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SERVICE MANUAL

Wall Mounted Type

DC Inverter

1U35YEFFRA-C

Model No.

This service information is designed for experienced repair technicians only and is not designed for use by the general public.

It does not contain warnings or cautions to advise non-technical individuals of potential dangers 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

2018 (Qingdao Haier Air Conditioner General corp. , Ltd)

Haier Group

Version V1

Date 2020-

Содержание 1U35YEFFRA-C

Страница 1: ...al dangers 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 2018 Qingdao Haier Air Conditioner General corp Ltd All rights reserved Unauthorized co...

Страница 2: ...ns 7 3 Sensors list 8 4 Piping diagrams 9 5 Operation range 10 6 Printed circuit board connector wiring diagram 11 7 Functions and control 8 Dimensional drawings 9 Center of gravity 10 Service diagnosis 11 Performance and curves diagrams 12 Circuit diagrams 15 48 30 29 29 56 ...

Страница 3: ...lanation 1 U 3 5 Y E F F A R The maximum combination number Type of outdoor unit U normal type Nominal cooling capacity 12000BTU h Platform of outdoor units 0 8P Platform Europe Version number Heat pump R32 refrigerant DC inverter Apply toT1 220 240V50HZ 1ph 1 C self clean ...

Страница 4: ... near the symbol After the repair work is complete be sure to conduct a test operation to ensure that the equipment operates Normally and explain the cautions for operating the product to the customer 1 2 1 Embedded wire checking before installation Check the embedded w ire diameter suitable to request Power supply from indoor 2 5kw 1 0mm 2 3 5kw 5kw 1 5mm 2 7kw 2 5mm 2 Power supply from outdoor 1...

Страница 5: ... stop the air conditioner operation by plugging or unplugging the power cable plug Plugging or unplugging the power cable plug to operate the equipment can cause an electrical shock or fire Warning Do not repair the electrical components with wet hands Working on the equipment with wet hands can cause an electrical shock Do not clean the air conditioner by splashing water Washing the unit with wat...

Страница 6: ...ircuit capacity and improper electrical work can cause an electrical shock or fire Be sure to use the specified cable to connect between the indoor and outdoor units Make the connections securely and route the cable properly so that there is no force pulling the cable at the connection terminals Improper connections can cause excessive heat generation or fire When connecting the cable between the ...

Страница 7: ...o install the packing and seal on the installation frame properly If the packing and seal are not installed properly water can enter the room and wet the furniture and floor 1 2 4 Inspection after Repair Warning Check to make sure that the power cable plug is not dirty or loose then insert the plug into a power outlet all the way If the plug has dust or loose connection it can cause an electrical ...

Страница 8: ...ock Be sure to check the drainage of the indoor unit after the repair Faulty drainage can cause the water to enter the room and wet the furniture and floor 1 2 5 Using Icons Icons are used to attract the attention of the reader to specific information The meaning of each icon is described in the table below 1 2 6 Using Icons List Icon Type of Information Description Note Note A note provides infor...

Страница 9: ... r u s s e r p d n u o S 64 B 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 4 5 8 4 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 7 1 7 1 4 1 4 1 A t n e r r u c g n i t r a t S 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 GSD102RKQA6JT6B l e d o M 0 99 W t u p t u o r o t o M t n...

Страница 10: ...f Additional Charge of Refrigerant g m 20 Intemational Protection degree IP X4 Note the data are based on the conditions shown in the table below h t g n e l g n i p i P g n i t a e h g n i l o o c Indoor 27 DB 19 WB Outdoor 35 DB 24 WB Indoor 20 DB Outdoor 7 DB 6 WB 5m 3 Sensors list type Description Qty Ambient sensor Its used for detecti 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 Defro...

Страница 11: ...Pinping diagrams Domestic air conditioner 4ˊPiping diagrams 9 ...

Страница 12: ...Operation range 10 Domestic air conditioner 5 Operation range 10 0 21 27 35 20 40 60 43 20 40 ...

Страница 13: ...3 Connector for ground 4 CN7 Connector for the U V W wire of the compressor 5 CN8 6 CN9 7 L IN CN5 Connector for reactor 8 L OUT CN6 9 CN10 Connector for fan motor 10 CN11 Connector for four way valve coil 11 CN15 Connector for Temperature sensor 12 CN12 Connector for HEATER 13 CN4 Connector for communicate between indoor and outdoor unit 14 CN16 Connector for electric expansion valves CN4 CN12 CN...

Страница 14: ...Functions and control 13 Domestic air conditioner Wiring diagrams OUTDOOR UNIT ...

Страница 15: ...frequency for protection should be prior to the calculated frequency 7 1 1 3 The speeds of increasing or decreasing the frequency of the compressor The speed of increasing or decreasing the frequency rapidly 1 1HZ second The speed of increasing or decreasing the frequency slowly 2 1HZ 10seconds 7 1 1 4 The calculation of the compressor s frequency Refrigeration dehumidification mode Pn Nh_c S_c 10...

Страница 16: ...e environment but also the maximum ability limitation of the system When the starting ability is not the maximum its maximum frequency limitation is calculated by the following equations The frequency limitation which is affected by the temperature and under the condition of actual ability the actual running system ability the maximum frequency which is limited by the temperature and under the con...

Страница 17: ...equently it must be kept under each mode for over 30 seconds and then it can be changed to another mode when refrigerating the time is changed to 15 seconds 7 1 2 1 The outdoor fan control Within three minutes of compressor starting the compressor is controled according to the ambient temperature Tao Tao 22 22 Tao 28 Tao 28 Refrigeration dehumidification 09K 3rd level 5th level 7th level Tao Tao 1...

Страница 18: ... 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 09K Abnormal stop 107 Decreasing the frequency rapidly 1HZ second 102 Decreasing the frequency slowly 1HZ 10seconds 98 The frequency doesn t change 95 Increasing the frequency 1HZ 10second 93 Increasing the frequency 1HZ 1second TTC 110 lasts for 20 seconds Overhe...

Страница 19: ...s greater than 9A the frequency of the compressor decreases at the speed of 1HZ second During the starting process of the compressor if the AC current is greater than 8A the frequency of the compressor decreases at the speed of 0 1HZ second During the starting process of the compressor if the AC current is greater than 7 5A the frequency of the compressor increases at the prohibited speed During t...

Страница 20: ...ord with the running state 11 ice_temp_3 5 ice_temp_3 3 10 Increasing slowly 8 ice_temp_3 2 Keeping the frequency ice_temp_3 8 7 ice_temp_2 6 Decreasing slowly ice_temp_1 4 Decreasing rapidly ice_temp_1 2 Stop When Tpg_indoor ice_temp_1 the frequency of the compressor decreases at the speed of 1HZ 1second When Tpg_indoor ice_temp_2 the frequency of the compressor decreases at the speed of 1HZ 10se...

Страница 21: ...7 132 3678 1 94 1 75 29 155 5754 139 5600 125 0806 1 93 1 74 28 146 5609 131 7022 118 2434 1 91 1 73 27 138 1285 124 3392 111 8256 1 89 1 71 26 130 2371 117 4366 105 7989 1 87 1 70 25 122 8484 110 9627 100 1367 1 85 1 69 24 115 9272 104 8882 94 8149 1 83 1 67 23 109 4410 99 1858 89 8106 1 81 1 66 22 103 3598 93 8305 85 1031 1 80 1 64 21 97 6556 88 7989 80 6728 1 78 1 63 20 92 3028 84 0695 76 5017 ...

Страница 22: ...7 14 5748 14 0079 13 4510 0 93 0 92 18 13 9436 13 4185 12 9017 0 91 0 90 19 13 3431 12 8572 12 3778 0 88 0 87 20 12 7718 12 3223 11 8780 0 86 0 85 21 12 2280 11 8126 11 4011 0 83 0 83 22 11 7102 11 3267 10 9459 0 81 0 80 23 11 2172 10 8634 10 5114 0 78 0 78 24 10 7475 10 4216 10 0964 0 75 0 75 25 10 3000 10 0000 9 7000 0 75 0 75 26 9 8975 9 5974 9 2980 0 76 0 76 27 9 5129 9 2132 8 9148 0 80 0 80 2...

Страница 23: ...2 6112 2 4328 2 17 2 05 62 2 7099 2 5246 2 3498 2 22 2 09 63 2 6232 2 4413 2 2700 2 26 2 13 64 2 5396 2 3611 2 1932 2 31 2 17 65 2 4591 2 2840 2 1195 2 36 2 21 66 2 3815 2 2098 2 0486 2 40 2 25 67 2 3068 2 1383 1 9803 2 45 2 29 68 2 2347 2 0695 1 9147 2 49 2 34 69 2 1652 2 0032 1 8516 2 54 2 38 70 2 0983 1 9393 1 7908 2 59 2 42 71 2 0337 1 8778 1 7324 2 63 2 46 72 1 9714 1 8186 1 6761 2 68 2 50 73...

Страница 24: ...36 0 6303 4 34 3 92 105 0 7641 0 6845 0 6127 4 40 3 97 106 0 7441 0 6661 0 5957 4 46 4 02 107 0 7247 0 6482 0 5792 4 51 4 07 108 0 7059 0 6308 0 5632 4 57 4 12 109 0 6877 0 6140 0 5478 4 63 4 16 110 0 6700 0 5977 0 5328 4 69 4 21 111 0 6528 0 5820 0 5183 4 74 4 26 112 0 6361 0 5667 0 5043 4 80 4 31 113 0 6200 0 5518 0 4907 4 86 4 36 114 0 6043 0 5374 0 4775 4 92 4 41 115 0 5891 0 5235 0 4648 4 98 ...

Страница 25: ...6945 2 66 2 29 7 3276 5302 2818 6731 2422 6139 2 64 2 28 6 3085 2854 2658 8058 2289 2164 2 63 2 28 5 2906 2851 2508 9126 2163 9230 2 61 2 27 4 2738 6777 2368 3158 2046 1961 2 60 2 26 3 2581 6752 2236 3876 1935 5371 2 58 2 25 2 2434 5487 2112 5459 1831 4826 2 56 2 24 1 2296 6230 1996 2509 1733 6024 2 55 2 23 0 2167 2730 1887 0018 1641 4966 2 53 2 22 1 2045 9191 1784 3336 1554 7931 2 52 2 21 2 1932 ...

Страница 26: ...6 1 73 37 315 5682 290 6199 267 4031 1 84 1 71 38 301 1254 277 6976 255 8620 1 82 1 70 39 287 4128 265 4119 244 8745 1 80 1 68 40 274 3905 253 7288 234 4118 1 78 1 66 41 262 0206 242 6161 224 4465 1 76 1 64 42 250 2676 232 0436 214 9529 1 74 1 63 43 239 0983 221 9825 205 9065 1 71 1 61 44 228 4809 212 4060 197 2844 1 69 1 59 45 218 3860 203 2887 189 0648 1 67 1 57 46 208 7855 194 6066 181 2273 1 6...

Страница 27: ...00 0 85 0 84 81 49 7063 48 2057 46 7083 0 85 0 85 82 47 9835 46 4842 44 9911 0 89 0 89 83 46 3286 44 8323 43 3452 0 93 0 92 84 44 7385 43 2468 41 7672 0 96 0 95 85 43 2105 41 7248 40 2540 1 00 0 99 86 41 7386 40 2604 38 7996 1 03 1 02 87 40 3241 38 8545 37 4048 1 07 1 06 88 38 9643 37 5045 36 0668 1 11 1 09 89 37 6569 36 2078 34 7831 1 14 1 13 90 36 3996 34 9622 33 5513 1 18 1 16 91 35 1903 33 765...

Страница 28: ...2 36 2 23 120 14 1376 13 1879 12 2909 2 41 2 27 121 13 7294 12 7955 11 9144 2 45 2 31 122 13 3347 12 4165 11 5510 2 50 2 35 123 12 9531 12 0503 11 2003 2 54 2 39 124 12 5840 11 6965 10 8617 2 58 2 43 125 12 2270 11 3545 10 5348 2 63 2 47 126 11 8817 11 0240 10 2191 2 68 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...

Страница 29: ...Dimensinal drawings Domestic air conditioner 8 Dimensional drawings 9 Center of gravity 00 4 unit mm unit mm 00 700 245 4 4 ...

Страница 30: ...ion error occurs between the indoor and outdoor units In either case conduct the diagnostic procedure described in the following pages Parameter of primary electronic appliance e r u t c i p r e t e m a r a p e m a n Compressor Rated voltage 220 230V Rated current 4 8A Rated frequency 50 60HZ Fan motor Rated voltage 220 310V Rated current 0 2A Rated frequency 50 60HZ Reactor Rated voltage 220 230V...

Страница 31: ...ipment 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 rooms to check the opening and closing operation of the electronic expansion valves of the individual units Diagnosis by service port pre...

Страница 32: ...y 7 Compressor stall press instantaneous stop Page 40 F4 Directly display 8 Compressor discarging temperature protection Page 41 F8 Trouble record 9 Abnormal of DC motor Page 36 F21 Directly display 10 Abnormal of piping sensor Page 32 F6 Directly display 12 Abnormal of outdoor ambient sensor Page 32 F25 Directly display 13 Abnormal of compressor discharge sensor Page 32 F13 Trouble record 16 Lack...

Страница 33: ...or input is more than 4 92V or less than 0 08V during compressor Decision operation Conditions z Note The values vary slightly in some models Supposed Ŷ Faulty connector connection Causes Ŷ Faulty thermistor Ŷ Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Thermistor resistance check method Remove the ...

Страница 34: ... Data detected by the EEPROM are used to determine MCU Malfunction Detection Malfunction When the data of EEPROM is error or the EEPROM is damaged Decision Conditions Supposed Ŷ Faulty EEPROM data Causes Ŷ Faulty EEPROM Ŷ Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Replace the indoor or outdoor mainboard...

Страница 35: ...lty indoor unit PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Check whether terminals on indoor pcb is well Electrify the machine again and turn it on in the cooling operation Measure voltage between the positions 1and 3 of Terminal CN5 on the indoor PCB the voltage is about 90 220vac check whether motor can...

Страница 36: ...ing condition and so on Malfunction Detection Malfunction when the data of EEPROM is error or the EEPROM is damaged Decision Conditions Supposed Ƶ DC fan motor protection dues to the DC fan motor faulty Causes Ƶ DC fan motor protection dues to faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred ...

Страница 37: ...Service diagnosis 37 Domestic air conditioner ...

Страница 38: ... to IPM protection due to over current Decision Ŷ The compressor faulty leads to IPM protection Conditions Ŷ circuit component of IPM is broken and led to IPM protection Supposed Ŷ IPM protection dues to the compressor faulty Causes Ŷ IPM protection dues to faulty PCB of IPM module Ŷ Compressor wiring disconnected Troubleshooting Caution Be sure to turn off power switch before connect or disconnec...

Страница 39: ...pply Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Electrify the machine again and turn it on with the remote controller If malfunctions are reported before or upon the compressor being started up IPM Module is damaged and needs replacing Repair the power supply The system may have been over or under charged with gas...

Страница 40: ...isconnected Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred 1 Check whether Terminal CN23 and CN24 on the outdoor mainboard CN10 and CN11 on IPM module 2 Check whether the connected wire between IPM and outdoor Are they good Electrify the machine again and turn it on Check whether the voltage between 1 and 2 of Te...

Страница 41: ...Supply voltage not as specified Causes Ŷ the IPM module is broken Ŷ the outdoor PCB is broken Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Electrify the machine again and turn it on with the remote controller Check whether the compressor is started normally Is it ok Yes Maybe there is some disturbance NO No 230...

Страница 42: ... occurred Electrify the machine again and turn it on with the remote controller then measure the temperature at the exhaust temperature sensor of the compressor on the outdoor unit The temperature exceeds 110 ć shortly after the machine starts up 1 The cryogen may have been leaked during installation or there may be leakage in the piping system 2 There may be other causes to make the exhaust tempe...

Страница 43: ...utdoor PCB Malfunction Detection Malfunction Ŷ The outdoor PCB broken leads to communication fault Decision Ŷ The indoor PCB broken leads to communication fault Conditions Supposed Ŷ Communication wiring disconnected Causes Ŷ The indoor PCB is broken Ŷ The outdoor PCB is broken Ŷ The Module PCB is broken Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connecto...

Страница 44: ...utdoor pcb is damaged replace it with a new one NO Measure the voltage Between 3 and 4 of IC9 on the Outdoor mainboard with a Multimete The voltage is a constant value of 0V DC to 5V DC The outdoor pcb is damaged replace it with a new one YES NO The outdoor pcb is well and then check the cable If the voltage is a constant value of 0V DC to 5V DC Or the voltage between Communication line red and N ...

Страница 45: ...mpressor Ƶ Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Within 3 minutes after the machine is supplied with power and turned on with the remote controller check whether the compressor can start up 1 The wiring of compressor is incorrect or the connection is poor 2 The compressor is damaged At first the co...

Страница 46: ...Dirty heat exchanger Ƶ Faulty heat exchange sensor Ƶ Insufficient gas Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Electrify the machine again and turn it on with the remote controller check whether the wind temperature is below 65ć The malfunction is reported after the machine has run for some time 1 ǃ Check r...

Страница 47: ... 2461 2343 2865 3156 3000 2927 2726 27 19 2848 2767 2778 2597 3234 3512 3455 3302 3044 30 22 3008 2944 2880 2720 3360 3680 3584 3456 3232 32 23 3232 3105 3011 2925 3577 3879 3858 3667 3432 35 24 3354 3239 3180 2983 3687 3998 3945 3854 3521 cooling value temerature table performance curves outdoor temp 1500 2000 2500 3000 3500 4000 4500 cooling capacity W cooling capacity and indoor outdoor temp cu...

Страница 48: ...1 769 487 670 874 1034 1216 1288 27 19 863 838 842 523 754 955 1137 1328 1417 30 22 885 866 847 535 755 964 1150 1358 1452 32 23 924 887 860 575 803 1016 1277 1441 1542 35 24 932 900 883 586 828 1048 1306 1515 1582 power consumption value temp table performance curves outdoor temp 100 300 500 700 900 1100 1300 1500 1700 power consumption w indoor temp DB WB power consumption and temp curves 10 15 ...

Страница 49: ... 2041 2136 2270 20 2091 2164 2287 25 2131 2248 2325 30 2354 2501 2587 35 2553 2670 2838 38 2775 2866 2968 40 3125 3232 3446 43 3548 3653 3877 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 ...

Страница 50: ...15 915 1071 1244 20 924 1093 1257 25 973 1104 1283 30 1024 1162 1295 35 1035 1174 1364 38 1089 1210 1392 40 1198 1331 1531 43 1318 1437 1668 performance curves indoor temp cooling suction pressure table 350 550 750 950 1150 1350 1550 1750 10 15 20 25 30 35 38 40 43 suction pressure Kpa outdoor temp DB WB cooling suction pressure and temp curves 21 15 27 19 35 24 ...

Страница 51: ...98 2580 7 8 3760 3409 3168 2 1 4020 3547 3217 7 6 3912 3613 3215 12 11 3502 3226 2813 18 16 2865 2702 2369 24 20 2299 2066 1842 indoor temp humidity 46 heating capacity and indoor outdoor temp table performance curves 0 500 1000 1500 2000 2500 3000 3500 4000 4500 heating capacity W heating capacity and indoor outdoor temp curves 10 20 27 outdoor temp DB WB ...

Страница 52: ...29 1071 1125 7 8 1074 1142 1200 2 1 1115 1174 1233 7 6 1033 1076 1130 12 11 731 786 865 18 16 543 604 664 24 20 383 426 469 indoor temp humidity 46 power consumption value temp table performance curves 0 200 400 600 800 1000 1200 1400 15 10 7 8 2 1 7 6 12 11 18 16 24 20 cooling capacity w outdoor temp DB WB heating capacity and indoor outdoor temp curves 10 20 27 ...

Страница 53: ...29 7 8 3465 3658 3759 2 1 3632 3966 4144 7 6 3667 3850 3991 12 11 3544 3735 3922 18 16 3361 3510 3667 24 20 2832 2984 3077 performance curves heating discharge pressure table indoor temp 1000 1500 2000 2500 3000 3500 4000 4500 5000 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 ...

Страница 54: ... 8 492 532 551 2 1 611 651 670 7 6 744 784 803 12 11 844 884 904 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 ...

Страница 55: ...56 Do C omestic air ircuit Diagra conditioner ams r 12 Circuit diagrams 12 1 Outdoor unit control board circuit diagrams ...

Страница 56: ...57 Do C omestic air ircuit Diagra conditioner ams r ...

Страница 57: ...ams 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 Shi Haiyan Yang Xiaodong Yang Wenjun Wu Hongjin ...

Страница 58: ... 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 2015 Qingdao Haier Air Conditioner General corp Ltd All rights reserved Unauthorized copying and distribution i...

Страница 59: ...Removal Procedure 1 Removal of Outdoor panel RPHVWLF LU RQGLWLR ...

Страница 60: ...Removal Procedure 2 Domestic Air Condition ...

Страница 61: ...4 Removal Procedure 3 Domestic Air Condition ...

Страница 62: ...Removal Procedure 2 Removal of Electrical Box RPHVWLF LU RQGLWLR ...

Страница 63: ...Removal Procedure 3 Removal of Fan and Fan Motor RPHVWLF LU RQGLWLR ...

Страница 64: ...Removal Procedure 4 Removal of fan motor brcked and partition RPHVWLF LU RQGLWLR ...

Страница 65: ...Removal Procedure 7 Domestic Air Condition ...

Страница 66: ...Removal Procedure 5 Removal of compressor and heat exchanger RPHVWLF LU RQGLWLR ...

Страница 67: ...Removal Procedure 9 Domestic Air Condition ...

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