Haier 1U26JACFRA Service Manual Download Page 72

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Domestic air conditioner

Step

Procedure

Points

Remove the fixting

screws, then lift

the electrical box

Summary of Contents for 1U26JACFRA

Page 1: ...angers in attempting to service a product Products powered by electricity should be serviced or repaired only by experienced professional technicians Any attempt to service or Repair the product or products dealt with in this service information by anyone else could result in serious injury or death WARNING Qingdao Haier Air Conditioner General corp Ltd All rights reserved Unauthorized copying and...

Page 2: ... 1 2 Specifications 7 3 Sensors list 8 4 Piping diagrams 11 5 Operation range 12 6 PCB Diagram 13 7 Functions and Control 8 Dimensional drawings 9 Conter of gravity 10 Service Diagnosis 11 Performance and cerves diagrams 12 Circuit diagrams 17 47 33 32 32 56 ...

Page 3: ...ty 2600W Platform of outdoor units J J platform Australia Version number Heat pump R32 refrigerant DC inverter Apply toT1 220 240V50Hz 1P h 6 1 U 3 J A C F A R The maximum combination number Type of outdoor unit U normal type Nominal cooling capacity 3500W Platform of outdoor units J J platform Australia Version number Heat pump R32 refrigerant DC inverter Apply toT1 220 240V50Hz 1P h 5 ...

Page 4: ...et before disassembling the equipment for a repair Working on the equipment that is connected to a power supply can cause an electrical shook If it is necessary to supply power to the equipment to conduct the repair or inspecting the circuits do not touch any electrically charged sections of the equipment If the refrigerant gas discharges during the repair work do not touch the discharging refrige...

Page 5: ...e welder in an enclosed room can cause oxygen deficiency 1 2 2 Cautions Regarding Products after Repair Warning Be sure to use parts listed in the service parts list of the applicable model and appropriate tools to conduct repair work Never attempt to modify the equipment The use of inappropriate parts or tools can cause an electrical shock excessive heat generation or fire When relocating the equ...

Page 6: ...dified power cable can cause an electrical shock or fire Placing heavy items on the power cable and heating or pulling the power cable can damage the cable Do not mix air or gas other than the specified refrigerant R 410A R22 in the refrigerant system If air enters the cooling system an excessively high pressure results causing equipment damage and injury If the refrigerant gas leaks be sure to lo...

Page 7: ... an electrical shock or fire If the power cable and lead wires have scratches or deteriorated be sure to replace them Damaged cable and wires can cause an electrical shock excessive heat generation or fire Warning Do not use a joined power cable or extension cable or share the same power outlet with other electrical appliances since it can cause an electrical shock excessive heat generation or fir...

Page 8: ...e attention of the reader to specific information The meaning of each icon is described in the table below 1 2 5 Using Icons List Icon Type of Information Description Note Note A note provides information that is not indispensable but may nevertheless be valuable to the reader such as tips and tricks Caution Caution A caution is used when there is danger that the reader through incorrect manipulat...

Page 9: ...vel 66 B d e r u s s e r p d n u o S B A d r e w o p d n u o S ELECTRICAL SPECIFICATIONS g n i t a e h g n i l o o c 3 0 2 35 A t n e r r u c g n i n n u r l a n i m o N Maximum running current A 4 9 6 1 TECHNICAL SPECIFICATIONS PARTS g n i t a e h g n i l o o c Compressor r o s s e r p m o C y r a t o R e p y T l e d o M 599 W t u p t u o r o t o M Oil type 32 0 L e m u l o v e g r a h c l i O Fa...

Page 10: ...nsors list type Description Qty 3 in 1 i t c e t e d r o f d e s u s t I r o s n e s t n e i b m A e d i s r o o d t u o f o e r u t a r e p m e t g n Suction sensor Its used for detecting suction pipe temperature of compressor to adjust gas flowing 1 Defrosting sensor Its used for controlling outdoor defrosting at heating mode t a e h r e v o f o e s a c n i r o s s e r p m o c r o f d e s u s t ...

Page 11: ...5 B d e r u s s e r p d n u o S B A d r e w o p d n u o S ELECTRICAL SPECIFICATIONS g n i t a e h g n i l o o c 3 58 3 57 A t n e r r u c g n i n n u r l a n i m o N Maximum running current A 5 7 6 1 TECHNICAL SPECIFICATIONS PARTS g n i t a e h g n i l o o c Compressor r o s s e r p m o C y r a t o R e p y T l e d o M 695 W t u p t u o r o t o M Oil type 32 0 L e m u l o v e g r a h c l i O Fan n ...

Page 12: ...ist type Description Qty 3 in 1 i t c e t e d r o f d e s u s t I r o s n e s t n e i b m A e d i s r o o d t u o f o e r u t a r e p m e t g n Suction sensor Its used for detecting suction pipe temperature of compressor to adjust gas flowing 1 Defrosting sensor Its used for controlling outdoor defrosting at heating mode t a e h r e v o f o e s a c n i r o s s e r p m o c r o f d e s u s t I r o s...

Page 13: ...Pinping diagrams Domestic air conditioner 4 Pinping diagrams Filter Filter 11 ...

Page 14: ... Operation range Domestic air conditioner 5ˊOperation range 12 ...

Page 15: ... the module board 10 CN36 Connector for communicate between indoor and outdoor unit 11 CN15 Connector for electric expansion valves 12 CN50 Connector for DRED control 13 CN45 Connector for heating protect wire of terminal block Other Designations 1 FUSE 1 25A 250VAC FUSE 2 3 15A 250VAC 2 LED 1 Keep light representative normal if keep flash interval representative trouble Alarm 3 RV1 RV2 RV3 Varist...

Page 16: ...Connector Wiring Diagram Domestic Air Conditioner 14 PCB 1 CN1 CN2 CN36 CN24 CN10 CN9 CN22 CN11 CN17 CN50 CN47 CN23 CN25 CN28 CN3 CN15 CN7 CN6 CN45 ...

Page 17: ...Connector Wiring Diagram Domestic Air Conditioner 15 PCB 2 CN2 CN3 CN4 CN5 CN6 CN7 CN11 CN10 CN1 CN8 CN9 ...

Page 18: ...Functions and control Domestic air conditioner Wiring diagrams 16 OUTDOOR WIRING DIAGRAM 0010581667K ...

Page 19: ...uency for protection should be prior to the calculated frequency The speed of increasing or decreasing the frequency rapidly 1 1HZ second The speed of increasing or decreasing the frequency slowly 2 1HZ 10seconds 1 ǃThe minimum maximum frequency limitation AˊWhile refrigerating ˢˉ ˉ is the maximum operation frequency of the compressor ˢˉ INˉ is the minimum operation frequency of the compressor BˊW...

Page 20: ...ěKi the number of running machines The calculation of the actual output frequency when there is no healthy airflow F F ED hPhK When the healthy airflow has been set F F ED hPhK airflow speed hK healthy airflow When refrigerating it is needed to satisfy ˢˉ INˉ F ˢˉ ˉ When heating it is needed to satisfy ˢˉ INˉr F ˢˉ ˉr 7 1 2 The outdoor fan control exchange fan When the fan is changed among every a...

Page 21: ...g four way valve control see the defrosting process Four way working in other ways Under the mode of heating open the four way valve when the compressor is not started or changed to non heating mode make sure the compressor is stoped for 2 minutes and then close the four way valve Domestic air conditioner 17 19 During the compressor is started for 3 seconds the outdoor fan is controlled the airflo...

Page 22: ... one cycle of procedure run is one time and about 5ms detection method for each time continuously sampling for 8 times then order them and take the mean value of the middle 2 values take the mean value TTC ć Abnormal stop 115 Decreasing the frequency rapidly 1HZ second 110 Decreasing the frequency slowly 1HZ 10seconds 105 The frequency doesn t change 98 Increasing the frequency 1HZ 10second 95 Inc...

Page 23: ...oor environment temperature is higher than 50ć AC current protection value decreases by 3 5A Domestic air conditioner 21 7 1 5 2 TC high temperature preventing control of the indoor heating unit Tpg_indoor is the highest value of the effective indoor unit start it and it is in accord with the running state The indoor heat exchanger sensor tests the temperature of the indoor heat exchanger If the t...

Page 24: ... ice_temp_4ć the compressor recovers Domestic air conditioner 22 7 1 5 4 Antifreezing protection of the indoor heat exchanger When refrigerating heating prevent freezing Tpg_indoor is the minimum value of the effective indoor unit start it and it is in accord with the running state 11ć ice_temp_4 2 9ć ice_temp_4 Increasing slowly 9ć ice_temp_3 2 Keeping the frequency ice_temp_3 7ć 6ć ice_temp_2 5ć...

Page 25: ...118 2434 1 91 1 73 27 138 1285 124 3392 111 8256 1 89 1 71 23 7 1 5 5 Temperature protection of the outdoor refrigerating coil When the defrosting temperature and the sensor s temperature are higher than 68ć the frequency of the compressor decreases 1hz 10seconds Keep the frequency until it decreases to the lowest frequency When the temperatures are lower than 68ć and higher than 61ć keep the freq...

Page 26: ...9 6112 1 49 1 40 6 43 5912 40 5800 37 7429 1 47 1 39 5 41 4249 38 6207 35 9739 1 45 1 37 4 39 3792 36 7676 34 2983 1 43 1 35 3 37 4465 35 0144 32 7108 1 41 1 33 2 35 6202 33 3552 31 2062 1 38 1 31 1 33 8936 31 7844 29 7796 1 36 1 29 0 32 2608 30 2968 28 4267 1 34 1 28 1 30 7162 28 8875 27 1431 1 32 1 26 2 29 2545 27 5519 25 9250 1 29 1 24 3 27 8708 26 2858 24 7686 1 27 1 22 4 26 5605 25 0851 23 67...

Page 27: ... 9687 5 7007 1 21 1 18 39 6 0170 5 7454 5 4812 1 25 1 22 40 5 7997 5 5316 5 2712 1 29 1 25 41 5 5914 5 3269 5 0704 1 33 1 29 42 5 3916 5 1308 4 8783 1 37 1 33 43 5 2001 4 9430 4 6944 1 41 1 36 44 5 0163 4 7630 4 5185 1 45 1 40 45 4 8400 4 5905 4 3500 1 49 1 44 46 4 6708 4 4252 4 1887 1 53 1 47 47 4 5083 4 2666 4 0342 1 57 1 51 48 4 3524 4 1145 3 8862 1 61 1 55 49 4 2026 3 9686 3 7443 1 65 1 59 50 ...

Page 28: ... 22 2 97 84 1 3730 1 2525 1 1415 3 27 3 01 85 1 3335 1 2153 1 1066 3 32 3 06 86 1 2953 1 1794 1 0730 3 38 3 10 87 1 2583 1 1448 1 0405 3 43 3 15 88 1 2226 1 1113 1 0092 3 48 3 19 89 1 1880 1 0789 0 9789 3 53 3 24 90 1 1546 1 0476 0 9497 3 58 3 28 91 1 1223 1 0174 0 9215 3 64 3 33 92 1 0910 0 9882 0 8942 3 69 3 37 93 1 0607 0 9599 0 8679 3 74 3 42 94 1 0314 0 9326 0 8424 3 80 3 46 95 1 0030 0 9061 ...

Page 29: ...6 7474 2 90 2 42 24 9687 0270 8074 3787 6724 1389 2 88 2 41 23 9057 2314 7564 2244 6311 6413 2 87 2 41 22 8472 2852 7089 4741 5927 0206 2 86 2 40 21 7928 7217 6647 4547 5568 2222 2 84 2 39 20 7423 3626 6235 7109 5233 3554 2 83 2 39 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...

Page 30: ...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 3634 2 14 1 95 23 624 3328 563 6604 508 4261 2 12 1 93 24 593 5446 536 6540 484 7796 2 10 1 92 25 564 4275 511 0760 462 3510 2 09 1 90 26 536 9865 486 9352 441 1516 2 07 1 89 27 511 0105 464 0500 421 02...

Page 31: ...04 8443 99 7046 94 7315 1 28 1 23 63 100 6112 95 7939 91 1253 1 25 1 21 64 96 5692 92 0553 87 6735 1 23 1 19 65 92 7088 88 4805 84 3690 1 20 1 17 66 89 0211 85 0614 81 2048 1 18 1 15 67 85 4976 81 7908 78 1744 1 15 1 12 68 82 1303 78 6615 75 2715 1 13 1 10 69 78 9116 75 6668 72 4902 1 10 1 08 70 75 8343 72 8004 69 8249 1 08 1 06 71 72 8916 70 0561 67 2703 1 05 1 03 72 70 0770 67 4283 64 8213 1 03 ...

Page 32: ...7 108 20 3091 19 1582 18 0563 1 89 1 81 109 19 6899 18 5564 17 4723 1 93 1 85 110 19 0924 17 9761 16 9098 1 98 1 89 111 18 5157 17 4166 16 3680 2 02 1 93 112 17 9590 16 8769 15 8458 2 06 1 96 113 17 4214 16 3564 15 3427 2 10 2 00 114 16 9023 15 8542 14 8577 2 15 2 04 115 16 4010 15 3696 14 3902 2 19 2 08 116 15 9167 14 9020 13 9394 2 23 2 12 117 15 4489 14 4506 13 5047 2 27 2 16 118 14 9968 14 014...

Page 33: ...901 8 7441 8 0495 3 05 2 84 135 9 2322 8 4993 7 8175 3 09 2 88 136 8 9824 8 2623 7 5931 3 14 2 92 137 8 7404 8 0329 7 3760 3 19 2 96 138 8 5059 7 8108 7 1660 3 24 3 00 139 8 2787 7 5958 6 9629 3 29 3 04 140 8 0584 7 3875 6 7664 3 33 3 09 Domestic air conditioner 31 ...

Page 34: ...Dimensional drawings 8 Dimensional drawings 9 Center of gravity 3 2 Domestic air conditioner ...

Page 35: ...B is broken Operation sometimes stops Check the power supply A power failure of 2 to 10 cycles can stop air conditioner operation Equipment operates but does not cool or does not heat only for heat pump Check for faulty operation of the electronic expansion valve Set the units to cooling operation and compare the temperatures of the liquid side connection pipes of the connection section among room...

Page 36: ... 5 Compressor overload F19 6 Power voltage is too high or low F27 7 Compressor blocked F4 8 Overheat protection for Discharge temperature F8 9 Outdoor DC fan motor fault F21 10 Defrost temperature sensor failure F7 11 Suction temperature sensor failure F6 12 Ambient temperature sensor failure F25 13 Discharge temperature sensor failure F30 14 Suction temp of compressor is too high F13 16 Less gas ...

Page 37: ...normal Indoor Display E4 indoor EEPROM error Outdoor display F12 Outdoor EEPROM error Outdoor LED1 flash 1 times 10 10 10 10 10 10 10 10 3 3 10 10 10 10 10 10 10 Indoor AC fan motor malfunction Indoor display E14 This is caused by indoor motor or indoor PCB fault ...

Page 38: ...10 3 4 Outdoor DC fan motor fault Outdoor display F8 LED1 flash 9 times Seivice diagnosis Domestic air conditioner 36 ...

Page 39: ...n Outdoor display Seivice diagnosis Domestic air conditioner 37 Under this error please ensure the refrigerating system pressure is normal and no block then replace power module F1 LED1 flash 2 times F22 LED1 flash 3 times ...

Page 40: ...10 3 6 Over current of the compressor Outdoor Display Domestic air conditioner 38 Seivice diagnosis F2 F23 LED1 flash 24 or 25 times ...

Page 41: ...10 3 7 The communication fault between IPM and outdoor PCB Outdoor display Seivice diagnosis Domestic air conditioner 39 F3 LED1 flash 4 times ...

Page 42: ...10 3 8 Power Supply Over or under voltage fault Outdoor display Domestic air conditioner 40 Seivice diagnosis F19 LED1 flash 6 times ...

Page 43: ...10 3 9 Overheat Protection For Discharge Temperature Outdoor display Seivice diagnosis Domestic air conditioner 41 F4 LED1 flash 8 times ...

Page 44: ...10 3 10 The communication fault between indoor and outdoor Indoor display E7 Outdoor display LED1 flash 15 times Domestic air conditioner 42 Seivice diagnosis ...

Page 45: ...Seivice diagnosis Domestic air conditioner 43 ...

Page 46: ...Seivice diagnosis Domestic air conditioner 44 ...

Page 47: ...Seivice diagnosis Domestic air conditioner 45 ...

Page 48: ...nosis Domestic air conditioner 46 10 3 11 Outdoor Display F11 LED1 flash 18 times 10 3 12 Outdoor Display F28 LED1 flash 19 times Compressor loss of synchronism detection Compressor position detection circuit fault ...

Page 49: ...97 2536 2437 2293 2434 2548 2459 2420 2156 27 19 2700 2638 2534 2385 2531 2658 2558 2517 2246 30 22 2808 2743 2636 2481 2633 2756 2660 2618 2341 32 23 2921 2853 2741 2580 2738 2866 2766 2723 2435 35 24 3038 2967 2851 2683 2847 2981 2877 2832 2503 performance curves cooling value temerature table outdoor temp 1500 1800 2100 2400 2700 3000 cooling capacity W indoor tempe DB WB cooling capacity and i...

Page 50: ... 598 625 648 681 716 758 790 814 828 27 19 622 640 658 688 730 779 808 835 849 30 22 643 660 685 712 751 800 842 863 877 32 23 658 681 704 732 772 835 884 914 929 35 24 671 702 738 775 793 856 898 938 945 performance curves power consumption temp table outdoor temp 500 550 600 650 700 750 800 850 900 950 1000 power consumption w indoor tempe DB WB power consumption and temp curves 10 15 20 25 30 3...

Page 51: ... 2194 15 2058 2095 2221 20 2093 2148 2230 25 2218 2252 2297 30 2350 2457 2539 35 2537 2622 2781 38 2751 2816 2993 40 3024 3174 3339 43 3388 3589 3905 performance curves cooling discharge pressure table indoor temp 1500 2000 2500 3000 3500 4000 15 20 25 30 35 38 40 43 discharge pressure kpa outdoor temp DB WB cooling discharge and temp curves 21 15 27 19 35 24 ...

Page 52: ... 842 978 15 727 850 988 20 733 867 998 25 772 876 1018 30 813 922 1028 35 821 932 1082 38 865 960 1105 40 951 1056 1215 45 1046 1141 1324 performance curves cooling suction pressure table indoor temp 550 650 750 850 950 1050 1150 1250 1350 15 20 25 30 35 38 40 43 suction pressure kpa outdoor temp DB WB cooling suction and temp curves 21 15 27 19 27 19 ...

Page 53: ...65 2126 1861 7 8 2878 2606 2278 2 1 3563 3173 2783 7 6 3537 3323 2916 12 11 3429 3006 2499 18 16 2616 2369 2071 24 20 2150 1932 1692 performance curves heating capacity and indoor outdoor temp table indoor temp humidity 46 1300 1800 2300 2800 3300 3800 heating capacity w outdoor tempe DB WB heating capacity and indoor outdoor temp curves 15 C 20 C 25 C ...

Page 54: ... outdoor temp DB WB 15 20 25 15 807 876 932 10 907 968 1029 7 8 992 1092 1145 2 1 1055 1147 1222 7 6 942 1037 1088 12 11 775 827 879 18 16 620 661 703 24 20 423 463 493 performance curves power consumption value temp table indoor temp humidity 46 300 400 500 600 700 800 900 1000 1100 1200 1300 consumption w 15 20 25 ...

Page 55: ...1 10 2856 2980 3152 7 8 3286 3411 3512 2 1 3402 3698 3801 7 6 3456 3590 3725 12 11 3278 3482 3589 18 16 3132 3273 3315 24 20 2631 2782 2889 performance curves Heating discharge pressure table indoor temp 1000 1500 2000 2500 3000 3500 4000 15 10 7 8 2 1 7 6 12 11 18 16 24 20 suction pressure kpa outdoor temp DB WB heating discharge and temp curves 10 20 27 ...

Page 56: ...2 393 413 10 406 437 456 7 8 502 543 562 2 1 623 664 683 7 6 759 800 819 12 11 861 902 922 18 16 1031 1072 1092 24 20 1221 1262 1282 performance curves heating suction pressure table indoor temp 200 400 600 800 1000 1200 1400 15 10 7 8 2 1 7 6 12 11 18 16 24 20 sucti on pressure kpa outdoor temp DB WB heating suction and temp curves 10 20 27 ...

Page 57: ...52 3124 2940 3120 3266 3153 3103 2638 27 19 3462 3382 3249 3058 3245 3415 3279 3227 2743 30 22 3601 3517 3379 3180 3375 3533 3410 3356 2853 32 23 3745 3658 3514 3307 3510 3674 3547 3491 2967 35 24 3894 3804 3655 3440 3650 3821 3688 3630 3086 performance curves cooling value temerature table outdoor temp 2100 2400 2700 3000 3300 3600 3900 4200 cooling capacity W indoor tempe DB WB cooling capacity ...

Page 58: ...5 877 920 968 1024 1068 1100 1120 27 19 841 866 890 930 987 1053 1093 1129 1149 30 22 869 892 926 963 1015 1081 1138 1166 1186 32 23 890 920 953 990 1043 1129 1195 1216 1226 35 24 908 949 998 1048 1072 1157 1203 1238 1235 performance curves power consumption temp table outdoor temp 700 800 900 1000 1100 1200 1300 1400 power consumption w indoor tempe DB WB power consumption and temp curves 10 15 2...

Page 59: ... 1933 2037 2152 20 2010 2064 2156 25 2071 2144 2246 30 2269 2385 2486 35 2405 2546 2713 38 2647 2734 2906 40 2957 3082 3242 43 3324 3484 3713 performance curves cooling discharge pressure table indoor temp 1000 1500 2000 2500 3000 3500 4000 10 15 20 25 30 35 38 40 43 discharge pressure Kpa outdoor temp DB WB cooling discharge pressure and temp curves 21 15 27 19 35 24 ...

Page 60: ...1 15 27 19 35 24 10 9 2 0 1 6 8 8 7 5 7 15 0 4 0 1 5 9 8 5 6 7 20 0 5 0 1 3 1 9 2 7 7 25 2 7 0 1 2 2 9 3 1 8 30 2 8 0 1 1 7 9 6 5 8 35 9 3 1 1 1 8 9 4 6 8 38 910 1011 1163 40 1001 1112 1279 43 1101 1201 1394 indoor temp performance curves cooling suction pressure table suction pressure Kpa cooling suction pressure and temp curves ...

Page 61: ...44 2140 7 8 3308 2996 2619 2 1 4176 3946 3452 7 6 4120 3812 3325 12 11 3932 3456 2873 18 16 3008 2724 2381 24 20 2471 2222 1945 performance curves heating capacity and indoor outdoor temp table indoor temp humidity 46 1000 1500 2000 2500 3000 3500 4000 4500 heating capacity w outdoor tempe DB WB heating capacity and indoor outdoor temp curves 15 C 20 C 25 C ...

Page 62: ...5 807 876 932 10 907 968 1029 7 8 992 1092 1145 2 1 1045 1137 1165 7 6 942 1037 1088 12 11 775 827 879 18 16 620 661 703 24 20 423 463 493 performance curves power consumption value temp table indoor temp humidity 46 300 400 500 600 700 800 900 1000 1100 1200 1300 power consumption w outdoor tempe DB WB power consumption and temp curves 15 20 25 ...

Page 63: ...3 1 1 4 3 2 7 2 3 2 1 5 4 8 3 8 9 6 3 6 9 3 3 7 6 8 6 7 3 0 9 5 3 7 0 4 3 12 11 5 3 6 3 2 8 4 3 9 5 2 3 18 16 5 7 3 3 3 7 2 3 8 2 1 3 24 20 7 6 8 2 2 8 7 2 1 0 6 2 performance curves heating discharge pressure table indoor temp 1000 1500 2000 2500 3000 3500 4000 15 10 7 8 2 1 7 6 12 11 18 16 24 20 discharge pressure Kpa outdoor temp DB WB heating discharge pressure and temp curves 10 20 27 ...

Page 64: ... 5 2 3 5 2 9 4 2 1 0 7 6 1 5 6 1 1 6 7 6 3 0 8 4 8 7 4 4 7 12 11 4 0 9 4 8 8 4 4 8 18 16 1011 1051 1071 24 20 1197 1237 1257 performance curves heating suction pressure table indoor temp 0 100 200 300 400 500 600 700 800 900 1000 1100 1200 1300 1400 15 10 7 8 2 1 7 6 12 11 18 16 24 20 suction pressure Kpa outdoor temp DB WB heating suction pressure and temp curves 10 20 27 ...

Page 65: ...Circuit diagrams Domestic air conditioner 13 Circuit diagrams 13 1 Outdoor unit control board Circuit Diagrams 55 ...

Page 66: ...Circuit diagrams Domestic air conditioner 12 Circuit diagrams 12 1 Outdoor unit control board Circuit Diagrams 56 ...

Page 67: ...Circuit diagrams Domestic air conditioner 12 2 Module board Circuit Diagram 57 ...

Page 68: ...s Domestic air conditioner Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road 266101 Qingdao China_ Http www haier com Edited by Signed by Approved by Zhen Lingyun He Shiquan Zhang Jing Zhang Xianqiang ...

Page 69: ...Wall Mounted Type DC Inverter FREE MATCH NEW40 Series SERIES NEW40 ...

Page 70: ...air conditioner Remove of front panel Outdoor unit Step Procedure Points 1 Features 1 Loosen the service cover screw and remove the service cover Be careful not to cut your finger by the fins of the heat exchanger ...

Page 71: ...air conditioner Step Procedure Points Step Procedure Points Step Procedure Points 2 Remove the panels 1 Loosen the 7 screws and lift the top panel 2 Loosen the screws of the panel 3 Pull and remove the front panel ...

Page 72: ...3 Domestic air conditioner Step Procedure Points Remove the fixting screws then lift the electrical box ...

Page 73: ...omestic air conditioner Remove the air filters and horizontal flap Step Procedure Points 1 2 Loosen the fixting screws and remove The back protect net 1 Loosen the fixting screws and remove the side panel ...

Page 74: ...5 Domestic air conditioner Remove the casing Step Procedure Points 1 Loosen the fixting screws and remove the side panel 2 Loosen the fixting screws and remove the cross beam ...

Page 75: ...6 Domestic air conditioner Step Procedure Points 3 Loosen the fixting screws remove the fan Loosen the fixting screws and lift the fan motor ...

Page 76: ...7 Domestic air conditioner Release stepping motor 2type Step Procedure Points 1 Remove the fixing screws then lift the fan motor bracket 2 Cut down the and pull out the compressor and remove the ...

Page 77: ...8 Domestic air conditioner Removal of Heat Exchanger Step Procedure Points Loosen the marked fixing screws Loosen the fixting hook and remove the heat exchanger ...

Page 78: ...9 Domestic air conditioner Step Procedure Points Remove the fixing screws then lift the heating pipe Remove the fixing screws then lift the valves ...

Page 79: ...10 Domestic air conditioner Step Procedure Points Remove the fixing screw then lift the valve set ...

Page 80: ...means for disconnection must be incorporated in the Make sure installation is done according to local wiring regulation by professional persons A leakage explosion proof breaker must be installed Make sure ground connection is correct and reliable Read the precautions in this manual carefully before operating the unit This appliance is filled with R32 Do not use means to accelerate the defrosting ...

Page 81: ...oller on a wall place where the indoor unit can receive signals when the uorescent lamps in the room are lightened Outdoor Unit Place which is less affected by rain or direct sunlight and is suf ciently ventilated Place possible to bear the unit where vibration and noise are not increased Place where discharged wind and noise do not cause a nuisance to the neighbors Place where a distance marked i...

Page 82: ...plate rst xed for the 2 Making a Hole on the Wall and Fitting the Piping Hole Cover G Drawing of pipe 3 Installation of the Indoor Unit Rear piping Draw pipes and the drain hose then fasten them with the adhesive tape Left Left rear piping In case of left side piping cut away with a nipper the lid for left piping In case of left rear piping bend the pipes according to the piping direction to the m...

Page 83: ...ce port into the projection of charge hose Iow for gaugemanifold Then connect the projection of charge hose center for gau gemanifold into vacuum pump Open the handle at Iow in 2 gaugemanifold operate vacuum pump If the scale moves of gause Iow reach vacuum condition in a moment check 1 again Vacuumize for over 15min And check the level gauge which should read 0 1MPa 3 76 cm Hg at Iow pressure sid...

Page 84: ...pe Rigid type Wing nut type Imperial type A 0 0 5mm 1 0 1 5mm 1 5 2 0mm rth leakage breaker 4 Flare pipe Lean Damage of are Crack Partial Too outside t c e r r o c n I t c e r r o C On Drainage It becomes high midway The gap with the ground is too smal There is the bad smell from a ditch It waves The end is imm ersed in water Please install the drain hose so as to be downward slope without fail Pl...

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