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SERVICE MANUAL

1. 1 Loosen the screws d A fixed to the installation Caution plate q L Ta If gas leaks repair the spot of A leaking then collect all refrigerant from the unit After k ze conducting vacuum drying recharge proper amount of refrigerant A Caution h oks Do not contaminate any gas including air other than the specified refrigerant R410A into refrigerant cycle Contaminating of air or other gas causes abnormal high pressure in refrigerating cycle and this results in pipe breakage or personal injuries 2 Loosen the marked 3 Loosen the marked screws and remove mounting plate m Pay attention so that the residual water in the drain will not make the floor wet E Incase that a drain hose is buried inside a wall remove it after the drain hose in the wall is pulled out m Use two wrenches to disconnect pipes m When disconnecting pipes cover every nozzle with caps so as not to let dust and moisture in DENT 77 See 80 Haier Domestic Air Conditioner Haier HSM18HEKC
2. 33 7 5359 7 2461 6 9611 1 02 1 00 34 7 2546 6 9673 6 6854 1 06 1 04 35 6 9852 6 7008 6 4222 1 10 1 07 36 6 7273 6 4459 6 1707 1 13 1 11 37 6 4803 6 2021 5 9304 1 17 1 14 38 6 2437 5 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 4 0588 3 8287 3 6084 1 70 1 62 51 3 9206 3 6943 3 4780 1 74 1 66 52 3 7878 3 5654 3 3531 1 78 1 70 53 3 6601 3 4416 3 2332 1 82 1 74 54 3 5374 3 3227 3 1183 1 87 1 78 55 3 4195 3 2085 3 0079 1 91 1 82 56 3 3060 3 0989 2 9021 1 95 1 85 57 3 1969 2 9935 2 8005 2 00 1 89 58 3 0919 2 8922 2 7029 2 04 1 93 59 2 9909 2 7948 2 6092 2 08 1 97 60 2 8936 2 7012 2 5193 2 13 2 01 61 2 8000 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 7
3. WARNING MODULE BOARD Ta CN6 CAUTION CN9 CN8 DON T TOUCH CAPACITOR EVEN AFTER i PLUG OFF DANGER OF ELECTRIC SHOCK AC N AC L RIwlB The capacitor retains high i CN11 CN10 CN1 voltage even after the plug off CN7 m0 On wily lu For your safety be sure to wait cN5 CN4CN3CN2 at least 5 minutes after plug PFC REACTOR off and use a tester to confirm pee eee eeace the voltage between connector P le BL OR and N on module board is less CF than DC 10V before start o i W B ser nd t double way air W CN26 servicing exchange motor J CN1 CN3 CN22 B PE 3 a CN2 TT CN24 3 a Fi CN23 T 51 34 1 CO CN4 l B fofa E MAIN CONTROL BOARD z os Fy R tz IJZ Description LEDI Flash a EVIE AC N AC L iS p Times S A ap lens CN9 g Outdoor EEPROM error 1 3 gipa _ es Done J The protection of IPM 2 pate eee Overcurrent protection 3 15A 250VAC CMOS CN13 of AC electricity 2 FUSE2 l IT ENAR ona Communication fault VV eS L en fonse ii i CM i Ea CN TOCNA a between the IPM and CBD l il Over pressure or Overheat 5 MAMOd CO Ey l i protection for the compressor 5 eme RE sr a Power voltage is too high or low 6 i I i Overheat protection for 8 f a i O exhaust temperature 1 Frost removing temperature to single w
4. SWI TSVC 1 5v R45 10K T zA H y z sw 35 Da R6 IK AT RB 33K ir oe BV sm JB c E 2 ROIS ss 45V D R53 10K ooir fa if cnn 1 iL our i TL 7 En 10K GND PI 75V i q 12v IRI 2SA1037AR E2 SCL 1 ill EZ SDA FR 1x RoT 6m0 ae lt w j T 45V TLP3526_1C8 ty RQ vy n a 0 001uF le lhe paps vu 5V saris ay iy y mL 7 nes RE CNS 700uF 16V PG Feedback 18 ja 171UH 800mA IKHZ y T PG output cso ME e 4 7uF 16V E2 E3 4 7uF 16V aT a ae a cis MC908GTI6CFBE UE oe R35 IK M sa R37 IK ve head cu 47K 1 S4B XH A oou Jour p es I ne BUZZI BEEP PKMI3EPY 4002 l2v conz D8 7 RLSAINS con LIN nz 12v Rag 220 Ra K R108 R104 N 100K 1 4W pi 1N4007 EM C102 ZD101 R101 0 047uF 50V 1N4746A 18V 1W E101 100uF 50V C103 2 2nf 250VAC C101 ie TLP421 pa 1 4 7K 1 4w 5289 2A D102 x 1N4007 2K2W 5V 5V R14 R17 47K Le R39 1K N2 28C2412 R201 V Gn RIS FUSEI CNI gt OK 10K c8 HL Ths RY x o CON3 T3 15A 250V AC 0 01UF RSC2412 N NERTB 1 5 2P 4 7K 0 001UF RVI t if SI4K350 _L CN4 D5 12V MC7805CT 5V N D3 p MKP61 104 275V IN4007 D4 1N4007 1N4007 5 B3B XH A D2 PE a l en ml O1UF HOIGY 0 1UF 1N4007 2200uF 35V i 109 Haier Domestic air conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Wring Diagram 11 2 Outdoor unit 11
5. Haier Temp C Max KQ Normal KQ Min KQ Tolerance C 30 165 2170 147 9497 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 1 76 1 62 19 87 2775 79 6222 72 5729 1 74 1 60 18 82 5577 75 4384 68 8710 1 72 1 59 17 78 1230 71 5010 65 3815 1 70 1 57 16 73 9543 67 7939 62 0907 1 68 1 55 15 70 0342 64 3023 58 9863 1 66 1 54 14 66 3463 61 0123 56 0565 1 64 1 52 13 62 8755 57 9110 53 2905 1 62 1 51 32 Domestic Air Conditioner maier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 12 59 6076 54 9866 50 6781 1 60 1 49 11 56 5296 52 2278 48 2099 1 58 1 47 10 53 6294 49 6244 45 8771 1 56 1 46 9 50 8956 47 1666 43 6714 1 54 1 44 8 48 3178 44 8454 41 5851 1 51 1 42 7 45 8860 42 6525 39 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
6. 1 Mode display Operation mode SMART AUTO COOL DRY HEAT FAN Remote controller Ea 2 Signal sending display 3 SWING display 4 FAN SPEED display a atl ailll LO MED HI 5 LOCK display 6 TIMER OFF display TIMER ON display appears abnormal use a sharp pointed article to press this button to reset the remote M Loading of the battery 1 Remove the battery cover 2 Load the batteries as illustrated 2 R 03 batteries resetting key cylinder 3 Be sure that the loading is in line with the 4 Load the battery then put on the cover again Note The distance between the signal transmission head and the rece iver hole should be within 7m without any obstacle as well When electronic sta rted type fluorescent lamp or change over type fluorescent lamp or wireless telephone is installed in the room the recei ver is apt to be disturbed in receiving the signals so the distance to the indoor unit should be shorter Full display or unclear display during operation indicates the batteries have been used up Please change batteries f the remote controller can trun normally during operation please remove the batteries and reload several minutes later Hint Remove the batteries in case won t be in use for a long period If there is any display after taking out just press reset key 41 Domestic Air Conditioner Haier
7. Haier 76 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Procedure before disassembling work A Warning Be sure to wait 10 minutes or more after turning off all power supplies Step Procedure Points 1 Remove the Drain pan 1 Loosen the marked screws under the screw covers 2 Lift up the lower part of the grille to release the hook on the upper backside 3 Rotate the upper part of the grille to release the hook on the lower back side Pull out the drain pan A E L I I I i I I I I I FES TINN NNN CX ft LP Haier 77 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Procedure A Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points m Remove the assembly of the outlet grille 1 Remove the vertical blades 1 Push the hooks on the back
8. Symptom Check Item Details of Measure None of the units operates Check the power supply Check to make sure that the rated voltage is supplied Check the indoor PCB Check to make sure that the indoor PCB 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 expansion valve electronic 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 pressure and operating current Check for insufficient gas Large operating noise and vibrations Check the installation condition Check to make sure that the required spaces for installation specified in the Technical Guide etc are provided Haier 53 Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 SM 7 3 Error Codes and Description indoor display Service Diagnosis Code indication Outdoor Description oe Indoor LED1 flash age times Communication fault between indoor and Indoor amp Outdoor E7 15 ou
9. Remarks the above are not only the maximum frequency limitations of the complete appliance which are affected by the 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 actural running system ability the maximum frequency which is limited by the temperature and under the condition of maximum ability the maximum designing ability of the system AT gt ATi PD YPi ATi Tst_i Tnh_i the indoor environment temperature Pi i the ability of the indoor unit Refrigeration dehumidification AT lt 1 1 2 3 gt 4 The percentage of the 50 70 100 120 140 rated frequency P Heating mode AT lt 1 2 3 gt 4 The percentage of the 50 70 100 140 140 rated frequency P 22 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control K Ki the number of running machines The indoor set Breeze Low Medium High Strong Quiet Healthy airflow speed airflow The percentage 70 70 90 100 120 70 70 of the rated frequency Ki The calculation of the actual output frequency when there is no healthy airflow F F ED xPxK When t
10. ER106 if D 104 275V S LL D7 o kd es a e 6 o ZD1 6 MBR1100 SB1100 20UH 1A ne S IN5948B R24 9 0R HAH a vo EST 7 B6 ZE ha aa 7 470U 25V 100U 16V de 222 250VAC 220 220 o 2 e e o RIS 47 FE 4 15V CN22 o2 100v T D9 4 MUR115 MUR 30 ER106 e ue R17 NCP1200P100 suns 104 50 330 1W pee R26 R15 5 e 1K 15 en E3 e e o e MI 5 220 25V R32 10K IRFUC20 r 5 1K 1 IC3 ie 4 _IC2 PCSI7A m ww R30 R31 LT TL431C 4 11103 50V gt rwv IK ig 104 50 x R16 IW L3 a 2 4 5 110 Haier Domestic air conditioner HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Wring Diagram CN26 250 Connector R23 220K 2W _ LED2 POWER J o 680U 400V 450V 680U 400V 450V 105 275VAC pan Connector CN24 N 11 2 2 Module Board Circuit Diagram CNS ACL C405 fro4 275V BGI D25B X60H RSI CN9 ZR 0 01S5W sv 2l R223 330 C012 104 c502 1000 25 R224 JRO1 1 4 7K 4 7K CN11 3 2 1 communicate CN7 CN6 R216 10 R221 140 C207 104 L en2 FFA30U60DN U gt PMI PS21965 AT s es 18 5 vh2 5 p C404 C406 vs SGH40N6OUF 474 275 BOU 400V 2 _104 275V cNa wW RS2 0 015 W sf of 10 11 12 13 14 15 16 17 ca1x ip
11. 17 78 1230 71 5010 65 3815 1 70 1 57 16 73 9543 67 7939 62 0907 1 68 1 55 15 70 0342 64 3023 58 9863 1 66 1 54 14 66 3463 61 0123 56 0565 1 64 1 52 13 62 8755 57 9110 53 2905 1 62 1 51 12 59 6076 54 9866 50 6781 1 60 1 49 11 56 5296 52 2278 48 2099 1 58 1 47 10 53 6294 49 6244 45 8771 1 56 1 46 9 50 8956 47 1666 43 6714 1 54 1 44 8 48 3178 44 8454 41 5851 1 51 1 42 7 45 8860 42 6525 39 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 6704 1 25 1 20 5 25 3193 23 9462 22 6273 1 23 1 18 6 24 1432 22 8656 21 6361 1 20 1 16 7 23 0284 21 8398 20 6939 1 18 1 14 29 Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Function and control 8 21 9714 20 8659 19 7982 1 15 1 42 9 20 9688 19 9409 18 9463 1 13 1 09 10 20 0176 19 0621 18 1358 1 11 1 07 11 19 1149 18 2270 17 3646 1 08 1 05 12 18 2580 17 4331 16 6305 1 06 1 03 13 17 4442 16 6782 15 9315 1 03 1 01 14 16 6711 15 9601 15 2657 1 01 0 9
12. Is rotation number command pulse generated Yes indoo Is rotation number Yes command voltage DC1 6V generated Replace fan motor Replace indoor unit PCB Replace indoor fan motor PCB 57 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 3 Outdoor DC fan motor fault Check whether Terminal on the outdoor mainboard is well inserted Reinsert the terminals Electrify the machine again and turn it on in the Cool state with the remote controller check whether motor can run Measure the voltage between 1 and 3 of the terminal of fan motor on the mainboard about DC310V Measure the voltage between 3 and 4 of the terminal about DC15V Measure the voltage between 5 and 3 of the terminal about Measure the voltage between 3 1 6v and 6 of the terminal about 0 5v The motor of the outdoor unit is The mainboard of the outdoor unit damaged and needs replacing is damaged and needs replacing 58 Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 4 IPM protection Outdoor display LED1 flash 2 times Indoor Display F1 Method of IPM protection is detected by checking the compressor running condition and so on Malfunction Detection Malfunction m The system leads to IPM protection due to over current Decision m The compressor faulty leads to IPM protection Conditions m Circuit compone
13. Malfunction When the Data of EEPROM is error or the EEPROM is damaged Decision Conditions Supposed a Faulty EEPROM data Causes a Faulty EEPROM m Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Check the EEPROM of the indoor or outdoor mainboard and be sure it is right 62 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 8 Communication error between the indoor and outdoor units Indoor display E7 Outdoor display LED1 flash 15 times Method of The date received from the another unit in indoor unit outdoor unit signal transmission is Malfunction checked whether is normal Detection Malfunction When the date sent from the another unit cannot be received normally or when the content Decision of the data is abnormal Conditions Supposed m Indoor unit outdoor unit signal transmission error due to wiring error Causes m Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Restart the a c and it The outdoor mainboard needs becomes normally dehumidification If starting up normally but The outdoor mainboard malfunction occurs again after a while needs dedusting Check whether the linking cable between the indoor and outdoor is 1 Reconnect the lin
14. When Tr lt Ts 1 C low speed When the sensor is off low speed When the airflow speed has no delay from the high to low switching the speed should be delayed for 3 minutes remain at high speed for 3 minutes before the next switch Manus When the system is operating you can set the high medium or low speed manually When the sensor is on or off the system will change the speed 2 seconds after receiving the signal Airgate location control the location for the airgate can be set according to your needs Defrosting function preventing the frosting on the indoor heat exchanger when cooling or demoisture When the compressor works continuously for 1 6 minutes adaptable in EEPROM and the temperature of the indoor coils has been below zero centigrade for 10 seconds the compressor will be stopped and the malfunction will be recorded in the malfunction list The indoor system will continue to run When the temperature of the indoor coil is raised to 7 C the compressor will be restarted again the prerequirement of 3 minutes delay should be satisfied timing system on off function Dormant control function 14 Domestic Air Conditioner Haier 5 1 3 Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control Demoisture mode temperature control range 16 30 C temperature difference 1 C Control feature send the demoisture signal to the outdoor system When Tr gt Ts 2 C the compressor will b
15. 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 4 45 116 0 5743 0 5100 0 4524 5 04 4 50 117 0 5600 0 4968 0 4404 5 10 4 55 118 0 5460 0 4841 0 4288 5 16 4 60 119 0 5325 0 4717 0 4175 5 22 4 65 120 0 5194 0 4597 0 4066 5 28 4 70 R80 C 50KON 3 Haier Discharging Sensor 35 Domestic Air Conditioner Haier B25 80 C 4450K 3 HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control Temp C Max KQ Normal KQ Min KQ Tolerance C 30 14646 0505 12061 7438 9924 4999 2 96 2 45 29 13654 1707 11267 8730 9290 2526 2 95 2 44 28 12735 8378 10531 3695 8700 6388 2 93 2 44 27 11885 1336 9847 7240 8152 2338 2 92 2 43 26 11096 6531 9212 8101 7641 8972 2 91 2 42 25 10365 4565 8622 8491 7166 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 2
16. Conditions Supposed Causes m Operation halt due to breaking of wire inside the fan motor m Operation halt due to breaking of the fan motor lead wires m Detection error due to faulty indoor unit PCB How to check Fan Motor DC Check connector connection Check motor power supply voltage output pins 1 4 Check motor control voltage pins 4 5 Check rotation command voltage output pins 4 6 Check rotation pulse input pins 4 7 O1 D Motor power supply voltage Unused Unused P 0V reference potential Motor control voltage 15 VDC Rotation command voltage 1 6 VDC Rotation pulse input JO O1 B GO ND Notes the a c is electrifying don t pull out or insert the terminals of the motor else the motor would be damaged Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred 56 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis Turn off power supply and rotate fan by hand Does fan rotate smoothly Turn power ON and operate fan Turn off power supply and disconnect fan Does it rotate motor connector then turn power ON NO Replace fan motor e Yes Check output of fan motor connector Is motor power voltage DC310V generated Stop fan motor Replace indoor unit PCB Is motor control power NO voltageDC15V generated
17. FUSE 2 1A 250VAC 2 LED 1 keep light representative normal if keep flash interval representative trouble Alarm 3 RV1 RV2 RV3_ Varistor 11 Domestic Air Conditioner Haier CN45 CN1 CN2 CN28 ICN25 CN36 HSM18HEKC HRACO3 R2 DB HUM18HC03 R2 DB SM PCB 1 CN22 ICN23 Connector Wring Diagram g i HICH AOPLVCE i ge Gi na MVBHIAG Sree g L v E 9 S Q DE g EW Q a O B J a8 F J i 5 ET T do T H r sD Aa peeta e z i SET BOs 4 8 fee C res 5 RI 8 EON cat ta a ce a a my i CAIS s on 5 H 2l n iE 5 g B s H 4 i z i JE BL al ESD e k z x 2 ELU El es
18. The temperature control doesn t work The test operation will be finished in 30 minutes The test operation can be stopped by the relative commands from the remote control 5 1 11 Low load protection control Haier In order to prevent the frosting of the indoor heat interaction device the outdoor system will be stopped if the indoor heat interaction temperature is below zero centigrade for 5 minutes but the fan will continue to operate The outdoor system will be started again when the heat interaction temperature is above 7 centigrade and the system has been stopped for 3 minutes The malfunction will be stored in the malfunction resume and will not be revealed 18 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 5 1 12 High load protection control The outdoor system will be stopped if the coil temperature is above 65 C for 2 minutes The indoor fan will be controlled by the thermostat The outdoor system can be restarted when the coil temperature is below 42 C and the system has been stopped for 3 minutes The malfunction will be stored in the malfunction resume and will not be revealed 5 1 13 Abnormal operation of indoor system When the outdoor system operates if the indoor system operation differs from the outdoor system the abnormal operation malfunction will be reported 10s after the report the indoor system will be closed Outdoor system mode Indoor system mode con
19. Vier CEP Ar F g at e gt Me w y wos aa 2 3 ales ma VU Sh Hr w I CET E We I 123 es elle oe E m w 4 angle EE amp Bea JRA AR a Bes pe ake H pa Easa Ay ise BEL le LL ET feat z LE Se Bale e Ln El 3 age mm tso CS Boe a 3 i x E ES C 2 ava a Il LE _ e H C ap z Ex a i H a 5 12 HE g s aZ A EL le F ar eel aa 4 E 1 CHI SEL EC ae E M cunts SEE EZ e we E E ag ST if E 134 E T gt 1 C Je 135 ap a C a 2 T 190 3 A ce GE TRES a wm CI cxe B3 ag S KoL ct BY g Bat C435 5 BS sel 2 t EH 1 EE Er YCJ peg wo tr Cy FE ome 5 Jo E w 8 amp 10 wos LT ice g 14 Q i L ll i gon A ed Ls lt b es a g 3 n 3 El 3 sg o g Larsson ARS 3 s L LES P g n S i j a E ai Es L 5 5 cue DAN ZT O A aS g yN S9 e 5 Ses ls O 7 om i Te 3 a Haier CN4 CN7 CN6 12 Domestic Air Conditioner N11 E CN10 CN8 PCB 2 D207 AST GND AS CN9 CN7 CN5 CN6 20H pou SO CJ CJ oL_ _ so e erou CL 2 o Ep Yo aF RoT Ss A sou _ Etes pee z 020 2209 b_ Kd cf 8 vio sou _ _ lo L_lo _Jo aa Tr Oh baci CL ee 006 R008 R009 C004 R010 C028 or 2 E CEE 2 coso 13 Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 5 Funcitions and Control 5 1
20. 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 6704 1 25 1 20 5 25 3193 23 9462 22 6273 1 23 1 18 6 24 1432 22 8656 21 6361 1 20 1 16 7 23 0284 21 8398 20 6939 1 18 1 14 8 21 9714 20 8659 19 7982 1 15 1 12 9 20 9688 19 9409 18 9463 1 13 1 09 10 20 0176 19 0621 18 1358 1 11 1 07 11 19 1149 18 2270 17 3646 1 08 1 05 12 18 2580 17 4331 16 6305 1 06 1 03 13 17 4442 16 6782 15 9315 1 03 1 01 14 16 6711 15 9601 15 2657 1 01 0 99 15 15 9366 15 2770 14 6315 0 98 0 96 16 15 2385 14 6268 14 0271 0 96 0 94 17 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 28 9 1454 8 8465 8 5496 0 84 0 83 29 8 7942 8 4964 8 2013 0 87 0 86 30 8 4583 8 1621 7 8691 0 91 0 90 31 8 1371 7 8428 7 5522 0 95 0 93 32 7 8299 7 5377 7 2498 0 98 0 97 33 Hier Domestic Air Conditioner maier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control
21. 4 times Indoor Display F3 Method of Communication is detected by checking the IPM module and the outdoor PCB Malfunction Detection Malfunction m The outdoor PCB broken leads to communication fault Decision m The IPM module broken leads to communication fault Conditions Supposed m The outdoor PCB is broken Causes m The IPM module is broken M Communication wiring disconnected 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 1 Pull out and reinsert the terminals Are they good 2 Replace connected wire Malfunction unsolved Electrify the machine again and turn it on Check whether the voltage between 1 and 2 of Terminal CN23 is about Replace the outdoor IPM module DC5V Check whether the voltage with a new one between2 and 3 of Terminal CN23 is about DC15V Replace the outdoor mainboard with a new one 60 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 6 Overheat Protection For Discharge Temperature Indoor display F4 Outdoor display LED1 flash 8 times Method of The exhaust temperature control is checked with the temperature being detected Malfunction by the exhaust pipe thermistor Detection Malfunction When th
22. 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 0 8179 3 85 3 51 96 0 9756 0 8806 0 7941 3 90 3 55 97 0 9490 0 8558 0 7711 3 96 3 60 31 Domestic Air Conditioner mailer HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 98 0 9232 0 8319 0 7489 4 01 3 64 99 0 8983 0 8088 0 7275 4 07 3 69 100 0 8741 0 7863 0 7067 4 12 3 74 101 0 8507 0 7646 0 6867 4 18 3 78 102 0 8281 0 7436 0 6672 4 23 3 83 103 0 8061 0 7233 0 6484 4 29 3 88 104 0 7848 0 7036 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 4 45 116 0 5743 0 5100 0 4524 5 04 4 50 117 0 5600 0 4968 0 4404 5 10 4 55 118 0 5460 0 4841 0 4288 5 16 4 60 119 0 5325 0 4717 0 4175 5 22 4 65 120 0 5194 0 4597 0 4066 5 28 4 70 5 3 2 Outdoor Unit R25 C 10K0 3 Ambient Sensor Defrosting Sensor Pipe sensor B25C 50 C 3700K 3
23. Air refreshing After receiving the signal from the remote control HV series the background light of the health logo is green HS series the health indicator will be lighted If the fan operates the negative ion generator operates to realize the negative sending function If the indoor fan stops the negative ion generator is turned off When the negative ion generator is turned off if the air refreshing system is turned on the negative ion generator will be turned on when the fan operates Timing You can set 24 hours on off timing accordingly After the setting the timing indicator will be lightened Also the light will be turning off after the timing is finished The followings are several timing methods 1 system on timing The timing indicator will be lightened and the indoor system is under the waiting mode The light will be turned off when the timing is finished and the rest of the system will operate under a normal condition The timing starts since the last reception of the timing singal You can have the dormacy setting under the timing mode the order of your settings will be operated according to the timing settings 2 system off timing When the system is turned on the timing indicator is lightened the rest of the system will operated under a normal condition When set time comes the indicator light will be turned off and the system will be turned off If you have set the dormant functions the order of your s
24. Interunit Height Difference 15 15 Chargeless 7 10 Amount of Additional Charge of gm 20 20 Refrigerant Indoor Unit Front Panel Color White White 14 2 15 0 14 2 15 0 Air Flow Rate m min cfm i ms 11 2 13 0 11 2 13 0 SL 5 Type Cross Flow Fan Cross Flow Fan Fan Motor Output W 16 16 Speed Steps 4 Steps Silent Auto 4Steps Silent Auto Air Direction Control Right Left Horizontal Downward Right Left Horizontal Downward Air Filter Removable Washable Mildew Proof Removable Washable Mildew Proof Running Current Rated A 0 15 0 15 0 15 0 15 Power Consumption Rated W 33 33 33 33 Power Factor 96 96 96 96 Temperature Control Microcomputer Control Microcomputer Control Dimensions WxDxH mm 938X187X265 EK1 938X191X265 EK2 938X204X265 Packaged Dimensions WxDxH mm 1016X304X360 1016X304X360 Weight kg 10 5 10 5 Gross Weight kg 12 5 12 5 OperationSound H M L dBA 42 39 36 42 39 36 Sound Power H dBA 52 52 7 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Specifications Outdoor Unit HUM18HC03 R2 DB Casing Color White Type rotary Compressor Compressor Model SNB130FGYM2 Motor Output W 900 RefrigerantOil os Charge L 0 5 Model R410a Refrigerant Charge kg 1 2 Air Flow Rate m min 35 35 H L cfm 1235 5 1235 5 Type Propeller Fan Motor Output W 40 Running Current Rated A 6 9 6 6 Power Consumption
25. PIPING AND ELECTRICAL WIRING K 3 Be sure that the loading INLET DRAIN HOSE is in line with the 4 Load the battery then put on the cover again E Clock set Note The distance between the signal transmission head and the rece Press CLOCK button AM or PM flashes iver hole should be within 7m without any obstacle as well Press Aor V to set correct time Each press will increase When electronic started type fluorescent lamp or change over or decrease 1min If the button is kept pressed time will type fluorescent lamp or wireless telephone is installed in the change quickly After time setting is confirmed press SET room the receiver is apt to be disturbed in receiving the signals AM and PM stop flashing while clock starts working so the distance to the indoor unit should be shorter Full display or unclear display during operation indicates the batteries have been used up Please change batteries f the remote controller can t run normally during operation please remove the batteries and reload several minutes later Hint Remove the batteries in case unit won t be in usage for a long period If there are any display after taking out just need to press reset key Heet 48 Haier Domestic air conditioner Haier HSM09 12HRAC03 R2 DB HUM09 12HC03 R2 DB SM Introduction Operation M Timer On Off On Off Operation Set clock correctly before starting TIMER operation 1 After uni
26. R2 DB SM System Configration Trouble shooting Cautions Before asking for service check the following L A a Do not obstruct or cover the ventilation grille of the air fi rst conditoner Do not put fingers or any other things into the inlet outlet and swing louver Phenomenon Cause or check points e Do not allow children to play with the air conditioner In no gt case should children be allowed to sit on the outdoor unit The system e When unit is stopped it won t restart 7 does not restart immediately until 3 minutes have Specifications immediately elapsed to protect the system e When the electric plug is pulled out and reinserted the protection circuit will work for 3 minutes to protect the e The refrigerating circuit is leak proof The machine is adaptive in following situation air conditioner 1 Applicable ambient temperature range e During unit operation or at stop as a swishing or gurgling noise may Maximum D B W B 32 C 23 C Noise is heard be heard At first 2 3 minutes after Indoor Minimum D B W B 21 C 15 C unit start this noise is more noticeable Coolin This noise is generated by 9 d Maximum D B W B 43 C 26 C refrigerant flowing in the system Outdoor Minimum D B 18 C e During unit operation a cracking Maximum D B 27 C noise may be heard This noise is Indoor Minimum D B 0 C generated by the casing expanding Heati or shrinking because of eanng M
27. REQUIREMENTS Your air conditioning product is marked with this symbol This means that electrical and electronic products shall not be mixed with unsorted household waste Do not try to dismantle the system yourself the dismantling of the air conditioning system treatment of the refrigerant of oil and of other part must be done by a qualified installer in accordance with relevant local and national legislation Air conditioners must be treated at a specialized treatment facility for reuse recycling and recovery By ensuring this product is disposed of correctly you will help to prevent potential negative cons equences for the environment and humen health Please contact the installer or local authority for more information Battery must be removed from the remote controller and dis posed of separately in accordance with relevant local and nation legislation IMPORTANT INFORMATION REGA RDING THE REFRIGERANT USED Contains fluorinated greenhouse gases covered by the Kyoto Protocol FUE This product contains fluorinated greenhouse gases covered by the Kyoto Protocol Do not vent into the atmosphere Refrigerant type R410A GWP value 1975 GWP global warming potential Please fill in with indelible ink 1 the factory refrigerant charge of the product e2 the additional refrigerant amount charged in the field and e 1 2 the total refrigerant charge on the refrigerant charge label supplied with the product Th
28. air filters into the unit along the grooves as installation m Please embed the two hooks on air filter completely into the unit during installation Haier 13 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Procedure A Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the front panel 1 Open the front panel until it is on the horizontal position On TT TTR PA Cr TOUR REC CEE EEE RECRUTER ARECEETE and then release the pivots on both sides of the unit to remove the front panel E Please close the panels before start the removal procedure of front grille m Slide the front panel from one side to another to release each axis m When assembling align the right and left axes with grooves in turn and insert them to the end 74 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Step Procedure Points 2 Loosen the marked two screws 3 Release the marked three hooks ge 4 Pull the front grille out horizontally and remove it m When assembling install th
29. conditions if they are not followed Therefore be sure to observe all the safety caution items described below About the pictograms A This symbol indicates an item for which caution must be exercised The pictogram shows the item to which attention must be paid O This symbol indicates a prohibited action The prohibited item or action is shown inside or near the symbol This symbol indicates an action that must be taken or an instruction The instruction is shown inside or 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 1 1 Caution in Repair Warning Be sure to disconnect the power cable plug from the plug socket 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 refrigerant gas The refrigerant gas can cause frostbite When disconnecting the suction or discharge pipe of the compressor at the welded section release the refrigerant gas completely at a well ventilated place first If there is a gas remaining inside the compres
30. healthy airflow again the unit goes on working under the condition before the setting of healthy airflow function Notice Do not direct the flap by hand Otherwise the grille will run incorrectly If the grille is not run correctly stop for a minute and then start adjusting by remote controller Note 1 After setting the healthy airflow function the position grill is fixed 2 In heating it is better to select the ik mode 3 In cooling it is better to select the F mode 4 In cooling and dry using the air conditioner for a long time under the high air humidity condensate water may occur at the grille ON H Ee eoo edo TIMER ON TIMEROFF TIMER ON OFF TIMER OFF ON Haier 44 EUROPEAN REGULATIONS CONFORMITY FOR THE MODELS CE All the products are in conformity with the following European provision Low Voltage Directive 73 23 EEC Low Voltage Directive 2006 95 EC Electomagnetic CompatibilitY 89 336 EEC Electomagnetic CompatibilitY 2004 108 EC ROHS The products are fulfilled with the requirements in the directive 2002 95 EEC of the European parliament and of council on the Restriction of the use of Certain Hazardous Substances in Electrical and Electronic Equipment EU RoHS Directive WEEE In accordance with the directive 2002 96 CE of the European parliament herewith we inform the consumer about the dis posal requirements of the electrical and electronic products DISPOSAL
31. switching the speed should be delayed for 3 minutes remain at high speed for 3 minutes before the next switch Airgate location control the location for the airgate can be set according to your needs Coldair proof operation 1 The indoor operation within 4 minutes after the start up is as the following diagram the air speed can be raised only after the speed has reached a certain level Set speed Heat start temp 1 Low speed Keep the high speed The fan doesn t stop Heat start temp 2 Light speed Heat start temp 3 Fan off Heat start temp 4 Fan off 2 4 minutes after the start up of the indoor fan the light airflow and the low airflow will be turned to the set speed airflow 3 In the cold air proof operation the fan won t stop after the start up 4 During the cold air proof operation the indoor system will continuously send indoor high speed signals to the outdoor system Residue heat sending The indoor fan will send the residue heat at a low speed for 20 seconds If other conditions are satisified when the compressor stops the indoor system will operate at a light speed The indoor fan will stop when the coil temperature is below the heat start temp 4 Defrosting When the system receives the defrosting signal from outdoors the indoor fan will stop and the indoor temperature display won t change At the time any indoor coil malfunctions will be neglected When the outdoor defrost
32. to be fixed against the wall then temporarily fasten the plate with one steel nail 2 Make sure once more the proper level of the plate by hanging a thread 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 Si fe af When the mounting plate is fixed side bar and lintel e Fix to side bar and lintel a mounting bar Which is separately sold and then fasten the plate to the fixed mounting bar e Refer to the previous article When the mounting plate is first fixed for the position of wall hole Making a Hole on the Wall and Fitting the Piping Hole Cover e Make a hole of 60 mm in diameter slightly descending to outside the wall e Install piping hole cover and seal it off with putty after installation Wall hole 60mm Outdoor side Thickness of wall Section of wall hole G Piping hole pipe Installation of the Indoor Unit Drawing of pipe Rear piping e Draw pipes and the drain hose then fasten them with the adhesive tape Left Left rear piping e Incase of left side piping cut away with a nipper the lid for left piping e Incase of left rear piping bend the pipes according to the piping direction to the mark of hole for left rear piping which is marked on hea
33. value cover A contains fluorinated greenhouse gases covered by the Kyoto Protocol factory refrigerant charge of the product see unit name plate additional refrigerant amount charged in the field total refrigerant charge outdoor unit refrigerant cylinder and manifold for charging m MmMOoOQOQW Haier Domestic air conditioner Haier HSM09 12HRAC03 R2 DB HUM09 12HC03 R2 DB SM Introduction Maintenance For Smart Use of The Air Conditioner Setting of proper room temperature Do not block the air inlet or outlet Proper temperature Close doors and windows during operation Use the timer effectively During cooling operation prevent the penetration of direct sunlight with curtain or blind If the unit is not to be used for a long time turn off the power supply main switch OFF les 1 Open the Inlet Grille Prop up the inlet grille by using a small device named grille support which located in the right side of the indoor unit 2 Detach the standard air filter Slide the knob slightly upward to release the filter then withdraw it 3 Attach Air Purifying Filter Put air purifying filter appliances into the right and left filter frames Remote Controller Indoor Body wipe the air conditioner by using a soft and dry cloth For serious stains us
34. wall place where the indoor unit can receive signals when the fluorescent lamps in the room are lightened Outdoor Unit Place which is less affected by rain or direct sunlight and is sufficiently ventilated e 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 e Place where a distance marked amp is available as illustrated in the above figure soap and water solution Reamer Power Source The power source is the same as the corresponding name plate reached Do not extend the cable by cutting it Drawing for the installation of indoor and outdoor units The models adopt HFC free refrigerant R410A Attention must be paid to the rising up of drain hose more than 5cm Optional parts for piping Non adhesive tape Adhesive tape Saddle L S with screws Connecting electric cable for indoor and outdoor Drain hose Heating insulating material Piping hole cover more than 10cm Arrangement of piping directions Rear left LO Floor fixing dimensions of the outdoor unit Unit mm 140 ii ana Fixing of outdoor unit Fix the unit to concrete or block A more than z LT more than 10cm The marks from A to in the figure are the parts numbers The distance between the indoor unit and the floor should be more than 2m more than 6
35. 03 50V_ C15 E9 47U 25V Rat 1K 102 50V 14 CN20 HW Yellow CS Whi Es E14 TU 161 eA 76 R102 0 WSmment 25C Ta 75V SCRA 1 pa 4 7K RROR LEDI CI Jo 104750 2 E g 3 gt SW TEST BLUE CN7 ES 1N4007 xg lsi ay p 2 Q 18 2 iS z S 5v 2 EEE Sig Ps BR Emi SE USE 10K S R K 7 SE ER a al FLASH 1C7 ULN2003 C Comment 1 4 a CN32 id EST SS GND 48 OK IR49 OK 17 CN23 5 V OM IND E valve White a R47 R97 om with Module Black 12V R50 10K 5 1K 1 IK 1 CN30 2SA1037AK IC6 AT24C02B F jli 2SA1037AK C3 60 C2 AT 102 50 OOL 6 EST SS FUCTION TEST White R19 _ 12 IC4 L7805 Comment E2203 En 2 LENS poke a z Tl DS o 1 0 MBR3100 ER302 m z 472 1KV 470U 25V 104 50 1K 0 5W Comment 1000460 V i D10 cxl
36. 03 R2 DB SM Introduction Warning Be sure to use an exclusive power circuit for the equipment and follow the technical standards related to the electrical equipment the internal wiring regulations and the instruction manual for installation when conducting electrical work Insufficient power circuit 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 indoor and outdoor units make sure that the terminal cover does not lift off or dismount because of the cable If the cover is not mounted properly the terminal connection section can cause an electrical shock excessive heat generation or fire Do not damage or modify the power cable Damaged or modified 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 refrigerating system an excessively high pressure results causing equipment damage and injury If the refrigerant gas leaks be sure to locate the lea
37. 0cm L a with bolts 10mm and nuts firmly and horizontally When fitting the unit to wall surface roof or rooftop fix a supporter surely with nails or wires in consideration of earthquake and strong wind if vibration may affect the house fix the unit by attaching a vibration proof mat more than15cm Please be subject to the actual product purchased the above picture is just for your reference Read this manual before installation Explain sufficiently the operating means to the user according to this manual NO 0010531116 68 Haier Domestic air conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Installation Accessory parts Drain hose 1 a Cushion 4 Drain elbow 1 A Pipe supporting plate 1 Remote controller 1 R 03 dry battery 2 E amp P Mounting plate 1 ES E Plastic cap 4 ad 4X25 Screw 4 mms Selection of pipe Liquid pipe 6 35mm 1 4 Gas pipe 12 7mm 1 2 NOTE The thickness of the pipe must be 0 8mm at least Indoor unit Fitting of the Mounting Plate and Positioning of the wall Hole When the mounting plate is first fixed 1 Carry out based on the neighboring pillars or lintels a proper leveling for the plate
38. 1 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 65 1 55 47 199 6531 186 3369 173 7524 1 63 1 54 48 190 9639 178 4584 166 6217 1 60 1 52 49 182 6945 170 9508 159 8181 1 58 1 50 50 174 8228 163 7951 153 3249 1 56 1 48 51 167 3280 156 9733 147 1268 1 53 1 46 52 160 1904 150 4683 141 2090 1 51 1 44 53 153 3914 144 2641 135 5577 1 49 1 42 54 146 9136 138 3454 130 1598 1 47 1 40 55 140 7403 132 6980 125 0027 1 44 1 38 56 134 8559 127 3081 120 0746 1 42 1 36 57 129 2457 122 1630 115 3645 1 40 1 34 37 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 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 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 1 01 13 67 3844 64 9115
39. 1 flash 11 times Suction temperature sensor failure LED1 flash 12 times Ambient temperature sensor failure LED1 flash 13 times Discharge temperature sensor failure Method of The temperatures detected by the thermistors are used to determine thermistors errors Malfunction Detection Malfunction When the thermistor input is more than 4 92V or less than 0 08V during compressor Decision operation Conditions Note The values vary slightly in some models Supposed m Faulty connector connection Causes Faulty thermistor m Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Check the connector connection NO Correct the connection Yes Thermistor resistance check Thermistor resistance check method Remove the connector of the thermistor on the PCB and measure the resistance of thermistor using tester The relationship between normal temperature and resistance is shown in the value of indoor thermistor 55 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 2 Indoor fan motor malfunction Indoor Display E14 Method of The rotation speed detected by the Hall IC during fan motor operation is used to determine Malfunction abnormal fan motor operation Detection Malfunction when the detected rotation feedback signal don t received in 2 minutes Decision
40. 2 1 Control Board Circuit Diagrams AC L AC N AC NOUT AC LOUT CNS CN9 COM heater Four Way CofiN tCN11 CN27 CN36 amp Three speed AC Fan two speed AC Fan CNI4 CNIS e CNS z Le Lol FUSEI PTCI COM ST W itt HlackCO 1 CO H g 2492592627 Blaci u T 2U 450V T25A 250VAC 1 400N 100 1W CX4 FUSE2 CI Me Xl ce 103 275V T1A 250 28C2412K 25 275V 25 275V 25 275V N4 8MH 10A 8MH 10A 28 129 130 031 932 Whit K4 gt 2 5 CY6 cys 472 250V 275V 5 lt CY3 72 250V 275V 103 250V 275V 88 TR cy 72 250V 275 CN3 V 14K850 87 DB 7K TATAS CN17 5V Yellow Gree 72 250V 2 103 250V 275 Ve 3 1 12 2VI5 892H V 5A 892F1CC C C ji HAC SA 892H N 1AC f 1 12V S5A 892H N 1AC 5 PE 5A4892H 2 2V 25A 891P IA White D11 28C2412K QLL414 ees TA TQC x E11 TU I 23 c24 c25 c26 LL g4 104 50V _ 104 Sov g 104 50V 1104 50 CNI8 E12 TU 1 EN iY Comment R38 Ny 330 R34 1K 4 ICS 1 te XQ Red ZD2 10V 0 5 ZD3 R13 330 1 2 CN19 K R PC817A 1C9 A PC8ITA R37 330 it 10K 9 m OK E13 TUS 4 11
41. 20 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 5 1 19 Time cutting function connect the test program terminal on the mainboard after connecting the system to the power circuit The CPU of the main control will be 60 times faster 5 1 20 Display function When the system starts up or power on the background and the LED will be fully lighted for 3 seconds Then the LED displays the mode you have set 5 1 20 1 Three color background The multi color indicator is not lighted when the system is off The mode switching will change the indicator colors Red color is for heating mode blue for cooling water color for demoisturing white for automatic mode pink for airflow sending green for health mode and yellow green for air refreshing The colors health refreshing colors are preferred to the mode colors If different status exist at the same time then the last set color will be shown The lighting key of the control board can turn on or off the display 5 1 20 2 LED display Set timing to display timing signs set dormant mode to display dormant sign The dormant signs will be shown on the G series panels set health mode to display health sign set new airflow mode to display new airflow sign and set violet disinfection to display health sign Set auto heating demoisturing heating to display the relative signs When you use a remote control to switch cooling demoisturing and heating m
42. 5 minutes in all defrosting is ended or when entering into refrigeration mode clear the compressor s cumulative run time through detecting the defrosting sensor TCS detect the defrosting situation of the heat exchanger of the outdoor unit and the outdoor environment temperature sensor TA and meeting the following conditions continuously for 2 minutes the machine enters into the defrosting operation TCSSCxTA a a is determined as the following according to the data of EEPROM C selcet if Tao lt 0 C C 0 8 if Taoz0 C C 0 6 ais read from EEPROM Normal State a 6 The temperature limitation for entering into defrosting mode 15 CSCxTA as 5 C B Defrosting time interval When the result of Cx TA a is in the scope of 15 C lt CxTA a the interval between two defrostings is 45 minutes the time interval which is in 57 digits in EEPROM can be adjusted When the result of CxTA a is in the scope of CxTA a lt 15 C the time interval between two defrostings is 65 minutes C Defrosting operation When starting defrosting the compressor stops for 1 minute at first and the outdoor fan is running after 55 seconds the four way valve is off When the compressor is started the outdoor fan is stoped the compressor stops for 30 seconds at the conditions of 58HZ and then runs towards the target frequency 88HZ During defrosting period the protections such as current of the compressor compressor s blowing 24 Domestic Air Conditione
43. 5min And check the level gauge which should read 0 1MPa 76 cm Hg at low pressure side After the completion of vacuumizing close the handle Lo in gaugemanifold and stop the operation of the vacuum pump Check condition of the scale and hold it for 1 2min If the scale moves back in spite of tightening make flaring work again the return to the beginning of 3 4 Open the valve rod for the 2 way valve to an angle of anticlockwise 90 degrees After 6 seconds close the 2 way valve and make the inspection of gas leakage Haier Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Installation 5 No gas leakage In case of gas leakage tighten parts of pipe connection If leakage stops then proceed 6 steps If it does not stop gas leakage discharge whole refrigerants from the service port After flaring work again and vacuumize fill up prescribed refrigerant from the gas cylinder 6 Detach the charge hose from the service port open 2 way valve and 3 way Turn the valve rod anticlockwise until hitting lightly 7 To prevent the gas leakage turn the service port s cap the valve rod s cap for 2 way valve and 3 way s a little more than the point where the torque increases suddenly Step 1 2 way valve Liquid Side 3 way valve Gas Side Gaugemanifold for R410A Anti countercurrent joint J 2 way valve 3 way valve 2 way valve Step 7 3 way va
44. 62 4731 1 00 0 99 74 64 8080 62 5006 60 2211 0 98 0 96 75 62 3423 60 1906 58 0609 0 95 0 94 76 59 9821 57 9770 55 9885 0 92 0 92 77 57 7223 55 8552 53 9998 0 90 0 89 78 55 5583 53 8210 52 0912 0 87 0 87 79 53 4856 51 8706 50 2591 0 85 0 84 80 51 5000 50 0000 48 5000 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 7653 32 3689 1 22 1 19 92 34 0269 32 6151 31 2338 1 26 1 23 93 32 9075 31 5096 30 1438 1 30 1 27 94 31 8302 30 4467 29 0970 1 33 1 30 95 30 7933 29 4246 28 0915 1 37 1 34 96 29 7950 28 4417 27 1254 1 41 1 37 97 28 8337 27 4961 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 65 1 59 38 Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 103 23 7620 22 5245 21 3323 1 69 1 63 104 23 0205 21 8002 20 6261 1 73 1 66 105 22 3055 21 1025 19 9465 1 77 1 70 106 21 6159 20 4303 1
45. 9 15 15 9366 15 2770 14 6315 0 98 0 96 16 15 2385 14 6268 14 0271 0 96 0 94 17 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 28 9 1454 8 8465 8 5496 0 84 0 83 29 8 7942 8 4964 8 2013 0 87 0 86 30 8 4583 8 1621 7 8691 0 91 0 90 31 8 1371 7 8428 7 5522 0 95 0 93 32 7 8299 7 5377 7 2498 0 98 0 97 33 7 5359 7 2461 6 9611 1 02 1 00 34 7 2546 6 9673 6 6854 1 06 1 04 35 6 9852 6 7008 6 4222 1 10 1 07 36 6 7273 6 4459 6 1707 1 13 1 11 37 6 4803 6 2021 5 9304 1 17 1 14 38 6 2437 5 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 4 0588 3 8287 3 6084 1 70 1 62 51 3 9206 3 6943 3 4780 1 74 1 66 52 3 7878 3 5654 3 3531 1 78 1 70 Haier 30 Domestic Air Conditioner VIMIWE HSM18HEKC HRACO3 R2 D
46. 9 2924 1 81 1 74 107 20 9508 19 7825 18 6626 1 85 1 77 108 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 0149 13 0855 2 32 2 19 119 14 5599 13 5942 12 6811 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 8082 9 0602 2 86 2 67 131 10 3151 9 5288 8 7945 2 91 2 71 132 10 0312 9 2586 8 5378 2 95 2 75 133 9 7563 8 9971 8 2895 3 00 2 80 134 9 4901 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 Haier 39 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM System Configration 6 System Conf
47. 908 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 1 9113 1 7614 1 6219 2 73 2 54 74 1 8533 1 7064 1 5697 2 78 2 58 75 1 7974 1 6533 1 5194 2 83 2 63 76 1 7434 1 6021 1 4710 2 88 2 67 77 1 6913 1 5528 1 4243 2 92 2 71 34 Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 78 1 6409 1 5051 1 3794 2 97 2 75 79 1 5923 1 4592 1 3360 3 02 2 80 80 1 5454 1 4149 1 2942 3 07 2 84 81 1 5000 1 3721 1 2540 3 12 2 88 82 1 4562 1 3308 1 2151 3 17 2 93 83 1 4139 1 2910 1 1776 3 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 0 8179 3 85 3 51 96 0 9756 0 8806 0 7941 3 90 3 55 97 0 9490 0 8558 0 7711 3 96 3 60 98 0 9232 0 8319 0 7489 4 01 3 64 99 0 8983 0 8088 0 7275 4 07 3 69 100 0 8741 0 7863 0 7067 4 12 3 74 101 0 8507 0 7646 0 6867 4 18 3 78 102 0 8281 0 7436 0 6672 4 23 3 83 103 0 8061 0 7233 0 6484 4 29 3 88 104 0 7848 0 7036 0 6303 4 34 3 92 105 0 7641 0 6845 0 6127 4 40 3 97
48. 930 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 3861 6201 2 76 2 35 14 5045 9114 4286 5535 3638 1938 2 75 2 34 13 4738 4141 4032 7098 3429 0191 2 73 2 34 12 4451 4586 3795 3910 3233 1039 2 72 2 33 11 4183 5548 3573 4260 3049 5312 2 70 2 32 10 3933 3289 3365 7336 2877 4527 2 69 2 31 9 3699 5139 3171 3148 2716 0828 2 67 2 30 8 3480 9407 2989 2460 2564 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 0242 1687 8144 1473 1460 2 50 2 20 3 1825 0899 1597 0431 1396 2333 2 48 2 19 4 1724 6540 1511 6468 1323 7551 2 47 2 17 5 1630 2870 1431 2787 1255 4324 2 45 2 16 6 1541 5904 1355 6163 1191 0048 2 43 2 15 7 1458 1938 1284 3593 1130 2298 2 41 2 14 8 1379 7528 1217 2282 1072 8813 2 40 2 13 9 1305 9472 1153 9626 1018 7481 2 38 2 12 10 1236 4792 1094 3200 967 6334 2 36 2 11 11 1171 0715 1038 0743 919 3533 2 35 2 09 12 1109 4661 985 0146 873 7359 2 33 2 08 36 I 3 D n Domestic Air Conditioner Haier HSM18HEKC H
49. ACO3 R2 DB 9 2 1 Removal of Front Panel Procedure A Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work 1 Features panel by the tabs on the both sides and lift it until it stops with a click Open the front panel to the horizontal position Release the both sides pivots and remove the front panel Haier Domestic Air Conditioner Haier HSU 18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Pull the front panel out horizontally and remove it 85 Haier Domestic Air Conditioner Haier HSU 18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure is 2 2 Removal of Air Filter Lift an air filter Oo cas the air pre ee oxi L x 4 upwards slightly SSS EE filters along grooves and then pull it ES Neti Ml steal when installing out downwards as eee E When installing TOT T insert 2 hooks of the air filter completely 86 Haier Domestic Air Conditioner Haier HSU 18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure 9 2 3 Removal of the blade Release the E Insert the air marked hooks filters along grooves Pull out and when installing remove the blade a A m When installing kg insert 2 hooks of th
50. B SM Function and control The speed of increasing or decreasing the frequency rapidly 1 1HZ second The speed of increasing or decreasing the frequency slowly 2 1HZ 10seconds 5 2 1 4 The calculation of the compressor s frequency 1 The minimum maximum frequency limitation A While refrigerating F MAX r is the maximum operation frequency of the compressor F MIN r is the minimum operation frequency of the compressor B While heating F M A X d is the maximum operation frequency of the compressor F MIN dis the minimum operation frequency of the compressor 1 The frequency limitation which is affected by the environment temperature Heating mode Serial No Temperature scope Frequency limitation Wh_c lt 12 Max_hz8 100 HZ 2 Wh_c lt 8 Max_hz7 100HZ 3 Wh_c lt 2 Max_hz4 100HZ 4 Wh_c lt 5 Max_hz5 90 HZ 5 Wh_c lt 10 Max_hz1 80 HZ 6 Wh_c lt 17 Max_hz2 70 HZ 7 Wh_c lt 20 Max_hz6 60HZ 8 Wh_c gt 20 Max_hz3 48HZ Remarks the above are the maximum frequency limitations of the complete appliance which are affected by the environment and they have nothing to do with the ability of the indoor unit Refrigeration dehumidification mode Serial No Temperature scope Frequency limitation 1 Wh_c lt 28 Max_hz1 45HZ 2 Wh_c lt 32 Max_hz2 70 HZ 3 Wh_c lt 40 Max_hz3 90 HZ 4 Wh_c lt 48 Max_hz4 70 HZ 5 Wh_c gt 48 Max_hz5 48 HZ
51. B HUM18HC03 R2 DB SM Function and control Haier 53 3 6601 3 4416 3 2332 1 82 1 74 54 3 5374 3 3227 3 1183 1 87 1 78 55 3 4195 3 2085 3 0079 1 91 1 82 56 3 3060 3 0989 2 9021 1 95 1 85 57 3 1969 2 9935 2 8005 2 00 1 89 58 3 0919 2 8922 2 7029 2 04 1 93 59 2 9909 2 7948 2 6092 2 08 1 97 60 2 8936 2 7012 2 5193 2 13 2 01 61 2 8000 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 12 1 9714 1 8186 1 6761 2 68 2 50 73 1 9113 1 7614 1 6219 2 73 2 54 74 1 8533 1 7064 1 5697 2 78 2 58 75 1 7974 1 6533 1 5194 2 83 2 63 76 1 7434 1 6021 1 4710 2 88 2 67 TI 1 6913 1 5528 1 4243 2 92 2 71 78 1 6409 1 5051 1 3794 2 97 2 75 79 1 5923 1 4592 1 3360 3 02 2 80 80 1 5454 1 4149 1 2942 3 07 2 84 81 1 5000 1 3721 1 2540 3 12 2 88 82 1 4562 1 3308 1 2151 3 17 2 93 83 1 4139 1 2910 1 1776 3 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
52. C03 R2 DB HUM18HC03 R2 DB SM Removal Procedure 9 2 7 Removal of Fan Motor and Heat Exchanger 1 Remove the right side plate 1 2 Remove the fixing plate j AX a A 3 i Be careful not to cut your finger by the fins of the 1 evaporator 3 Remove the fan 1 92 Haier Domestic Air Conditioner Haier HSU 18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure 2 Lift up the right part of the fan motor and slide it to the rightward to remove Lift up the right part of the fan and remove it 93 Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Removal of procedure 9 3 The removal procedure of outdoor 9 3 1 Removal of Outdoor panel Loosen the service Be careful not to cover screw and cut your finger by remove the service Z the fins of the heat cover ER CS exchanger 94 Haier Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal of procedure Remove the panels Loosen the 4 screws and lift the top panel Pull and remove the front panel 95 Haier Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal of procedure 9 3 2 Romoval of Electrcal Box Step sone RTS Points Remove the fixing screws then lift the electrical box 96 Haier Domestic air c
53. CEMENT Take care not to damage the power supply cord O 11 PROHIBITION ENFORCEMENT Do not use power supply cord in a bundle Wz Do not start or stop the operation by disconnecting the power supply cord at people especially at infants or PROHIBITION A CAUTION Do not channel the air flow directly Do not try to repair or PROHIBITION Do not insert objects into the air inlet or outlet O Connect the earth cable Take fresh air occasionally especially when gas appliance is running at the same time Do not use for the purpose of storage of food art work precise equipment breeding or cultivation ap PROHIBITION Do not install the unit near a fireplace or other heating apparatus PROHIBITION Do not place animals or plants in the direct path of the air flow STRICT ENFORCEMENT Check good condition of the installation stand O PROHIBITION Do not place any objects on or climb on the unit PROHIBITION PROHIBITION Do not operate the switch with wet hand AA PROHIBITION Do not pour water onto the unit for cleaning PROHIBITION Do not place flower vase or water containers on the top of the unit PROHIBITION Domestic air conditioner HSM09 12HRAC03 R2 DB HUM09 12HC03 R2 DB SM Introduction Before asking for service check the following first L Phenomenon The syst
54. DB HUM18HC03 R2 DB SM Installation Outdoor unit A FS To gt 4G0 75mm USI ole Rel allz Indoor unit A ei POWER a D QI HUM18HA03 R2 DB HUM18HB03 R2 DB Power cable gt 3G2 5mm ml 1 e mlS Jr ef gt 4G0 75mm Lol Q llel QI PS Indoor unit A T o POWER CITE AI gt HUM18HC03 R2 DB EU gE Ge Power cable gt 3G2 5mm Outdoor unit 4 1 Le A nQ EJ ED EA E EDE E2 Qz rie gt 460 75mm LS O gled amp o IZ A 2 g POWER JIE ae HFM18HC03 R2 DB HUM18HC03 R2 DB EU Power cable gt 3G2 5mm 1 If the supply cord is damaged it must be replaced by the manufacturer or its service agent or a similar qualified person The type of connectin
55. Domestic air conditioner HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Removal of procedure Procedure Points Loosen the marked fixing screws 104 Haier Domestic air conditioner Haier HSM18HEKC HRACO3 R2 DB HUM18HC03 R2 DB SM Removal of procedure Loosen the fixing hook and remove the heat exchanger 105 Haier Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal of procedure Remove the valve bracket 106 Haier Domestic air conditioner Haier HSM18HEKC HRACO3 R2 DB HUM18HC03 R2 DB SM 10 Wiring Diagrams 10 1 Indoor unit transformer ion generator Appendix fan motor Ambient temp sensor Piping temp sensor emergency switch louver motor singal receiver board __ 4 N 2 L 3c TEE TO OUTDOOR UNIT Notes The dotted parts are optional 107 B Black R Red BR Brown BL blue W White Y G Yellow Green Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Wring Diagram 10 2 Outdoor unit OUTDOOR WIRING DIAGRAM
56. ER Operation When you need rapid heating or cooling you can use this function In COOL mode fan speed automatically takes high speed of AUTO fan mode In HEAT mode fan speed automatically takes medial speed of AUTO fan mode 2 SOFT Operation You can use this function when silence is needed for rest or reading In SOFT operation mode fan speed automatically takes low speed of AUTO fan mode Note During POWER operation in rapid HEAT or COOL mode the room will show inhomogeneous temperature distribution Long period SOFT operation will cause effect of not too cool or not too warm To cancel POWER or SOFT operation Press POWER SOFT button again POWER or SOFT disappears M HEALTHY Operation Healthy Negative ions The anion generator in the airconditioner can generate a lot of anion effectively balance the quantity of position and anion in the air and also to kill bacteria and speed up the dust sediment in the room and finally clean the air in the room About UV light degerming function UV light emitted by the UV light device of the indoor unit catalytically activates the nano TiO2 on the multi lights touching intermediary and the degerming effect is highly efficient and lasting Note when the function is running don t open the inlet grille 43 Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM System Configration Operation M Timer On Off On Off Operation Set cl
57. HRACO03 R2 DB HUM18HC03 R2 DB SM Removal Procedure the back side Lift up the lower part of the fixture plate and remove it Remove the heat exchanger Step Procedure Points Ron SR Re TR a AE a DD 1 Release the hooks 2 Release the hook from d Ar VNTR a a a a a REPLI AREA ERP Whip A f ne q H A D a ie OR Oi CUCU CHT AAA THAN HNN it on Haier 81 Domestic Air Conditioner Haier Procedure HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure before disassembling work A Warning Be sure to wait 10 minutes or more after turning off all power supplies Step Procedure Points pl 1 Remove the right side ate 1 Loosen the 2 screws Remove the fixing plate Haier 82 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Step Procedure Points 3 Remove the fan 1 Loosen the marked screw Lift up the right part of the fan motor and slide it to the rightward to remove Lift up the right part of the fan and remove it Haier 83 Domestic Air Conditioner 9 2 The removal procedure of Indoor unit HSM18HR
58. HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM System Configration Operation M Base Operation 1 Unit start Remote controller Press ON OFF on the remote controller unit starts 2 Select temp setting Press TEMP TEMP button TEMP Every time the button is pressed temp setting increase 1 C if kept depressed it will increase rapidly TEMP Every time the button is pressed temp setting decrease 1 C if kept depressed it will decrease rapidly Select a desired temperature 3 Fan speed selection Press FAN button For each press fan speed changes as follows Remote controller EO O LOW MED HI Air conditioner is running under displayed fan speed When FAN is set to AUTO the air conditioner automatically adjusts the fan speed according to room temperatu Operation Mode re Remote Controller Note Haier Under the mode of auto operation air conditioner will automatically select Cool or Heat operation according to room temperature When FAN is set to AUTO the air conditioner automatically adjusts the fan speed according to room temperature In DRY mode when room temperature becomes lower than temp setting 2 C unit will run intermittently at LOW speed regardless of FAN setting In HEAT mode warm air will blow out after a short period of the time due to cold draft prevention function When FAN is set to AUTO the air conditioner automatica
59. Haier SERVICE MANUAL Order No AC1012S001V0 Wall mounted Type DC InverterEK Series Model Na HSM18HEKC03 R2 DB HSM18HRAC03 R2 DB HUM18HC03 R2 DB Haier HSM18HEKC03 R2 DB HSM18HRAC03 R2 DB HUM18HC03 R2 DB outdoor unit indoor unit and remote controller WARNING 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 2010 Qingdao Haier Air Conditioner General corp Ltd All right reserved Unauthorized copying and distribution is a violation of law Haier Group Table of Contents 1 Introduction P E TO E E A E E A E EA 1 2 LS LOF FNCU ONS enren iorn ae a sers 6 3 SDECHICAIONS a notamment 7 4 Printed Circuit Board Connector Wiring Diagram 9 5 Functions and Control 14 5 1 Main functions and control specifications of indoor unit 14 5 2 Main functions and control specifications of outdoor unit 22 5 3 V
60. Main functions and control specification of indoor unit 5 1 1 Haier Automatic operation When the running mode is turned to automation after starting the system the system will first determine the running mode according to the current room temperature and then will run according to the determined mode Tr in the following selection conditions means room temperature Ts means setting temperature Tp means temperature of indoor coil pipe Tr223 C Choose Cooling Mode Tr lt 23 C Choose Heating Mode After turning to the automation mode the running mode can be switched between cooling mode fan mode and heating mode according to the change of the indoor ambient temperature But the automatic conversion between cooling mode and heating mode must be conducted after 15 minutes Cooling operation mode Temperature control range 16 C 30 C Temperature difference 1 C Control features When Tr input airflow gt Ts set temperature C the compressor will be opened the indoor fan will operate at the set speed and the mode signal will be sent to the outdoor system When Tr Cinput airflow lt Ts set temperature the compressor will be opened the indoor fan will operate at the set speed and the mode signal will be sent to the outdoor system The system will keep the original status if Tr Ts Airflow speed control temperature difference 1 C Automatic When Tr gt Ts 3 C high speed When Ts 1 C lt Tr lt Ts 3 C medium speed
61. RACO03 R2 DB HUM18HC03 R2 DB SM Function and control Haier 13 1051 4226 934 9440 830 6210 2 31 2 07 14 996 7169 887 6792 789 8583 2 29 2 06 15 945 1404 843 0486 751 3077 2 27 2 04 16 896 4981 800 8922 714 8380 2 26 2 03 17 850 6086 761 0603 680 3265 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 0258 2 05 1 87 28 486 4151 442 3499 401 9146 2 03 1 86 29 463 1208 421 7683 383 7626 2 01 1 84 30 441 0535 402 2430 366 5175 1 99 1 83 31 420 1431 383 7151 350 1301 1 97 1 81 32 400 3242 366 1295 334 5542 1 95 1 80 33 381 5350 349 4341 319 7460 1 93 1 78 34 363 7176 333 5801 305 6645 1 90 1 76 35 346 8176 318 5216 292 2709 1 88 1 75 36 330 7839 304 2151 279 5286 1 86 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 22
62. Rated W 1530 1480 Power Factor 98 98 Starting Current A 15 Dimensions WxDxH mm 810X288X688 Packaged Dimensions WxDxH mm 949X406X745 Weight kg 43 Gross Weight kg 46 5 OperationSound H L dBA 51 Sound Power H dBA 61 Note The data are based on the conditions shown in the table below Conversion Formulae Cooling Heating Piping Length kcal h kW x860 Indoor 27 CDB 19 CWB Outdoor 35 CDB 24 CWB Indoor 20 CDB Outdoor 7 CDB 6 CWB 5 m Btu h kW x3414 cfm m minx35 3 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Connector Wring Diagram 4 Printed Circuit Board Connector Wiring Diagram 4 1 Indoor unit Connectors Connectors PCB 1 Control PCB For HUM18HC03 R2 DB 1 CN26 Connector for fan motor 2 CN1 Connector for heat exchanger thermistor and Room temperature thermistor 3 CN11 Connector for UP amp DOWN STEP motor 4 CON2 Connector for power N wire 5 6 CN32 Connector for display board CON1 Connector for power L 7 CON6 CON8 Connector for ions generator 8 CON7 Connector for communicate between the indoor board and the outdoor board 9 CON9 Connector for new airflow wire 10 CN34 Connector for long range control 11 CN20 Connector for room card Note Other designations PCB 1 INdoor Control PCB 1 SW1 Connector for Forced operation ON OFF switch 2 SW2 1 Select remote code A
63. again the unit goes on working under the condition before the setting of healthy airflow function Notice Do not direct the flap by hand Otherwise the grille will run incorrectly If the grille is not run correctly stop for a minute and then start adjusting by remote controller Note 1 After setting the healthy airflow function the position grill is fixed 2 In heating it is better to select the Ik mode 3 In cooling it is better to select the F mode 4 In cooling and dry using the air conditioner for a long time under the high air humidity condensate water may occur at the grille EUROPEAN REGULATIONS CONFORMITY FOR THE MODELS CE All the products are in conformity with the following European provision Low Voltage Directive 73 23 EEC Low Voltage Directive 2006 95 EC Electomagnetic CompatibilitY 89 336 EEC Electomagnetic CompatibilitY 2004 108 EC ROHS The products are fulfilled with the requirements in the directive 2002 95 EEC of the European parliament and of council on the Restriction of the use of Certain Hazardous Substances in Electrical and Electronic Equipment EU RoHS Directive WEEE In accordance with the directive 2002 96 CE of the European parliament herewith we inform the consumer about the dis posal requirements of the electrical and electronic products DISPOSAL REQUIREMENTS Your air conditioning product is marked with this symbol This means that electrical and electronic p
64. alue of Thermistor essence ramener nent enat re mdr 30 6 System Configurations doesseattatisssepte use etuiiuiesssst 40 6 1 System Configuration Een ame ent aol 40 6 2 INS PACA a ee a riS 40 7 Error Codes and Descirption 49 SINS TAN ALONG ci ctesnprca gas vevedauniomioaneaw masses sans 64 9 Removal Procedure 000cccccccceeeeecccceecuueeceeceeeeuueeeceeevaeneeeeeeneas 72 9 1 Removal of Indoor Unit HSM18HEKC03 R2 DB rainures 72 9 2 Removal of Indoor Unit HSM18HRACO3 R2 DB 84 0 The removal procedure of GUT OOE en in ne 94 10 Wiring DiagramS Sanaa essence mere eme etes nton 107 II PR cid eseese rererere NiNa 107 10 2 Outdoor Unit ssi cccccccccccceedeezaaaaaaaaaaaaacskeccccccennnnnenpssnosssososossesacacecccceeecseauass 108 11 Circuit DIAODTAMS ee nes pe musee ascenseur 109 12 Description of Coding rules of Unit Model 112 Haies Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Introduction 1 Introduction 1 1 Safety Cautions Be sure to read the following safety cautions before conducting repair work The caution items are classified into Warning and Caution The Warning items are especially important since they can lead to death or serious injury if they are not followed closely The Caution items can also lead to serious accidents under some
65. ant type R2 R410A Applicable voltage 3 220 230V Applicable frequency 0 50HZ C is serial number H heat pump Nominal cooling capacity 18000BTU h M Multi match one outdoor unit can match different indoor unit The structure code of outdoor unit H Abbreviation of Haier HUM18HC03 R2 DB means18000BTU Examples HSU 07RD03 R1 It represents wall mounted split type heat pump a ir condi niThe cooling capacity is 7000BTU h and the power supply is 220 230V 50Hz D sequence and R1 means the refrigerant is R407C Haier means the developing 112 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM The end Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road Edited by Zhao Ni Zhang Fei 266101 Qingdao China_ E mail hractech haier com Signed by Yang Bifei Tel 86 532 88936935 Http www haier com Approved by Wu Hongjin Haier Domestic Air Conditioner
66. arized in fixed time In normal family it will be solarized every 6 months The bacteria killing medium air purifying filter will be used for a long time no need for replacement But in the period of using them you should remove the dust frequently by 3 Attach Air Purifying Filter using vacuum cleaner or flaping them lightly otherwise its performance will be affected Put air purifying filter appliances into the right and left filter frames 7 e Please keep the bacteria killing medium air purifying filter in the cool and dry conditions avoid long time directly sunshine when you stop using it or its ability of sterilization will be reduced Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM System Configration Cautions WARNING Please call Sales Service Shop for the Installation Do not attempt to install the air conditioner by yourself because improper works may cause electric shock fire water leakage A WARNING When abnormality such as burnt small found Use an exclusive Check proper immediately stop the operation button and power source installation of the contact sales shop with a circuit drainage securely 1 breaker Ur STRICT STRICT ENFORCEMENT ENFORCEMENT Connect power supply cord Use the proper voltage 1 Do not use power supply cord extended to the outlet completely or connected in halfway 2 Do not install in the place wh
67. as been below zero centigrade for 10 seconds the compressor will be stopped and the malfunction will be recorded in the malfunction list The indoor system will continue to run When the temperature of the indoor coil is raised to 7 C the compressor will be restarted again the prerequirement of 3 minutes delay should be satisfied coil protection synchronic overheating protection are installed for the four directions latch malfunctions when demoisturing timing system on off function Dormant control function Heating operation mode temperature control range 16 30 C temperature difference 1 C control feature the temperature compensation is automatically added and the system will send the heating signals to the outdoor system If Tr lt Ts the outdoor compressor is turned on the indoor fan will be at the cold air proof mode If Tr gt Ts 3 the outdoor system is turned off the indoor fan will be at the heat residue sending mode If Tr lt Ts 3 the outdoor system will be turned on again the indoor fan will be at the cold air proof mode 15 Domestic Air Conditioner Haier i HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 5 1 5 Indoor fan control manual control You can choose high medium low and automatic speed control Automatic When Tr lt Ts high speed When Ts lt Tr lt Ts 2 C medium speed When Tr gt Ts 2 C low speed When the airflow speed has no delay from the high to low
68. aximum D B W B 24 C 18 C temperature changes OUIGOON D BIW 7 80 e Should there be a big noise from air flow in unit operation air Outdoor Maximum D B W B 24 C 18 C filter may be too dirty INVERTER Minimum D B 15 C e This is because the system Smells are circulates smells from the interior 2 If the power supply cord is damaged it must be replaced by the generated air such as the smell of furniture manufacturer or its service agent or a similar qualified person paint cigarettes Mist or steam are 3 If the fuse of indoor unit on PC board is broken please change low Out During COOL or DRY operation it with the type of T 3 15A 250V If the fuse of outdoor unit is indoor unit may blow out mist broken change it with the type of T 25A 250V This is due to the sudden cooling of indoor air 4 The wiring method should be in line with the local wiring standard 5 After installation the power plug should be easily reached e In DRY mode when room temperature In dry mode fan becomes lower than temp P 6 The waste battery should be disposed properly Speen cant De setting 2 C unit will run 7 The appliance is not intended for use by young children or infirm changed intermittently at LOW speed persons without supervision regardless of FAN setting 8 Young children should be supervised to ensure that they do not play e Is power plug inserted 3 6 with the appliance e Is there a power failure Is fuse b
69. ay 22 BEBE 2 AC FAN MOTOR LS 5 2 18 p sensor failure 2 air exchange motor SR eS RORO Z 2 2 Ambient temperature sensor failure 12 o ee u g Electric EXPANSION VALVE f l 2 Exhaust temperature sensor failure 13 Heating Cable pees o Fi iS x Deviate from the normal 18 AWAY VALVE A iB Z 5 A for the compressor B BLACK W WHITE 5 5 1g Loop of the station detect error 19 a aS A RE lt LZ Overcurrent of the compressor 24 R RED Y G YELLOW GREEN Remark the dotted parts are 5 x i vercurrent protection for BL BLUE OR ORANGE optional for different unit single phase of the compressor 24 108 Haier Domestic air conditioner Haier HSM18HEKC HRACO3 R2 DB HUM18HC03 R2 DB SM Wring Diagram 11 Circuit Diagrams 11 1 Indoor unit 5V RI6 IK 5V ROS 10K
70. djust left and 17 Signal sending display Don t adjust it manually right air flow 18 POWER SOFT display Display board 19 TEMP display 20 TIMER OFF display 21 CLOCK display 22 TEMP button 23 FAN button 28868006 GD 60066 Actual indoor unit may vary from the one shown in the manual according to the product purchased Display board A cee eee E ARA D 98 4 Q 7 which will be displayed on 26 FRESH button LCD Please select A without 27 SET button special explanation 28 POWER SOFT button 2 LIGHT button 29 LOCK button Control the lightening and If pressed the other buttons extinguishing of the indoor willbe disabled Press it once 5 i in lock will be cancelled Signal receiver hole HEALTH displa LED display board Par Osi i ge unit which A cases ns 30 RESET button COOL display asa ete ee it oe ution eer HEAT display Dry display 6 MODE button sharp pointed article to press TEMP display TIMER OFF display 7 HOUR button this button to reset the remote isplay utton controller normal TIMER ON displ 8 HEALTH butt troll l SLEEP display The following functions and related displays are not available LIGHT button is not available for HSU O9HRA103 R2 and Outdoor Unit HSU 12HRA103 R2 M Loading of the battery 7 Remove the battery cover 2 2 Load the batteries as illustrated 2 R 03 batteries resetting key 3 cylinder EE D OUTLET CONNECTING
71. e air filter completely 87 Haier Domestic Air Conditioner Haier HSU 18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure 9 2 4 Removal of Front Case Procedure Release the screw covers Loosen the 2 fixing screws 88 Haier Domestic Air Conditioner Haier HSU 18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure 89 Haier Domestic Air Conditioner Haier HSU 18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure 9 2 5 Removal of Vertical Blades and Display Board Loosen the 2 fixing screws and remove the display board Loosen the screw of the drip proof plate Lift and remove the electrical box 90 Haier Domestic Air Conditioner Haier HSU 18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM 9 2 6 Removal of Fan Drain pan and Electrical Box Removal Procedure Loosen the 2 screws 2 Pull out the drain pan Loosen the screw of 3 the drip proof plate Lift and remove the electrical box E Discharge the static electricity from your body before touching the electrical parts like signal receiver PCB E t may cause the malfunction of PCB 91 Haier Domestic Air Conditioner Haier HSU 18HEKC HRA
72. e front grille horizontally so as not to stuff the flap inside m When assembling make sure the three hooks are caught properly 75 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure AY Warning Be sure to wait 10 minutes or more after turning off all power supplies Procedure before disassembling work Step Procedure Points 1 Remove the horizontal m The horizontal flap is 1 Release the center pivot 2 Bend the horizontal blade slightly and remove it QE A Z en A p EE TA D fo ETT E pa i Lo Varaia LN IN TN 2 Fitthe flap to the right pivot single m Installation procedure 1 Since key pattern hook is provided rotate the flap and fit it to the left pivot first 3 Fit the flap to the center pivot
73. e a neutral detergent diluted with water Wring the water out of the cloth before wiping then wipe off the detergent completely Do not usewater wipe the controller with a dry cloth Do not use glass cleaner or chemical cloth Do not use the following for cleaning PT Dom SS Gasoline benzine thinner or cleanser Hot water over 40 C 104 F may damage the coating of the unit discoloring or deformation Air Filter cleaning 1 Open the inlet grille by pulling it upward 2 Remove the filter Push up the filter s center tab slightly until it is from the stopper and remove the filter downward 3 Clean the filter Use a vacuum cleaner to remove dust or wash the filter with water After washing dry the filter completely in the shade 4 Attach the filter Attach the filter correctly so that the FRONT indication facing to the front Make sure that the filter is fixed behind the stopper f the right attached correctly that 5 Close the inlet grille 4 Attach the standard air filter Necessary installation ATTENTION The white side of the photocatalyst air purifying filter face outside and the black side face the unit The green side of the bacteria killing medium air purifying filter face outside and the white side face the unit 5 Close the Inlet Grille Close the Grille surely NOTE The photocatalyst air purifying filter will be solarized in fixed time In normal family it wil
74. e buzzer will ring twice 5 1 18 Fixed frequency operation Haier 1 Fixed cooling a under G code condition high speed cooling set 16 C press temperature key and the set key at the same time The system will enter the fixed frequency operation after the buzzer rings twice b The proceeding programs are as the follows Entering the fixed frequency operation you can set the fixed strength location 1 and send the coolng signal to the outdoor system Meanwhile you can fix the indoor system at high speed mode the location of the airflow directin board can be switched to the maximal position c Quitting condition The fixed frequency cooling can be quitted after receiving the remote signal and the system will enter the remote setting status 2 Fixed heating a under G code condition high speed heating set 30 C press temperature key and the set key at the same time The system will enter the fixed frequency operation after the buzzer rings twice b The proceeding programs are as the follows Entering the fixed frequency operation you can set the fixed strength location 1 and send the heating signal to the outdoor system Meanwhile you can fix the indoor system at high speed mode the location of the airflow directin board can be switched to the maximal position c Quitting condition The fixed frequency heating can be quitted after receiving the remote signal and the system will enter the remote setting status
75. e compressor discharge temperature is above 117 C Decision Conditions Supposed m Electronic expansion valve defective Causes m Faulty thermistor M Faulty PCB 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 then measure the temperature at the discharge temperature sensor of the compressor on the outdoor unit 1 The cryogen may have been leaked during installation or there may be leakage in the piping The temperature exceeds 110 C shortly after the system 2 There may be other causes to make the machine starts up discharge temperature too high Malfunctions occur after running for some time even though the measured temperature is below 110 C Pull out the discharge sensor and measure its resistance at standard temperatures according to the resistance temperature table The sensor is damaged Replace the sensor The much results deviate with a new one The outdoor mainboard is damaged and needs be replaced 61 Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 7 EEPROM abnormal Indoor Display E4 Indoor EEPROM error F12 Outdoor EEPROM error LED1 flash 1 times Method of The Data detected by the EEPROM are used to determine MCU Malfunction Detection
76. e filled out label must be adhered in the proximity of the product charging port e g onto the inside of the stop value cover A contains fluorinated greenhouse gases covered by the Kyoto Protocol factory refrigerant charge of the product see unit name plate additional refrigerant amount charged in the field total refrigerant charge outdoor unit refrigerant cylinder and manifold for charging Tmo Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM System Configration Maintenance For Smart Use of The Air Conditioner Setting of proper room Do not block the air inlet Remote Controller Indoor Body temperature or outlet Proper wipe the air conditioner by using a USA SELON soft and dry cloth For serious stains use a neutral detergent diluted with Do not usewater wipe the controller water Wring the water out of the with a dry cloth Do not use glass cloth before wiping then wipe off the cleaner or chemical cloth detergent completely Do not use the following for cleaning Sea Close doors and windows during operation Oni Gasoline benzine thinner or cleanser Hot water over 40 C 104 F may damage the coating of the unit cause discoloring or deformation During cooling operation Air Filter cleaning prevent the penetration of direct sunlight with 1 Open the inlet grille by pulling it upward curtai
77. e turned on the indoor fan will operate at the set speed When Tr is between the Ts and Ts 2 C the outdoor system will operate at the high demoisture frequency for 10 minutes and then at the low demoisture mode for six minutes The indoor fan will operate at low speed When Tr lt Ts the outsystem will be stopped the indoor fan will be stopped for 3 minutes and then turned to the low speed option All the frequency converses have a 1 C difference Wind speed control Automatic When Tr gt Ts 5 C high speed When Ts 3 C lt Tr lt Ts 5 C medium speed When Ts 2 C lt Tr lt Ts 3 C low speed When Tr lt Ts 2 C light speed If the outdoor fan stopped the indoor fan will be paused for 3 minutes If the outdoor fan stopped for more than 3 minutes and the outdoor system still operates the system will be changed into light speed mode When the airflow speed has no delay from the high to low switching the speed should be delayed for 3 minutes remain at high speed for 3 minutes before the next switch Manual When the sensor is off or Tr lt Ts 3 C the manual operation can not be made obligatory automatic operation Airgate location control the location for the airgate can be set according to your needs Defrosting function preventing the frosting on the indoor heat exchanger when cooling or demoisture When the compressor works continuously for 1 6 minutes adaptable in EEPROM and the temperature of the indoor coils h
78. easing the frequency rapidly Fgh_t2 63 C Fgh_t2 2 P Decreasing the frequency slowly Fgh_t3 55 C Fgh_t3 2 Q Prohibiting increasing the frequency Fgh t4 52 C Fgh_t4 2 R Increasing slowly Fgh_t5 48 C Fgh_t5 2 Normal N Decreasing at the speed of 1HZ 1 second P Decreasing at the speed of 1Hz 10 seconds Q Continue to keep the last time instruction cycle R Increasing at the speed of 1Hz 10seconds Remarks the outdoor unit 5 2 6 3 The control of preventing the overcurrent of the compressor eDuring the starting process of the compressor if the curren of the compressor is greater than 12A for 3 seconds stop the compressor and alarm after 3 minutes start it again if such state appears 3 times in 20 minutes stop the compressor and alarm and confirm the malfunction Then continue to run it only after the the power is off eDuring the starting process of the compressor if the AC current is greater than 11A the frequency of the compressor decreases at the speed of 1HZ second eDuring the starting process of the compressor if the AC current is greater than 10A the frequency of the compressor decreases at the speed of 0 1HZ second eDuring the starting process of the compressor if the AC current is greater than 9 5A the frequency of the compressor increases at the prohibited speed eDuring the starting process of the compressor if the AC current is greater than 9A the frequency of the compressor increases at the speed of no fa
79. een over or under charged with gas which can be judged through the pressure of the measuring system 67 Haier Repair the power supply with the remote controller If malfunctions IPM Module is damaged and needs replacing Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Installation Before inserting power plug into receptacle check the voltage without fail Install an exclusive branch circuit of the power A receptacle shall be set up in a distance where the power cable can be 8 Installation Installation Manual of Room Air Conditioner Selection of Installation Place Necessary Tools for Installation Driver Torque wrench Indoor Unit ed Nipper e oe cen Place robust not causing vibration where the body can be supported sufficiently aoe eee Place not affected by heat or steam generated in the vicinity where inlet and outlet of the Hole core drill Flaring tool unit are not disturbed Spanner 17 19 and 26mm Knife Place possible to drain easily where piping can be connected with the outdoor unit Gas leakage detector or Measuring tape e Place where cold air can be spread in a room entirely Place nearby a power receptacle with enough space around Refer to drawings Place where the distance of more than Im from televisions radios wireless apparatuses and fluorescent lamps can be left In the case of fixing the remote controller on a
80. em does not restart immediately Cause or check points e When unit is stopped it won t restart immediately until 3 minutes have elapsed to protect the system e When the electric plug is pulled out and reinserted the protection circuit will work for 3 minutes to protect the air conditioner e During unit operation or at stop a swishing or gurgling noise may Noise is heard be heard At first 2 3 minutes after This noise is generated by refrigerant flowing in the system During unit operation a cracking noise may be heard This noise is generated by the casing expanding or shrinking because of temperature changes e Should there be a big noise from air flow in unit operation air filter may be too dirty This is because the system circulates smells from the interior air such as the smell of furniture paint cigarettes Normal Performance inspection Smells are generated Mist or steam are blown out During COOL or DRY operation indoor unit may blow out mist This is due to the sudden cooling of indoor air e In DRY mode when room temperature becomes lower than temp setting 2 C unit will run intermittently at LOW speed regardless of FAN setting In dry mode fan speed can t be changed Is power plug inserted e Is there a power failure Is fuse blownout e Is the air filter dirty Normally it should be cleaned Multiple every 15 days check e Are there any obstacles befo
81. em for 8 minutes the communication abnormality Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control can be confirmed and reported and the outdoor system will be stopped 5 1 16 Single indoor system operation Enter condition First Heating operation mode set the high speed airflow and 30 centigrade set temperature then press the dormant keys for 6 times within 7 seconds the system will feedback with 6 rings After the system enters the separate indoor system operation mode the indoor system will operate according to the set mode and neglect the communication signals of the outdoor system However it has to send signals to the outdoor system Quitting condition This mode can be quitted after receiving the quitting signal from the remote control or urgency system The indoor system thus can quit the single operation mode 5 1 17 Power cut compensation Entering condition Press dormant button 10 times within 7 second the buzzer will ring 4 times and the present system status will be stored into the EEPROM of the indoor system After entering the power cut compensation mode the processing of the indoor system should be as the followings Remote control urgency singal operate according to the remote control and the urgent conditions the present status will be stored into the EEPROM of the indoor system Quitting conditions Press dormant button 10 times within 7 seconds and th
82. ere there is any P Q Q possibility of inflammable gas leakage around the unit 3 Do not get the unit exposed STRICT STRICT to vapor or oil steam ENFORCEMENT ENFORCEMENT PROHIBITION Do not use power supply Take care not to damage Do not insert objects into the air cord in a bundle the power supply cord inlet or outlet S Do not start or stop the Do not channel the air flow directly Do not try to repair or operation by disconnecting at people especially at infants or the power supply cord the aged and so on PROHIBITION A CAUTION Do not use for the purpose of storage of Take fresh air occasionally especially Do not operate the switch with food art work precise equipment when gas appliance is running at the wet hand breeding or cultivation same time a DTA an E Z met a a S S STRICT O Har PROHIBITION ENFORCEMENT Do not install the unit near a fireplace Check good condition of the Do not pour water onto the unit or other heating apparatus installation stand for cleaning te W W cote PROHIBITION PROHIBITION Do not place animals or plants in Do not place any objects on or Do not place flower vase or water the direct path of the air flow climb on the unit containers on the top of the unit PROHIBITION UE PROHIBITION PROHIBITION Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03
83. ettings will be operated according to the timing settings 3 system on and off timing The settings will be completed according to the orders Dormant operation The dormant timing is an eight hours unadaptable one The timing signs are shown on the E series board RC series show the dormant signal the timing light is lighted on the 6 lights board 2 1 Under the cooling demoisture operation after the setting of the dormant operation the set temperature will be raised for 1 centigrade after 1 hour s operation and will be raised for 1 centigrade 1 hour later The system will keep this status for 6 hours and then close 2 2 Under the heating mode after the setting of the dormant operation the et temperature will fall 2 17 H Domestic Air Conditioner aier Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control centigrades after 1 hour s operation and will fall 2 centigrades 1 hours later 3 hours after the preceding operations the set temperature will be raised for 1 centigrade and the system will keep this status for 3 hours and then close down 2 3 During the dormant time except the change of the system mode or a new press on the dormant setting keys the timing of the 8 hours dormancy will take the first timing as the start time any presses on other keys will not affect the original timing 2 4 Indoor fan control under the dormant operation If the indoor fan is at the high speed before the dormant operatio
84. flicts cooling heating yes cooling cooling no cooling airflow no heating heating no heating airflow yes heating cooling yes 5 1 14 Malfunction list resume Nothing is presented if there is no code list The malfunction display will automatically finish in 10 seconds The remote control only receives the sigals for stop According to the signals the malfunction resume presentation finishes The resume restores after the power supply restores 5 1 15 Abnormality confirmation approaches Haier 1 indoor temperature sensor abnormality under the operation the normal temperature ranges from 120 degree to 30 degree When the temperature goes beyond this range the abnormality can be confirmed If the temperature goes back into the range the system will automatically resume 2 indoor heat interaction sensor abnormality under the operation the normal temperature ranges from 120 degree to 30 degree When the temperature goes beyond this range the abnormality can be confirmed If the temperature goes back into the range the system will automatically resume 3 indoor malfunction Out door malfunction When the indoor system receives the outdoor malfunction codes it will store the code into E2 for the malfunction list resume The indoor system will continue to operate according to the original status the malfunction code will not be revealed or processed 4 transmission abnormality If the indoor system can t receive the ae syst
85. function must alarm after 4 minutes during which the compressor is started during the course of self detection there s no such limitation Sensor detection methods 100 times 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 Abnormal stop Decreasing the frequency rapidly 1HZ second Decreasing the frequency slowly 1HZ 10seconds The frequency doesn t change Increasing the frequency 1HZ 10second Increasing the frequency 1HZ 1second TTC gt 110 C lasts for 20 seconds Overheating protection of air blowing alarm malfunction to the indoor others don t last 5 2 6 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 25 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control state The indoor heat exchanger sensor tests the temperature of the indoor heat exchanger If the temperature is higher than 55 C decrease the rotate speed of the compressor and do the high temperature preventing protection of the indoor heat exchanger if the temperature of the indoor heat exchanger is lower than 47 C recover to the normal control The compressor stops Fgh_t1 Fgh_t1 65 C N Decr
86. g state 12 C lice_temp_4 2 Increasing slowly 8 C lice temp_3 2 Keeping the frequency Decreasing slowly Decreasing rapidly ice temp 1 Stop When Tpg_indoor ice temp 1C the frequency of the compressor decreases at the speed of 1HZ 1second When Tpg_indoor ice_temp_2 C the frequency of the compressor decreases at the speed of 1HZ 10seconds When Tpg_indoor begins to rise again and ice_temp_2 Tpg_indoor ice_temp_3 C the frequency of thecompressor doesn t change When ice_temp_3 Tpg_ indoor ice temp_3 3C the frequency of the compressor increases at the speed of 1HZ 10seconds For example Tpg_indoor lt 0 C last for 2 minutes and then the outdoor unit will stop and report underload malfunction but don t send malfunction report to the indoor The compressor stops for more than 3 minutes Tpg_indoor gt ice_temp_3 2 C the compressor recovers The frequency limitation of modification rate In the field which is controlled by high frequency if the modification rate is not high enough the control driven on chip will enter into weak magnetic control this will help to relieve the problem of modification rate If during the course of weak magnetic control the modification rate is still not high enough enter into the control of decreasing frequency until the alarm of modification rate is relieved Temperature protection of the outdoor refrigerating coil When the defrosting temperature and the senso
87. g wire is HO5RN F or HO7RN F 2 If the fuse on PC board is broken please change it with the type of T 3 15A 250V 3 The wiring method should be in line with the local wiring standard 4 After installation the power plug should be easily reached 5 A breaker should be incorporated into fixed wiring The breaker should be all pole switch and the distance between its two contacts should be not less than 3mm Use the same method on indoor unit Loosen the screws on terminal block and Outdoor unit Install according to Drawing for the installation of indoor and outdoor units To bend a pipe give the roundness as large as possible not to crush the pipe and the bending radius should be 30 to 40 mm or longer Connecting the pipe of gas side first makes working easier Installation of Outdoor Unit Connection of pipes The connection pipe is specialized for R410A Forced fastening without careful centering may Malfunion late nut damage the threads and cause a leakage of gas D Q J Fastening torque Liquid Gas side9 52mm 3 8 42 N m Spanner Torque wrench Gas side 12 7mm 1 2 55N m Gas side 15 88mm 5 8 Be careful that matters such as wastes of sands etc shall not enter the pipe The standard pipe length is 5m If it is over 10m the function of the unit will be affected If the pipe has to be lengthened the refrigerant should be charged according to 20 g m But the charge of refrigerant must be conducted by pr
88. han 5cm 7 ZA Itbecomes Theendisimm Itwaves The gap with the There is the bad ground is too small smell from a ditch Please pour water in the drain pan of the indoor unit and confirm that drainage is carried out surely to outdoor in case that the attached drain hose is in a room please apply heat insulation to it without fail E Refrigerant charge label Contains fluorinated greenhouse gases covered by the Kyoto Protocol This product contains fluorinated greenhouse gases covered by the Kyoto Protocol Do not vent into the atmosphere Refrigerant type R410A GWP value 1975 GWP global warming potential Please fill in with indelible ink 1 the factory refrigerant charge of the product 2 the additional refrigerant amount charged in the field and e 1 2 the total refrigerant charge on the refrigerant charge label supplied with the product The filled out label must be adhered in the proximity of the product charging port e g onto the inside of the stop value cover A contains fluorinated greenhouse gases covered by the Kyoto Protocol B factory refrigerant charge of the product see unit name plate C additional refrigerant amount charged in the field D total refrigerant charge E outdoor unit F refrigerant cylinder and manifold for charging M Check for Installation and Test Run E Please kindly explain to our customers how to operate through the instruction manual Check Items fo
89. he healthy airflow has been set F F ED xPxK airflow speed xK healthy airflow When refrigerating it is needed to satisfy F MIN d lt F lt F MAX d When heating it is needed to satisfy F MIN r lt F lt F MAX r 5 2 2 The outdoor fan control exchange fan When the fan is changed among every airflow speed including stop blowing in order to avoid the airflow speed from skipping frequently 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 5 2 2 1 The outdoor fan control when refrigerating or dehumidifying After the compressor is started for 5 seconds the outdoor fan is started at the medium speed at first after 30 seconds it begins to control the airflow speed according to the temperature conditions of the outdoor environment The temperature of the The temperature of the outdoor Airflow speed outdoor air Ta coil Te Taz 30 C High 26C lt Ta lt 30C Keeping the speed 24 C Ta lt 26 C Medium 23 C lt Ta lt 24C Keeping the speed 5 Cs Ta lt 23 C Low Ta lt 5 C 15 C lt Te Low 15 C gt Te Stop 5 2 2 2 The outdoor fan control when heating The temperature of the outdoor Airflow speed air Ta Taz 22 C Low 19 Cs Ta lt 22 C Keeping the speed 16 Cs Ta lt 22 C Medium 14 Cs Ta lt 16 C Keeping the speed Ta
90. his operation mode the fan motor of indoor unit will run in high speed J M Ar Flow Direction Adjustment 1 Status display of air flow COOL DRY gt 53 gt Y gt v gt V gt Y HEAT ee y gt gt gt itia state 2 Left and right air flow adjustment manual Move the vertical blade by a knob on air conditioner to adjust left and right direction referring to Fig 3D Cautions e When adjusting the flap by hand turn off the unit e When humidity is high condensate water might occur at air outlet if all vertical louvers are adjusted to left or right It is advisable not to keep horizontal flap at downward position for a long time in COOLor DRY mode otherwise condensate water might occur Note When restart after remote turning off the remote controller will automatically memorize the previous set swing position Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM System Configration Operation M Sleep Operation Before going to bed you can simply press the SLEEP button and unit will operate in SLEEP mode and bring you a sound sleep ye gt aa p LE ee Use of SLEEP function After the unit starts set the operation status then press SLEEP button before which the clock must be adjudted and time being set Operation Mode 1 In COOL DRY mode 1 hours after SLEEP mode starts tem
91. iguration 6 1 System Configuration After the installation and test operation of the room air conditioner have been completed it should be operated and handled as described below Every user would like to know the correct method of operation of the room air conditioner to check if it is capable of cooling or heating well and to know a clever method of using it In order to meet this expectation of the users giving sufficient explanations taking enough time can be said to reduce about 80 of the requests for servicing However good the installation work is and however good the functions are the customer may blame either the room air conditioner or its installation work because of improper handling The installation work and handing over of the unit can only be considered to have been completed when its handling has been explained to the user without using technical terms but giving full knowledge of the equipment 6 2 Instruction 6 2 1 The Instruction of HSM18HEKC03 R2 DB HUM18HC03 R2 DB 40 Haier Domestic Air Conditioner Haier HSM18HEKC HRACO3 R2 DB HUM18HC03 R2 DB SM System Configration Parts and Functions M ndoor Unit Air Purifying Filter inside Inlet grille T Vertical blade E adjust left and i es right air flow WIG Horizontal flap adjust up and down air flow Display board Don t adjust it manually Please be subject to the actual produce purchased the ab
92. ing finishes the coil malfunction will still be neglected until the compressor has been started up for 30 seconds The indoor temperature display will not change and the system operates at the cold air proof mode Automatic heating temperature compensation when the system enters the heating mode the temperature compensation 4 will be added When the status is switched off the compensation will be erased strength operation a the system enters the mode after receiving the strength signal Send strength operation signal to the outdoor system Strength operation quit if you change the fan mode or operation mode The mode change finishes the strength operation Entering mute you can have normal operation or signal control such as timing to finish the strength 16 Haier Domestic Air Conditioner H aier 5 1 7 HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control operation When the system is at the automatic option There is no strength mute function Mute operation the system enters the mode after receiving the mute signal a Mute heating the airflow speed is slight the system sends the mute signal to the outdoor system b mute cooling the airflow speed is slight the system sends the mute signal to the outdoor system When the compressor operates the airflow speed is mute speed EEPROM is adaptable Mute operation can not work under the demoisturing and airflow sending operation
93. is the highest for others that appears first will have the priority Remarks in 3 minutes when the compressor stops the units malfunctions are not displayed the complete appliance s malfunctions are prior to the units malfunctions Annex 1 Malfunction codes of the whole unit Remarks under the mode of refrigeration the malfunctions of each unit s thin pipe temperature sensor are not reported under the mode of heating the malfunctions of each unit s thick pipe temperature sensor are not reported 28 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control 5 3 Value of Thermistor 5 3 1 intdoor Unit Room sensor and Pipe Sensor R25 C 10KON 3 B25 C 50 C 3700K 3 Temp C Max KQ Normal KQ Min KQ Tolerance C 30 165 2170 147 9497 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 1 76 1 62 19 87 2775 79 6222 72 5729 1 74 1 60 18 82 5577 75 4384 68 8710 1 72 1 59
94. k and repair it before charging the refrigerant After charging refrigerant make sure that there is no refrigerant leak If the leak cannot be located and the repair work must be stopped be sure to perform pump down and close the service valve to prevent the refrigerant gas from leaking into the room The refrigerant gas itself is harmless but it can generate toxic gases when it contacts flames such as fan and other heaters stoves and ranges When replacing the coin battery in the remote controller be sure to disposed of the old battery to prevent children from swallowing it If a child swallows the coin battery see a doctor immediately Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Introduction Caution Installation of a leakage breaker is necessary in some cases depending on the conditions of the installation site to prevent electrical shocks Do not install the equipment in a place where there is a possibility of combustible gas leaks If a combustible gas leaks and remains around the unit it can cause a fire For Be sure to install the packing and seal on the installation frame properly If the packing and seal are not _ i integral installed properly water can enter the room and wet the furniture and floor 9 units only Haier 1 1 3 Inspection after Repair Warning all the way If the plug has dust or loose connection i
95. king cable well connected or whether its core Replace the linking cable with wires are well insulated new one 63 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis A Check the indoor mainboard Measure the voltage between Jumpers 3 and 4 of IC1 on the indoor mainboard with a multimeter Test the outdoor power supply 230VAC land 310VDC with a multimeter If the voltage is of a constant value of OV DCto5V DC If 230VAC is available but 310DC not the power module is damaged replace i with a new one If both 230VAC and 310DC are The indoor mainboard is damaged replace available measure it with 3 12V from7805 is available PAPE NO he outdoor mainboard is damaged Replace them with a new one Measure the AC voltage between positions 1 and 3 on the terminal of ae If the value is constant at about 30V the outdoor unit with a multimeter rare indoor mainboard is damaged replace it with a new one If the value varies between 0 and 80 VAC the The outdoor mainboard is damaged replace loutdoor mainboard is damaged replace it it with a new one with a new one 64 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 9 Power Supply over or under voltage fault Indoor display F19 Outdoor display LED1 flash 6 times Method of An abnormal voltage rise or fall is de
96. l be solarized every 6 months The bacteria killing medium air purifying filter will be used for a long time no need for replacement But in the period of using them you should remove the dust frequently by using vacuum cleaner or flaping them lightly otherwise its performance will be affected Please keep the bacteria killing medium air purifying filter in the cool and dry conditions avoid long time directly sunshine when you stop using it or its ability of sterilization will be reduced Haier Domestic air conditioner Haier Introduction Cautions HSM09 12HRAC03 R2 DB HUM09 12HC03 R2 DB SM WARNING Please call Sales Service Shop for the Installation Do not attempt to install the air conditioner by yourself because improper works may cause electric shock fire water leakage A WARNING When abnormality such as burnt small found immediately stop the operation button and contact sales shop STRICT ENFORCEMENT Check proper installation of the drainage securely 4 STRICT ENFORCEMENT 1 Do not use power supply cord extended or connected in halfway 2 Do not install in the place where there is any possibility of inflammable gas leakage around the unit 3 Do not get the unit exposed to vapor or oil steam Use an exclusive power source with a circuit breaker q Connect power supply cord to the outlet completely STRICT Use the proper voltage STRICT ENFOR
97. lly adjusts the fan speed according to room temperature In FAN operation mode the unit will not operate in COOL or HEAT mode but only in FAN mode AUTO is not available in FAN mode And temp setting is disabled In FAN mode sleep operation is not available 42 M Emergency operation and test operation Emergency Operation e Use this operation only when the remote controller is defective or lost and with function of emergency running air conditoner can run automatically for a while e When the emergency operation switch is pressed the Pi sound is heard once which means the start of this operation e When power switch is turning on for the first time and emergency operation starts the unit will run automatically in the following modes Room Designated ion 1 emergency temperature temperature Me operation switch Above 23 C 26 C Below 23 C 23 C elt is impossible to change the settings of temp and fan speed It is also not possible to operate in timer or dry mode fr est operation Test operation switch is the same as emergency switch Use this switch in the test operation when the room temperature is below 16 C do not use it in the normal operation e Continue to press the test operation switch for more than 5 seconds After you hear the Pi sound twice release your finger from the switch the cooling operation starts with the air flow speed Hi e Under t
98. lownout 9 Please employ the proper power plug which fit into the power supply e Is the air filter dirty cord Normally it should be cleaned A Multiple every 15 days 10 The power plug and connecting cable must have acquired the local check e Are there any obstacles before attestation inlet and outlet e Is temperature set correctly e Are there some doors or windows left open e ls there any direct sunlight through the window during the cooling operation Use curtain Are there too much heat sources or too many people in the room during cooling operation Ne J 11 In order to protect the units please turn off the A C first and at least 30 seconds later cutting off the power Haier Domestic Air Conditioner Haier HSM09 12HRACO03 R2 DB HUM09 12HC03 R2 DB SM Introduction 6 2 2 The Instruction of HSM18HRAC03 R2 DB HUM18HC03 R2 DB Parts and Functions M ndoor Unit M Remote controller 9 ON OFF button 10 TIMER ON display 11 FAN SPEED display eased etal Li OW MED HI AUTO 12 LOCK display 13 SWING display 14 SLEEP display 15 HEALTH display 16 Operation mode display Inlet A Air Purifying Filter Peet inside Inlet grille Outlet Anion generator Emergency inside Switch Operation mode AUTO COOL DRY FAN HEAT Horizontal flap Vertical blade Remote controller x adjust up and down air flow a
99. lt 14 C High 23 Haier Domestic Air Conditioner Haier 9 2 3 5 2 4 5 2 5 Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control The control of the outdoor electronic expansion valve When starting the compressor the opening size of the valve must be guaranteed to have entered into the standard opening size and then the compressor can be started When refrigeration is in vain the machine is shut down or is in the state of retrograde operation the opening size of the expansion valve of the indoor unit is 5 steps When heating is in vain the opening size of the expansion valve of the indoor unit is 55 steps When the outdoor unit is shut down the valve is opened completely for 2 minutes and then begin initialization The scope of refrigerationg valve 60 480 steps The scope of heating valve 90 480 steps The valves are adjusted according to the degree of superheat SHa ASHa Four way control For the details of defrosting 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 The outdoor defrosting control A The conditions for entering into defrosting mode When starting running heating the compressor continuously runs for over 10 minutes after running for 4
100. lve S Valve rod cap 5 Valve rod cap Service port cap CAUTION if the refrigerant of the air conditioner leaks it is necessary to discharge all the refrigerant Vacuumize first then charge the liquid refrigerant into air conditio ner according to the amount marked on the name plate Please do not let other cooling medium except specified one R410A or air enter into the cooling circulation system Otherwise there will be abnormal high pressure in the system to make it crack and lead to personal injuries Power Source Installation The power source must be exclusively used for air conditioner Over 10A In the case of installing an air conditioner in a moist place please install an ea rth leakage breaker For installation in other places use a circuit breaker as far as possible Cutting and Flaring Work of Piping Pipe cutting is carried out with a pipe cutter and burs must be removed After inserting the flare nut flaring work is carried out Flare tool for R410A Conventional flare tool Clutch type clutch type Rigid type Wing nut type Imperial type 1 0 1 5mm 1 5 2 0mm Flare tooling die A 1 Cut pipe 2 Remove burs Lean Damage of flare Crack Partial Too outside 71 high midway ersed in water On Drainage Please install the drain hose so as to be downward slope without fail Please don t do the drainage as shown below Y 2 YJ 2 Less t
101. method should be in line with the local wiring standard 5 After installation the power plug should be easily reached 6 The waste battery should be disposed properly 7 The appliance is not intended for use by young children or infirm persons without supervision 8 Young children should be supervised to ensure that they do not play with the appliance 9 Please employ the proper power plug which fit into the power supply cord 10 A breaker should be incorporated into fixed wiring The breaker should be all pole switch and the distance between its two contacts should be not less than 3mm 11 The power plug and connecting cable must have acquired the local attestation 12 In order to protect the units please turn off the A C first and at least 30 seconds later cutting off the power 13 Please don t insert any sensor on 3 waystop valve pipe fitting J 52 Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM 7 Service Diagnosis 7 1 Caution for Diagnosis The operation lamp flashes when any of the following errors is detected Service Diagnosis 1 When a protection device of the indoor or outdoor unit is activated or when the thermistor malfunctions disabling equipment operation 2 When a signal transmission error occurs between the indoor and outdoor units In either case conduct the diagnostic procedure described in the following pages 7 2 Problem Symptoms and Measures
102. n or blind 2 Remove the filter Push up the filter s center tab slightly until it is released from the stopper and remove the filter downward f uk 3 Clean the filter If the unit is not to be used Use the louvers effectively Use a vacuum cleaner to remove dust or wash the filter with fora long time turn off the water After washing dry the filter completely in the shade power supply main switch 4 Attach the filter Attach the filter correctly so that the FRONT indication is facing to the front Make sure that the filter is completely fixed behind the stopper lf the right and left filters are not attached correctly that may cause defects 5 Close the inlet grille L OFF iss 1 Open the Inlet Grille j 4 Attach the standard air filter Prop up the inlet grille by using a y Necessary installation small device named grille support which located in the right side of the indoor unit ATTENTION The white side of the photocatalyst air purifying filter 2 Detach the standard air filter face outside and the black side face the unit The green side of the bacteria killing medium air purifying filter face outside and the white side face the unit 5 Close the Inlet Grille Close the Grille surely Slide the knob slightly upward to release the filter then withdraw it NOTE e The photocatalyst air purifying filter will be sol
103. n setting the speed will be turned to medium after the setting If the fan is at the medium speed before the dormant setting the speed will be turned to low after the setting If the fan is at the low speed before the dormant setting the speed will not change 5 1 10 Urgent on off input Press the urgency button the buzzer will ring The system will enter the automatic mode if you don t press the button for more than 5 seconds Under the system off mode if you press the urgency key for 5 to 10 seconds the system will start the test operation Under the system off mode If you press the urgency key for 10 to 15 seconds the display screen will show the resume of the last malfunction If the system is under operation the press on the urgency key will stop it Under the system off mode the display screen will show no sign Urgency operation If you press the urgency key for less than 5 seconds the buzzer will ring when you press the on off key The system will enter the urgency operation when the urgency key is loosened The urgency operation is fully automatic Test operation The inlet temperature sensor doesn t work the indoor fan and the indoor air direction board motor works synchronically High speed airflow cooling outdoor system on etc will send the ambient temperature 30 centigrade and coil temperature 16 centigrade information to the outdoor system Test operation The defrost protection of the evaporator doesn t work
104. nt of IPM is broken and led to IPM protection Supposed m IPM protection dues to the compressor faulty Causes m IPM protection dues to faulty PCB of IPM module m Compressor wiring disconnected Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or else parts damage may be occurred Turn off the power check if the compressor wiring connected ok or not Disconnect the wiring Check the IPM module NO Change the IPM module Test the resistance values among Phases U V and W of compressor If the resistance is 10 or so NO Replace the compressor Check the installation condition eck the IPM module method Disconnect the compressor harness connector from the outdoor unit PCB To disengage the connector press the protrusion on the connector Then measure resistance between P and N and the U V and W terminals of the compressor connector with a multi tester Evaluate the measurement results for a pass fail judgment N terminal of tester P for digital P UVW P UVW tester P terminal of tester N for digital UVW P UVW P tester Normal resistance Several KQ to several MQ Unacceptable resistance Short 0 Q or open 59 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 5 The communication fault between IPM and outdoor PCB Outdoor display LED1 flash
105. ock correctly before starting TIMER operation 1 After unit starts select your desired operation mode 2 Press TIMER button to change TIMER mode Every time the button is pressed display changes as follows Remote controller Then select your desired TIMER mode TIMER ON or TIMER OFF or TIMER ON OFF or QH will flash 3 Press TIME TIME button to set time It can be adjusted within 24 hours 4 After setting correct time press SET button to confirm Eu or on the remote controller stops flashing 5 Cancel TIMER mode Just press TIMER button several times until TIMER mode disappears Hints After replacing batteries or a power failure happens time setting should be reset Remote controller possesses memory function when use TIMER mode next time just press SET button after mode selecting if time setting is the same as previous one According to the Time setting sequence of TIMER ON or TIMER OFF either Start Stop or Stop Start can be achieved W Healthy airflow Operation 1 Press ON OFF to starting Setting the comfort work conditions 2 The setting of healthy airflow function 1 Press the button of healthy airflow F appears on the display Horizontal airflow sending Avoid the airflow blows direct to the body 2 Press the button of healthy airflow again appears on the display Downward airflow sending Avoid the airflow blows direct to the body 3 The cancel of the healthy airflow function Press the button of
106. odes the set temperature will be shown and the screen board will return to the room temperature 5 seconds later If you choose the airflow sending mode the screen board will show the room temperature directly If the system is under malfunction status the display will show the malfunction code Please refer to the malfunction list 5 2 The control system of outdoor unit 5 2 1 The operation frequency of outdoor unit and its control 5 2 1 1 The operation frequency control of compressor The operation frequency scope of compressor Mode Minimun operation frequency Maximun operation frequency Heating 20Hz 100Hz Refrigeration 20Hz 90Hz 5 2 1 2 The starting of compressor When the compressor is started for the first time it must be kept under the conditions of 58Hz 88Hz for one minute the overheating protection of the outdoor unit air blowing temperature immediately decrease the frequency when the compressor is overflowing and releasing the pressure then it can be operated towards the target frequency When the machine runs normally there s no such process After starting the compressor for operation the compressor should run according to the calculated frequency and every determined frequency for protection should be prior to the calculated frequency 5 2 1 3 The speeds of increasing or decreasing the frequency of the compressor 21 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 D
107. of the vertical blades and remove 78 Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Procedure A Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points m Remove the front grille m Discharge the static 1 Remove the electrical electricity from your body box before touching the electrical parts like signal receiver hook PCB It may cause malfunction of 1 Loosen the screw of the PCB drip proof plate g 2 ES 2 Lift and remove the m When assembling insert the electrical box left hook of the drip proof plate into the hem plate of the heat exchanger 79 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Procedure A Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points m You can detach the indoor unit without removing the assembly of the outlet grille
108. ofes sional air conditioner engineer Before adding additional refrigerant perform air purging from the refrigerant pipes and indoor unit using a vacuum pump then charge additional refrigerant 60 N m CAUTION Outdoor unit indoor unit Indoor unit Max Elevation Amax 15m In case the elevation A is more than 5m oil trap shoud be installed every 5 7m Max Length Bmax 25m In case the pipe length B is more than 10m the refrigerant should be charged according to 20 g m Oil trap Eaz A Indoor unit Connection insert the plugs fully into terminal block then tighten the screws insert the cable according to terminal number in the same manner as the indoor unit if wiring is not correct proper operation can not be carried out and controller may be damaged Fix the cable with a clamp Attaching Drain Elbow if the drain elbow is used please attach it as figure Note Only for heat pump unit Purging Method To use vacuum pump 1 Detach the service port s cap of 3 way valve the valve rod s cap for 2 way valve and 3 way s connect the service port into the projection of charge hose low for gaugemanifold Then connect the projection of charge hose center for gau gemanifold into vacuum pump 2 Open the handle at low in gaugemanifold operate vacuum pump If the scale moves of gause low reach vacuum condition in a moment check 1 again 3 Vacuumize for over 1
109. onditioner Haier HSM18HEKC HRACO3 R2 DB HUM18HC03 R2 DB SM_ Removal of procedure 9 3 3 Romoval of the Side panel Procedure Loosen the fixing screws and remove the side panel 97 Haier Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM__ Removal of procedure Loosen the fixing screws and remove 98 Haier Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM_ Removal of procedure 9 3 4 Removal of fan and fan motor Loosen the fixingscrew and remove the fan Procedure 99 Put the lead wire throughthe back of motor when assembling So as not to entangled with the propeller fan Haier Domestic air conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Removal of procedure Loosen the fixing screws and lift the fan motor 100 Haier Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal of procedure Remove the fixing screws then lift the fan motor bracket 101 Domestic air conditioner Haier Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal of procedure screws then lift the proof plate 102 Haier Domestic air conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Removal of procedure Cut down the and pull out the compressor and remove the 103 Haier
110. or B 2 Select 25 or 35 3 Select room card able or disable 3 SW4 Select 20 or other if select 20 SW2 must select 25 Select ON 4 RV1 Varistor 5 FUSE1 Fuse 3 15A 250VAC PCB 1 57 10 10 Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Connector Wring Diagram 4 2 outdoor unit Connectors PCB 1 Control PCB 1 CN1 CN2 Connector for power N and L 2 CN3 Connector for ground 3 CN6 CN7 Connector for terminal to indoor unit 4 CN25 Connector for DC POWER 15Vand 5V to the module board 5 CN9 CN10 Connector for CN2 CN1 on the module board 6 CN12 Connector for AC fan motor 7 CN11 Connector for four way valve coil 8 CN17 CN18 CN19 CN47 Connector for thermistors 9 CN24 Connector for communicate between the control board and the module board 10 CN25 CN28 Connector to P and N of the module board 11 CN36 Connector for communicate between indoor and outdoor unit 12 CN15 Connector for electric expansion valves 13 CN45 Connector for terminal socket protect 14 CN22 Connector for DC fan motor PCB 2 module PCB Haier CN10 Connector for the DC power 5V and 15V form the control PCB CN11 Connector for communicate between the control board and the module board P CN8 N CN9 Connector for capacitance board LI CN3 LO CN4 Connector for reactor CN5 CN6 CN7 Connector for the U V W wire of the compressor Note Other Designations PCB 1 Control PCB 1 FUSE 1 25A 250VAC
111. ou 2 20410 R213 100 Fia17393 R230 C208 104 20 ca U2 4 7K C004 T04 cai 7U 25 6 8K R207 1K C410 TU 25V g IC6 R009 4 7K 7 R209 1K 5 6 ffA 163006 R210 6 8K ROOS 4 7K psc 24004 ul ici SH7046 RO17 4 7K R201 IK e Ica ROOT 4 7K Zz cs04 100U 25V R203 Ik 5 6 fHA1630D06 3 R204 6 2K 1 C501 POWER BLUE y OUI R012 R019 4 7K 77K RO18 47K 4 TUA6V C503 MMBT9012 lt D208 ves 111 Domestic air conditioner Haier HSM18HEKC HRACO3 R2 DB HUM18HC03 R2 DB SM Appendix 12 Description of coding rules of unit model HONOR Co O T DC Inverter Refrigerant type R2 R410A Applicable voltage 3 220 230V Applicable frequency 0 50HZ apparance of indoor unit is EKC series H heat pump Nominal cooling capacity 18000 BTU h M Multi match one outdoor unit can match different indoor unit The structure code of indoor unit S wall mounted H Abbreviation of Haier HSM18HRACO03 R2 DB means 18000BTU alui lelia Lello s Le l2 Lella DC Inverter Refriger
112. ove picture is just from your reference Display board oO 0 6 0 Signal receiver hole TIMER ON OFF display TIMER ON OFF display ON OFF display Wisse chic Ambient temp display When receiving the remote control signal display the set temperature and in the rest time the room temperature is displayed and this room N temperature is only for reference 5 COOL HEAT Dry AUTO display Note to the power failure resume press the sleep button ten times in five seconds and enter function after hearing four sounds And press the sleep button ten times within five seconds and leave this function after hearing two sounds M Outdoor Unit OUTLET CONNECTING PIPING AND ELECTRICAL WIRING INLET Please be subject to the actual produce purchased the above picture is just from your reference DRAIN HOSE Haier M Remote controller 7 TEMP display 8 POWER SOFT display 9 HEALTH display 10 QUIET button 11 HEAT button 12 COOL button 13 AUTO button 14 FAN button 15 TIMER button 16 HEALTH button 17 LOCK button Used to lock buttons and LCD display 18 LIGHT button Control the lightening and extinguishing of the indoor LED display board S 19 POWER ON OFF button 20 DRY button 21 TEMP button R 22 SWING button 23 HOUR button 24 EXTRA FUNCTION button 25 CANCEL CONFIRM button Used to confirm timer and clock settings 26 RESET button When the remote controller
113. ower and turned 1 The wiring of compressor is on with the remote controller the incorrect or the connection is compressor could not start up poor 2 The compressor is damaged At first the compressor start up soon YES IPM Module is damaged and the compressor stopped with the LED1 __ needs replacing on the outdoor PCB blinks 1Hz for 18 19 times Malfunction unsolved The Malfunctions exist also The compressor is damaged Replace a new one 66 Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM 7 3 11 Over current of the compressor Outdoor Display LED1 flash 3 Indoor Display F22 LED1 flash 24 Indoor Display F2 LED1 flash 25 Indoor Display F23 Method of The current of the compressor is too high Malfunction Detection Malfunction When the IPM Module is damaged Decision Or the compressor is damaged Conditions Power supply voltage is too low or too high Supposed Faulty IPM Module Causes Faulty compressor m Faulty power supply Service Diagnosis 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 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 is too low or too high The system may have b
114. p will become 1 C higher than temp setting After another 1 hours temp rises by 1 C futher The unit will run for further 6 hours then stops Temp is higher than temp setting so that room temperature won t be too low for your sleep 7 SLEEP operation starts N SLEEP operation stops Approx 6hrs Temp setting Unit stop C In COOL DRY mode J 2 In HEAT mode 1 hours after SLEEP mode starts temp will become 2 C lower than temp setting After another 1 hours temp decrease by 2 C futher After more another 3 hours temp rises by 1 C futher The unit will run for further 3 hours then stops Temp is lower than temp setting so that room temperature won t be too high for your sleep 7 Temp setting Unit stop 1hr 3 hrs SLEEP SLEEP operation starts operation stops In HEAT mode 3 In AUTO mode The unit operaters in corresponding sleep mode adapted to the automatically selected operation mode Haier 4 In FAN mode It has no SLEEP function 5 Set the wind speed change when sleeping If the wind speed is high or middle before setting for the sleep set for lowing the wind speed after sleeping If it is low wind no change Note When TIMER function is set the sleeping function can t be set up After the sleeping function is set up if user resets TIMER function the sleeping function will be cancelled the machine will be in the state of timing on M POWER SOFT Operation 1 POW
115. r Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control and so on are in effect During defrosting period the compressor which is stoped because of protection or malfunction will reinstate after stoping for 3 minutes and don t clear the cumulated run time When it is satisfied with the continuously running time it will enter into the defrosting mode After entering into defrosting mode make sure the compressor runs for at least for 2 minutes and then it can withdraw from defrosting If a single machine causes defrosting the other machines all involve in defrosting D The conditions of withdrawing from defrosting The defrosting operation will change to heating operation if any of the following conditions is satisfied 1 The temperature of the outdoor heat exchanger is continuously over 7 C for 80 seconds 2 The temperature of the outdoor heat exchanger is continuously over 12 C for 5 seconds 3 Continuously run defrosting for 11 minutes 56 digits in EEPROM can be adjusted E When satisfying the conditions of withdrawing from defrosting the machine works as the followings The compressor stops the outdoor fan is started and the four way valve is closed after 60 seconds the compressor runs according to the starting process 5 2 6 Protection function 5 2 6 1 TTC high temperature preventing protection Once the machine is started it can run TTC overheating protection of air blowing but air blowing sensor mal
116. r s temperature are higher than 65 C the frequency of the compressor decreases 1hz 10seconds Keep the frequency until it decreases to the lowest frequency When the temperatures are lower than 65 C and higher than 60 C keep the frequency of the compressor When the temperatures are lower than 60 C relieve the defrosting temperature protection 27 Domestic Air Conditioner Haier 5 2 6 9 Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control Malfunction display and malfunction handling a For the complete appliance s malfunctions Annex 2 If there s malfunction with the outdoor unit the light of the outdoor unit will flash and its frequency is 1HZ the number of times is according to the table when a round of flashing is finished the light shoud be off for 5 seconds b For the units malfunctins Annex 1 If there s malfunction with the units this will not affect the run of the complete appliance but this can be displayed by the malfunction light the light flashing frequency is 0 5HZ the number of times is according to the malfunction table of the indoor units When a round of flashing is finished the light shoud be off for 10 seconds Then report according to the order unit Aunit B unit C unit D that is if there s malfunction with several units then just report the indoor unit with the highest priority level Among the unit malfunctions the priority level of the communication malfunction
117. r Test Run O Put check mark in boxes Gas leak from pipe connecting Heat insulation of pipe connecting Are the connecting wirings of indoor and outdoor firmly inserted to the terminal block Is the connecting wiring of indoor and outdoor firmly fixed Is drainage securely carried out _ils the earth line securely connected ls the indoor unit securely fixed Is power source voltage abided by the code ls there any noise Is the lamp normally lighting Are cooling and heating when in heat pump performed normally ls the operation of room temperature regulator normal Domestic air conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM__ Removal Procedure 9 Removal Procedure 9 1 Removal of indoorunit HSM18HEKC03 R2 DB Procedure A Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Features 2 Remove the air filters 1 Hold the front panel by the tabs on the both sides and lift it until it stops with a click 72 Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Removal Procedure Step Procedure Points 2 Lift an air filter upwards slightly and then pull it out downwards m Please embed the
118. re inlet and outlet e Is temperature set correctly e Are there some doors or windows left open e Is there any direct sunlight through the window during the cooling operation Use curtain Are there too much heat sources or too many people in the room NE during cooling operation J unit start this noise is more noticeable e Do not obstruct or cover the ventilation grille of the air conditoner Do not put fingers or any other things into the inlet outlet and swing louver Do not allow children to play with the air conditioner In no case should children be allowed to sit on the outdoor unit Specifications e The refrigerating circuit is leak proof The machine is adaptive in following situation 1 Applicable ambient temperature range Maximum D B W B 32 C 23 C Indoor Minimum D B W B 21 C 15 C Maximum D B W B 43 C 26 C Minimum D B 18 C Maximum D B 27 C Minimum D B 0 C Maximum D B W B 24 C 18 C Minimum D B W B 7 C 8 C Outdoor Maximum D B W B 24 C 18 C NVERTER Minimum D B 15 C Cooling Outdoor Indoor Heating Outdoor 2 If the power supply cord is damaged it must be replaced by the manufacturer or its service agent or a similar qualified person 3 If the fuse of indoor unit on PC board is broken please change it with the type of T 3 15A 250V If the fuse of outdoor unit is broken change it with the type of T 25A 250V 4 The wiring
119. repair Faulty drainage can cause the water to enter the room and wet the furniture and floor Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM List of Functions 2 List of Functions See ee The setting temprature and the indoor noise can be adjusted to a more comfortable level when you set the sleep mode during night sleep dehumidification Note Y Holding Functions N No Functions Sleep mode Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 DB SM Specifications Modal HSM18HEKC03 R2 DB HSM18HRAC03 R2 DB Cooling Heating Cooling Heating kW 1 5 4 9 5 5 1 6 5 35 5 8 1 5 4 9 5 5 1 6 5 35 5 8 Capacity Rated Min Max Btu h 5100 16700 18700 5400 18200 19800 5100 16700 18700 5400 18200 19800 kcal h 1290 4214 4730 1376 4601 4988 1290 4214 4730 1376 4601 4988 Moisture Removal L h 2 0 2 0 Running Current Rated A 6 9 6 6 6 9 6 6 Power Consumption Rated Min Max w 400 1530 1950 405 1480 2000 400 1530 1950 405 1480 2000 Power Factor 96 97 96 97 COP Rated Min Max WW 3 20 3 61 3 20 3 61 Piping Liquid mm 96 35 96 35 Connections mm Lle Drain mm 916 0 916 0 Heat Insulation Both Liquid and Gas Pipes Both Liquid and Gas Pipes Max Interunit Piping Length m 25 25 Max
120. rigerating cycle section has cooled down sufficiently before conducting repair work Working on the unit when the refrigerating cycle section is hot can cause burns Use the welder in a well ventilated place Using the welder in an enclosed room can cause oxygen deficiency CAG 1 1 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 equipment make sure that the new installation site has sufficient strength to withstand the weight of the equipment If the installation site does not have sufficient strength and if the installation work is not conducted securely the equipment can fall and cause injury Be sure to install the product correctly by using the provided standard installation frame For Incorrect use of the installation frame and improper installation can cause the equipment to fall resulting integral in injury units only For Be sure to install the product securely in the installation frame mounted on a window frame oo a integral If the unit is not securely mounted it can fall and cause injury i units only Haier Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC
121. roducts shall not be mixed with unsorted household waste Do not try to dismantle the system yourself the dismantling of the air conditioning system treatment of the refrigerant of oil and of other part must be done by a qualified installer in accordance with relevant local and national legislation Air conditioners must be treated at a specialized treatment facility for reuse recycling and recovery By ensuring this product is disposed of correctly you will help to prevent potential negative cons equences for the environment and humen health Please contact the installer or local authority for more information Battery must be removed from the remote controller and dis posed of separately in accordance with relevant local and nation legislation IMPORTANT INFORMATION REGA RDING THE REFRIGERANT USED Contains fluorinated greenhouse gases covered by the Kyoto Protocol FUE This product contains fluorinated greenhouse gases covered by the Kyoto Protocol Do not vent into the atmosphere Refrigerant type R410A GWP value 1975 GWP global warming potential Please fill in with indelible ink 14 the factory refrigerant charge of the product e2 the additional refrigerant amount charged in the field and e 1 2 the total refrigerant charge on the refrigerant charge label supplied with the product The filled out label must be adhered in the proximity of the product charging port e g onto the inside of the stop
122. sor the refrigerant gas or refrigerating machine oil discharges when the pipe is disconnected and it can cause injury If the refrigerant gas leaks during the repair work ventilate the area The refrigerant gas can generate toxic gases when it contacts flames The step up capacitor supplies high voltage electricity to the electrical components of the outdoor unit Be sure to discharge the capacitor completely before conducting repair work A charged capacitor can cause an electrical shock Do not start or 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 OPO OA fire Haier Domestic Air Conditioner 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 water can cause an electrical shock Be sure to provide the grounding when repairing the equipment in a humid or wet place to avoid electrical shocks Be sure to turn off the power switch and unplug the power cable when cleaning the equipment The internal fan rotates at a high speed and cause injury Do not tilt the unit when removing it The water inside the unit can spill and wet the furniture and floor Be sure to check that the ref
123. ster than 0 1HZ second 5 2 6 4 The protection function of AC current Haier During the starting process of the compressor if the AC current is greater than 10 5A 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 9 5A 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 9 0A the frequency of the compressor increases at the prohibited speed During the starting process of the compressor if the AC current is greater than 8A the frequency of the compressor increases at the speed of ne eter than 0 1HZ second Domestic Air Conditioner Haier 5 2 6 5 ice_temp_4 10 C ice_temp_3 6 C ice_temp_2 5C ice_temp_1 3 C 0 C 5 2 6 6 5 2 6 8 Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Function and control Remarks when the outdoor temperature is high there s compensation for AC current protection DWhen the outdoor environment temperature is higher than 40 C AC current protection value decreases by 1 5A 2 When the outdoor environment temperature is higher than 50 C AC current protection value decreases by 2 5A Antifreezing protection of the indoor heat exchanger When refrigerating heating prevent freezing Tpg_indoor X is the minimum value of the effective indoor unit start it and it is in accord with the runnin
124. t can cause an electrical shock or fire Check to make sure that the power cable plug is not dirty or loose then insert the plug into a power outlet 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 fire Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 DB SM Introduction Caution Check to see if the parts and wires are mounted and connected properly and if the connections at the soldered or crimped terminals are secure Improper installation and connections can cause excessive heat generation fire or an electrical shock If the installation platform or frame has corroded replace it Corroded installation platform or frame can cause the unit to fall resulting in injury Check the grounding and repair it if the equipment is not properly grounded Improper grounding can cause an electrical shock Be sure to measure the insulation resistance after the repair and make sure that the resistance is 1 M ohm or higher Faulty insulation can cause an electrical shock Be sure to check the drainage of the indoor unit after the
125. t insulation materials 69 1 Insert the drain hose into the dent of heat insulation materials of indoor unit 2 Insert the indoor outdoor electric cable from backside of indoor unit and pull it out on the front side then connect them 3 Coat the flaring seal face with refrigerant oil and connect pipes Cover the connection part with heat insulation materials closely and make sure fixing with adhesive tape Indoor outdoor electric cable Piping Si Pipe supporting plate Heat insulation material Lid for right piping Drain hose Lid for left piping Lid for under piping pipe Fix with adhesive tape e indoor outdoor electric cable and drain hose must be bound with refrigerant piping by protecting tape Other direction piping e Cut away with a nipper the lid for piping according to the piping direction and then bend the pipe according to theposition of wall hole When bending be careful not to crash pipes e Connect beforehand the indoor outdoor electric cable and then pull out the connected to the heat insulation of connecting part specially Fixing the indoor unit body e Hang surely the unit body onto the upper notches of the mounting plate Move the body from side to side to verify its secure fixing e In order to fix the body onto the mounting plate hold up the body aslant from the underside and then put it down perpendicularly mounting plate Unloading of indoor unit body When you
126. t starts select your desired operation mode 2 Press TIMER button to change TIMER mode Every time the button is pressed display changes as follows Remote controller O wa eee 200 4200 any TIMER ON TIMER OFF TIMER ON OFF Then select your desired TIMER mode TIMER ON or TIMER OFF or TIMER ON OFF OM or will flash 3 Press TIME TIME button to set time It can be adjusted within 24 hours 4 After setting correct time press SET button to confirm EN or waa on the remote controller stops flashing 5 Cancel TIMER mode Just press TIMER button several times until TIMER mode disappears Hints After replacing batteries or a power failure happens time setting should be reset Remote controller possesses memory function when use TIMER mode next time just press SET button after mode selecting if time setting is the same as previous one According to the Time setting sequence of TIMER ON or TIMER OFF either Start Stop or Stop Start can be achieved 1 Press ON OFF to starting Setting the comfort work conditions 2 The setting of healthy airflow function 1 Press the button of healthy airflow appears on the display Horizontal airflow sending Avoid the airflow blows direct to the body 2 Press the button of healthy airflow again p appears on the display Downward airflow sending Avoid the airflow blows direct to the body 3 The cancel of the healthy airflow function Press the button of healthy airflow
127. tdoor uhite Page 63 E1 Room temperature sensor failure Page 55 indoor Malfunction E2 Heat exchange sensor failure Page 55 E4 Indoor EEPROM error Page 62 E14 Indoor fan motor malfunction Page 56 F12 1 Outdoor EEPROM error Page 62 F1 2 The protection of IPM Page 59 F22 3 Overcurrent protection of AC electricity for Page 67 the outdoor model Communication fault between the IPM and ra i outdoor PCB Page 60 F19 6 Power voltage is too high or low Page 65 F27 7 Compressor is lockrotor or stopt momentary F4 8 Overheat protection for exhaust temperature Page 61 F8 9 Outdoor DC fan motor fault Page 58 F21 10 Frost removing temperature sensor failure Page 55 Outdoor F7 11 Suction temperature sensor failure Page 55 Malfunction F6 12 Ambient temperature sensor failure Page 55 F25 13 Exhaust temperature sensor failure Page 55 F11 18 deviate from the normal for the compressor Page 66 F28 19 Loop of the station detect error Page 66 F2 24 Overcurrent of the compressor Page 67 F23 25 Overcurrent protection for single phase of the Page 67 compressor F36 39 Middle part of condenser temperature sensor o failure Haier 54 Domestic Air Conditioner Haier HSM18HEKC HRAC03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 1 Thermistor or Related Abnormality Indoor Display E1 Room temperature sensor failure E2 Heat exchange sensor failure Outdoor display LED1 flash 10 times Defrost temperature sensor failure LED
128. tected by checking the specified voltage detection circuit Malfunction Detection Malfunction An voltage signal is fed from the voltage detection circuit to the microcomputer Decision Conditions Supposed Supply voltage not as specified Causes m The IPM module is broken m 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 Check the power supply Is it rated power his question may be caused by the power Check the IPM module No Change the new one Yes Change the outdoor PCB About how to check the IPM module please refer to IPM protection fault 65 Haier Domestic Air Conditioner Haier HSM18HEKC HRACO03 R2 DB HUM18HC03 R2 SM Service Diagnosis 7 3 10 Loop of the station detect error Outdoor Display LED1 flash 18 times Indoor Display F11 LED1 flash 19 times Indoor Display F28 Method of The position of the compressor rotor can not detected normally Malfunction Detection Malfunction When the wiring of compressor is wrong or the connection is poor Decision or the compressor is damaged Conditions Supposed Faulty The wiring of compressor Causes m Faulty compressor M 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 p
129. unload the indoor unit please use __ your hand to arise the body to leave agraffe then lift the bottom of the body outward slightly and lift the unit aslant until it leaves the mounting plate Connecting the indoor outdoor Electric Cable Removing the wiring cover Remove terminal cover at right bottom corner of indoor unit then take off wiring cover by removing its screws When connecting the cable after installing the indoor unit 1 Insert from outside the room cable into left side of the wall A hole in which the pipe has already existed i 2 Pull out the cable on the front side and connect the cable i EN making a loop When connecting the cable before installing the indoor unit Insert the cable from the back side of the unit then pull it out on the front side Loosen the screws and insert the cable ends fully into terminal block then tighten the screws Pull the cable slightly to make sure the cables have been properly inserted and tightened After the cable connection never fail to fasten the connected cable with the wiring cover Ee EHe RN e A D us H sai o o 7 TI Net When connecting the cable confirm the terminal number of indoor and outdoor units carefully If wiring is not correct proper operation can not be carried out and will cause defect Haier Domestic air conditioner HSM18HEKC HRACO3 R2

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