Haier HSU-12HSA03 Service Manual Download

Page: 66 / 90

Haier air conditioner

Edition: 20070116

- 66 -

HSU-12HSA03/R2(DB)

Cooling suction pressure table

Outdoor temp. (Humidity 46%)

Indoor temp.

DB/WB

718

760

821

735

782

830

751

792

849

755

792

849

780

832

881

834

896

940

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Outdoor Temp

DISCHARGE PRESSUR

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Summary of Contents for HSU-12HSA03

Page 1: ...LLY TO DIAGNOSE TROUBLE CORRECTLY BEFORE OFFERING SERVICE THIS MANUAL IS USED BY QUALIFIED APPLIANCE TECHNICIANS ONLY HAIER DOES NOT ASSUME ANY RESPONSIBILITY FOR PROPERTY DAMAGE OR PERSONAL INJURY FO...

Page 2: ...re curves 47 6 2 2 Heating capacity temperature curves 49 6 3 Air outlet temp ambient temperature curves 51 6 4 1 Cooling discharge pressure curves 53 6 4 2 Cooling suction pressure curves 55 6 4 3 He...

Page 3: ...vice the unit WARNING To avoid risk of personal injury or death due to electrical shock DO NOT under any circumstances alter the grounding plug Air conditioner must be grounded at all times Do not rem...

Page 4: ...ative ion Intelligent airflow Entire auto mode ESF filter Easy clean design Main Specification Cooling Capacity 2400W Power Input 680W Current Input 3 50A EER 3 53 Heating Capacity 2650W Power Input 7...

Page 5: ...ative ion Intelligent airflow Entire auto mode ESF filter Easy clean design Main Specification Cooling Capacity 3300W Power Input 1078W Current Input 4 9A EER 3 06 Heating Capacity 3600W Power Input 1...

Page 6: ...ng 18 46 18 46 Operating temp range Heating 15 24 15 24 H rpm 1150 1300 M rpm 950 950 Indoor fan Velocity L rpm 740 740 Outdoor fan Velocity rpm 710 800 Indoor Air Volume High m3 400 450 Max pressure...

Page 7: ...35 6 35 Gas pipe Diameter mm 9 52 12 7 Standard length m 5 5 Refrigerant Pipe Max length m 15 15 Length mm 2000 2000 Drain Hose Diameter mm 16 16 Drainage pipe material diameter mm 16 16 Remote Contro...

Page 8: ...6 PTF2 TBCH2 SCL 7 PTF3 TBCH3 Buzzer 8 PTF4 TBCH0 Swing stepping motor A 9 NC 10 PTF7 Swing stepping motor D 11 PTF5 TBCH1 Swing stepping motor B 12 PTF6 Swing stepping motor C 13 PTE0 TXD network out...

Page 9: ...KBD4 central control output 50 PTD4 TBCLK empty 51 PTD5 G V LCS K health H heat 52 PTD6 TACLK G V WR K operation H dry 53 PTD7 G V DA K power supply H cool 54 VREFH VCC 55 VDDA VCC 56 VSSA GND 57 CGMX...

Page 10: ...temperature sensor is ignored when the heat mode is ON and the indoor fan is OFF as well as after warm start indoor fan operate for 30 seconds in order to avoid affection of heat exchanger 2 2 When fr...

Page 11: ...opped after detected continuously for 120 seconds After operation starts when compressor turns off at the first time based on the above conditions the unit should operate according to T variable data...

Page 12: ...ng area Heating FQHOT 0 7 30 140Hz A H Heat in Silence mode FQSHOT 0 2 30 72Hz F H Dry FQDRY 0 7 30 98Hz B H Cooling FQCOOL 0 7 30 98Hz B H Cooling in silence mode FQSCOOL 0 2 30 64Hz F H The maximum...

Page 13: ...ot off During the heat making operation communication of outdoor unit will deliver defrosting signal I21 10 indoor unit will be based on defrosting controlling It will continue until communication of...

Page 14: ...ective revolutions When air capacity is set for controlling by hand it is the revolution of High Low 2 When it runs automatically it is the revolution of automatically high automatically low 2 No acco...

Page 15: ...ed on the heat exchange temperature The fan motor operating with low speed when heat exchange temperature is between 35 2 and 25 2 The fan motor always operates with little low speed when heat exchang...

Page 16: ...tem received command from the outdoor unit communication I21 11 during low temperature and defrosting in heat mode to control the air capacity it is the same with through the heat exchange temperature...

Page 17: ...t operating is based on enhanced cool silence function in the cool mode the main unit operated by the enhanced heat silence function in the heat mode the main unit will operate is based on no enhanced...

Page 18: ...mand the negative ion generator will be activated to emit the negative ion if the fan motor is operating When the fan motor is OFF the negative ion generator will OFF When the negative ion generator i...

Page 19: ...he variant selection mode 9 1 Automation operating mode Automation operating is on MCU will select corresponding operation mode based on the room temperature to preserve the set temperature set temper...

Page 20: ...operate continuously in the cool mode if the unit operating in the heat mode when system temperature arrive at stop value of compressor the compressor to off and stop continuously for 15 minutes and...

Page 21: ...ion controlling will be ignored After enhanced cool operation start release temporarily the low load protection control for 3 minutes THLH 3 2 1 0 7 4 6 2 2 0 5 High load protection control If selecti...

Page 22: ...at four direction valve couldn t be switched or the compressor restarts except the defrosting mode in the heat operation if the temperature of heat exchanger keeps below THHOTLTH 4 5 for TMHOTLTH 90 s...

Page 23: ...n mode During indoor single operating simulation outdoor send following information to indoor Output frequency 58 Hz error defrosting status is 17654 0001 13 0 121 01 outdoor temperature elever K54 00...

Page 24: ...in 7s resound 7 times b then operating as following enter min capacity rated frequency operating panel show cool status have ration in communication Enter rated frequency operation Panel show cool sta...

Page 25: ...e sensor fault E3 Total current Over Current Use in split unit E4 EEPROM error E5 Cool icing E6 Reset E7 Communication fault between indoor and outdoor unit E8 communication between panel and indoor u...

Page 26: ...t emergencies operating When power off Press the emergency switch in 5s 10s to start running in When power off continues Press the emergency switch in 10s 15s to indicate last fault When power off Pre...

Page 27: ...direction when the unit is cool dry fan Position 1 Initial position position 2 position 3 position 4 position 5 position 6 circulating 20 1 4 2 The swing will move in the following direction when the...

Page 28: ...wing appears alarm the swing will continues During start operating confirm adjustment position that is foreign to on off of temperature sensor When stop move from current position to full close When s...

Page 29: ...URO VHW SRVLWLRQ 2SHUDWLQJ PRGH IRU WKH YHQWLODWLRQ SRVLWLRQ LV VHW DFFRUGLQJ WR WKH LQGLFDWLRQ RI UHPRWH FRQWURO DQG UHPRWH FRQWURO VHW PRGH H FHSW WLPHU RQ PRGH KHQ VWDUW RSHUDWLQJ WR WKH VHW SRVLWL...

Page 30: ...04 0 50 12 169 24 0 53 11 159 17 0 56 10 149 77 0 59 9 140 99 0 62 8 132 78 0 65 7 126 11 0 69 6 117 93 0 73 5 111 22 0 76 4 104 93 0 80 3 98 04 0 84 2 93 52 0 88 1 88 35 0 92 0 83 50 0 97 1 78 94 1 0...

Page 31: ...2 67 32 16 65 2 73 33 15 92 2 78 34 15 22 2 84 35 14 56 2 89 36 13 93 2 95 37 13 04 3 00 38 12 77 3 05 39 12 23 3 10 40 11 71 3 15 41 11 22 3 20 42 10 76 3 25 43 10 31 3 30 44 9 89 3 35 45 9 46 3 39 4...

Page 32: ...7 2 84 4 38 78 2 74 4 40 79 2 65 4 42 80 2 56 4 43 Indoor pipe sensor outdoor ambient sensor defrosting sensor Temperature R KO Power Input V 20 90 79 0 90 19 85 72 0 95 18 80 96 0 99 17 76 51 1 04 16...

Page 33: ...14 16 09 2 77 15 15 38 2 83 16 14 71 2 88 17 14 08 2 93 18 13 48 2 99 19 12 90 3 04 20 12 38 3 09 21 11 64 3 14 22 11 34 3 19 23 10 87 3 24 24 10 43 3 29 25 10 00 3 33 26 9 59 3 38 27 9 21 3 42 28 8 8...

Page 34: ...26 54 3 33 4 28 55 3 22 4 31 56 3 11 4 33 57 3 00 4 35 58 2 90 4 37 59 2 81 4 38 60 2 72 4 40 61 2 63 4 42 62 2 54 4 44 63 2 45 4 45 64 2 36 4 47 65 2 30 4 48 66 2 23 4 50 67 2 15 4 51 68 2 09 4 53 6...

Page 35: ...9 19 6953 2930 5851 9864 4920 6791 2 82 2 38 18 6515 8375 5494 2064 4628 5894 2 80 2 37 17 6108 5393 5160 4621 4355 6078 2 79 2 37 16 5729 1413 4848 9963 4100 3708 2 77 2 36 15 5375 5683 4558 1906 386...

Page 36: ...65 2 24 2 02 18 807 3024 723 4134 647 6580 2 22 2 00 19 766 4212 687 8205 616 7252 2 20 1 99 20 727 8172 654 1596 587 4271 2 18 1 98 21 691 3524 622 3161 559 6694 2 16 1 96 22 656 8979 592 1831 533 36...

Page 37: ...122 1630 115 3645 1 40 1 34 58 123 8956 117 2504 110 8618 1 37 1 32 59 118 7926 112 5589 106 5564 1 35 1 30 60 113 9241 108 0776 102 4388 1 32 1 28 61 109 2784 103 7961 98 5000 1 30 1 26 62 104 8443...

Page 38: ...26 1970 1 45 1 41 98 27 9078 26 5864 25 3048 1 49 1 44 99 27 0160 25 7110 24 4470 1 53 1 48 100 26 1569 24 8685 23 6222 1 57 1 52 101 25 3290 24 0574 22 8291 1 61 1 55 102 24 5311 23 2765 22 0662 1 6...

Page 39: ...2 51 127 11 5475 10 7046 9 9142 2 72 2 55 128 11 2242 10 3957 9 6197 2 77 2 59 129 10 9112 10 0970 9 3352 2 81 2 63 130 10 6084 9 8082 9 0602 2 86 2 67 131 10 3151 9 5288 8 7945 2 91 2 71 132 10 0312...

Page 40: ...utdoor mainboard blinks 15 times 1 The outdoor mainboard needs dehumidification 2 The outdoor mainboard needs dehumidification 3 The linking cable between the indoor and outdoor units is not well conn...

Page 41: ...blinks once at frequency of 1 Hz 1 E4 the indoor PCB might be damaged 2 F12 the outdoor PCB might be damaged E14 1 Whether Terminal CN2 on the indoor mainboard is well inserted or not 2 The indoor ma...

Page 42: ...2 Measure the temperature at the room temperature sensing head Check the specifications of the sensor to decide whether the sensor is damaged or not Firstly check whether Terminal CN8 CN6 on the indoo...

Page 43: ...between its two jumpers 2 Measure the temperature at the room temperature sensing head Check the specifications of the sensor to decide whether the sensor is damaged or not Firstly check whether Term...

Page 44: ...WGRRU SRZHU VXSSO 9 DQG 9 ZLWK D PXOWLPHWHU 1R I 9 LV DYDLODEOH EXW QRW WKH SRZHU PRGXOH LV GDPDJHG UHSODFH LW ZLWK D QHZ RQH I NHHSV RQ OLJKWLQJ I EOLQNV LQWHUUXSWHGO PHDVXUH WKH YROWDJH EHWZHHQ XPSH...

Page 45: ...63 8 3 8 7 PRGXOH LV GDPDJHG H SODFH LW ZLWK D QHZ RQH I EOLQNV LQWHUUXSWHGO PHDVXUH WKH YROWDJH EHWZHHQ XPSHUV DQG RI RQ WKH LQGRRU PDLQERDUG ZLWK D PXOWLPHWHU I WKH YROWDJH YDULHV EHWZHHQ DQG 9 7KH...

Page 46: ...is poor 2 The compressor is damaged Within 3 minutes after the machine is supplied with power and turned on with the remote controller the outdoor unit stops shortly after startup and the compressor...

Page 47: ...door unit and Malfunctions occur after running for some time even though the measured temperature is below 110 Pull out the exhaust sensor and measure its resistance at standard temperatures Check whe...

Page 48: ...are reported before or upon the compressor being started up The compressor is started normally but malfunctions are reported after it has run for some time Check the power supply If the voltage is too...

Page 49: ...n the three terminals U V W and whether the two terminals P N of IPM module and the diode characteristic is exist IPM Module might be poorly radiated and need to be recoated with heat conducting paste...

Page 50: ...rature is below 65 and the malfunction is reported after the machine has run for some time Check whether the indoor unit blows poorly due to blocked filters or poor condition of the fan Use some tools...

Page 51: ...Haier air conditioner Edition 20070116 51 E4 Indoor EEPROM error Replace the PCB of indoor unit F12 Outdoor EEPROM error Replace the PCB of outdoor unit...

Page 52: ...ndoor unit PCB Yes Yes NO YES whether terminal CN13 and CN7 on indoor PCB well inserted or not Pull out and reinsert the terminals Electrify the machine again and turn it on in the cooling operation M...

Page 53: ...are well inserted 2 Check whether the connected wire between IPM and outdoor is well Electrify the machine again and turn it on check whether the voltage between 1 and 4of Terminal CN7 is about 12V D...

Page 54: ...needs replacing Check whether there is voltage of 187 260VAC between Positions 1 and 2 on the terminal block of the outdoor unit Check power supply Check whether there is voltage of 187 260VAC betwee...

Page 55: ...n is pressed down shoot the trouble as follows No Check whether the voltage between Positions 1 and 2 on the terminal of the indoor unit is 230V AC Check whether the FUSE of the indoor mainboard is bu...

Page 56: ...Haier air conditioner Edition 20070116 56 6 Performance curves diagram 6 1 High drop and long pipe capacity modification curves...

Page 57: ...6 1669 1518 18 14 2534 2460 2386 2336 2060 1986 1811 1615 20 15 2610 2537 2460 2409 2179 2048 1854 1666 22 16 2672 2625 2580 2493 2254 2082 1838 1729 25 18 2849 2754 2671 2615 2365 2187 1963 1780 27 1...

Page 58: ...1 3321 3163 3056 2781 2680 2372 2100 20 15 3524 3425 3322 3252 2941 2765 2417 2183 22 16 3667 3544 3442 3365 3043 2811 2543 2345 25 18 3846 3718 3605 3478 3192 2900 2669 2444 27 19 3969 3837 3713 3586...

Page 59: ...rves HSU 09HSA03 R2 DB Heating capacity Temp curves Outdoor temp Indoor temp Humidity 46 DB WB 20 15 20 12 20 14 5 27 18 5 2336 2313 2341 2280 0 2534 2488 2437 2397 5 2610 2600 2575 2564 7 6 2742 2697...

Page 60: ...B Heating capacity Temp curves Outdoor temp Indoor temp Humidity 46 DB WB 20 15 20 12 20 14 5 27 18 5 2536 2513 2541 2480 0 2734 2688 2637 2597 5 2810 2800 2775 2764 7 6 2942 2897 2861 2805 10 3049 30...

Page 61: ...10 10 10 64 12 16 12 85 11 77 11 19 20 15 10 29 10 64 10 91 11 65 13 46 13 97 12 82 12 39 22 16 10 74 11 20 11 68 12 31 14 19 15 00 13 51 12 80 25 18 11 63 12 14 12 52 12 93 14 85 15 50 14 44 14 10 2...

Page 62: ...63 9 65 9 18 20 15 8 38 8 72 8 95 9 55 11 03 11 54 10 51 10 00 22 16 8 81 9 18 9 56 10 09 11 63 12 30 11 08 10 50 25 18 9 65 9 95 10 27 10 60 12 18 12 82 11 84 11 27 27 19 10 18 10 50 11 00 11 39 13...

Page 63: ...ure curves HSU 09HSA03 R2 DB Cooling discharge pressure table Outdoor temp Humidity 46 Indoor temp DB WB 16 19 22 15 2183 2315 2560 25 2469 2640 2800 30 2864 2990 3260 35 3143 3290 3480 40 3275 3490 3...

Page 64: ...03 R2 DB Cooling discharge pressure table Outdoor temp Humidity 46 Indoor temp DB WB 16 19 22 15 2286 2469 2725 25 2530 2689 2908 30 2864 3114 3267 35 3165 3400 3553 40 3355 3575 3744 45 3440 3663 382...

Page 65: ...n pressure curves HSU 09HSA03 R2 DB Cooling suction pressure table Outdoor temp Humidity 46 Indoor temp DB WB 16 19 22 15 718 749 798 25 727 768 817 30 744 782 820 35 749 779 820 40 782 821 864 45 846...

Page 66: ...SU 12HSA03 R2 DB Cooling suction pressure table Outdoor temp Humidity 46 Indoor temp DB WB 16 19 22 15 718 760 821 25 735 782 830 30 751 792 849 35 755 792 849 40 780 832 881 45 834 896 940 22 1 68 7...

Page 67: ...9HSA03 R2 DB Heating discharge pressure table Outdoor temp Humidity 46 Indoor temp DB WB 15 20 25 15 2109 2226 2400 10 2155 2277 2454 5 2256 2467 2600 0 2430 2615 2734 5 2527 2697 2851 10 2595 2779 29...

Page 68: ...discharge pressure table Outdoor temp Humidity 46 Indoor temp DB WB 15 20 25 15 2087 2226 2400 10 2179 2320 2462 5 2309 2417 2560 0 2446 2569 2734 5 2520 2668 2877 10 2590 2779 2990 15 2713 2903 3067...

Page 69: ...rves HSU 09HSA03 R2 DB Heating suction pressure table Outdoor temp Humidity 46 Indoor temp DB WB 15 20 25 15 550 607 662 10 571 622 660 5 589 629 675 0 605 637 719 5 648 708 760 10 703 755 820 15 745...

Page 70: ...DB Heating suction pressure table Outdoor temp Humidity 46 Indoor temp DB WB 15 20 25 15 550 607 660 10 571 622 660 5 600 653 688 0 605 664 712 5 651 708 760 10 695 755 824 15 754 831 901 20 855 924...

Page 71: ...00 1315 1236 18 14 1917 1866 1800 1720 1545 1489 1400 1310 20 15 1982 1920 1845 1764 1634 1536 1408 1315 22 16 2061 1969 1935 1870 1691 1562 1445 1347 25 18 2137 2066 2003 1961 1774 1667 1491 1366 27...

Page 72: ...2519 2415 2365 2180 2010 1887 1783 20 15 2676 2592 2491 2410 2263 2073 1936 1827 22 16 2782 2658 2612 2524 2383 2108 1951 1818 25 18 2885 2789 2704 2648 2448 2251 2089 1931 27 19 2977 2878 2802 2700...

Page 73: ...6 1240 1300 1392 18 14 611 721 827 978 1173 1245 1360 1452 20 15 594 720 857 1011 1213 1302 1365 1492 22 16 641 756 870 1026 1231 1320 1385 1540 25 18 657 723 880 1074 1261 1337 1419 1551 27 19 663 77...

Page 74: ...55 1009 1158 1369 1642 1762 1904 2072 20 15 846 1008 1200 1416 1699 1823 1911 2088 22 16 897 1059 1218 1436 1723 1849 1985 2156 25 18 920 1066 1232 1467 1766 1872 1987 2171 27 19 924 1090 1280 1478 17...

Page 75: ...63Hz 125Hz 250Hz 500Hz 1000Hz 2000Hz 4000Hz 8000Hz INDOOR 44 40 29 25 14 0 0 0 OUTDOOR 51 48 44 39 31 26 20 14 HSU 12HSA03 R2 DB NOISE LEVEL 63Hz 125Hz 250Hz 500Hz 1000Hz 2000Hz 4000Hz 8000Hz INDOOR 4...

Page 76: ...SOR DA89X1C 20FZ HSU 09HSA03 R2 DB SERIAL NUMBER 1 2 3 4 5 6 7 FREQUENCY 20 30 40 50 60 70 78 INPUT POWER 346 516 644 888 909 1200 1425 SERIAL NUMBER 1 2 3 4 5 6 7 FREQUENCY 20 30 40 50 60 70 78 INPUT...

Page 77: ...U 12HSA03 R2 DB SERIAL NUMBER 1 2 3 4 5 6 7 FREQUENCY 20 30 40 50 60 70 78 INPUT POWER 455 659 821 1065 1309 1760 1877 SERIAL NUMBER 1 2 3 4 5 6 7 FREQUENCY 20 30 40 50 60 70 78 INPUT POWER 1293 1635...

Page 78: ...Haier air conditioner Edition 20070116 78 7 Wiring diagram 127 6 7 3 576 2 277 1 5 237 21 7 81 7 7 287 7 7 81 7 21 6 127...

Page 79: ...7 03 6 1625 2 7 5 5 8 7 2 5 5 25 25 1 1 02725 6 25 78 81 76 203 7 03 6 1625 1 5 1 21 7 728 3 725 9 1 7 5 3 8 2 1 5 2 75 6 2 7KH FDSDFLWRU UHWDLQV KLJK YROWDJH HYHQ DIWHU WKH SOXJ RII RU RXU VDIHW EH...

Page 80: ...10K C17 0 001UF R39 1K R13 4 7K R14 10K 5V C4 0 1UF C3 0 47UF 275VAC C1 0 1UF 5V 12V 1 3 2 IC3 7805 N 5V 5V R20 51K R58 1K 5V 5V R55 1K C16 0 001UF REV SCK RCK SER GND 5V COM2 COM3 R59 100 R62 100 R6...

Page 81: ...Haier air conditioner Edition 20070116 81 Outdoor Unit...

Page 82: ...nd the floor should be more than 2m more than 10cm more than 10cm more than 10cm Adhesive tape Saddle L S with screws Attention must be paid to the rising up of drain hose Arrangement of piping direct...

Page 83: ...m are lightened Place which is less affected by rain or direct sunlight and is sufficiently ventilated Place possible to bear the unit where vibration and noise are not increased Place where discharge...

Page 84: ...with a weight from the central top of the plate then fasten securely the plate with the attachment steel nail 3 Find the wall hole location A using a measuring tape Find the level position Refer to th...

Page 85: ...terials closely and make sure fixing with adhesive tape Indoor outdoor electric cable and drain hose must be bound with refrigerant piping by protecting tape Cut away with a nipper the lid for piping...

Page 86: ...efully If wiring is not correct proper operation can not be carried out and will cause defect 1 If the supply cord is damaged it must be replaced by the manufacturer or its service agent or a similar...

Page 87: ...nditioner engineer Before adding additional refrigerant perform air purging from the refrigerant pipes and indoor unit using a vacuum pump then charge additional refrigerant Half union Use the same me...

Page 88: ...eakage No gas leakage In case of gas leakage tighten parts of pipe connection If leakage stops then proceed steps Detach the charge hose from the service port open 2 way valve and 3 way Turn the valve...

Page 89: ...tall the drain hose so as to be downward slope without fail Please don t do the drainage as shown below Please pour water in the drain pan of the indoor unit and confirm that drainage is carried out s...

Page 90: ...Haier air conditioner Edition 20070116 Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China http www haier com...

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