 Exploded View amp Replacement Parts List LOCATION No DESCRIPTION Part No ABNH306GLAC ABNH366GLAC SVC CODE 336610 1 HOUSING MECH WRAPPER 3660A20019A 3660A20019A 336610 2 HOUSING MECH WRAPPER 3660A20020A 3660A20020A 346810 MOTOR ASSEMBLY AC 4681A10013J 4681A10013A 359012 1 FAN ASSEMBLY BLOWER 5901A10026A 5901A10026A 359012 2 FAN ASSEMBLY BLOWER 5901A10026A 5901A10026A WOCZZ CAPACITOR FILM BOX 2A00986D 2 009860 354210 EVAPORATOR ASSEMBLY FIRST 5421A10027A 5421A10027A 552111 ASSEMBLY DISTRIBUTOR 5211A20693E 5211A20693E 352118 ASSEMBLY MENIFOLD INDOOR 5211A20416J 5211A20416J 330870 DRAIN PAN ASSEMBLY 3087A10008A 3087A10008A 249951 CASE ASSEMBLY CONTROL 4995A14002T 4995A14002U 268714 PWB PCB ASSEMBLY MAIN 6871A00090B 6871A00090C 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A10008D 6711A10008D 152302 FILTER MECH A C 5230A30001L 5230A30001L 263230 1 THERMISTOR ASSEMBLY EVA IN 6323AQ3226G 6323AQ3226G 263230 2 THERMISTOR ASSEMBLY EVA OUT 6323AQ3226V 6323AQ3226V 263230 3 THERMISTOR ASSEMBLY AIR 152 Universal System Air Conditioner 6323A30004D 6323A30004D
80. Accessory Tele control Accessory LCD wired remote control Group control P Central control Accessory Weekly progam Cleanness Plasma air purifying system Hygienic and easy to clean filter Easy Installation Compact design amp easy installation High ceiling corresponding operation High head drain pump 700mm Comfort amp Reliability Low noise with 3 dimensional turbo fan 2 Thermistor control Main body amp Remote control Zero stanby power consumption Jet cool Swirl swing Space control 570mm Compact Design and Easy Installation Only about 269mm height in the ceiling is sufficient for installation space A smaller size than a Textile 600X600 is very conve nient for installation Low Noise with 3 dimensional turbo fan The most advanced low noise design The adoption of turbo fan and round type heat exchanger provides the quietest operation 3m 9m Hygienic and Easy to Clean Filter Washable and anti bacteria filter is adopted It is easy to open grille and replace clean filter Service Manual 11 Ceiling Cassette 4 way Plasma Air Purifying System The PLASMA Air Purifying Function not only removes micro contaminants and dust but also removes house mites pollen and pet fur helps to prevent allergic diseases like asthma Dust electrode discharge Dust particles Photo Catalyst Coated Mesh Polluted Air Purified f
81. B 346810 MOTOR ASSEMBLY AC 4681AP2306M 4681AP2306N 4681AP2306P 352115 TUBE ASSEMBLY EVAPORATOR IN 5211AP2810Q 5211AP2810R 5211AP2810R 35211A TUBE ASSEMBLY SUCTION INDOOR 5211AP2813G 5211AP2813H 5211AP2813J 354210 EVAPORATOR ASSEMBLY FIRST 5421AP2812B 5421AP2812A 5421AP2812A 359011 FAN ASSEMBLY CROSS FLOW 5901AR2351E 5901AR2351E 5901AR2351E 352150 HOSE ASSEMBLY DRAIN 5251AP2460B 5251AP2460B 5251AP2460B WOCZZ CAPACITOR FILM BOX 3 00671 3 00671 3H00671A 130911 CABINET ASSEMBLY INDOOR 3091AP2533A 3091AP2533A 3091AP2533A 249951 CASE ASSEMBLY CONTROL 4995A10172D 4995A10172E 4995 10172 263230 1 THERMISTOR ASSEMBLY 6323A30002C 6323A30002C 6323A30002C 263230 2 THERMISTOR ASSEMBLY 6323AQ3226V 6323AQ3226V 6323AQ3226V 263230 3 THERMISTOR ASSEMBLY 6323A30004D 6323A30004D 6323A30004D DD DD Di DD D DIDI DIDI Ds DID DIDID DD DD DDD Service Manual 157 Exploded View amp Replacement Parts List LOCATION No DESCRIPTION Part No AVNH366KLAC AVNH486LLAC AVNH606LLAC 135303 GRILLE INLET 3530A10256A 3530A10256A 3530A10256A 135312 GRILLE ASSEMBLY DIFFUSER 3531A10306B 3531A10306D 3531A10306A 135515 1 COVER ASSEMBLY TOP INDOOR 3551A20179A 3551A20179A 3551A20179A
82. B Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 16 Universal System Air Conditioner Ceiling Cassette 4 way Indoor Unit Type Ceiling Cassette 4 way Model Indoor Unit ATNH366DLFC ATNH486DLFC ATNH606DLFC Decoration Panel PT HDC F PT HDC F PT HDC F Nominal Cooling Capacity kcal h W 9072 10549 12095 14067 14112 16412 Btu h 36000 48000 56000 Nominal Heating Capacity kcal h W 9979 11607 13305 15474 15523 18053 Btu h 39600 52800 61600 Air Circulation H M L CMM CFM 25 23 21 883 812 742 30 28 26 1059 988 918 34 32 30 1200 1130 1059 Setting temperature range cool heat C 18 30 16 30 18 30 16 30 18 30 16 30 Fan motor Output W 52 5 58 5 107 16301 IC 1640LGPH IC 14640LGPM of Poles 6 6 6 Input W 175 195 237 Running Current A 0 76 1 5 1 8 Capacitor uF Vac 4 440 6 400 6 400 Fan Type Turbo Fan Turbo Fan Turbo Fan No Used Diameter EA inch mm 1 18 1 460 1 18 1 460 1 18 1 460 Noise Level Sound Press 1 5m H M L dB A 40 38 36 43 41 39 50 47 43 Temperatu
83. BLY AIR 6323A10002A 6323A10002A 263230 2 THERMISTOR ASSEMBLY EVA OUT 6323AQ3226Y 6323AQ3226Y 263230 3 THERMISTOR ASSEMBLY EVA IN 6323AQ3226E 6323AQ3226E W48300 DAMPER 4830A30003C 4830A30003C 152150 1 ASSEMBLY DRAIN 5251A20002B 5251A20002B 152150 2 ASSEMBLY DRAIN 5251AP2984A 5251AP2984A DIDID D D D DIDID D D D DID D D D D DDD D D D DDD Service Manual 147 Exploded View amp Replacement Parts List Parts List LOCA TION No DESCRIPTION Part No ATNH366DLFC ATNH486DLFC ATNH606DLFC 130411 BASE ASSEMBLY WELD INDOOR 3041A10016A 3041A10016A 3041A10016A 130911 1 CABINET ASSEMBLY INDOOR 3091A20035A 3091A20035A 3091A20035A 130911 2 CABINET ASSEMBLY INDOOR 3091A20035B 3091A20035B 3091A20035B 158591 PUMP ASSEMBLY WATER 5859A20001T 5859A20001T 5859A20001T 266012 SWITCH ASSEMBLY FLOAT 6601A20001P 6601A20001P 6601A20001P 159830 FILTER ASSEMBLY AIR 5983A10003D 5983A10003D 5983A10003D 249951 CASE ASSEMBLY CONTROL 4995A22010L ABQ30092301 ABQ30092302 266090 H V ASSEMBLY 6609A20005H 6609A20005H 6609A20005H 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A20096H 6711A20096H 6711A20096H 267110 2 REMOTE CONTROLLER ASSEMBLY 6711A90076J 6711A90076J 6711A90076J 330870 PAN ASSEMBLY DR
84. C 3R10C 3R 12C Dehumidification Rate 2 0 2 5 3 3 Dimensions W H D inch mm 34 6 10 2 17 7 880 260 450 34 610 2 17 7 980280450 46 5 11 7 17 7 1180 298 450 Net Weight kg Ibs 35 77 2 35 77 2 38 84 Piping Connection Liquid inch mm 1 4 6 35 1 4 6 35 1 4 6 35 Gas inch mm 1 2 12 7 1 2 12 7 5 8 15 88 Drain hose OD inch mm 25 4 25 4 25 4 Packing Dimension W H D inch mm 44 713 4 22 0 1135 340 565 44 7 13 4 22 0 1135 340 565 56 5 14 8 22 9 1 435 375 582 Stuffing Quantity Without S Parts 20 40ft 120 252 120 252 95 191 For outdoor units Single Split See chapter MPS Variable SINGLE A AUUH C Application Split Simultaneous operation See chapter MPS Variable SINGLE A AUUH C Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero Heating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 58 Universal System Air Conditioner Ceiling Concealed Duct
85. Concealed Ductl 11 54 Service Manual 7 Introduction B Introduction e Models List Model Nominal capacity Btu h kW Poner Chassis 12 000 18 000 24 000 30 000 36 000 48 000 60 000 Supply Type Refrigerant yP 9 35 5 3 70 88 106 14 1 17 6 Celling 126ELFC 186ELFC 7 i 5 Cassette R410A TF x 4 Way 246FLFC 306FLFC TD 3660 4860 606DLFC 5 _ 126 VB AVNH AVNH AVNH 10 220 240V 50Hz Ceiling amp Floor R410A 186BLAC 246 306BLAC VK 2 _ AVNH _ 366KLAC VL _ AVNH AVNH 4861 6061 BH _ _ Ceiling 186HLAC 246HLAC Concealed z 2 2 Duct FRIES 92 3061 36661 5 4868 606RLAC 8 Universal System Air Conditioner Introduction e Model Number Nomenclature Indoor unit IFIISRI E EF S Serial Number Functions A Basic Low Ambient C Plasma Filter E Elevation Grille F Elevation Grille Plasma Filter Plasma Filter Low Ambient Nano Plasma M Nano Plasma Elevation Grille Look L Basic Chassis Name E EChassis
86. DE 135301 GRILLE DISCHARGE 3530 12250 137213 PANEL ASSEMBLY SIDE 3721A20229A 263230 1 THERMISTOR ASSEMBLY 6323A20020X 263230 2 THERMISTOR ASSEMBLY 6323A20020Z 430410 BASE ASSEMBLY WELD OUTDOOR 3041A20047F 435511 COVER ASSEMBLY CONTROL OUTDOOR 3A01293X 435512 COVER ASSEMBLY TOP OUTDOOR 3530 1213 437210 PANEL ASSEMBLY FRONT OUTDOOR 3530AP1212B 437212 PANEL ASSEMBLY REAR 3720AP1202C 546810 MOTOR ASSEMBLY OUTODDR 4681A20028J 552200 VALVE EXPANSION BODY 5220A90013A 552203 1 VALVE SERVICE 2A00499L 552203 2 VALVE SERVICE 5220A20001E 554031 1 CONDENSER ASSEMBLY BENT 5403A20215A 554031 2 CONDENSER ASSEMBLY BENT 5403A20215A 554160 COMPRESSOR 2520UXGY2BA 559010 FAN ASSEMBLY PROPELLER 5901A10032A 561410 COIL ASSEMBLY REVERSING 6141AR3733R 561411 ASSEMBLY EXPANSION 6141A20011W 566001 SWITCH MAGNET 6600B000039 649950 CASE ASSEMBLY CONTROL 4995A10228A 668711 PWB PCB ASSEMBLY MAIN OUTDOOR 6871 21317 W0CZZ 1 CAPACITOR FILM BOX 2A00986D W0CZZ 2 CAPACITOR FILM BOX 2A00986D 349600 BRACKET MOTOR 4960A10004A 552116 ASSEMBLY REVERSE 5211A21441C 552202 VALVE REVERSE 170 Universal System Air Conditioner 3A02080B
87. HARGE OUTDOOR 5211 11076 552116 ASSEMBLY REVERSING 5211 11079 552117 TUBE ASSEMBLY SUCTION OUTDOOR 5211 11077 552200 VALVE EXPANSION BODY 5220A90003B 552208 1 VALVE SERVICE 5220A20013A 552203 2 VALVE SERVICE 5220A20007A 554031 CONDENSER ASSEMBLY BENT 5403A20168B 554160 COMPRESSOR 5416A90043A 554160 COMPRESSOR 5416A90043A 559010 FAN ASSEMBLY PROPELLER 5901A10033A 561410 COIL ASSEMBLY REVERSING VALVE 6141AR3733R 649950 CASE ASSEMBLY CONTROL 4995A10178M 661400 COIL ASSEMBLY EXPANSION 6141A20032A DD Di DD DD Di Di D DID Di DDD Dini Di Di Di D DID 566001 SWITCH MAGNET 6600B000039 349600 BRACKET MOTOR 4960 10012 WOCZZ CAPACITOR FILM BOX 3A02157A WOCZZ CAPACITOR FILM BOX 3A02157A 552115 TUBE ASSEMBLY MANIFOLD 5211 21447 268711 6 PCB ASSEMBLY 6871 21317 548490 ACCUMULATOR ASSEMBLY 168 Universal System Conditioner 5210A10052B Exploded View amp Replacement Parts List 2 Z 2 uL 22 Wi Service Manual 169 Exploded View amp Replacement Parts List Parts List LOCATION No DESCRIPTION Part No AUUH488C SVC CO
88. HL ABNH GL Service Manual 149 Exploded View amp Replacement Parts List ABNH RL 150 Universal System Air Conditioner Parts List LOCATION No DESCRIPTION Exploded View amp Replacement Parts List Part No ABNH186HLAC ABNH246HLAC SVC CODE 336610 1 HOUSING MECH WRAPPER 3660A20017A 3660A20017A 336610 2 HOUSING MECH WRAPPER 3660A20018A 3660A20018A 346810 MOTOR ASSEMBLY AC 4681A10013C 4681A10013C 359012 1 FAN ASSEMBLY BLOWER 5901A10026A 5901A10026A 359012 2 FAN ASSEMBLY BLOWER 5901A10028B 5901A10028B WOCZZ CAPACITOR FILM BOX 2A00986D 2A00986D 354210 EVAPORATOR ASSEMBLY FIRST 5421A20100A 5421A20100B 352118 TUBE ASSEMBLY MENIFOLD INDOOR 5211A20465G 5211A20465G 552111 TUBE ASSEMBLY CAPILLARY 5211A20466M 5211A20466N 330870 DRAIN PAN ASSEMBLY 3087A10008B 3087A10008B 249951 CASE ASSEMBLY CONTROL 49954140025 4995A14002V 268714 PWB PCB ASSEMBLY MAIN 6871A00089C 6871A00089D 267110 1 REMOTE CONTROLLER ASSEMBLY 6711A10008D 6711A10008D 152302 FILTER MECH A C 5230A30001M 5230A30001M 263230 1 THERMISTOR ASSEMBLY EVA IN 6323AQ3226G 6323AQ3226G 263230 2 THERMISTOR ASSEMBLY EVA OUT 6323AQ3226V 6323AQ3226V 263230 3 THERMISTOR ASSEMBLY
89. K 1 ADDR6 2 L Force 4 4 aa ex 7 16 Pisctce gt x TITTI 4002 2h eie 36 4 CSL dn lt Daer 35 x 35 cse D A0 st 19 5 5 37 34 as nese mi 2 19 1 iE Kleed Eme pac 33 LES re s 18 81 ca 2 19 goic TERT EXCISE DUTIES A2 z 82 KID65004 KRC104S ess 21 P35 32 wmr O 17 N 18 FLDAT_SV Option eg E T TOO wae S zl luc WE 22 31 opus AppR4 E gun A4 9 82 ROIC ZS ANE 23 233 30 Gs ADDRS 3 Z ADDRS Ear ix Sen 59 cjo 8517 B De 8 RUE XIN ETE LE M 7 6 7 XQU 58 een Sv 246 006 ve 4 B4 3 T SP gua copa 500 25 mor 3 7 1 ADDR7 Lut AB 85 1 26 vss 30 27 im M p ot Wei E 3 eh ima 991 2 e 2 k d B7 mr olom T p m 253 0 gt Veiner age CT f cios E 39 3227 SUB 116 Universal System Air Conditioner
90. LON GRILLE WIRING DIAGRAM DOOR GAN DOOR GAN WH WH BK BK WH WH BK BK CN RIGHT SW CN LEFT SW CN GRILL SW MAIN PWB ASM SUB PWB ASM 5 5 lt m z z 5 a 2 a N E zn a SICN GRIL L TO OUTDOOR UNIT NOTE ORANGE YELLOW 3854A20672A PT HFF HDF ELEVALLON GRILLE WIRING DIAGRAM DOOR S W DOOR S W SW CN GRILL SW SUB PWB 5 CN GRILL DISPLAY PWB ASM RY R DOWN TO OUTDOOR UNIT YL YELLOW P NO 3854A20672B Service Manual 23 Ceiling Cassette 4 way 6 Piping Diagrams potus e i pr atc Cooling Heat Exchanger Heating Turbo Fan Indoor unit Thermistor Refrigerant pipe connection port diameter unit mm inch Model Gas Liquid ATNH126ELFC 9 52 3 8 ATNH186ELFC 12 7 1 2 ATNH246FLFC 6 35 1 4 F ATNH306FLFC 15 88 5 8 ATNH366DLFC ATNH486DLFC 19 05 3 4 9 52 3 8 ATNH606DLFC 24 Universal System Air Conditioner Ceiling Cassette 4 way 7 Operating Instructions Name and Function of Remote Controller OPERATOR ENN SPEED SEH K qu eut Heater Preheat Hee De Out door Heat Pump Model Operation display Displays the operation conditions On Off Button Operation starts when this button is pressed and stops when the button is pressed again Co
91. NH186HLAC Ceiling Cassette ATNH246FLFC AUUH246C Ceiling amp Floor AVNH246BLAC Ceiling Concealed Duct ABNH246HLAC Ceiling Cassette ATNH306FLFC AUUH306C Ceiling amp Floor AVNH306BLAC Ceiling Concealed Duct ABNH306GLAC Ceiling Cassette ATNH366DLFC AUUH368C Ceiling amp Floor AVNH366KLAC Ceiling Concealed Duct ABNH366GLAC Ceiling Cassette ATNH486DLFC AUUH488C Ceiling amp Floor AVNH486LLAC Ceiling Concealed Duct ABNH486RLAC Ceiling Cassette ATNH606DLFC AUUH608C Ceiling amp Floor AVNH606LLAC Ceiling Concealed Duct ABNH606RLAC 76 Universal System Air Conditioner Introduction MPS Variable SINGLE A e Model Number Nomenclature 010 c Serial Number Electric Standard Phase Volts Freq 6 10 220V 240V 50Hz 8 30 380V 415V 50Hz Nominal Cooling Capacity in Btu h 12 18 24 30 36 48 000 Btu h 48 12 000 Btu h 18 000 Btu h 24 000 Btu h 30 000 Btu h 36 000 Btu h Model Type H MPS Variable Single A W MPS inverter Single A 60 60 000 Btu h Indicates that this is a R410A SINGLE _ outdoor unit Service Manual 77 MPS Variable SINGLE Variable SINGLE SINGLE R410A Outdoor Units AUUH C Contents EM Features amp Benefits ao Ree egere eic 79 Execute mcm 81 Eu Dimensional Drawings cives 85 4 Wiring Diagrams
92. OCATION No DESCRIPTION Part No AUUH186C SVC CODE 649950 CASE CONTROL OUTDOOR 2A00928A 567480 1 THERMISTOR ASSEMBLY 6323A20019C 567480 2 THERMISTOR ASSEMBLY 6323A20023E 349480 ORIFICE 4948A20005A 435301 GRILLE DISCHARGE 3530A20007B 435511 COVER ASSEMBLY CONTROL OUTDOOR 3551A30061G 435512 COVER ASSEMBLY TOP OUTDOOR 3 03266 437211 PANEL ASSEMBLT FRONT 37214200050 437212 PANEL ASSEMBLT REAR 3720AP0003L 552112 TUBE ASSEMBLY CONDENSER IN 5211A30298V 552113 TUBE ASSEMBLY CONDENSER OUT 5211A24003F 552116 TUBE ASSEMBLY REVERSING 5211A24005C 552200 VALVE EXPANSION BODY 6140A90001K 552202 VALVE REVERSE 5220AR3228E 552203 1 VALVE SERVICE 5220A20006A 552203 2 VALVE SERVICE 5220A20007A 554031 CONDENSER ASSEMBLY BENT 5403A20022R 554160 COMPRESSOR 5416A90023A 559010 FAN ASSEMBLY PROPELLER 5901A10032A 561410 COIL ASSEMBLY REVERSING VALVE 6141AR3733R 661400 COIL ASSEMBLY EXPANSION 6877A20050L Di Di Di Di Di viv Di Di VD Di Di mmm 268711 6 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A21318B WOCZZ CAPACITOR FILM BOX 2A00986Y 648600 CLAMP CAPACITOR 4H00442F 546810 MOTOR ASSEMBLY AC OUTDOOR 4681A20028P 349600 MOUNT MOTOR 4960AP1361A 430411 BASE ASSEMBLY OUTD
93. ONTROLLER 00000 WIRING OF FIELD CONNECTOR WIRING PIPE TH MAINTERMINAL BLOCK FAN MOTOR CAPACITOR 1 L Di LINEAR EXPANSION VALVE WAY VALVE 4 1 1 1 1 1 1 POWER SUPPLY TO INDOOR UNIT 220 240V 3854A21024A 50Hz AUUH306C OUTDOOR WIRING DIAGRAM 0000 CN TEST CN LEV1 MAIN PCB ASSY NOTE RD RED WH WHITE YL YELLOW BL BLUE BK BLACK BR BROWN OR ORANGE GN YL GREEN YELLOW PIPE OUT PIPE S DISCHARGE WIRING OF FIELD CONNECTOR WIRING MAIN TERMINAL BLOCK FAM MOTOR CAPACITOR 1 1 LINAR EXPANSION VALVE AWAY VALVE TERMINAL BLOCK POWER SUPPLY TO INDOOR UNIT 10 220 240V 3854A20671L 90 Universal System Air Conditioner Inverter SINGLE Electronic Control Device AUUH368C
94. OOR 3041A30003H 550140 DAMPER COMPRESSOR 162 Universal System Air Conditioner 5014A24001A Exploded View amp Replacement Parts List t d AL E Me cA Service Manual 163 Exploded View amp Replacement Parts List Parts List LOCATION No DESCRIPTION Part No AUUH246C SVC CODE 137213 1 PANEL ASSEMBLY SIDE 1 00202 137213 2 PANEL ASSEMBLY SIDE 02284 567480 1 THERMISTOR ASSEMBLY 6323 20019 567480 2 THERMISTOR ASSEMBLY 6323A20023E 349480 ORIFICE 4948AP2527A 349600 BRACKET MOTOR 1 00206 435301 GRILLE DISCHARGE 3530A20007J 548490 ACCUMULATOR ASSEMBLY MECH 4848A20011A 552112 TUBE ASSEMBLY CONDENSER IN 5211 12318 552113 TUBE ASSEMBLY CONDENSER OUT 5211A21133D 552202 VALVE REVERSE 5220AR3228bE 552208 1 VALVE SERVICE 5220A20006A 552203 2 VALVE SERVICE 5220A20007A 554031 CONDENSER ASSEMBL
95. Sensing Thermo OFF Setting Temperature 2 C Unit Sensing 0 Sensing Minimum Thermo gmin COMP Outdoor fan I Setin Indoor fan f f Low Eh 4way valve Compressor off interval A While the indoor Heat Exchanger temperature is higher than 40 C fan operates at low speed when it becomes lower than 40 C fan stops For eluminating latent heat loss fan operates at low speed for 10 seconds periodically Service Manual 123 Ceiling Duct Hot Start Control The indoor fan does not rotate until the indoor unit Hex Exchanger temperature reaches 27 C The operation diagram is as following Indoor unit Heat Exchanger temperature 33 C Compressor Outdoor fan Setting fan Setting fan 4way Valve 124 Universal System Air Conditioner Ceiling amp Floor Soft Dry Operation Ceiling amp Floor The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote controller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 C Thermo ON SET TEMPERATURE 0 5 C Thermo OFF More than More
96. T5A FUSE 250V Tea GN YL MPS Variable SINGLE A NOTE RD RED WH WHITE YL YELLOW BL BLUE BK BLACK BR BROWN OR ORANGE GN YL GREEN YELLOW WIRING OF FIELD CONNECTOR WIRING MAINTERMINAL BLOCK FAN MOTOR CAPACITOR 4WAY VALVE Sfo Y POWER SUPPLY TO INDOOR UNIT 220 240V 50Hz AUUH186C OUTDOOR WIRING DIAGRAM 3854A21024C DN AWAY oo 0000 TEST LEV1 CN_H L S 4 olv FAN 1 CN MAIN 55 00000 CN POWER FUSE 205V POWER SUPPLY 220 240V 50Hz 5 DISCHARCE OUT RD RED WH WHITE YL YELLOW BL BLUE BK BLACK BR BROWN OR ORANGE GN YL GREEN YELLOW LAC LOW AMBIENT CONTROLLER WIRING OF FIELD CONNECTOR WIRING MAINTERMINAL BLOCK FAN MOTOR CAPACITOR LINEAR EXPANSION VALVE 4WAY VALVE 3854A21024B Service Manual 89 Electronic Control Device MPS Inverter SINGLE AUUH246C OUTDOOR WIRING DIAGRAM RY AWAY 0000 CN TEST CN TH2 5 DISCHARCE CN_H L S 4 O RY_FAN_1H To MAIN PCB ASSY PIPE OUT NOTE RD RED WH WHITE YL YELLOW BL BLUE BK BLACK BR BROWN OR ORANGE GN YL GREEN YELLOW LAC LOW AMBIENT C
97. Y BENT 5403A10030A 554160 COMPRESSOR 2520UXDP2BA 559010 FAN ASSEMBLY PROPELLER 5901 10032 561410 ASSEMBLY REVERSING VALVE 6141AR3733R 649950 CASE ASSEMBLY CONTROL 4995A10225C DD DDD DD DI DDD Di D DD DDD 268711 6 PWB PCB ASSEMBLY MAIN OUTDOOR 6871A21318C WOCZZ CAPACITOR FILM BOX 2A00986Y 552200 VALVE EXPANSION BODY 5220A90003B 648600 CLAMP CAPACITOR 4H00442F 546810 MOTOR ASSEMBLY AC OUTDOOR 4681A20028P 430411 BASE ASSEMBLY OUTDOOR 3041 550140 MAMPER COMPRESSOR 4 00637 437210 PANEL ASSEMBLY FRONT 1 00197 435511 COVER ASSEMBLY CONTROL OUTDOOR 3551A30061G 435512 COVER ASSEMBLY TOP OUTDOOR 3H03266H 435300 GRILLE REAR 1A00208H 552116 TUBE ASSEMBLY REVERSE 164 Universal System Air Conditioner 5211A11602A DD DDD DDD D DDd Exploded View amp Replacement Parts List J Lr WM NSSNSSSSSSNNSSS Service
98. al Capacity Cooling Btu h 34 000 46 500 54 000 W 9 965 13 629 15 827 Heating Btu h 36 000 52 800 59 400 W 10 552 15 476 17 410 Nominal Input Cooling W 4 130 5 650 6 580 Heating W 4 050 5 630 6 200 EER Btu h W W W 8 23 2 41 8 23 2 41 8 21 2 41 COP Btu h W W W 8 89 2 61 9 38 2 75 9 58 2 81 82 Universal System Air Conditioner Variable SINGLE Technical Specification Outdoor Units AUUH126C AUUH186C AUUH246C AUUH306C Running Current Cooling Heating A 7 5 7 0 8 4 9 2 11 0 12 0 20 0 20 0 Starting Current Cooling Heating A Power Supply Q V Hz 1 220 240 50 1 220 240 50 1 220 240 50 1 220 240 50 Power Factor Compressor Type Rotary Rotary Rotary Rotary Constant Model GK151PAC 5KS225DAF21 GP290PAC 5KS225DKSM Quantity 1 1 1 2 Motor Input W 1 245 1 980 2 505 2 175 Oil Charge cc 350 600 1 130 1 340 Oil Type FVC68D FV50S FVC68D FV50S Refrigerant charge Charge g oz 1200 42 4 1300 45 90 1950 68 9 2300 81 37 Type R410A R410A R410A R410A Control capillary L E V L E V L E V Coil Tube Size OD inch mm 0 276 7 0 0 276 7 0 0 276 7 0 0 276 7 0 Fins per inch 18 18 18 18 No of Rows amp Column No 2R 24C 2R 28C 2R 36C 2R 36C Fan motor Model OBM 2012P2 IC28640LG28P IC28640LG28P IC28640LG28J Output W 25 5 67 2 67 2 67 2 uF Vac 1 5 370 6 370 6 370 6 370
99. and fan speed The unit will memorize the above conditions and start with same memorized condition Two Thermistor Control There may be a significant difference between the temperature taken at the installed product and indoor tem perature Two thermistor control provides option to control temperature by referring any of the two tempera tures With the help of the slide switch at the back of the LCD wired remote controller selection of the desired thermistor for controlling the unit can be done One thermistor is in the Indoor unit amp the other one is in the LCD wired remote Group Control It enables to control as much as 16 units with the help of one wired remote controller All the units will follow same setting of temperature amp other sub func tions Central Control Accessory It enables to control 16 x 8 128 units with the help of 8 controllers All units can be put on and off from one Central Room For Setting Temperature Fan Speed and other sub functions access the respec tive LCD wired remote controller of each unit Sub PlI485 with wire assembly should be pur chased as optional uua 14 Universal System Air Conditioner 2 List Functions Ceiling Cassette 4 way Ceiling Cassette 4way Function ATNH EL ATNH FL ATNH DL Ai
100. ant Flow lt lt Cooling Heating Accumulator Field Piping 6 35 OUTDOOR UNIT Reversing Valve 0 Thermistor Thermistor o lt High Pressure S W Check A N Check Valve Valve Exchanger Thermistor Constant Compressor 2 0 Thermistor i i i i i i i i i i i i i i Heat i i i i i i i i 0 Thermistor LAK i i AUUH368C OUTDOOR UNIT Refrigerant Flow gt Cooling Heating Accumulator Field lt 915 887 6 35 94 Universal System Air Conditioner Reversing Thermistor Constant Compressor 2 0 Thermistor 0 Thermistor LAK Variable SINGLE AUUH488C OUTDOOR UNIT Refrigerant Flow Reversing Valve lt lt Cooling vs Heating 0 Thermistor High Pressure lt SW Check Thermistor Valve Accumulator Constant Compressor 2 6 thermistor Field Piping lt 219 051 Thermistor LAK 09 52 Receiver 608 OUTDOOR Refrigerant Reversing M Valve lt Cooling Heating 0 Thermistor Thermistor High Pressure S W Accumulator Exchanger Constant Compressor DU j 6 Thermistor 1 2 05mm Field Piping I Thermistor Lak 09 52 Service Manual 95 Variable SINGLE 6 Electric Characteristics
101. are falling directly or the place nearby heat source Service Manual 25 Ceiling Cassette 4 way B Wireless Remote Controller optional This air conditioner is equipped with wired remote controller basically But if you want to be available with wireless remote controller you pay for it P Signal transmitter image 5 1 6 3 4 2 10 7 9 11 12 8 13 14 Flip up door opened The wireless remote controller do not operate the swirl mode CAUTION ot handling the Remote Controller 1 10 11 12 13 14 15 START STOP BUTTON Operation starts when this button is pressed and stops when the button is pressed again OPERATION MODE SELECTION BUTTON Used to select the operation mode ROOM TEMPERATURE SETTING BUTTONS Used to select the room temperature INDOOR FAN SPEED SELECTOR Used to select fan speed in four steps low medium high and CHAOS JET COOL Used to start or stop the speed cooling heating Speed cooling heating operates super high fan speed CHAOS SWING BUTTON Used to stop or start louver movement and set the desired up down airflow direction ON OFF TIMER BUTTONS Used to set the time of starting and stopping opera tion TIME SETTING BUTTONS Used to adjust the time TIMER SET CANCEL BUTTON Used to set the timer when the desired time is obtained
102. ating Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Interconnecting Piping Length 7 5 m Level Difference of Zero 2 Capacities are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification Service Manual 17 Ceiling Cassette 4 way 4 Dimensional Drawings ATNH EL 600 Ceiling opening 921 Hanging bolt 39 5 570 Unit size 570 Unit size 450 Hanging bolt 7 600 Ceiling opening Unit mm 670 5 lt N 40 1 2 e I zl is S dc N N Tu LO 3 unit mm Number Name Descripition 1 Liquid pipe connection 06 35 flare 2 Gas pipe connection 12k 09 52 18k 912 7 flare 3 Drain pipe connection 4 Power supply connection 5 Air discharge grille 6 Air suction grille 18 Universal System Air Conditioner 190 5 Ceiling Cassette 4 way
103. ccessory Accessory Accessory Zero Standby Power Zone Control Accessory Accessory Accessory Notes O Basic Optional Factory Installed Accessory Field Installed Not available on this system Service Manual 57 Ceiling Concealed Duct 3 Specifications Indoor Unit Type Ceiling Concealed Duct Model ABNH186HLAC ABNH246HLAC ABNH306GLAC Nominal Cooling Capacity kcal h W 4536 5276 6048 7034 8064 9379 Btu h 18000 24000 32000 Nominal Heating Capacity kcal h W 4990 5803 6653 7738 8870 10317 Btu h 19800 26400 35200 Air Circulation H M L 16 5 14 5 13 583 512 459 18 16 5 14 636 583 494 26 5 23 20 936 812 706 External Static Pressure mmAq 8 8 10 Setting temperature range cool heat C 18 30 16 30 18 30 16 30 18 30 16 30 Fan motor Output W 118 118 211 IC 13450LG13C IC 13450LG13C IC 13450LG13J No of Poles 4 4 4 Input W 180 180 300 Running Current A 0 92 0 92 1 34 Capacitor uF Vac 6 370 6 370 6 370 Fan Type Sirocco Fan Sirocco Fan Sirocco Fan No Used Diameter EA inch mm 1 6 97 177 1 6 97 177 1 6 97 177 Noise Level Sound Press 1 5m H M L dB A 36 34 32 38 36 34 40 38 35 Temperature controller Thermistor Thermistor Thermistor Coil Tube Size OD inch mm 0 275 7 0 275 7 0 275 7 Fins per inch 21 21 21 No of Rows amp Column 3R10
104. cn comp We RST CN 3PHASE MAIN PCB ASSY em CNAEVI Dee ap 5 1 POWER SUPPLY 3 380 415V 50Hz NOTE TO INDOOR UNIT BL BLUE COLOR RD RED COLOR WIRING OF FIELD BLACK COLOR WH WHITE COLOR CONNECTING WIRE BR BROWN COLOR GN YL GREEN YELLY COLOR OR ORANGE COLOR OUTDOOR FAN MOTOR TERMINAL BLOCK FOR CONNECTING PIPE TEMP SENSOR HIGH PRESSURE SWITCH RUN CAPACITOR FOR FMo LEV LINEAR EXPANSION VALVE SUCCTION PIPE SENSOR LOW PRESSURE SWITCH MC MAGNETIC CONTACTOR 4WV 4WAY VALVE DISCHARGE PIPE SENSOR TM MAIN TERMINAL BLOCK AIR TEMPSENSOR LOW AMBIENT CONTROLLER 3854A21028A 92 Universal System Air Conditioner Variable SINGLE 5 Piping Diagram AUUH126C OUTDOOR UNIT Refrigerant Flow Reversing Cooling A 4 Heating Thermistor Accumulator Exchanger Constant Compressor Gas 4 Field Piping AUUH186C 246C OUTDOOR UNIT Refrigerant Flow Reversing 84 Cooling 94 Heating Thermistor High Pressure SW Heat Accumulator Exchanger Constant Compressor Thermistor Thermistor Gas TD 12 7 Mp Thermistor LAK Field Piping Liquid 2 6 35mm Service Manual 93 Variable SINGLE AUUH306C Refriger
105. d enters into the front panel 4 Stop the Suction Grill during Rising Depress the stop button g Make use of this when you want to stop it at your wished posi tion Automatic stop distance Medium Height 3 4 m If you want to change automatic distance setting consult with your sale agency 28 Universal System Air Conditioner Ceiling Cassette 4 way 8 Installation Please read this instruction sheet completely before installing the product When the power cord is damaged replacement work shall be performed by authorized personnel only Installation work must be performed in accordance with the national wiring standards by authorized personnel only Anti bacteria filter Intake Air Outlet Required Parts Required Tools Connecting cable Level Pipes Gas side Screw driver Liquid side Electric drill Hanging Bolt e Hole core drill 70 W 3 8 or M10 length 650mm Flaring Tools set Insulated drain hose Torque Wrenches Additional Drain Hexagonal Wrench 4mm 5mm Inner Diameter 32mm Gas leak detector Owner s Manual Thermometer 8 1 Selection of the best location There should not be any heat source or steam near the unit There should not be any obstacles to the air circula tion There should be provision of easy condensate drain Tak
106. dampers by micom Maximum 18 24k 8mmAq 30 36k 10mmAq 48 60k 15mmAq Minimum All OmmAq 3 Move the slide switch to set position oae RE mE oP aus E 2 I Slide switch for ceiling height 4 Close the rear cover and check if it works normally CAUTION Select the position after checking duct work and E S P of the unit Maunfactured in the position F H Service Manual 63 Ceiling Concealed Duct How to Set E S P Procedure of RPM change Ex External Static pressure is 4mmAq for Model Name 246 To protect the unit compressor is designed to be off during E S P setting Push the On Off button SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION it wi 3 The unit will start WA Time Push the Timer and Wind button simultaneously for more then 3 seconds rn LILIc S Push the Up of Down button for E S P adjustment And adjust the number which you want In this example the number is 190 Refer to the table 7 1 on the next page A m TINA Note The range of selection is from 1 254 Since the display is two Digit only If the range selection is above 100 then the third digit will appear in the screen as shown Shift the fan speed mode by pressing the fan speed button
107. ding to the piping Temp of outdoor unit This operation makes the CYCLE Temp to rise FAN control contents 2 2 2 The particular contents of Low ambient control process The fan of outdoor unit operates at Full speed when the COMP is On for seconds OPTION The fan of outdoor unit control is controlled according to the Temp of outdoor unit and the pipe temp of outdoor unit OPTION If the established base Temp is more than PRESET TEMPERATURE The fan of outdoor unit will be operated at HIGH Speed If the established base Temp is lower than PRESET TEMPERATURE The outdoor unit will be operated at Low ambient control If The LOW AMBIENT function isn t used the outdoor unit fan will be operated at 2 conditions STOP HIGH PRESET OPTION The Temp of outdoor and the pipe Temp of outdoor FAN ON C Setting fan Setting fan Setting fan The fan of outdoor speed speed speed 134 Universal System Air Conditioner Outdoor Units 2 3 Oil control OIL Equalizing Control Only 2 COMPRESSOR Model To equalize the oil level in each Compressors 1 COMP OIL Equalizing Logic 1 When the running time of solo operation of the specific COMP is over 1 hour The other compressor will be operated at least for 30 seconds 2 The running time of single operation of the specific COMP includes the time of the COMP ON OFF 2 The COMP OIL Equaliz
108. emp of the outdoor unit COMP COMP TOTAL DISCHARGE SENSOR gt 105 C Stop COMP at once and remains stopped for 3 minutes sign the Error code Error Mode 33 5 System will stop if this situation occurs 5 times in 1 hour and error code will be generated Control Temp and LEV Pulse can be different for each model 136 Universal System Air Conditioner Outdoor Units 3 2 Outdoor pipe Temperature control Outdoor pipe Temperature condensation Temp is over 58 or 60 C according to overlord in Cooling mode the COMP will be switched is OFF Error code CH61 will be generated if this situation occurs 5times or 10times in 40 minutes or 1 hour The Error code will be cleared if this situation occurs lower than 4times or 9times in 40 minutes or 1 hour 3 3 Abnormal temperature sensing function 3 3 1 The outline of Abnormal temperature sensing function Sense the error in advance according to temperature sensor s Open Short gt Prevent the abnormal operation according to abnormal sensing Temp 3 3 2 The particular contents of Abnormal temperature sensing function 1 System will stop and display the error code if this situation occurs irrespective of system ON OFF Sensor type Open Data Short Data Error Mode Outdoor Temp 48 93 C 44 The Cond pipe of Outdoor 48 C 93 C 45 The suction pipe of Outdoor 48 C 93 C 48 The Discharge of Outdoor 13 C 150 C 47 3 4 Hig
109. er source to the unit via a distribution switch board designed for this purpose 4 The terminal screws inside the control box may be loose due to vibration during transport Check the screws for loose connection Running the air conditioner with loose connection can overload and damage electrical components 5 Always ground the air conditioner with a grounding wire and connector to meet the LOCAL REGULATION 1Phase Heat Pump Model Terminals on the indoor unit 3 4 5 Terminals the outdoor unit EN 3Phase 1 Heat Pump Model 1 e Terminal Outdoor Unit ZZZ 1 1 SR 3 Terminal Block Indoor Unit sper Power Input CAUTION The power cord connected to the outdoor unit should be The connecting cable connected to the indoor and outdoor complied with the following specifications Rubber unit should be complied with the following specifications insulation type H05RN F approved by or SAA Rubber insulation type HOSRN F approved by HAR or SAA NORMAL CROSS SECTIONAL AREA Capacity 1 Phase Phase NORMAL J 12k BTU h 1 0mm CROSS SECTIONAL 4 25 AREA 0 75mm 12k 18k 24K 30k gt 24k BTU 2 5mm 2 5mm 36k BTU h 2 5mm 2 48k BTU h 3 0mm ny 60k BTU h 3 0mm AREA 1 25 36k 48k60k If the supply cord is damaged
110. es are Net Capacities 3 Due to our policy of innovation some specifications may be changed without notification 40 Universal System Air Conditioner Ceiling amp Floor Indoor Unit Type Ceiling amp Floor Convertible Model AVNH366KLAC AVNH486LLAC AVNH606LLAC Nominal Cooling Capacity kcal h W 8568 9965 11718 13629 13608 15827 Btu h 34000 46500 54000 Nominal Heating Capacity kcal h W 9072 10552 13306 15476 14969 17410 Btu h 36000 52800 59400 Air Circulation H M L CMM CFM 29 27 24 1023 953 847 36 34 32 1271 1207 1136 40 38 36 1412 1341 1270 Setting temperature range cool heat C 18 30 16 30 18 30 16 30 18 30 16 30 Fan motor1 Output W 63 63 63 Model IC 9430LG58C IC 9430LG58C IC 9430LG58C No of Poles 4 4 4 Input W 152 152 152 Running Current A 0 67 0 67 0 67 Capacitor uF Vac 4 0 440 4 0 440 4 0 440 Fan motor2 Output W 45 63 63 IC 9430LG58E IC 9430LG58C IC 9430LG58C No of Poles 4 4 4 Input W 80 152 152 Running Current A 0 4 0 6 0 6 Capacitor uF Vac 4 0 440 4 0 440 4 0 440 Fan Type Cross Flow Fan Cross Flow Fan Cross Flow Fan No Used Diameter EA inch mm 3 5 7 145 3 5 7 145 3 5 7 145 Noise Level Sound Press 1m H M L dB A 44 42 40 54 52 50 56 54 52 Temperature controller Thermistor Thermistor Thermistor Coil Tube Size OD inch mm 0 275 7 0 275 7 0 275 7
111. eversing valve will be stopped after that the comp of outdoor unit will be OFF for 30 seconds 6 In case of the comp is stopped according to the Thermo off signal in the heating mode the outdoor units maintain the heating mode 132 Universal System Air Conditioner Outdoor Units 2 Special control 2 1 Defrost control In case the temperature of the outdoor unit heat exchanger falls continuously this function will prevent heat exchanger from freezing 2 1 1 Defrost PROCESS Starting conditions 1 Only Operates in the heating mode 2 The defrost timer The first time outdoor unit is turned on the minimum for defrost operation to start is over 45 120 minutes 3 The compressor operates continuously for over ten minutes 4 Outdoor pope maintains a temperature of below 5 C for 4 minutes If the time of accumulated defrost operation is over 90 minutes maintain below 3 C 5 When the above 1 4 conditions be satisfied Defrost operation will be start 2 1 2 Defrost cycle time 1 Defrost process starting conditions is decided after 45 30 120min according to the outdoor Temp 2 Defrost process stop conditions is decided after 4min 3 Defrost process stops at maximum 9 min 2 1 3 Defrost PROCESS 1 The previous situation of outdoor unit maintains for 20 second just before changing defrost control 2 The LEV phase of indoor unit open to the 500 phase full open 4 Changing the cooling mode of 4WAY VALVE gt Direct t
112. evice Electronic Parts Troubleshooting Guide Turn on Main Power Sc While the compressor has been stopped the compressor does not operate owing to the delaying function for 3 minutes after stopped i When the compressor stopped Indoor Fan is driven by a low speed At this point the wind speed is not controlled by the remote controller When operated in the Sleeping Mode the wind speed is set to the low speed by force E Caused by the remote controller Caused by other parts except the remote controller d d d When the mark 4 is displayed LCD screen replace Check the contact of CN DISP1 connector battery JL d When the detect switch double key inside the remote controller door is fault it is impossible to operate temperature regulating and wind speed selecting Check DISP PWB Ass y Voltage between CN DISP1 p DC 5V P d Replace remote controller Check point Check the connecting circuit between PIN 2 RO1L 1K CO1L 680PF MICOM PIN Check Receiver Ass y 104 Universal System Air Conditioner Electronic Parts Troubleshooting Guide Electronic Control Device Turn on Main Power d Operate Cooling Mode by setting the desired temperature of the remote controller is less than one of the indoor temperature by 1 at least
113. fixing bolts Drill the hole for set anchor on the face of ceiling CAUTION Tighten the nut and bolt to prevent unit falling 9 3 Connecting Cables Ceiling Concealed Duct Insert the set anchor and washer onto the suspen sion bolts for locking the suspension bolts on the ceiling Mount the suspension bolts to the set anchor firmly Secure the installation plates onto the suspension bolts adjust level roughly using nuts washers and spring washers Old building New building 5 Suspension bolts Connect the wires to the terminals on the control board individually according to the outdoor unit connection Ensure that the color of the wires of outdoor unit and the terminal No are the same as those of indoor unit respectively Terminal Block in Indoor 10 2 3 4 Connected to outdoor unit A WARNING Make sure that the screws of the terminal are free from looseness Clamping of cables 1 Arrange 2 power cables on the control panel 2 First fasten the steel clamp with a screw to the inner boss of control panel 3 For the cooling model fix the other side of the clamp with a screw strongly For the heat pump model put the 0 75 cable thinner cable on the clamp and tighten it with a plastic clamp to the other boss of the control panel 4 In Australia the length of power supply cord measured from the entry of the power supply cord to the middle of live pin
114. gn n 2 Thermistor control Main body amp Remote control Zero stanby power consumption Convenience Tele control Accessory LCD wired remote control Group control Zone control Accessory Central control Accessory Weekly progam Cleanness Plasma air purifying system Accessory Hygienic and easy to clean filter Easy Installation Flexible Duct is easy to install regardless of room size or heater position Canvas It can be installed even in a limited space and saves construction cost with slim thickness Discharge Flexible Duct Air Discharge Air Intake Ceiling Port Board Ceiling Board Inspection Port Innovative Design of Fan and Housing System Low Noise Easy Serviceability Plastic Fan and Housing Assembly Designed for low noise Designed to reduce weight Designed for easy service This product guarantees lower sound level and gives lesser service expenses Service Manual 55 Ceiling Concealed Duct e LG s High Technology provide Easy and Low cost Design of Duct work Air volume Generally when External Static Pressure increases air volume decreases But by controlling the phase of motor while installing the product E S P is controlled from 8 10 linearly E S P control provides required constant air volume irrespective of ESP change Desired ESP can also be set through LCD gt 4 6 3 wired remote control
115. h Low Pressure Switch Function 1 If the outdoor_unit has the continuous incoming signal of power Cycle according to the operation of High Low Pressure Switch System will stop at once and restart after 3minutes Not working in Defrosting mode 2 System will stop if this situation operates 10 times in 1 hour and error Error code Error Mode 24 will be displayed If the power reset this function will also reset Service Manual 137 Outdoor Units 138 Universal System Conditioner VI Exploded View A Replacement Parts List Igoor D Sus EIS Cn ERE 140 emet 159 Panel Assembly Front U 173 Service Manual 139 Exploded View amp Replacement Parts List E Indoor Unit 5211 E E RA 3087 5421 140 Universal System Air Conditioner Exploded View amp Replacement Parts List 152510 i S gt 267110 2 Service Manual 141 Exploded View amp Replacement Parts List lt lt 5012
116. he fan of indoor unit to stop AWAY VALVE is operated to convert the process to cooling irrespective of the cycle s start stop 5 6 7 8 Stand by for 5 second The FAN of outdoor unit is OFF Defrost PROCESS starts If the pipe Temp of outdoor unit is above 12 C in Defrost mode operate the fan of outdoor unit If it is under 8 C in Defrost mode stop the fan of outdoor unit if it is between 9 C and 11 C the out door unit maintains the previous situation 9 Defrost PROCESS stop conditions Pipe temperature of the outdoor unit is above 12 C for 150 minutes or defrosting operation starts after 6 9 minutes lt gt 10 When these conditions satisfied Defrost operation will maintained 20 seconds 11 LEV initialization the FAN of outdoor unit is ON 4WAY_VALVE switched to heating mode the FAN of indoor_unit stops the OFF situation 12 Defrost PROCESS complete 8 9 conditions is only applied to continuous operating CYCLE Service Manual 133 Outdoor Units 2 2 Low ambient control 2 2 1 The outline of Low ambient control The control device makes the outdoor unit operate the Cooling mode in low temperature condition with out overloading the comp If the Temp of outdoor unit goes down The Evaporator will start freezing and the liquid refrigerant will flow inside the Compressor For preventing the situation the Fan Speed of outdoor unit is reduced to 40 lower than Full speed accor
117. hers from tampering with the control buttons Unit can be controlled by AUTO SWING OPERATION SET TEMP FAN SPEED SUB FUNCTION k the wireless remote controller This can be easily set on qo e Z insect Deng Dressing key 4 Min key simultaneously Bh n e ASMAAIR Time 1234 After child lock is set pressing any key will display ese CL LCD for 3 seconds the keys will ee ineffective CHILD LOCK Display Auto Elevation Grille Accessory Auto Elevation Grille is automatically down to height of max 3 1 So it enables to install the Indoor unit Ri at high ceiling space And Auto Elevation Grille wae 4 D makes you cleaning the filter easily EN gt 9 y Q 5 wir 1 5 wing Comparison of Floor 4 Open Conventional Swirl Swing New Temp Distribution 20 C Itis the function for comfort cooling heating operation e The diagonal two louvers are opened the gt 5 5 more larger than the other louvers lt gt 7 After minute it is opposite 218 1007 Comparison of Air Flow Types 4 Open Conventional Swirl Swing New Vane 1 Open H Vane 1 Close Open Close Open Close Vane 2 Open 2 Open Close Open Close Open Vane 3 Open
118. ing Logic is not working in the Defrost mode 3 When the COMP OIL Equalizing Control of the outdoor unit is started 1 The outdoor unit transmits a message of COMP OIL Equalizing Control to the indoor unit in 2 minutes 2 After the maximum 5 seconds the indoor unit ignores the message for 2 minutes as per the LOW Temp sensing function 2 OIL Equalizing Control mode 30sec The LOW Temp sensing function If the piping Temp of outdoor unit is under the 2 C This function will wait for 2 minutes before starting the COMP OIL Equalizing Logic Service Manual 135 Outdoor Units 3 Protection control 3 1 Discharge Temperature control Discharge pipe Temperature LEV OPEN 20PULSE MIN LEV OPEN 10PULSE MIN COMP ON 3 1 1 The outline of Discharge Temperature control This function prevents the damage of COMP according to EEV Comp On Off control The EEV Comp On Off control is predicted the Temp of COMP according to the Temperature of the Discharge pipe 3 1 2 The particular contents of Discharge Temperature control 1 The Discharge Temp of the outdoor unit COMP COMP TOTAL DISCHARGE SENSOR gt 80 LEV OPEN 10PULSE MIN 2 The Discharge Temp of the outdoor unit COMP COMP TOTAL DISCHARGE SENSOR gt 90 C LEV OPEN 20PULSE MIN 3 The Discharge Temp of the outdoor unit COMP COMP TOTAL DISCHARGE SENSOR 80 control according to regular control logic 4 The Discharge T
119. ing into accounting the noise prevention criteria spot the installation location Do not install the unit near the door way Keep proper distances of the unit from ceiling fence floor walls and other obstacles as shown in figure The indoor unit must have the maintenance space Ceiling Board 30 or more 30 less Above 250 400 1655 Unit cm Service Manual 29 Ceiling Cassette 4 way 8 2 Ceiling opening dimensions and hanging bolt location The dimensions of the paper pattern for installation are the same as those of the ceiling opening dimensions gu EU aan yx Ceiling 22 S S N N N 5 Si ei d 2 Level 600 Ceiling opening 790 Ceiling opening 875 Ceiling opening 572 Hanging bolt 921 Hanging bolt 39 5 45 785 Hangingbolt 45 840 Unit size 672 Hanging bolt 75 658 Hanging bolt 790 Ceiling opening 875 Ceiling opening 840 Unit size 600 Ceiling opening 744 Unit size 101 5 672 Hanging bolt 570 Unit size Unit mm Unit mm CAUTION Select and mark the position for fixing bolts and piping hole Decide the position for fixing bolts slightly tilted to the drain direction after considering the direction of drain hose Drill the hole for anchor bolt on the wall This air conditioner uses a drain pump Install the unit hori
120. l System Air Conditioner Ceiling amp Floor 8 Installation Please read this instruction sheet completely before installing the product When the power cord is damaged replacement work shall be performed by authorized personnel only Installation work must be performed in accordance with the national wiring standards by authorized personnel only Installation Parts Provided Installation Plate VB 2pcs 4 1 Installation Plate VE 1pc Washer Bolt xL25 4pcs type Floor Mount Bracket 1pcs Drain Hose Insulated 5 Drain Hose Hanger and screw The other Installation Parts Needed amp Suspension Bolt 7 Bolts for Mount Bracket Connecting Tube mm e Gas side 012 7 015 88 Liquid side 06 35 amp Connecting Cable 49 Drain Hose Extended Required Parts Required Tools Installation Plate Level Four Type screws Screw driver Connecting cable Electric drill Hole drill c70mm e Pipes Gas side 09 52 012 7 015 88mm Flaring Tools set Liquid side EE 06 35 Specified Torque Wrenches Insulated drain hose 1 8kg m sss Liquid side piping e Insulation materials 5 5kg m auca aaa Gas side piping Spanner Halt union Specified Torque Wrenches 1 8kg m Liquid side piping SIKO Gas side piping
121. ld Installed Not available on this system Service Manual 15 Ceiling Cassette 4 way 3 Specifications Indoor Unit Type Ceiling Cassette 4 way Model Indoor Unit ATNH126ELFC ATNH186ELFC ATNH246FLFC Decoration Panel PT HEC F PT HEC F PT HFC F PT HFC F Nominal Cooling Capacity kcal h W 3024 3517 4536 5275 6048 7033 7560 8793 Btu h 12000 18000 24000 30000 Nominal Heating Capacity kcal h W 3326 3869 4990 5803 6653 7738 8316 9672 Btu h 13200 19800 26400 33000 Air Circulation H M L CMM CFM 9 5 8 7 336 283 247 13 12 11 459 424 388 15 14 13 523 494 459 19 17 15 671 600 530 Setting temperature range cool heat C 18 30 16 30 18 30 16 30 18 30 16 30 18 30 16 30 Fan motor Output W 18 3 22 4 40 3 48 6 1 9630 96301 350292 4015 2 of Poles 6 6 6 6 Input W 75 90 121 146 Running Current A 0 35 0 43 0 53 0 67 Capacitor uF Vac 2 5 440 2 5 440 4 440 4 440 Fan Type Turbo Fan Turbo Fan Turbo Fan Turbo Fan No Used Diameter 1 13 0 330 1 13 0 330 1 15 0 382 1 15 0 382 Noise Level Sound Press H M L dB A 38 35 32 41 39 37 43 41 39 45 42 39 Temperature controller Thermistor Thermistor Thermistor Thermistor Coil Tube Size OD inch mm 0 275 7 0 275 7 0 275 7 0 275 7 Fins per inch 19 19 21
122. ler No Used Diameter EA inch mm 2 15 7 400 2 18 1 460 2 18 1 460 Discharge Side Top Side Discharge Side Discharge Side Discharge Air Circulation CMM CFM 32 1130 2 53 1872 2 53 1872 2 Noise Level H L Sound Press 1m dB A 1 52 57 57 Defrosting Invertion cycle Invertion cycle Invertion cycle SVC Valve Liquid inch mm 1 4 6 35 3 8 9 52 3 8 9 52 Gas inch mm 5 8 15 88 3 4 19 05 3 4 19 05 Dimensions W H D inch mm 35 3 41 7 12 6 870 1060 320 35 4 45 8 14 5 900 1165 370 35 4 45 8 14 5 900 1165 370 Net Weight Outdoor kg Ibs 80 176 105 231 93 205 Power Supply Cable Includes earth 3 2 5 3 2 5 3 2 5 Interunit Cable Includes earth No mm 4 0 75 4 0 75 4 0 75 Piping Length Elevation m 50 30 50 30 50 30 Additional Refrigerant Charge Over 7 5m g m 40 75 30m chargeless 75 30m chargeless Packing Dimension W H D inch mm 41 1 44 9 17 3 1045 1140 440 41 7 48 0 18 3 1060 1220 465 41 7 48 0 18 3 1060 1220 465 Stuffing Quantity Without S Parts 20 40ft 51 111 27 55 27 55 Notes 1 Capacities are based on the following conditions Cooling Heating Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F 24 75 2 WB Indoor Temperature 20 C 68 F DB 15 C 59 F WB Outdoor Temperature 7 C 44 6 F DB 6 C 42 8 F WB Piping Length Level Difference of Zero Full factory charge is shipped in the outdo
123. m AU A00 cep SE iva 2 d 62 1 A Cr EG EA 00 LE 5 tea 8 1 ee I 2885 06 lerasctis gt Ze va31 molo 6 6 Jungs 6 DES 256 gt lt DER 59 0209 inox eo ESES DEEN CAD5 40 02 ce Dag Ss u T prasa NIX 72 div 3d m d T 0 gt 13534 ES eor 201 yetenva we 05 Daa S4 631 e1ND 83 NY pee 3N Z mc SS 1 1 lt HOJO oo 02 kaw Bed T 51 mes S Cao esa d 1s siND0ed 61 Se ssa nt 99 rsa 44 8 sep a viost wonn HI03 0 EMO 240 WO 585 5 p 1 m ssvA st de l cmn i E 67 awa 91 eC a Lae EL v20 958 waer G DS Ee T3did N2 X LS wer ak ost JE M Tr aaa 22 0 1 amr sa 25 pr 21028 T 11 e t anarag 294 lt 19 21 3 ma BB maa 9 9d GNIV lel EMOL EE
124. m in length The fixing screws hexagon M5 screw are included unit box 2 Remove the air inlet grille from the decoration panel Remove the hook for the air inlet grille cord 3 Hook the decoration panel key hole gt on the screws fixed in step above and slide the panel so that the screws reach the key hole edge 4 Retighten completely two temporarily fixed screws and other two screws Total 4 screws 5 Connect the louver motor connector display connector elevation grille connector and power supply con nector 6 After tightening these screws install the air inlet grille including the air filter Air conditioner unit Decoration panel fixing screws hexagon 5 screws Temporally fitting at 2 places Piping side Tightening about 10mm Louver motor Decoration panel Decoration panel fixing screws Hexagon 5 screw Control box cover Inlet grille Service Manual 33 Ceiling Concealed Duct CAUTION Don t lay any material upon suction grill Suction grill comprises 2 strands of wire If any substance is placed on it then balance may be destroyed so that the substance would drop down and cause a breakage or damage Also the matter may cause trouble owing to which the grill would not be correctly inserted at front panel Don t shake suction grill Or else there is worry that it may collide with adjacent material a
125. meter Gas Liquid Standard Max Standard Max 3 g 1 4 9 52mm 6 35mm 7 5 15 5 5 20 1 2 1 4 18k Btu h 12 7mm 6 35mm 7 5 50 30 35 Length m Elevation B m Additional refrigerant g m 12k Btu h 1 2 1 4 5 8 1 4 30k Btu h 15 88mm 6 35mm 7 5 50 30 35 5 8 1 4 3 4 3 8 75 48k Btu h 905mm 9 52mm 75 y 90 Chargeless 30m 3 4 3 8 80 60k Btu h 19 05mm 9 52mm Chargeless 30m K Extra refrigerant Extended length Rated length x Additional refrigerant Outdoor unit Indoor unit Outdoor unit Outdoor unit Indoor unit Indoor unit CAUTION Capacity is based on standard length and maximum allowance length is on the basis of reliability Improper refrigerant charge may result in abnormal cycle Oil trap should be installed every 10 meters 8 4 Refrigerant Additional Charging Method Except AUUH126C 186C 246C 306C 368C There is not additional charging of refrigerant by main pipe of 30m below For additional charging method see below table Example AUUH608C Single Refrigerant L1 30 0 08 L1 Main Pipe Service Manual 99 Variable SINGLE 8 5 Wiring Connection 1 All wiring must comply with LOCAL REGULATIONS 2 Select a power source that is capable of supplying the current as required by the air conditioner 3 Feed the pow
126. n and 10 minutes after power application For short process check and process from the time when power is applied 102 Universal System Air Conditioner Electronic Parts Troubleshooting Guide Does the Operating LED of indoor unit blink when Operation s ON NO lE Is the Connection between CN Power of indoor unit and terminal block YES lt gt Is connection of cable between indoor and outdoor unit ringht YES 125 Troubleshooting Guide E Electronic Parts Troubleshooting Guide Refer to the self diagnosis function Check the connecting state of connector Indoor Outdoor 1 L 1 L 2 N 2 N 3 3 Is the voltage of CN POWER 0 in outdoor PCB Ass y about AC220V 240V Check the m in power NO 00 No Error 01 Indoor Room themi 5 amp or error OFF 02 Indoor in piping s nsokerror S 2times OFF 03 Remote controller error 3times OFF 04 outdoor PCB Ass y e 4times OFF 05 nennen gelesen fiWER out e 5times OFF 06 ndoor Out Piping sensor error e 6times 07 7times OFF Differnt mode SE Replace the Ass y 5 units start at three minutes after main power turning Service Manual 103 Electronic Control D
127. nd the suction grill fall down Don t pull suction grill Don t draw out suction grill irrationally Or else there is worry that lift grill drive part is damaged and suction grill might drop down Don t place obstacle in lift passage of lift grill When suction grill descends it automatically stops at a certain distance If there is any obstacle in lift passage suction grill might drop down and there may be caused trouble failure of lift grill drive part Turn off the air conditioner operation button before operating the lift grill Always stop the air conditioner operation for safety when suction grill descends Don t damage lift rope by a sharp material Or else there is worry about suction grill dropping because of rope cutoff 34 Universal System Air Conditioner Ceiling Cassette 4 way 8 5 Indoor Unit Drain Piping Upward Pipe Drain piping must have down slope 1 50 to 1 100 be sure d routing not allowed not to provide up and down slope to prevent reversal flow During drain piping connection be careful not to exert extra force on the drain port on the indoor unit The outside diameter of the drain connection on the indoor unit is 32mm Maintenance drain port Piping material Polyvinyl chloride pipe VP 25 and pipe fittings Be sure to install heat insulation on the drain piping Heat insulation material Polyethylene foam with thickness more than 8 mm MAX 700mm
128. oling Model KOA 9 Air Clean Button optional 10 Cancel Button Used to cancel the 11 Timer Set Button Set Temperature Button Used to set the timer when the desired time is Used to set the temperature when the desired tem obtained perature is obtained 12 Week Button FAN Operation Button Used to circulate room air without cooling or heating Fan Speed Jet Cool Button 4 way Used to set the desired fan speed or select Jet cool mode Operation Mode Selection Button Used to select the operation mode Auto Operation Mode Cooling Operation Mode Soft Dry Operation Mode Heating Operation Mode except cooling model Auto Swing Button Used to swing up and down Room Temperature Checking Button Used to check the room temperature 13 14 15 16 17 18 Used to set a day of the week Program Button Used to set the weekly timer Holiday Button Used to set a holiday of the week Time Set Button Used to set the time of the day and change the time in the weekly timer Function Set and Clear Button Used to set and clear the weekly timer Button 4 way Used to select swirl mode Jet Cool Button 1 way Reset Button Used to set the current time and clear the setting time Display temperature can be different from actual room temperature if the remote controller is installed at the place where sun rays
129. or unit The charge of 36k model is determined based on 7 5m 25ft of line 48 60k models Chargeless for 30m of piping length Due to our policy of innovation some specifications may be changed without notification 84 Universal System Air Conditioner Interconnecting Piping Length 7 5m 25ft Variable SINGLE 3 Dimensional Drawings AUUH126C Gas side 3 way valve Liquid side 2 way valve s AUUH126C mm 770 H mm 540 D mm 245 L1 mm 287 L2 mm 64 L3 mm 518 L4 mm 10 L5 mm 100 Service Manual 85 Variable SINGLE AUUH186C AUUH246C AUUHS306C T w Y a ES 4 holes for anchor bolts Air discharge grille TTT x AN S 2 Wee Sep ss 4 S BI A TET 3 ap que L6 1 0 18 AUUH186C AUUH246C 306C Dimensions W 870 870 655 800 D 320 320 L1 mm 370 370 L2 mm 25 25 L3 mm 340 340 L4 mm 775 775 L5 mm 25 25 L6 mm 546 546 L7 mm 162 162 L8 mm 16
130. or unit and Comp operation Step the difference indoor and outdoor 1 4 Fan control 1 STANDARD STEP Stop Operation 2 Step 2 Phase control The low Temp of outdoor Cooling The high Temp of outdoor heating gt Control fan On Off or Decrease the volume of fan s wind 1 COOLING Air i circulation FULL SPEED Phase control i OFF FULL SPEED SPEED SLOPE SET POINT Outdoor Fan Outdoor Fan Outdoor Temp OFF Temp Temp or Outdoor pipe Temp OPTION OPTION OPTION 2 HEATING Air Nos FULL SPEED OFF FULL SPEED circulation i Outdoor Fan Outdoor Fan OFF Temp OFF Temp or Outdoor pipe or Outdoor pipe Temp OPTION Temp OPTION 3 OPTION Each models have a different establishment Service Manual 131 Outdoor Units 1 5 Reversing Valve Control 1 The first situation of reversing valve maintains off cooling Before that The power turns on the set of out door unit and indoor unit 2 While the Cooling and Defrosting Process the Reversing valve control is OFF and during the Heating Process the Reversing valve control is ON 3 When the defrosting is started unit follows the defrost algorithm 4 In case the mode is changed from heating to cooling outdoor unit resets OFF gt minutes ON The Reversing valve is changed after that the comp of outdoor unit will be Off for 30 seconds 5 If the indoor units switched OFF by the REMOCON in the heating mode The R
131. p On Off 1 Comp Compressor Step Control 2 Comp Step Control 2 Comp SER Fan Phase control Phase control After 30sec Off Target Suction super heat and Target Suction super heat and EEV Discharge Temp Control Discharge Temp Control 4 After 30sec Off Heating 5 1 2 Compressor control 1 Step Control between indoor Temp and outdoor Temp The general load Operating in Standard Step COMP Operation Step will be determined on the load according to the difference Below the specified load Operating in lower one step than standard step The Hysterisis gt Operating a previous step STEP1 STEP2 STEPS Capacity Btu h MODE A COMP COMP Cooling O 12k Heating O Cooling 18 Heating O m Cooling O Heating O Cooling 9 30k Heating Cooling 36k Heating 9 I Cooling Heating O Comp Capacity Definition 1 Comp B 50 COMP 2 Comp A 50 COMP Comp A B 100 COMP 128 Universal System Air Conditioner Outdoor Units 2 Operation field for Temp Outdoor Temp 46 45 1 Step Down 44 C 43 C Standard Step 21 C 22 G 23 C 24 Indoor Temp Outdoor Temp 18 17 1 Step Down 230 24 C 27 C 28 C Indoor Temp The standard field Operating COMP standard step
132. pressor Suction pipe Temp ACCUM The pipe Temp of outdoor unit Control subject The suction pipe of indoor unit T Target The pipe Temp of outdoor unit The degree of superheat 3 EEV control a Superheating control Cooling Mode Superheating T superheating Tout Tin 2 C LEV pulse up T superheating gt 2 C LEV pulse down T superheating 2 C b Target Temperature Control Cooling mode case outdoor temperature gt 39 C Target superheating T target Tin 18 C LEV pulse up T target lt 18 LEV pulse down T target gt 18 c Target Temperature Control Heating mode LEV pulse up T target gt Tout LEV pulse down T target Tout d LEV pulse change Value 8 pulse 1 gt 4 C 4 pulse 4 C gt 1 gt 3 C 2 pulse 3 C gt 1 gt 190 130 Universal System Conditioner Outdoor Units 4 Compressor Discharge Temp Control After 1 min of normal control if it is satisfied with fomula below it starts to control of Comp Discharge Temp Cooling mode The present degree of superheat lt 3 Option Heating mode The target degree of superheat lt 0 The present degree of superheat lt 0 Option The present degree of superheat gt 0 The present degree of superheat lt 5 Option The target degree of superheat is decided for indoor unit and operation mode The target Temp of discharge pipe is decided for indoor unit outdo
133. r 21 5 Control Multi Stage 100 operation 40 operation 5 10 15 20 Service Manual 79 Variable SINGLE Low Ambient Control If the outdoor temperature drops below certain temperature liquid back to the compressor is prevented by reducing out door fan speed It can prevent frosting of evaporator and keep cooling operation on Heating Capacity Improved Using MPS technology LG s air conditioning sys 12094 11590 124 tem achieved world s best wide range of tion which is from 12 120 in cooling mode and from 12 138 in heating mode to give quicker cooling and heating Compared cooling capacity Standard heating capacity 12096 Max heating capacity 13896 Before Now Befor Now L STD Max Energy Saving Gold Fin Outdoor Heat Exchanger fins are coated with anti corrosive amp hydrophilic layers It prevents the corro sion of heat exchanger Fins remain as new even after long time of operation and maintain efficiency of heat exchanger constant It also saves power amp B maintenance Cost Salt Spray Test Result After 360 hours mm Test Standard ASTM B 117 KS D 9502 80 Universal System Air Conditioner 2 Specifications Variable SINGLE Nominal Capacity and Nominal Input For combination indoor units outdoor units
134. r Discharge Outlet 4 4 4 Airflow Direction control left amp right Airflow Direction control up amp down Auto Auto Auto Airflow Steps Fan Cool Heat 3 4 38 3 4 3 3 4 3 Auto Auto Elevation Grille Accessory Accessory Accessory Auto Operation Auto Restart Operation Auto Swing Central Control Accessory Accessory Accessory CHAOS Wind Auto wind Child Lock Function Cooling amp Fan Operation Cooling Only Cooling heating amp Fan Operation Heat Pump Defrost Deodorizing Filter Drain Pump E S P Control Electric Heater Environment Friendly Refrigerant Fire Alarm Function Forced Operation Group Control High Ceiling Operation Hot Start Jet Plasma Air Purifier Prefilter Washable Anti fungus Self Diagnosis Sleep Soft Dry Operation Swing Control Tele Control Accessory Accessory Accessory Temperature Control Test Function Time Delay Safety function Two Thermistor Control Wired LCD Remote Control Wireless Remote Control Accessory Accessory Accessory Zero Standby Power Notes O Basic Optional Factory Installed Accessory Fie
135. re controller Thermistor Thermistor Thermistor Coil Tube Size OD inch mm 0 275 7 0 275 7 0 275 7 Fins per inch 21 21 21 No of Rows amp Column 2R12C 2R12C 2R12C Dehumidification Rate 4 0 5 5 6 5 Dimensions Indoor Unit inch mm 33 1 11 3 33 1 840 288 840 33 1 11 3 33 1 840 288 840 33 1 11 3 33 1 840 288 840 W H D Decoration Panel inch mm 37 4 1 2 37 4 950 30 950 37 4 1 2 37 4 950 30 950 37 4 1 2 37 4 950 30 950 Net Weight Indoor Unit kg Ibs 32 70 4 32 70 4 32 70 4 Decoration Panel kg Ibs 5 11 5 11 5 11 Piping Connection Liquid inch mm 1 4 6 35 3 8 9 52 3 8 9 52 Gas inch mm 5 8 15 88 3 4 19 05 3 4 19 05 Drain hose ID 0 inch mm 1 26 32 1 26 32 1 26 32 Packing Dimension Indoor Unit inch mm 36 4 13 8 36 4 925 350 925 36 4 13 8 36 4 925 350 925 36 4 13 8 36 4 925 350 925 W H D Decoration Panel inch mm 40 6 3 5 40 6 1 030 90 1 030 40 6 3 5 40 6 1 030 90 1 030 40 6 3 5 40 6 1 030 90 1 030 Stuffing Quantity Without S Parts 20 40ft 72 144 72 144 72 144 For outdoor units Single Split See chapter MPS Variable SINGLE A AUUH B Application Split Simultaneous operation See chapter MPS Variable SINGLE A AUUH B Notes 1 Capacities are based on the following conditions Cooling Indoor Temperature 27 C 80 6 F DB 19 C 66 2 F WB Outdoor Temperature 35 C 95 F DB 24 C 75 2 F WB Interconnecting Piping Length 7 5m Level Difference of Zero He
136. rent Amperes A The relationship between the starting time and starting current Starting current MSC Starting time Units are suitable for use on electrical system where voltage supplied to unit terminals is not below or above listed range limits a Select wire size based the RLA is based on the following conditions Indoor temperature 27 DB 19 0 WB Outdoor temperature 35 DB 96 Universal System Air Conditioner Maximum allowable voltage unbalance between phase is 2 MFA is used to select the circuit breaker and ground fault circuit interrupter each leakage circuit breaker Variable SINGLE 7 Operation Range Item Range Inlet air temperature Cooling 46 114 8 Standard operation 10 14 Outdoor temperature C D B F 14 57 2 24 75 2 Indoor air temperature C W B F Inlet air temperature Heating js 15 5 59 9 y e 2 T Standard operation amp E _ 5 10 14 o 5 14 57 2 28 82 4 Indoor air temperature D B F Power source Rating 10 Voltage at starting Min 85 of rating Service Manual 97 Variable SINGLE 8 Installation 8 1 Selection of the best location f a roof is built over the unit to prevent direct sunlight or rain exposure make sure that heat radiation from the condenser is not restricted
137. resh Air Generating plasma Odour Odour molecule High Head Drain Pump 700mm e Built in Drain Pump drains out water automatically A standard drain head height of up to 700 mm is possible creating the ideal solution for perfect water drainage Slope 1 50 1 100 Maximum 700mm 4 7 Hard T Ceiling Board High Ceiling Corresponding Operation According to the height of the installation it provides vari ability of indoor fan motor rpm If the height of installation is low then you can adjust low rpm of indoor fan motor On the other hand if the height of the installation is high you can adjust high rpm of indoor fan motor Selection of speed can be done by slide switch at the back of the LCD wired remote High Ceiling Switch selection Ceiling Height Low Ceiling Less than 2 7m Standard 2 7 3 3m High Ceiling Over than 3 3m N C gt 1 eed 421 w Tele Control Accessory di P ON 1 OFF provides you ease of control Air conditioner 4 ree 5 be switched on off by the telephone It _ saves time 4 energy Advance Telephone case of Going Before Coming Home Without Turning off the Air Conditioner 12 Universal System Air Conditioner Ceiling Cassette 4 way Child Lock Function It prevents the children or ot
138. s function is to swing the louver up and down automatically Soft Dry Operation e The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control E Cooling Mode Operation e When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote con troller and the operation diagram is as following Intake Air Temperature Thermo On SET TEMPERATURE 0 5 Thermo Off SET TEMPERATURE 0 5 More than 3 minutes More than 3 minutes Selected INDOOR FAN Speed Low Selected Speed Low Selected Speed Swirl Swing Control 2 4 is almost vane closed while vane1 3 is opened Vane 1 3 and vane 2 4 turn over minutely 120 Universal System Air Conditioner Vane 1 Vane 2 Vane 3 Vane 4 Ceiling Cassette Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Indoor unit Heat Exchanger temperature Intake Air Temperature Setting Temperature 4 C Unit Sensing 2 C Remo Sensing Thermo OFF Setting Temperature 2 C Unit Sensing 0 C Remo Sensing Thermo ON COMP Outdoor fan Indoor fan 4way valve Hot
139. ss of control panel 3 For the cooling model fix the other side of the clamp with a screw strongly For the heat pump model put the 0 75 cable thinner cable on the clamp and tighten it with a plastic clamp to the other boss of the control panel 4 In Australia the length of power supply cord measured from the entry of the power supply cord to the middle of live pin on the power plug should be over 1 8m 50 Universal System Air Conditioner Ceiling amp Floor CAUTION 1 Install declination of the indoor unit is very important for the drain of the convertible type air conditioner 2 Minimum thickness of the insulation for the connecting pipe shall be 7mm 3 If the Installation Plates are fixed to horizontal line the indoor unit after installing will be declined to the bottomside The unit must be horizontal or declined to the drain hose connected when finished installation Ceiling Drain hose Ceiling The unit must be declined to the bottomside when finished installation eiling Z Service Manual 51 Ceiling amp Floor N CAUTION After the confirmation of the above conditions prepare the wiring as follows 1 Never fail to have an individual power specially for the air conditioner As for the method of wiring be guided by the circuit diagram pasted on the inside of control box cover
140. start Control The indoor fan does no rotate until the evaporator piping temperature will be reached to 21 C The operation diagram is as following Pipe temperature 32 C 29 C 23 C 21 C 17 Indoor fan speed COMP SELECTED FAN LOW LOLOW Wi LOW Service Manual 121 Ceiling Duct Ceiling Duct Type The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by microcontroller control Cooling Mode Operation e When selecting the Cooling Mode Operation the unit will operate according to the setting by the remote controller and the operation diagram is as following Intake Air Temperature SET TEMPERATURE 0 5 Thermo ON SET TEMPERATURE 0 5 Thermo OFF More than More than lt 3 minutes 3 minutes INDOOR FAN Selecting Low Selecting Low Selecting fan speed fan speed fan speed COMPRESSOR ON OFF ON OFF ON 122 Universal System Air Conditioner Ceiling Duct Heating Mode Operation The unit will operate according to the setting by the remote controller and the operation diagram is shown as following Indoor unit Heat Exchanger temperature Intake Air Temperature Setting Temperature Low fan during 10sec 4 C Unit Sensing 2 C Remo
141. su otc ot ERE ERR eee ODE EU MEC esti Ap TE DRE ERE ee 04 Communcation error between in 05 7 Indoor Out Piping sensor error enne nennen nenne nnne e nennen renes n nnns n rennen nnns nen rennen 06 Difermt mode operation Au Saa aa ash aaa a tated upa a hasqa dh 07 Type and code of outdoor unit error ERROR CODE Outdoor unit outdoor temperature Thermister open short 44 Outdoor unit pipe temperature Thermister open short 45 Excess of capacity inconsistency with option capacity setup in outdoor 51 42 Communication between indoor unit and outdoor unit in available 5 43 D Pipe Temperature High A 33 d D Pipe thermister AAA 47 45 Outdoor unit suction temperature Thermister open short A 48 Countermeasure of error occurred 1 For error as described in above item b 43 44 Stops operation of the outdoor unit Transmits error code to the indoor unit 2 For error as described in above item 4 Transmits error code to the indoor unit For thermister error error terminates after powering off Excess of capacity Where capacity of the outdoor unit differs from capacity of the indoor unit Error display 3 Error of the discharge temperature sensor is processed in following method For sensor open process check 4 minutes after COMP operatio
142. t is subjected during the course of transportation Check them and make sure that they are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Specification of power source 5 Confirm that electrical capacity is sufficient 6 Be sure that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 7 Confirm that the cable thickness is as specified in the power sources specification Particularly note the relation between cable length and thickness 8 Never fail to equip a leakage breaker where it is wet or moist 9 The following troubles would be caused by voltage drop down Vibration of a magnetic switch damage on the contact point there of fuse breaking disturbance to the normal function of a overload protection device Proper starting power is not given to the compressor Service Manual 35 Ceiling Cassette 4 way 9 Accessories Standard Accessories Drain hose Clamp metal Washer for hanging backet Insulation for fitting 8 EA Optional Accessories For Unit 1SET Paper pattern for installation Owner s manual Installation manual for gas pipe c for liquid pipe No Item Type Model No Component Parts Wireless remote control 1EA i ith ai ifyi e Holder 1EA 1 Wireless remote With air purifying AHWRHD control function Battery 2EA Screw
143. the same height Open the ceiling board along the outer edge of the paper pattern The following parts are local purchasing CAUTION Hanging Bolt W 3 8 or M10 Q Nut W 3 8 or M10 Tighten the nut and bolt to prevent unit from 9 Spring Washer M10 falling off Plate Washer M10 8 3 Wiring Connection Open the control box cover and connect the remote control cord and Indoor power wires Indoor E power cord gt Remote Por dk Viper controller Control Box cover Air inlet side view cord d Control box cover fitting screw 2 units Terminal Block in Indoor 10 29 3 4 Connected to outdoor unit WARNING Make sure that the screws of the terminal are free from looseness Service Manual 31 Ceiling Cassette 4 way 8 4 Installation of Decoration Panel The decoration panel has its installation Before installing the decoration panel direction always remove the paper template Temporarily fix two decoration panel fixing screws hexagon M5 screw on the unit body Tighten by amount 10mm in length The fixing screws hexagon M5 screw are included the indoor unit box 2 Remove the air inlet grille from the decoration panel Remove the hook for the air inlet grille cord 3 Hook the decoration panel key hole gt on the screws fixed in step
144. ting W 1 370 2 060 2 750 4 020 EER Btu h W W W 8 89 2 61 9 57 2 81 9 60 2 81 7 53 2 21 COP Btulh W W W 9 64 2 82 9 61 2 82 9 60 2 81 7 66 2 25 Service Manual MPS Variable SINGLE Input combination indoor units outdoor units Indoor Units ATNH366DLFC ATNH486DLFC ATNH606DLFC Outdoor Units AUUH368C AUUH488C AUUH608C Nominal Capacity Cooling Btu h 36 000 48 000 56 000 W 10 552 14 069 16 414 Heating Btu h 39 600 52 800 61 600 W 11 607 15 476 18 055 Nominal Input Cooling W 4 050 5 840 6 820 Heating W 3 620 5 630 6 910 EER Btu h W W W 8 89 2 61 8 22 2 41 8 21 2 41 COP Btu h W W W 10 94 3 21 9 38 2 75 8 91 2 61 For combination indoor units outdoor units Indoor Units ABNH366GLAC ABNH486RLAC ABNH606RLAC Outdoor Units AUUH368C AUUH488C AUUH608C Nominal Capacity Cooling Btu h 36 000 48 000 56 000 W 10 552 14 069 16 414 Heating Btu h 39 600 52 800 61 600 W 11 607 15 476 18 055 Nominal Input Cooling W 4 050 5 840 6 800 Heating W 4 130 5 630 6 440 EER Btulh W W W 8 89 2 61 8 22 2 41 8 23 2 41 COP Btu h W W W 9 59 2 81 9 38 2 75 9 57 2 80 For combination indoor units outdoor units Indoor Units AVNH366KLAC AVNH486LLAC AVNH606LLAC Outdoor Units AUUH368C AUUH488C AUUH608C Nomin
145. ting time Display temperature can be different from actual room temperature if the remote controller is installed at the place where sun rays are falling directly or the place nearby heat source Service Manual 67 Ceiling Concealed Duct Optional Function Wireless Remote Controller This air conditioner is equipped with wired remote controller basically But if you want to have the wireless remote controller you pay for it Signal transmitter 1 Transmits the signals to the signal receptor 2 9 FAN Operation Button Used to circulate room air without cooling or heat ing Cooling Operation Button Soft Dry Operation Button Used to dehumidify without overcooling Heating Operation Button Heat pump model only Timer Set Button Used to set the timer when the desired time is obtained Then the wired remote controller is set up to 24 hours by an hour but the wireless remote controller is set up to 7 hours by an hour Therefore if you want to set over 7 hours use the wired remote controller Fan Speed Button Used to set the desired fan speed On Off Button Operation starts when this button is pressed and stops when the button is pressed again Set Temperature Button Used to set the temperature when the desired tem perature is obtained Auto Operation Button 10 Plasma Air Clean Button Optional 11 Electric Heater Button Optional Used to set the Electric
146. troller As for operation of Remote Controller use it by directing the trans mitter part of Remote Controller to the receiver part of front panel directly under front panel Do not drop it down or into water Or else there is worry about trouble failure Do not press hard the Remote Controller button with nail ball point pen or other sharp substance Or else there is worry about trouble failure In case when obstacle such as curtain hides the signal reception part of receiver in between the space interval Remote Controller operation is infeasible Service Manual 27 Ceiling Concealed Duct How to Operate the Lift Grill CAUTION Always stop the air conditioner operation for safety before operating lift grill Take heed there is worry about dust fall etc when suction grill descends case when the set automatic stop distance goes wrong check the set value of operation panel and con firm if there is neither obstacle nor mankind When you are not to remove obstacle stop the operation before touching the obstacle 1 Stop the Air Conditioner Operation Automatic Stop Distance of Grill 2 Descend the Suction Grill Depress the down button Then suction grill descends and stops automatically at a certain distance You may stop it at wanted distance point by depressing the stop but ton when descending 3 Raise the Suction Grill Depress the up button 4 Then suction grill goes up an
147. uver is normally geared with the shaft of Stepping Motor f the regular torque is detected when rotating the Vertical Louver with hands Normal Check the connecting condition of CN U D Connector Check the soldering condition on PWB of CN U D Connector m Check the operating circuit of the Vertical Louver e Confirm that there is DC 12V between pin RED of CN U D and GND JL If there problems after above 5 Confirm the assembly conditions that are catching and interfering parts in the rotation radial of the Vertical Louver 108 Universal System Air Conditioner Electronic Control Device IV Electronic Control Device Ceiling Cacsette Ty pe aaa 110 Ceiling Duct Kn 111 Celing 113 Service Manual 109 Ceiling Cassette Type Electronic Control Device dWid Q AM z n N3 Sen MOONI SN ND 11031 5 1 f z lt gt sly EN 30 WC lt gt 11 3
148. ware UNIT AND DRAIN PIPING inclination so water will drain out Alway lay the drain with downward inclination Thermal insulator 1 50 to 1 100 Local supply Prevent any upward flow or reverse flow in any E Drainage pipe part Local supply 5mm or thicker formed thermal insulator shall always be provided for the drain pipe 1 INCORRECT e Install the P Trap or U Trap to prevent Applied U Trap Dimension a water leakage caused by the blocking T of intake air filter A gt 70mm B22C C22xSP SP External Pressure mmAq Ex External Pressure 10mmAq gt 70 B gt 40mm C gt 20mm Drain Pump Service Manual 73 Ceiling Concealed Duct 10 Accessories Standard Accessories Clamp metal Drain hose Insulation for fitting Screws for duct flanges 1 set 1 set for gas pipe c for liquid pipe Optional Accessories For Unit P Owner s manual Installation manual Washers 8 pcs No Item Type Model No Component Parts Wireless remote control 1EA 1 Wireless remote With air purifying AHWRHS e Holder 1 control function AHWRHD LCD Battery 2 e Screw 2 2 Plasma al puirifying _ ABPAHH Plasin Air Purifier Kit 1EA filter Wired Remote Control 1EA Factory sypplied Zone control PCB 3 Zone Control ABZCA
149. website http www lgservice c e mail http www lgeservice p html LG Universal System Air Conditioner CAUTION NIT READ THE SAFETY MANUAL D SERVICE PERSONNEL TABLE OF CONTENTS Safety Precautions uuu 3 Indoor Units eer 8 Ceiling Cassette TEE 10 Ceiling amp 37 Ceiling Concealed BEE 54 Outdoor Units E CEU 76 MPS Variable Single A AUUH C 410 2 11818 78 Troubleshooting Guide Self diagnosis Function EE 102 Electronic Parts Troubleshooting Guide 103 IV Electronic Control Device Ceiling Cassette 110 Ceiling Rer 111 4 GE 113 V Schematic Diagram uuu a 116 Ceiling Rer Ge 117 E EE 118 Functional Description Ceiling Cassette Vue 120 Ceiling DuctType 2 122 Ceiling aaa 125 Outdoor cc 128 VII Explode View and Replacement Parts List Indoor UNIS u rr 140 apta aa hay mana fro dedu is 150 Panel Assembly u cte Dt 173 2 Universal System Air Conditioner Indoor Units E 8 Ceiling Cassette 4 way 1 10 Ceiling e TE 37 Ceiling
150. zontally using a level gauge During the installation care should be taken not to damage electric wires NOTE Avoid the following installation location 1 Such places as restaurants and kitchen where considerable amount of oil steam and flour is generated These may cause heat exchange efficiency reduction or water drops drain pump mal function In these cases take the following actions Make sure that ventilation fan is enough to cover all noxious gases from this place Ensure enough distance from the cooking room to install the air conditioner in such a place where it may not suck oily steam l 1 Air conditioner q Take enough distance 2 Avoid installng air conditioner in such places where cooking oil or iron powder is generated 3 Avoid places where inflammable gas is generated 4 Avoid place where noxious gas is generated 5 Avoid places near high frequency generators Use the ventilation fan for smoke collecting hood with sufficient capacity Cooking table 30 Universal System Air Conditioner Ceiling Cassette 4 way Ceiling Hanging bolt W3 8 or M10 Nut W3 8 or M10 Keep the length of the bolt from the bracket to 40mm Flat washer for M10 Air Conditioner body accessory Ceiling board Ue Flat washer for M10 accessory Paper pattern Set screw of Nut for installation paper pattern 4 pieces W3 8 or M10 Adjust

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