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SERVICE MANUAL - Haier Ductless Air

1. Haier 106 1 2 4 R5 15V FR106 1A 600V 500ns 7 7 4 Ds LSK U AW ee R98 SCK084R72 E2 25V l05 C ZD2 S Ew J0uF 25v 05 C SS DV TLP371 6 i NICI CE BCK 6 FE1901H INA4746A 18V IW L7805CV IA 5V R53 1 F 5 N1007 WD IX i D Mesi pie ire 1 9 se 4 TK R60 2 A 44 K 4 I Ka INS Eas ER 3 6 ER302 3A 200V 35ns 12V 2 18 t 6 Jr 4 IN5399 5 r4 zz SS R3 4 5 yp 909 RUES D10 PMina007 a 8 l1 3 B METTE Hot e SS8050LT 1 UAE Ds D7 cis e R105 H TOK D3 l CISL N ss ET Te S ES 1 R42 LB2271 2H 035A i 235 d 4 2 1 000uF 35V 105 7buF 16V cu 2K R6l 3 J INS399 EN E alee 1 ae A En R8 100 UAW Dp TLP421 IC8 q 4 Ue T zw amp lv J se pm al ns INA742A 12V 1W con xv gem mp nem c L TVR14561 E E13 a E gt EE gt T T qx ZA Is FUSE e e 6 J T3 15A250VAQ a CXI CN49 m z 5 12V 0 luF 275VAC Ki domnus Bl cos Si See H l e 2 ez EE lloouF 50V D2y BENI 10 12W FA CY3 cya es 4 a 7 7 22nF 250V 22nF250V EM a 12V RLS4148 Si oH ef je jg our 1 conto B aB dA n B Sa ES 310V 15V ca alz Oe Bg He a LAE 3 mt CN26 x 4 FAN BACK RLS4148 R58 2 7K a Il za 5 892N 1AC C 7 LA S pe 6 TLP421 nf FAN N25 d S SS8050LT1 i isl m sg Ar 15V 9 r ane
2. Haier HSU24VHJCDB Funcitions and Control 67 2 3068 2 1383 1 9803 2 45 2 29 68 2 2347 2 0695 1 9147 2 49 2 34 69 2 1652 2 0032 1 8516 2 54 2 38 70 2 0983 1 9393 1 7908 2 59 2 42 71 2 0337 1 8778 1 7324 2 63 2 46 72 1 9714 1 8186 1 6761 2 68 2 50 73 1 9113 1 7614 1 6219 273 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 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 dT 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
3. W Installation procedure 1 Since key pattern hook is provided rotate the blade and fit it to the left pivot first 2 Fit the blade to the right pivot 3 Fit the blade to the center pivot 73 Haier Domestic air conditioner RemovalProcedure HSU24VHJ DB Haier ow J o Hees amp o gt A o BREE SERGE ENTE lt amp g s5 9295t c E oO E O co o Deo o nok NSE oe zi om GO o D CG Dos lt lt om c Le 2 SE sete no L L o wi 2 o D O e D o KE o D o 9 i X be G E S 2 o5 pe E bd G o amp 85 On 1 c g Q o N 74 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 14 Removal of Drain Pan 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 Remove the assembly of the reduction motor 1 Remove the Drain pan 1 Loosen the marked screws under the Screw covers 2 Loosen the marked hooks 3 Lift up and remove the drain pan 75 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure
4. Haier HSU24VHJCDB Funcitions and Control 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 97 106 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 37 Haier Domestic Air Conditioner Haier R80 C 50KO 3 B25 80 C 4450K 3 HSU24VHJCDB
5. 4minutes se gt gt lt E xA eak setting slightly i id y stop eak eak To control the indoor fan motor as shown in the table above according to the heat exchange temperature The fan motor stops when the heat exchange temperature is below 25 C The fan motor is working slightly weak when the heat exchange temperature is above25 C and below 35 C The fan motor is working weak when the heat exchange temperature is above35 C and below 37 C The fan motor works as set if the he heat exchange temperature remains above 38 C Haier 16 Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 1 2 2 When the compressor stops and remains idle for 3 minutes 20 seconds after the compressor stops the up wind volume is weak switching to SSLO in silent running mode and then slightly weak While the down wind volume is stoped If the compressor stops when the heat running starts the wind volume is weak 5 1 2 3 Dehumidification running Under the dehumidification mode the fan motor stops as the compressor stops The operation is weak after 3 minutes idle mode After stand by for 3 minutes the compressor is on The compressor operates as the set wind volume when the wind volume is set to be strong medium or weak The wind volume is decided according to the temperature adjusting when the wind volume is set to be automatic Moisture removing running Level H Compressor i OFF Setting
6. m When assembling make sure the three hooks are caught properly 84 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure Procedure before disassembling work N Warning Be sure to wait 10 minutes or more after turning off all power supplies Step Procedure Points m Remove the front grille m Remove the assembly of the reduction motor 1 Remove the Drain pan Loosen the marked screws under the screw covers Loosen the marked hooks Lift up and remove the drain pan 85 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 25 Removal of Vertical Blade and Swing Motor A Warning Be sure to wait 10 minutes or more after turning off all power supplies Procedure before disassembling work Step Procedure Points 1 Loosen the marked SCrews Push the hooks on the back of the vertical blades and remove 86 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 26 Removal of Electrical Box Procedure N Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points W Remove the front grille 1 Remove the electrical box 1 Loosen the screw of the drip proof plate 2 Liftand re
7. Indoor heat exchange sensor 1 The indoor heat exchanger thermistor is used for controlling target discharge temperature The system sets a target discharge temperature according to the outdoor and indoor heat exchanger temperature and controls the electronic expansion valve opening so that the target discharge temperature can be obtained 2 The indoor heat exchanger thermistor is used for preventing freezing During the cooling operation if the temperature drops abnormally the operating frequency becomes lower then the operation halts 3 The indoor heat exchanger thermistor is used for anti icing control During the cooling operation if the heat exchanger temperature in the room where operation is halted becomes 1 C it is assumed as icing 26 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 4 Value of Thermistor 5 4 1 intdoor Unit Room sensor R25 C 23K0 3 5 B25 C 50 C 4200K 3 Temp C Max KQ Normal KQ Min KQ Tolerance C 30 568 8372 501 0746 440 8435 1 97 1 75 29 530 9600 468 6491 413 1441 1 95 1 74 28 495 8488 438 5314 387 3645 1 93 1 72 27 463 2850 410 5433 363 3602 1 91 1 71 26 433 0683 384 5212 340 9980 1 90 1 70 25 405 0156 360 3153 320 1558 1 88 1 69 24 378 9588 337 7879 300 7211 1 86 1 67 23 354 7440 316 8126 282 5905 1 84 1 66 22 3
8. AHG0904V1 1 Sen T IC6 P 2i n Ll A 10 Haier Domestic Air Conditioner Haier Haier HSU24VHJ DB TRANS II 11 Connector Wiring Diagram ICN11 mona E amp CN11 gamona J31 AHGO902V1 2 Domestic Air Conditioner Haier HSU24VHJ DB Connector Wiring 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 CN22 Connector for DC POWER 15Vand DV to the module board 4 CN16 Connector for electric expansion valves 5 CN21 Connector for DC fan motor 6 CN10 Connector for four way valve coil 7 CN17 CN18 CN19 CN20 Connector for thermistors CN20 outdoor air CN19 heat exchanger CN18 SUCK thermistors CN17 discharge pipe 8 CN23 Connector for communicate between the control board and the module board 9 CN25 CN8 Connector forthe L N to the module board 10 CN4 Connector for communicate between the indoor board andthe outdoor board 11 CN26 Connector for capacitance anode 12 CN24 Connector for capacitance cathode PCB 2 module PCB 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 CN1 N CN5 Connector for capacitance board LI CN7 LO CN6 Connector for reactor CN2 CN3 CN4 Connector for the U V W wire of the compressor Note Other Designations PCB 1 Control PCB 1 FUSE 1 25A 250VAC FUSE 2 1A 2
9. Do not block the air inlet Do not use water wipe the controller with a dry cloth Do not use glass cleaner or chemical out of the cloth before wiping then wipe off cloth the detergent completely 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 TN y 3 Attach Air Purifying Filter Put air purifying filter appliances into the E E right and left filter frames m Ce Remote Controller Indoor Body Wipe the air conditioner by using a soft and dry cloth For serious stains use a neutral detergent diluted with water Wring the water Do not use the following for cleaning locus o s Gasoline benzine thinner or cleanser may Hot water over 40 C 104 F may cause 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 released FERE V Pi 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 th
10. 3 ETE N24 D27 d der us t SS8050LT1 N23 RLS4148 2N 1AC amp TuF 50V 105 C SS8050LTL 892N 1AC C a ats m l d TE R N22 T 4 cons BS sn E14 Ri647a RUT 10K mz al ow a 39001 AUTOS gt D SSROSOLTI R114 4700 RUS 10K CN Fa m 5 I4 T RIZ RHTNK d 2 b 10K i J E Sc 1 S AUTO gt mz RILIK D30 K6 C45 4 de 2 7 892N 14C C 410K o TLP421 aioe V A RLS4148 E a E IS Ka al E15 5 n EI 2K RI6 2K 47uF 50V 105 C R63 C10 d Es Er MTS 1 2 zi li 4 Domestic Air Conditioner Haier HSU24VHJ DB Circuit Diagrams 11 2 0 UTDOORUNIT 11 2 1 module board Circuit Diagrams m D207 uls vs metrum m c C405 pus C404 C406 ee S ACL v 104 275V SGH40N60UF 474 275 80U 400V 104 275V 561 cna EE RSI RS2 w cno E Fr DE z 5v TO rif 12 13 14 15 16 1 15v X Ter E ma ni 330 R216 voouoNF 10 T R218 82 104 0502 100U 25 R221 140 R220 82 R213 100 HA 17393 15V R230 TRI MMBT9013 C207 C208 D208 104 104 10 C032 10 D202 Roog 7K al T C034 10 5Y cooa R224 RO1 1 4 7K 4 7K D201 R207 1K C6 ce R009 4 7K R209 1K HA 1630D06 R210 6 8K 1c3 24CO4 P R005 4 7K ER COT RO17 4 7K Ici SH7046 Ics R007 4 7K HA1630
11. 9 15 Removal of Vertical Blade and Swing Motor N Warning Be sure to wait 10 minutes or more after turning off all power supplies Procedure before disassembling work Step Procedure Points 1 Loosen the marked Screws Push the hooks on the back of the vertical blades and remove 76 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 16 Removal of Electrical Box 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 1 Remove the electrical box 1 Loosen the screw of the drip proof plate 2 Liftand remove the drip proof plate Discharge the static electricity from your body before touching the electrical parts like signal receiver PCB It may cause malfunction of PCB 17 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 17 Removal of Heat Exchanger Procedure before disassembling work AN Warning Be sure to wait 10 minutes or more after turning off all power supplies Step Procedure Points Loosen the screws fixed to the installation plate Loosen the marked hooks Loosen the marked screws and remove mounting plate m You can detach th
12. changes as follows Remote controller e ae AUTO COOL DRY FAN HEAT 3 Select temp setting Press Ca button CA Every time the button is pressed temp setting increase 2 F if kept depressed it will increase rapidly Cv Every time the button is pressed temp setting decrease 2 F if kept depressed it will decrease rapidly Select a desired temperature 4 Fan speed selection Press FAN button For each press fan speed changes as follows Remote controller tt LOW MED HI AUTO 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 temperature Remote Controller Operation Mode Display Board Note 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 For 12 3 3 AUTO di COOL In DRY mode when room temperature becomes lower than temp setting about 35 F unit will run intermittently at LOW speed regardless of FAN setting For 12 e ie For 18 Q 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 DRY HEAT FAN Haier 44 M Emergency oper
13. 310DC not the power module is damaged replace it with a new one If both 230VAC and 310DC are available measure 12V from7805 is available YES If the LED1 is off within two minutes after the machine is supplied with the AC voltage between positions 1 and 3 on the with a power measure erminal of outdoor unit If the value varies between 0 and 80 AC the outdoor mainboard is damaged replace it with a new one Haier The mainboard is damaged replace it with a new indoor NO one The outdoor mainboard is damaged Replace them with a new one If the value is constant at about 30V the indoor mainboard is damaged replace it with a new one The outdoor mainboard is damaged replace it with a new one 61 Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 10 Power Supply Over or under voltagve fault Indoor display F19 outdoor display LED1 flash 6 times Method of An abnormal voltage rise or fall is detected 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 m 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 su
14. Discharging Sensor Funcitions 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 2930 5851 9864 4920 6791 2 82 2 38 18 6515 8375 5494 2064 4628 5894 2 80 2 37 17 6108 5393 5160 4621 4355 6078 2 79 2 37 16 5729 1413 4848 9963 4100 3708 2 77 2 36 15 5375 5683 4558 1906 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 2
15. Note The data are based on the conditions shown in the table below Cooling Heating Conversion Formulae Piping Length Indoor 27 CDB 19 CWB Outdoor 35 CDB 24 CWB Indoor 20 CDB Outdoor 7 CDB 6 CWB 5 m Haier kcal h kW x860 Btu h kW x3414 cfmzm minx35 3 Domestic Air Conditioner Haier HSU24VHJ DB Connector Wiring Diagram 4 Printed Circuit Board Connector Wiring Diagram 4 1 Indoor unit Connectors Connectors PCB 1 Control PCB Haier 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 CON1 Connector for power L 6 CN32 Connector for display board 7 CON6 CON8 Connector for ions generator Note Other designations PCB 1 INdoor Control PCB 1 CN48 Connector for Forced operation ON OFF switch 2 J1 Select 25 or 35 3 LED1 communicate display light 4 RV1 Varistor 5 FUSE1 Fuse 3 15A 250VAC Domestic Air Conditioner Haier HSU24VHJ DB PCB 1 FUSE1_T3 15A 250VAC Jt RVi CHI CONT L DORIS BLA 220V OUT CN13 J28 J29 Connector Wiring Diagram ON PK VoFF E J20 J19 o o o o JS 113 au
16. W Use two wrenches to disconnect pipes m When disconnecting pipes cover every nozzle with caps so as not to let dust and moisture in 88 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 28 Removal of Fan and Fan Motor Procedure N Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Loosen the 6 screws 2 Remove the right side plate 89 Haier Domestic air conditioner Haier HSU24VHJ DB Removal of procedure 9 2 The removal procedure of outdoor 9 2 1 Removal of Outdoor panel Step 1 Features 1 Loosen the service cover screw and remove the service cover Be careful not to cut your finger by the fins of the heat exchanger 90 Haier Domestic air conditioner Haier HSU24VHJ DB Removal of procedure Remove the panels Loosen the 4 screws and lift the top panel 91 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure 9 2 2 Romoval of Electrcal Box Step Procedure Remove the fixing screws then lift the electrical box 92 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure 9 2
17. 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 33 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 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 4 2 Outdoor Unit Ambient Sensor Suction Sensor Defrosting Sensor R25 C 10KQ 3 B25 C 50 C 23700K X396 Haier Temp C Max KQ Normal KQ Mim KO 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
18. 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 21 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 32 Haier Domestic Air Conditioner
19. 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 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 34 Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 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 17 444
20. 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 221 9825 205 9065 1 71 1 61 44 228 4809 212 4060 197 2844 1 69 1 59 45 218 3860 203 2887 189 0648 1 67 1 57 46 208 7855 194 6066 181 2273 1 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 39 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 54 146 9136 138 3454 130 1598 1 47 1 40 55 140 7403 132 6980 125 0027 1 44 1
21. 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 40 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 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 59 103 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 19 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 22 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 53
22. 3 Be sure that the loading is in line with the 7 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 started type fluorescent lamp or change over type fluorescent lamp or wireless telephone is installed in the room the receiver 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 If 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 Domestic Air Conditioner Haier HSU24VHJ D B SM system configration Operation M Clock set Press CLOCK button AM or PM flashes Press A or V to set correct time Each press will increase or decrease 1min If the button is kept pressed time will change quickly After time setting is confirmed press SET AM and PM stop flashing while clock starts working AMI CUI Eg Remoto controler 1 Unit start Press ON OFF on the remote controller unit starts 2 Select operation mode Press MODE button For each press operation mode
23. 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 127 1 22 4 26 5605 25 0851 23 6704 1 25 1 20 5 25 3193 23 9462 22 6273 EZ 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 31 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 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
24. 7uF 50V 5 TA R137 0 01uF 5VH 390K PKM13EPY 4002 1K ik ik 31 R95 ik 32 R94 ik R47 D 3 3K E Imm 1K ik ik 10K ik Bee 5 2 2 G 2 ik 10K An R96 3 3K 25 1K 12V c34 I Ici fo iuF 1k 1K 1K iK CN12 ik ropes afer a se iK DIE 155v R41 10K JPL R17 1K SEN E TJC8 02 Haier 105 Domestic Air Conditioner Haier HSU24VHJ DB Circuit Diagrams
25. 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 hermistor resistance check Replace the thermistor Replace the outdoor unit PCB 57 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 6 Overheat Protection For Exhaust Temperature Indoor display F4 outdoor display LED 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 the 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 exhaust temperature sensor of the compressor on the outdoor unit 1 The cryogen may have been leaked during the temperature YES installation or there may be leakage in the exceeds 110 C shortly piping system after the machine 2 There may be other causes to make the exhaust temperature too high Measure the temperature at the exhaust temperature sensor of the compressor on the outdoor unit Malfu
26. are caught properly 82 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure Procedure A Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 2 Remove the horizontal W The horizontal blade is blade single 1 Release the center pivot W installation procedure 1 Since key pattern hook is provided rotate the blade and fit it to the left pivot first 2 Fitthe blade to the right pivot 3 Fitthe blade to the center pivot Le 2 Bend the horizontal blade slightly and remove it 83 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure Step Procedure Points 4 Pull the front grille out horizontally and remove it B When assembling install the front grille horizontally so as not to stuff the flap inside
27. at least 5 minutes after plug PFC REACTO off and use a tester to confirm the voltage between connector P BL OR and N on module board is less than DC 10V before start W B ele lj E rt CNT CN3 CN22 once e ccv Ur rm CN24 3 CO CN23 f amp EI T C CN4 Ei 8 fou MAIN CONTROL BOARD FE ZR R p jm Description LEDI Flash 2e l AC N AC L iS S Se Times E CUN 1 ICN8 CN9 i ei Outdoor EEPROM error 1 d EZ i 8 Doe The protection of IPM 2 Ee Cine E Overcurrent protection a d S 1 pro 3 NI ie EE emeng CN13 des om of E d CN20 CN19 CN18 CN17 zommuntogs TON Lau a 4 E d kil Tense 9 Ju T H CN16 i ol l an EE the IPM m D fa og Ll d i Over pressure or Over eat 5 YAMOd Cy zm I rl H protection for the compressor See ENSE gij i fi i Power voltage is too high or low 6 i Ex 1 h Overheat protection for 8 i K i d i i O exhaust temperature aA AN l A il l Frost removing temperature to single way V e 7 BL BL AC FAN MOTOR d i 5 UE Peri rus sensor failure n air exchange motor i 1 EE S a d 2 3 Z A Ambient temperature sensor failure 12 EE B B Electric EXPANSION VALVE SI 2 Exhaust temperature sensor failure 13 Heating Cable B l lee Deviate from the normal a a B I g 18 4 WAY VALVE 5 E Z EI B for the compressor A LVE E SS B BLACK W WHITE 5 g 5 I8 E Loop of the station detect error 19 z 2 ES lt L9 jJ Overcu
28. c lI 2SA1037AK S 5 GND C20 AT 60 vec 1 GND a 2 102 50 CooL poe CIA TESTS 104 50V FUCTION TEST 107 Haier Domestic Air Conditioner Haier HSU24VHJ DB 2 D RID 47 C3 12V ICA L7805CV 5V E22034 us S S Tl j ouf e D 1 10 MBR3I00 ER342 2 zl TS sous S m Toney NAS c PE AEN 104 50 K 0 5W s 3 9 a bL 4 Do 2 4 eit Cl ER106 TD 104 275V s e Y oe uo D7 L3 le s ZDI die 6 MBR1100 B1 00 20UH 1A E INS948B R24 R20 0 du kyo ESS E6 d 8 5 SIK 1 470U 25V JU 1000 16V ca amp pronsovAC ICI 7 poo 220 R25 1 ei Si 220 ba A 4 is E y 2 7 TH RIS 47 Teen D 15V cs vec 6 4 l 1 nu ERA 5 4 MURIISMUR 30ERI06 m Sai DE pue C6 NCPI200P100 AT0UBDSV T 104500 3301W B R26 RIS d 15 Zen id T R27 Mi 20ursv 32 10K IRFUC20 I 1K 1 IC PCSI7A C3 a 4 il GU v Se RE ra T 104 50V EZE RI6 2 1W 13 KS 2 A 2 3 Haier 108 Domestic Air Conditioner Circuit Diagrams Haier HSU24VHJ DB Circuit Diagrams 1 2 3 4 D CN26 B e D20K 2W X EI E2 Lcx p80u 400v 450V BOU 400V 450V 105 275VAC K 2 POWER fod e CNA N B A 1 2 3 4
29. 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 HEALTH Operation QI Q Healthy Negative ior 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 k Q Domestic Air Conditioner Haier HSU24VHJ DB SM system configration peration M Timer On Off On Off Operation Set clock 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 EN lap len TIMER ON TIMER OFF Then select your desired TIMER mode TIMER ON or TIMER OFF or TIMER ON OFF mel or gaa will flash 3 Press HOUR ca Cv2 button to set time It can be adjusted within 24 hours 4 After setting correct time press SET button to confirm EN or Ga 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 wen use TIMER mode next ti
30. high for your sleep E n Temp setting Unit stop SLEEP SLEEP operation starts operation stops In HEAT mode Haier 3 In AUTO mode The unit operates in corresponding sleep mode adapted to the automatically selected operation mode 4 In FAN mode It has no SLEEP function 5 Set the wind speed change when sleeping 45 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 6 Note to the power failure resume press the sleep button ten times in five seconds and enter this function after hearing four sounds And press the sleep button ten times within five seconds and leave this function after hearing two sounds NOTE With the power failure resume when setting the TIMER ON TIMER OFF and TIMER ON OFF it s memorized as shutdown status when resuming after power out M POWER SOFT Operation 1 POWER 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
31. 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 compressor 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 con
32. of procedure Removal of procedure Loosen the marked fixing screws 100 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure Step Procedure Points Loosen the fixing hook and remove the heat exchanger 101 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure Remove the valve bracket 102 Haier Domestic air conditioner Haier HSU24VHJ DB Wiring Diagrams 10 Wiring Diagrams 10 1 INDOORUNIT INDOOR UNIT WIRING DIAGRAM 0010528005 RECEIVER DISPLAY RECEIVER DISPLAY Oo Ee 2 LO N T its ea He B BLACK ION GENERATOR R RED L aS W WHITE TO OUTDOOR UNIT Y G YELLOW GREEN BL BLUE 103 Haier Domestic Air Conditioner Haier HSU24VHJ DB Wiring Diagrams 10 2 Outdoor unit OUTDOOR WIRING DIAGRAM 010 WARNING MODULE BOARD CN6 CAUTION CN9 CN8 DON T TOUCH CAPACITOR EVEN AFTER J PLUG OFF DANGER OF ELECTRIC SHOCK AC N ACL RIWIB The capacitor retains high CN11 CN10 CN1 voltage even after the plug off CN7 oo on W v d For your safety be sure to wait CN5 CN4CN3CN2
33. that is The power source is the same as the corresponding name plate eL ffected by rai direct sunlight and is sufficientl tilated Install an exclusive branch circuit of the power nullus AE RR c La bo bd s Strong enough to bear the unit where vibration and noise are not increased Not causing a nuisance to neighbors due to discharged air or noise A distance marked is available as illustrated in the below figure e A receptacle shall be set up in a distance where the power cable can be e reached Do not extend the cable by cutting it e Attention must be paid to the pitch of drain hose more than 10cm 3 7 8 more than 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 Arrangement of piping directions Floor fixing dimensions of the outdoor unit Unit mm inch more than 10cm Rear left 3 7 8 LO Rear right 9 Right Below a LA more than 15cm 5 7 8 4 E more than 20cm Pg S e 77 8 e The marks from A to a m ss S in the figure are the E 12 2478 parts numbers Bi e e The distance between Fixing of outdoor unit the
34. valve 2 way valve 3 way valve Valve rod cap Ki o valve rod cap Service port cap e Ifthe refrigerant of the air conditioner leaks it is necessary to discharge all the refrigerant Vacuum first then charge the liquid refrigerant into air conditioner 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 casuing damage and possibly personal injuries The power source must be exclusively used for air conditioner Over I0A In the case of installing an air conditioner in a moist place please install an ea rth leakage breaker GFCI e 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 RA10A Conventional flare tool Clutch type clutch type Rigid type Wing nut type Imperial type A 0 0 5mm 1 0 1 5mm 1 5 2 0mm Flare tooling die 1 Cut pipe 2 Remove burs A 3 Insert the flare nut 4 Flare pipe 70 HSU24VHJ DB SM Installation On Drainage Please install the drain hose so as to be downward slope without fail e Please don t do the drainage as shown below d A il p p
35. 083 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 252 2 09 63 2 6232 2 4413 2 2700 2 26 2 13 64 2 5396 2 3611 2 1932 2 31 2 17 65 2 4591 2 2840 2 1195 2 36 2 21 66 2 3815 2 2098 2 0486 2 40 2 25 67 2 3068 2 1383 1 9803 2 45 2 29 68 2 2347 2 0695 1 9147 2 49 2 34 69 2 1652 2 0032 1 8516 2 54 2 38 70 2 0983 1 9393 1 7908 2 59 2 42 71 2 0337 1 8778 1 7324 2 63 2 46 72 1 9714 1 8186 1 6761 2 68 2 50 73 1 9113 1 7614 1 6219 EE 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 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 36 Haier Domestic Air Conditioner
36. 109 Haier Domestic Air Conditioner 12 Description of coding rules of unit model ollslol lld Le Lo Lello DC Inverter The series number H heat pump Applicable voltage V 230 208 V Nominal cooling capacity 24000BTU h The structure code of indoor amp outdoor unit S wall mounted H Abbreviation of Haier Examples HSU 07RDO3 R1 It represents wall mounted split type heat pump air conditioner The cooling capacity is 7000BTU h and the power supply is 220 230V 50Hz D means the developing sequence and R1 means the refrigerant is R407C 110 Halet J Domestic Air Conditioner Haier HSU24VHJ DB SM The end Sincere Forever Haier Group Haier Industrial Park No 1 Haier Road Edited by Li Jingsheng Cui Xiaogao 266101 Qingdao China E mail hractech haier com Signed by Yang Bifei Tel 86 532 88936935 Http www haier com Approved by Wu Hongjin 111 Haier Domestic Air Conditioner
37. 11 FAN SPEED display 1 228 ery ap LOW MED HI 12 LOCK display 13 SWING UP DOWN display 14 SLEEP display 15 HEALTH display 16 Operation mode display AUTO COOL DRY AUTO 99600960 99999OO Operation mode HEAT FAN Remote controller SZ 3 amp te 17 Singal sending display 18 POWER SOFT display 19 Left right air flow display 20 TEMP display 21 TIMER OFF display 7999 O GG OOO G 999 OOO 1 RESET button 22 TIMER display When the remote 23 TEMP button controller appears 24 FAN button abnormal use a sharp 25 HEALTH AIRFLOW button pointed article to press this button to reset the remote controller normal 27 2 LIGHT button 28 SET button Control the lightening and 29 POWER SOFT button extinguishing of the indoor 30 OCK button LED display board If pressed the other buttons 3 TIMER button will be disabled Press it once 4 CLOCK button again lock will be cancelled 5 SLEEP button 31 CODE button 6 MODE button Use to select CODE A or B which 7 HOUR button will be displayed on LCD Please select A without special explanation 26 SWING UP DOWN button SWING LEFT RIGHT button NOTE Cooling only unit do not have functions and displays related with heating M Loading of the battery T Remove the battery cover 2 Load the batteries as illustrated 2 R 03 batteries resetting key 9 cylinder
38. 2 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 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 AAT 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 35 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 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 5
39. 3 Romoval of the Side panel Procedure Loosen the fixing screws and remove the side panel 93 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure Procedure Remove the back panel Loosen the fixing screws and remove 94 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure 9 2 4 Removal of fan and fan motor Step Ww Put the lead wire Loosen the throughthe back 1 fixingscrew and of motor when remove the fan NN assembling so as K not to entangled with the propeller fan 95 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure Loosen the fixing screws and lift the fan motor 96 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure Procedure Remove the fixing screws then lift the fan motor bracket 97 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure Procedure Remove the fixing screws then lift the proof plate 98 Haier Domestic air conditioner Haier Removal of procedure Removal of procedure 9 2 5 Romoval of compressor and heat exchanger Cut down the conecting pipe and pull out the compressor and remove the value bracket 99 Haier Domestic air conditioner Haier Removal
40. 32 2300 297 2732 265 6686 1 82 1 64 21 311 2873 279 0627 249 8676 1 80 1 63 20 291 7969 262 0831 235 1067 1 78 1 62 19 273 6494 246 2437 221 3111 1 76 1 60 18 256 7445 231 4612 208 4122 1 74 1 59 17 240 9897 217 6590 196 3462 1 72 1 57 16 226 3000 204 7662 185 0545 1 70 1 56 15 212 5973 192 7176 174 4829 1 68 1 54 14 199 8093 181 4531 164 5813 1 66 1 53 13 187 8698 170 9169 155 3033 1 64 1 51 12 176 7176 161 0578 146 6059 1 62 1 49 11 166 2961 151 8284 138 4495 1 60 1 48 10 156 5532 143 1847 130 7973 1 58 1 46 9 147 4409 135 0863 123 6153 1 56 1 44 8 138 9148 127 4956 116 8717 1 53 1 43 7 130 9337 120 3778 110 5374 1 51 1 41 6 123 4597 113 7009 104 5852 1 49 1 39 5 116 4577 107 4349 98 9897 1 47 1 38 4 109 8953 101 5523 93 7278 1 45 1 36 3 103 7422 96 0274 88 7774 1 43 1 34 2 97 9708 90 8365 84 1185 1 40 1 32 1 92 5551 85 9574 79 7322 1 38 1 30 0 87 4712 81 3697 75 6011 1 36 1 29 1 82 6970 77 0544 71 7088 1 34 1 27 2 78 2118 72 9937 68 0402 1 31 1 25 3 73 9966 69 1712 64 5813 1 29 1 23 4 70 0335 65 5716 61 3188 1 27 1 21 5 66 3062 62 1807 58 2405 1 24 1 19 27 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 6 62 7992 58 9853 55 3351 1 22 1 17 7 59 4984 55 9729 52 5917 1 20 1 15 8 56 3905 53 1320 50 0006 117 1 13 9
41. 38 56 134 8559 127 3081 120 0746 1 42 1 36 57 129 2457 122 1630 115 3645 1 40 1 34 58 123 8956 117 2504 110 8618 1 37 1 32 59 118 7926 112 5589 106 5564 1 35 1 30 60 113 9241 108 0776 102 4388 1 32 1 28 61 109 2784 103 7961 98 5000 1 30 1 26 62 104 8443 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 73 67 3844 64 9115 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
42. 48 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 9 3 09 41 Haier Domestic Air Conditioner Haier HSU24VHJ DB SM System Configration 6 System Configuration 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 complet
43. 50VAC 2 LED 1 keep light representative normal if keep flash interval representative trouble Alarm 3 RV1 RV2 RV3 Varistor 12 Haier Domestic Air Conditioner Connector Wiring Diagram HSU24VHJ DB Haier PCB 1 NR Poll al o eo A 2 A Is z Z O ol LO LOILO O 6 o O 2x0 NVE OD Joy c n ok JE IS SI E L wu Le eg O CNA CN CN 13 CN2 Domestic Air Conditioner Haier Haier HSU24VHJ DB Connector Wiring Diagram PCB 2 PC2 Sai d RO sot H 18 CN10 2005006V10 14 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 Funcitions and Control 5 1 Main functions and control specification of indoor unit This specification use for HSU18VHJ DB frequency conversion air condition are manufactured by Haier air condition parent company Setting value express in parameter in this specification means is a parameter that is stored in EEPROM Refer to EEPROM parameter table 5 1 1 Temperature Adjusting function 5 1 1 1 Temperature adjusting of different levels DASH operation conditions under different modes COOL DRY HEAT BLOCK COOL DRY HEAT E y D 0 4 T 3 4 7 6 3 4 7 4 0 15 7 14 0 pero y 4 0 5 7 4 0 3 3 5 0 3 3 77 3 3 5 0 3 3 2 7 4 3 2 7 he a 2 7 4 3 2 7 SE AER a 2 0 67 20 1 3 3 01 3 EE EN E 0 7 1 3 0 7 H T Il LAM P
44. 53 48 8 9521 8 3916 7 8566 1 64 1 57 49 8 6040 8 0554 7 5327 1 68 1 60 28 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 50 8 2713 7 7345 7 2237 47 1 64 51 7 9531 7 4280 6 9291 1 77 1 68 52 7 6489 7 1353 6 6480 1 81 1 72 53 7 3580 6 8556 6 3797 1 85 1 76 54 7 0796 6 5884 6 1237 1 90 1 79 55 6 8131 6 3329 5 8793 1 94 1 83 56 6 5581 6 0887 5 6459 1 99 1 87 57 6 3140 5 8552 5 4230 2 03 1 91 58 6 0802 5 6318 5 2100 2 07 1 95 59 5 8563 5 4181 5 0065 212 1 99 60 5 6417 5 2136 4 8120 2 16 2 03 61 5 4361 5 0178 4 6260 2 21 2 07 62 5 2391 4 8304 4 4481 2 25 2 11 63 5 0502 4 6510 4 2780 2 30 2 15 64 4 8691 4 4791 4 1153 2 35 2 19 65 4 6954 4 3145 3 9596 2 39 2 23 66 4 5287 4 1567 3 8105 2 44 2 27 67 4 3689 4 0055 3 6678 2 49 2 31 68 4 2154 3 8605 3 5312 2 53 2 35 69 4 0682 3 7216 3 4004 2 58 2 39 70 3 9268 3 5883 3 2750 2 63 2 43 71 3 7910 3 4605 3 1549 2 68 2 48 72 3 6606 3 3378 3 0398 2 73 2 52 73 3 5353 3 2201 2 9294 2 77 2 56 74 3 4150 3 1072 2 8237 2 82 2 60 75 3 2993 2 9987 2 7222 2 87 2 64 76 3 1881 2 8946 2 6249 2 92 2 68 77 3 0812 2 7946 2 5316 2 97 2 73 78 2 9785 2 6986 2 4420 3 02 2 77 79 2 8796 2 6063 2 3560 3 07 2 81 80 2 7845 2 5176 2 2735 3 12 2 86 81 2 6931 2 4324 2 1943 3 17 2 90 82 2 6050 2 3505 2 1182 3 22 2 94
45. 53 4631 50 4521 47 5523 1 15 1 41 10 50 7048 47 9230 45 2384 1 13 1 09 11 48 1049 45 5355 43 0505 1 10 1 07 12 45 6534 43 2808 40 9813 1 08 1 04 13 43 3410 41 1509 39 0236 1 05 1 02 14 41 1592 39 1381 37 1708 1 03 1 00 15 39 0998 37 2355 35 4167 1 00 0 98 16 37 1553 35 4363 33 7555 0 98 0 96 17 35 3186 33 7344 32 1818 0 95 0 94 18 33 5833 32 1240 30 6905 0 93 0 91 19 31 9432 30 5997 29 2769 0 90 0 89 20 30 3925 29 1565 27 9365 0 88 0 87 21 28 9259 27 7895 26 6651 0 85 0 84 22 27 5383 26 4944 25 4589 0 83 0 82 23 26 2252 25 2670 24 3140 0 80 0 80 24 24 9822 24 1034 23 2271 0 78 0 77 25 23 8050 23 0000 22 1950 0 78 0 77 26 22 7500 21 9499 21 1520 0 78 0 78 27 21 7477 20 9536 20 1638 0 82 0 81 28 20 7951 20 0081 19 2272 0 86 0 85 29 19 8895 19 1104 18 3394 0 89 0 88 30 19 0285 18 2581 17 4974 0 93 0 92 31 18 2094 17 4484 16 6988 0 97 0 95 32 17 4302 16 6792 15 9410 1 00 0 99 33 16 6885 15 9480 15 2217 1 04 1 02 34 15 9825 15 2530 14 5389 1 08 1 06 35 15 3103 14 5920 13 8903 1 12 1 09 36 14 6700 13 9632 13 2743 1 16 1 13 37 14 0599 13 3650 12 6889 1 20 1 16 38 13 4786 12 7957 12 1325 21 23 1 20 39 12 9244 12 2537 11 6035 1 27 1 24 40 12 3960 11 7375 11 1004 2131 1 27 41 11 8921 11 2459 10 6218 1 85 1 31 42 11 4113 10 7775 10 1665 1 39 1 34 43 10 9526 10 3311 9 7330 143 1 38 44 10 5147 9 9056 9 3204 148 1 42 45 10 0967 9 4999 8 9275 1 52 1 45 46 9 6976 9 1130 8 5532 1 56 1 49 47 9 3163 8 7439 8 1965 1 60 1
46. 581 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 38 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 10 1236 4792 1094 3200 967 6334 2 36 2 11 11 1171 0715 1038 0743 919 3533 2 85 2 09 12 1109 4661 985 0146 873 7359 2 33 2 08 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
47. 7 Dehumidification Heating 5 3 2 fter compressor runs 3min outdoor fan speed control as follows Cooling Dehumidification Compressor Operation Frequency Hz lt 25 2545 245 32 38 3 4 7 2332 1 2 5 Tao C 23 238 7 Heating Compressor Operation Frequency Hz 25 2545 245 lt 4 3 4 7 Tao C 4 18 2 4 7 218 1 Compressor shutdown and outdoor fan residual heat blow process When compressor shuts down in cooling mode outdoor fan automatically jumps to low speed and blows residual heat for 30s and stop 5 2 3 Four way Valve Control Defrosting Four way Valve Control please see defrosting process for details Time sequence of the defrosting operation is as follows Four way Valve Work Status in Other Modes In heating mode four way valve is on If compressor is off or is switched to non heating mode four way valve ensures that it is off at least 2 minutes after compressor shuts down 5 2 4 Outdoor Defrosting Control Haier Defrosting Mode Entry Conditions The unit will enter defrosting mode when compressor starts up and operates for 10 minutes continuously in heating mode or after compressor runs for an accumulated time of 45 minutes Upon completion of defrosting or when switched to cooling mode compressor accumulated operation time will be cleared and when 2 minutes continuous checking by defrosting sensor TE check frosting condition of
48. 7840 0 6837 5 18 4 56 118 0 8734 0 7618 0 6637 5 24 4 61 119 0 8495 0 7404 0 6445 5 30 4 66 120 0 8263 0 7196 0 6258 5 36 4 71 Pipe Sensor R25 C 10KQ0 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 30 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 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 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 a 45 8860 42 6525 39 6112 1 49 1 40 6 43 5912 40 5800 37 7429 1 47 1
49. 8 Invariable frequency 105 Frequency rise 1HZ 10s 98 Frequency rise 1HZ 1 s When TD gt 117 C for 20s continuously air discharge overheat protection will be activated and fault will be reported to indoor unit It will not continue in other conditions 5 2 6 3 Indoor Heat Exchanger Anti freeze Protection Anti freeze during cooling a 9 C EES OC When TC 5 C compressor frequency will drop at a speed of 1HZ 10s When TC starts to rise and 6 lt TC S 9 C compressor frequency will remain unchanged When 9 TC lt 11 C frequency will rise nomal If TC S OC for 2 consecutive minutes compressor will shutdown and outdoor fault lamp blinks Fault will not be reported to indoor unit When compressor shuts down for more than3 minutes and when TC gt 9 C compressor will restart 24 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 2 6 4 Outdoor Temperature Limit Cooling When outdoor temperature is lower than 23 C cooling operation will start compressor frequency is limited to less than 50 HZ outdoor wind speed is forced at level 1 Heating When outdoor temperature is higher than 18 C heating operation will start compressor frequency is limited to less than 53 HZ outdoor wind speed is forced at level 1 5 2 6 5 Special Features 1 Forced Cooling When receiving indoor forced cooling signal cooling operation will start in a frequency signaled by indoor unit Only air discharge tempe
50. 83 2 5203 2 2717 2 0451 3 28 2 99 84 2 4388 2 1960 1 9749 EX 3 03 85 2 3602 2 1231 1 9075 3 38 3 07 86 2 2846 2 0530 1 8426 3 43 3 12 87 2 2118 1 9856 1 7803 3 48 3 16 88 2 1416 1 9207 1 7204 3 54 3 20 89 2 0740 1 8582 1 6628 3 59 3 25 90 2 0089 1 7981 1 6074 3 64 3 29 91 1 9461 1 7402 1 5541 3 70 3 34 29 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 92 1 8856 1 6844 1 5028 3 75 3 38 93 1 8272 1 6307 1 4535 3 80 3 43 94 1 7709 1 5789 1 4060 3 86 3 47 95 1 7166 1 5291 1 3603 3 91 3 52 96 1 6643 1 4810 1 3163 3 97 3 56 97 1 6138 1 4347 1 2739 4 02 3 61 98 1 5650 1 3900 1 2331 4 08 3 66 99 1 5180 1 3470 1 1937 4 13 3 70 100 1 4726 1 3054 1 1559 4 19 3 75 101 1 4287 1 2654 1 1194 4 24 3 80 102 1 3864 1 2268 1 0842 4 30 3 84 103 1 3455 1 1895 1 0503 4 36 3 89 104 1 3060 1 1535 1 0176 4 42 3 94 105 1 2679 1 1188 0 9860 4 47 3 98 106 1 2310 1 0853 0 9556 4 53 4 03 107 1 1954 1 0529 0 9263 4 59 4 08 108 1 1610 1 0217 0 8980 4 65 4 13 109 1 1277 0 9915 0 8707 4 70 4 17 110 1 0955 0 9624 0 8443 4 76 4 22 111 1 0644 0 9342 0 8189 4 82 4 27 112 1 0344 0 9070 0 7943 4 88 4 32 113 1 0053 0 8807 0 7706 4 94 4 37 114 0 9771 0 8553 0 7478 5 00 4 41 115 0 9499 0 8307 0 7256 5 06 4 46 116 0 9235 0 8070 0 7043 5 12 4 51 117 0 8980 0
51. B W Power cable 2wire with ground 12AWG HSU24VHJ DB W Power cable 2wire with ground 12AWG All models Control cable 4wire 18AWG Grounding line Outdoor unit Indoor unit HSUO9XCK W Power cable gt 2wire with ground 16AWG HSU12XCK W Power cable 2wire with ground 16AWG 1 If the fuse on PC board is broken please change it with the type of T 3 15A 250V indoor unit 25A 250V outdoor unit 2 The wiring method should be in line with the local wiring standard 3 After installation the power plug should be easily reached 4 A breaker should be incorporated into fixed wiring The breaker should be all pole switch Outdoor unit Installation of Outdoor Unit Install according to Drawing for the installation of indoor and outdoor units Connection of pipes To bend a pipe be careful not to crush the pipe and the bending radius should be 30 1 1 6 to 40mm 1 4 7 or longer Connecting the pipe of gas side first makes working easier The connection pipe is specialized for RA10A Forced fastening without careful centering may Halfunion Flarenut damage the threads and cause a leakage of gas D Q Pipe Diameter Fastening torque d Liquid side6 35mm 1 4 18N m 13 3Ft lbs Liquid Gas side9 52mm 3 8 42 N m 30 1Ft Ibs 55N m 40 6Ft Ibs 60 N m 44 3Ft Ibs Gas side 12 7mm 1 2 Gas side 15 88mm 5 8 Spanner Torque wrench 69 Haier HSU24VHJ DB SM Installatio
52. COMP STARTS AGAIN lt 1208 3 MINUTES PROTECTION 5 1 1 2 Select the wind volume when it is set automatic When the wind volume is automatic it can be switched between strong medium and weak according to the temperature adjusting levels Wind volume under the automatic wind volume mode Temperature adjusting levels A B G D E F G H Heating Strong Strong Strong Strong Strong Medium Weak Weak SLO cooling Strong Strong Strong Medium Medium Weak Weak Weak Moisture Strong Medium Medium Medium Weak Weak SLO SLO removing 15 Haier Domestic Air Conditioner Haier 5 1 1 3 Wind volume limit HSU24VHJCDB Funcitions and Control When the compressor is working and the max setting for indoor fan motor is medium or weak the upper limit of indicated frequency is as follows Frequency control form for wind volume Limited frequency Limited frequency up down health wind variables Medium wind volume FQLIMMD 70Hz Weak wind volume FQLIMLO 58Hz Limited frequency for FUPHEAL 48Hz 5 1 2 Main functions 5 1 2 1 Warm boot When the heat running starts or the frost removing ends and the compressor starts again in order to avoid cold wind warm boot wind volume control should be done Heat exchange temperature THHOT3 37 C THHOT2 35 C THHOT1 25 C THHOTR 23 C slightly Sto 4 eak
53. D06 1 cso1 POWER BLUE y ours R012 D R019 4 7K 43K 330 MMBT9013 TR3 cNi ROIS 4 7K 3 4 TUN 6V MMBT9012 i i50 R014 au 35 R016 1K communicate 11 2 2 control board Circuit Diagrams 2 3 4 ACL ACN AC NOUT AC LOUT CNBSH CN27 CNI4 CNIS i6 CNS CN9 P z e z Z axneondtman Z wesen EM E o sd IO FUSE PICI cor col c c BLACK 34 p25 pep 2U A50V D T25 250VAC FUSE2 e 100 IW CX4 LA 250V 2SC2412K 103 275V N4 WHITE s d a Z a a e o va v B Le SLOR a SAL gt gt 2 ee g 14K350_BI4K390 amp Ed 3 a 2 a s 5 S N E n3 e 8 a 3 3 8 S S a RA 362M S DEE e 12V 54 892HICN IAC IbV 5A 89241CC C dO 2V 25A 891P 1 12V 3A 892H N LAQ C IPY 5A 892H N LAIC TI 5 2v42 HEY 45V 45V erzu cr cun m ISV1I m3 2 23 Eau D us John 312 See 04 50 c DE 28C2412K zp2__ R34 IK x 38 N zm RIB 330 1 RY E PCSI7 39 1C9 4 Um 103 S0V 3 L_E9 c15 2K 4TUISV A 5 RAT IK re CIA 102 50V R37 330 e S 43 28C2412K 30 ICl TLP371 22U 250V 450V x 10 B 2 4 6 S p20K p20K p20K E z eum 10K Ed S 103 50V C17 ICIO PCSI7A es E S R7 10K 103 50 a 4 S ICTULN2003 E RIO IK A i 10K A 3 1 sents 15 14 13 12 49 48 Jee 7 10 OK ne 2 ev S GND 12V i z IC6 AT24C02B cn RN 51 JR52 R53 2K 104 50 Roo JEN Loan ok jox tox Re SDA X 2SA1037AK
54. E 50 7 1 Caution for GIAQNOSIS TTT 50 7 2 Problem Symptoms and Measures eweg isistadienshereesmasaiaiumanneteniaenes 50 7 3 Error codes and description indoor display 51 8 Installations EE 67 9 Removal E TE me 71 Gel FOFINAOO MGI ipse 71 9 2 For outdoor Eecher 90 10 Wiring DIaGQE ali ccena xor ec tae nna eR ea A X o Ve RR FER aa EA uuu uuu 103 UO Mises p RE TEM 103 AO Z O0tdoor E EE 104 11 Circuit Diagrams RUPEM 105 12 Description of Coding rules of Unit Model 110 Haiee DomesticAir Conditioner Haier HSU24VHJ 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 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
55. Haier SERVICE MANUAL Order No AC1101S021V0 Wall mounted Type DC Inverter EA Series Model No HSU24VHJ DB AWARNING 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 2011 Qingdao Haier Air Conditioner General corp Ltd All right reserved Unauthorized copying and distribution is a violation of law Haier Group Haier 1 HSU24VHJ DB SM TableofContents Table of Contents 1 Introductnon e eme meme ene nennen 1 2 List of ts 6 TU TEE T7 4 Printed Circuit Board Connector Wiring Diagram 9 5 Functions and Control 15 5 1 Main functions and control specifications of indoor unit 15 5 2 Main functions and control specifications of outdoor unit 21 5 3 Function of main thermistor eessen enee en 26 5 4 Value of thermistor TEE 27 6 System Configuration EE 42 6 1 System CONIOUANIONS Ed eee depends cet Tap rv RN ere 42 D SO a TS 42 7 Service DIAGNOSIS E
56. 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 HSU24VHJ D B 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 AA p Use of SLEEP function After the unit starts set the operation status then press SLEEP button before which the clock must be adjusted and time being set Operation Mode 1 In COOL DRY mode 1 hours after SLEEP mode starts temp will become about 2 F higher than temp setting After another 1 hours temp rises about 2 F further 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 SLEEP operation starts SLEEP operation stops Approx 6hrs Temp setting Unit stop C In COOL DRY mode 2 In HEAT mode 1 hours after SLEEP mode starts temp will become about 4 F lower than temp setting After another 1 hours temp decrease about 4 F further After more another 3 hours temp rises about 2 F further The unit will run for further 3 hours then stops Temp is lower than temp setting so that room temperature won t be too
57. Less than 5cm el e Itbecomes Theendisimm It waves The gap with the There is the bad high midway ersed in water ground is too small smell from a ditch e Please pour water in the drain pan of the indoor unit and confirm that drainage is carried out surely to outdoor e Incase that the attached drain hose is in a room please apply heat insulation to it without fail Contains fluorinated greenhouse gases covered by the Kyoto Protocol m Check for Installation and Test Run m Please kindly explain to our customers how to operate through the instruction manual Check Items for Test Run O Put check mark in boxes Gas leak from connecting pipe O Heat insulation of Are the connecting wirings of indoor and outdoor firmly inserted to the terminal block Ols the connecting wiring of indoor and outdoor firmly fixed Is drainage securely carried out Lils the ground wire securely connected Ols the indoor unit securely fixed Is power source voltage abided by the code ls there any noise Ols the lamp normally lighting Are cooling and heating when in heat pump performed normally ils the operation of room temperature regulator normal Domestic Air Conditioner Haier HSU24VHJ DB RemovalProcedure 9 Removal of Procedure 9 1 Removal of Procedure of HSM24HEA03 R2 DB indoor unit 9 11 Removal of Front panel Procedure A Warning Be sure to wait 10 minutes or more after turn
58. 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 the plate 3 Find the wall hole location A using a measuring tape Making a Hole on the Wall and Fitting the Piping Hole Cover e Make a hole of 70mm 2 3 4 in diameter slightly descending to outside the wall e Install piping hole cover and seal it off with putty after installation Wall hole Pitch downward for drainage 970mm 2 3 4 Outdoor side Thickness of wall Installation of the Indoor Unit HSU24VHJ DB SM Drawing of pipe Rear piping e Draw pipes and the drain hose then fasten them with the adhesive tape Haier Installation 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 heat insulation materials 1 Insert the drain hose into the carity 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 cover with adhesive tap
59. al units Diagnosis by service port Check for insufficient gas pressure and operating current Large operating Check the installation Check to make sure that the required spaces for noise and condition installation specified in the Technical Guide etc are vibrations provided 50 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 Error Codes and Description indoor display Code indication Reference SE Description indoor LED1 flash Page times Indoorand Outdoor Communication fault between indoor and E7 15 Page 60 outdoor units E1 Room temperature sensor failure Page 52 Indoor Malfunction E2 Heat exchange sensor failure Page 52 E4 Indoor EEPROM error Page 58 E14 Indoor fan motor malfunction Page 53 Outdoor EEPROM error Page 59 The protection of IPM Page 55 Outdoor Overcurrent protection of AC electricity Malfunction for the outdoor model Communication fault between the IPM and 4 Page 56 outdoor PCB 6 Power voltage is too high or low Page 62 8 Overheat protection for exhaust temperature Page 58 9 outdoor fan motor malfunction 10 Frost removing temperature sensor failure Page 57 11 SUCK temperature sensor failure Page 57 12 Ambient temperature sensor failure Page 57 13 Exhaust temperature sensor failure Page 57 18 deviate from the normal Tor the compressor Page 63 19 Loop of the statio
60. ation and test operation Emergency Operation Use this operation only when the remote controller is defective or lost eWhen the emergency operation switch is pressed the Pi sound is heard once which means the start of this operation e In this operation the system automatically selects the operation modes cooling or fan or heat according to the room temperature eWhen machine is running in emergency the set value of temperature and wind speed couldn t be altered meanwhile it can t operate for dehumidifying or under timing mode T est operation Test operation switch is the same as emergency switch e Use this switch in the test operation when the room temperature is below 60 F 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 1 Status display of air sending Vertical flap Pos 1 7 Pos 2 gt Pos 3 ES Pos 4 o Pos 5 b Pos 6 s Auto swing 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 Di 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 e
61. 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 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 M i integra installed properly water can enter the room and wet the furniture and floor 9 units only Haiet a Domestic Air Conditioner Haier 3 1 HSU24VHI DB SM Introduction 1 1 3 Inspection after Repair Warning Check to make sure that the power cable plug is not dirty or loose then insert the plug into a power outlet all the way If the plug has dust or loose connection it can cause an electrical shock or fire If the power cable and lead wires have scratches or deteriorated be sure to replace them Damaged cable and wires can cause an electrical shock excessive heat generation or fire Warning Do not use a joined power cable or extension cable or share the same power outlet with other electrical appliances si
62. be powered off The unit will exit the trial running if it receives any remote control signal during the trial running period There is no low intense running protection 19 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 1 3 7 Power failure compensation To enter into the function please press the sleep key 10 times with 4 beeps in 7 seconds Under the power failure compensation mode unplug and plug again the indoor unit will resume original operation Under the power failure compensation mode unplug and plug again the unit will be on OFF state Mode Fan speed Healthy Set temperature can be memoried Swing Timer Sleep cannot be memoried Press the sleep key for 10 times with 2 beeps in 7 seconds to exit 5 1 3 8 Rated Operation Haier Rated Cooling When receiving the instruction of indoor unit rated operation the unit will start rated cooling operation Rated Heating When receiving the instruction of indoor unit rated operation the unit will start rated heating operation 20 Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 2 Main functions and control specification of outdoor unit Sensor Code Definition Tai Indoor Ambient Temperature Tao Outdoor Ambient Temperature Tc1 Indoor Coil Td Air Discharge Te Outdoor Coil Ts Air Intake 5 2 1 Outdoor Unit Operation Frequency and Control Compressor Operation Frequency Range Compressor Operation Frequency Rang
63. cause improper works may cause electric shock fire water leakage A WARNING When abnormality such as burnt small found immediately stop the operation button and QD STRICT contact sales shop Use an exclusive power source with a circuit breaker ENFORCEMENT Connect power supply cord to the outlet completely Pd P Q N STRICT ENFORCEMENT Do not use power supply cord in a bundle o Use the proper voltage Take care not to damage the power supply cord Check proper installation of the drainage securely QD 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 QD STRICT ENFORCEMENT O Wy Do not start or stop the operation by disconnecting the power supply cord and so on 1x PROHIBITION Do not channel the air flow directly Do not try to repair or at people especially at infants or PROHIBITION A CAUTION possibility of inflammable gas leakage around the unit 3 Do not get the unit exposed to vapor or oil steam PROHIBITION Do not insert objects into the air inlet or outlet S Do not use for the purpose of storage of food art work precise equipment breeding or cultivation SE D PROHIBITION Do not install the unit near a fireplace or other heating apparatus Ca PROHIBITION Do not place animals or plants
64. ducting 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 fire OPS GOA 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 refrigerating 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 e CACO 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
65. e Indoor outdoor electric cable Pipin S ping ke Pipe supporting plate Heat insulation material Lid for right piping Lid for under piping pipe Fix with adhesive tape Lid for left piping Drain hose e Indoor outdoor electric cable and drain hose must be bound with refrigerant piping with protecting tape Other piping direction e Cut away with a nipper the lid for piping according to the piping direction and then bend the pipe according to the position of wall hole When bending be careful not to crush pipes 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 the unit body securely onto the upper notches of the f 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 at a slant from the underside and then put it down perpendicularly mounting plate Unloading of indoor unit body When you unload the indoor unit please use your hand to raise the body then lift the Z bottom of the body outward slightly and lift the unit until it leaves the le mounting plate 1 mounting plate 2 Connecting the indoor outdoor Electric Cable Removing the wiring cover Remove terminal cove
66. e Outdoor Temperature lt 4 418 218 Heating Hz 20110 2090 2053 Defrosting Hz 80 Outdoor Temperature lt 23 2332 232 Cooling Hz 20 50 2070 2095 Haier Compressor Startup Regardless of target frequency of indoor unit each time when compressor is from off to on it must maintain 60Hz 90Hz for one minute Frequency will be immediately decreased under the condition that outdoor unit air discharge temperature overheating protection is activated or over current of compressor then the compressor will operate towards target frequency This process does not exist in normal operation of unit Heating When completing compressor startup operation it will operate as per frequency of indoor unit After 2 minutes compressor operation frequency will be compensated as per relevant conditions Cooling amp Dehumidification When completing compressor startup operation it will operate as per frequency of indoor unit After 2 minutes compressor operation frequency will be compensated as per relevant conditions Compressor Frequency Increase Decrease Speed Rapid Frequency Increase Decrease Speed 1 1Hz s Slow Frequency Increase Decrease Speed 2 1Hz 10s 21 Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 2 2 Outdoor fan control Compressor startup within 3min outdoor fan speed control as follows Outdoor 10 1025 225 Temperature Cooling 1 3
67. e Replace the compressor Check the installation condition Check 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 to measure resistance between P andN 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 55 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis Normal resistance Several kQ to several MO Unacceptable resistance Short 0 Q or open 7 3 4 The IPM and outdoor PCB don t communicate or Related Abnormality outdoor display LED1 flash 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 CN22 on the outdoor mainb
68. e FRONT indication is facing to the front Make sure that the filter is completely fixed behind the stopper If the right and left filters are not attached correctly that may cause defects 5 Close the inlet grille 4 Attach the standard air filter Necessary installation if CES 2 ATTENTION SS J 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 e The photocatalyst air purifying filter will be solarized in fixed time In normal family it will be solarized every 6 months e 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 i Domestic Air Conditioner Haier HSU24VHJ DB SM Cautions Z WARNING system configration Please call Sales Service Shop for the Installation Do not attempt to install the air conditioner by yourself be
69. e 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 leak 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
70. e indoor unit without removing the assembly of the outlet grille A Caution If gas leaks repair the spot of leaking then collect all refrigerant from the unit After conducting vacuum drying recharge proper amount of refrigerant A Caution 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 W Pay attention so that the residual water in the drain will not make the floor wet W 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 78 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 18 Removal of Fan and Fan Motor Procedure A Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points Loosen the 6 screws Remove the right side plate n n n H D 79 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 2 Removal of Procedure 9 21 Re
71. ed when its handling has been explained to the user without using technical terms but giving full knowledge of the equipment 6 2 Instruction 42 Haier Domestic Air Conditioner Haier HSU24VHJ DB SM system configration Parts and Functions B ndoor Unit Inlet grille fT RR Purifying Filter Inlet Switch Outlet l E Anion generator inside Vertical blade adjust left and right air flow Horizontal flap Display board adjust up and down air flow Don t adjust it manually Actual inlet grille may vary from the one shown in the manual according to the product purchased Display board for 12 000 0 8 O 1 Singal receiver hole COOL display Q HEAT display TEMP display HEALTH display If the unit which you purchased has healthy function follow it If not please ignore Dry display TIMER OFF display TIMER ON display SLEEP display Display board for 18 o o 0 9 O e EEEEZEEPES Remote signal receiver Q AUTO display Q HEALTH display Q COOL display TIMER OFF displ Dry displa TIMER ON SE E 9 y p y SLEEP display Q HEAT display Q TEMP display Bl Outdoor Unit Datt Gett NT Il BIN D OUTLET 9 CONNECTING PIPING AND ELECTRICAL WIRING INLET DRAIN HOSE 43 Haier B Remote controller 8 HEALTH button 9 ON OFF button 10 TIMER ON display
72. eed LO MED HI AUTO You can set a tempreture value with which the unit can be adjusted the Entire auto mode operation mode automatically adjust the last fixed operation mode automatically ESF filter Trap harmful dust and remove unpleasant odors effectively Quick cooling or heating Soft mode lower noise operation condition Negative ion filter Generate negative ions by the filter Constant temperature dehumidification Make dehumidifying in the room while keeping the constant temperature inside Note Y Holding Functions N No Functions Haier List of Functions HSUO9VHJ DB Domestic Air Conditioner Haier HSU24VHJ DB Specifications 3 Specifications HSU24VHJ DB Model Cooling Heating kW 6 4 2 2 6 7 6 7 2 2 7 0 Capacity Rated Min Max Btu h 22000 7500 23000 23000 7500 24000 kcal h 5504 1892 5762 5762 1892 6020 Moisture Removal pints h 9 68 Running Current Rated A 10 0 9 8 Power Consumption Rated Ww 2250 300 2400 2200 360 2700 Power Factor 96 97 SEER HSPF Btu h w 16 9 Liquid inches 3 8 Piping Connections Gas inches 5 8 external diameter Drain inches 5 8 Heat Insulation Both Liquid and Gas Pipes Max Piping Length inches 98 7 16 Max Level Difference inches 59 1 16 Chargeless inches 29 1 2 Amount of Additional Charge of Refrigerant pounds inches 0 02 Indoor Unit Front Panel Color White H 11 3 398 9 12 3 434 2 Ai
73. er through AN caution Caution incorrect manipulation may damage equipment loose data get an unexpected result or has to restart part of a procedure A warming Warning A warning is used when there is danger of personal injury A reference guides the reader to other places in this binder or in Reference this manual where he she will find additional information on a specific topic Haiet Domestic Air Conditioner Haier HSU24VHJ DB 2 List of Functions Category Functions Healthy negative ion make your room full of an abundance natural negative ions With specialized motor and flaps the airflow can be adjusted Child lock Avoid the child s wrong operation on the remote controller 3D air flow The 3D airflow is able to deliver the airflow horizontally and vertically 24Hour timer Use the timer function to set on or off or from on to off or from off to on Auto restart automatic return to previous operation conditions after asundden power blackou Easy clean design The panel is easy to wash and the airflow vents can be detached easily Intelligent air With single blade technology the airflow can be adjusted not to blow directly Anti mold filter Catches most small particles and remove unpleasant odors effectively The setting temprature and the indoor noise can be adjusted to a more Sleep mode i SR comfortable level when you set the sleep mode during night sleep 4 Fan setting Select the fan sp
74. er voltageDC 15Vgenerated Stop fan motor Is motor Check output of fan motor connector Replace indoor unit PCB Is rotation number command pulse Is rotation number generated commamd voltage DC1 6V fan No Replace indoor unit Replace indoor unit PCB Domestic Air Conditioner 66 Haier Haier HSU24VHJ DB SM Installation Installation Manual of Room Air Conditioner e Hammer e Torque wrench Indoor Unit Select a location that is e Nipper 17mm 22mm 26mm Robust not causing vibration where the body can be supported sufficiently e Hacksaw e Pipe cutter e Not affected by heat or steam generated in the vicinity where inlet and outlet of the e Hole core drill e Flaring tool unit are not disturbed e Spanner 17 19 and 26mm e Knife Possible to drain easily where piping can be connected with the outdoor unit e Gas leakage detector or e Measuring tape e Where cold air can be spread in a room evenly soap and water solution e Reamer Nearby a power receptacle Refer to drawings e Place where the distance of more than Im from televisions radios wireless apparatuses Power Source and fluorescent lamps can be left e In the case of fixing the remote controller on a wall place where the indoor unit can receive signals when the fluorescent lamps in the room are in use Before inserting power plug into receptacle check the voltage without fail Outdoor Unit Select a location
75. estic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 12 Over current of the compressor Outdoor Display LED1 flash 3 or 24 or 25 times 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 m Faulty IPM Module Causes m Faulty compressor M Faulty power supply Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Electrify the machine again and turn it on with the remote Yes IPM Module is damaged controller lf malfunctions are and needs replacing reported before or upon the compressor beina started up The compressor is started normally but malfunctions are reported after it Repair the power supply has run for some time Check the power supply If the voltage is too low or too high 64 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 13Fan Motor DC Motor or Related Abnormality Indoor Display LED1 flash 9 times 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 singal don t receiced in 2 minutes Decision Conditions Supposed m Operation
76. h 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 The outdoor mainboard needs Restart the a c and it dehumidification becomes normally If starting up normally but The outdoor mainboard malfunction occurs again needs dedust after a while Check whether the linking cable mE i 1 Reconnect the linking cable between the indoor and outdoor 2 Replace the linking cable with is well connected or whether its new one core wires are well insulated 60 Haier Domestic Air Conditioner Haier A Check the status of LED1 on the indoor mainboard If the LED1 blinks est the outdoor power supply 230VAC and 310VDC with a multimeter If 230VAC HSU24VHJ DB is available but Service Diagnosis Yes measure the between Jumpers 3 and 4 of IC8 on the indoor voltage mainboard with a multimeter If the voltage is of a constant value of OV DCto5V DC
77. halt due to short circuit inside the fan motor winding 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 Dedection error due to faulty indoor unit PCB How to check Fan Motor DC 1 Check connector connection 2 Check motor power supply voltage output pins 4 7 3 Check motor control voltage pins 4 3 4 Check rotation command voltage output pins 4 1 5 Check rotation pulse input pins 4 2 MOtor power supply voltage Unused Unused P 0V reference potential Motor control voltage 15 VDC lt Rotation pulse input Rotation command voleage 1 7 VDC N PB OO OOOOOOO 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 parts damage may be occurred 65 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis Turn off power supply and rotate fan by hand Does fan rotate Replace the motor smoothly Yes Turn power ON and operate fan Turn off power supply and NO disconnect fan motor Does connector then turn power ON 4 Check output of fan motor connector rotate Is motor power voltage DC310V aenaerated NO Replace indoor unit PCB Yes control pow
78. he 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 singal don t receiced in 2 minutes Decision Conditions Supposed Causesm 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 1 Check connector connection 2 Check motor power supply voltage output pins 1 4 3 Check motor control voltage pins 4 5 4 Check rotation command voltage output pins 4 6 5 Check rotation pulse input pins 4 7 110 Motor power supply voltage 2 10 Unused 3 O Unused 4 0 P 0V reference potential 5 O Motor control voltage 15 VDC 6 O Rotation command voltage 1 6 VDC 7 O Rotation pulse input 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 53 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis Turn off power supply and rotate fan by hand Does fan rotate Replace fan motor smoothly Yes Turn power ON and operate fan Turn off power supply and disconnect fan motor connector then turn po
79. heating operation 1 Temperature of outdoor heat exchanger exceeds 7 C for 80s continuously 2 Temperature of outdoor heat exchanger exceeds 12 C for 5s continuously 3 Defrosting operation continues for 11 minutes When defrosting exit conditions are met the unit will operate as follows Compressor stops and external fan starts 50s later four way valve will be on 60s later compressor will operate as per startup process 5 2 5 PTC Output Control When outdoor unit is energized PTC output value is 0 10s later output value is 1 When compressor stops for 10 minutes continuously PTC output value is 0 On receiving compressor startup instruction initial PTC output is 1 and compressor startup will be performed 5s later 23 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 2 6 System Protection Function 5 2 6 1 3 minutes stand by time Time interval between compressor shutdown and restart is set at 3 minutes to ensure that compressor will only restart after 3 minute shutdown and initial energization valves are turned on to adequate opening position after being fully turned off 5 2 6 2 TD High Temperature Protections As long as unit is on the TD air discharge overheat protection feature will be activated yet air discharge sensor fault must be alarmed 4 minutes after compressor starts TD C bnormal Shutdown 117 Rapid frequency drop 1HZ s 112 Slow frequency drop 1HZ 10s 10
80. ifications The refrigerating circuit is leak proof The machine is adaptive in following situation 1 Applicable ambient temperature range Maximum D B W B Minimum D B W B Maximum D B W B Minimum D B Maximum D B Minimum D B Maximum D B W B Minimum D B W B Outdoor Maximum D B W B INVERTER Minimum D B 32 C 23 C 21 C 15 C 43 C 26 C 18 C 27 C 0 C 24 C 18 C 7 C 8 C 24 C 18 C 15 C Indoor 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 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
81. in the direct path of the air flow PROHIBITION Take fresh air occasionally especially when gas appliance is running at the same time STRICT ENFORCEMENT Check good condition of the installation stand PROHIBITION Do not place any objects on or climb on the unit O PROHIBITION Do not operate the switch with wet hand PROHIBITION Do not pour water onto the unit for cleaning E PROHIBITION Do not place flower vase or water containers on the top of the unit FIN PROHIBITION 9 A Domestic Air Conditioner Haier HSU24VHJ DB SM Trouble shooting Before asking for service check the following first Phenomenon Cause or check points The system does not restart immediately Noise is heard Normal Performance inspection Smells are generated Mist or steam are blown out In dry mode fan speed can t be changed Multiple Poor cooling check CON D TT e When unit is stopped it won t restart immediately until 3 minutes have elapsed to protect the system 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 be heard At first 2 3 minutes after unit start this noise is more noticeable This noise is generated by refrigerant flowing in the s
82. indoor unit and the P Fixthe unit to concrete or block floor should be more D with bolts 10mm and nuts firmly than 2m gt and horizontally When fitting the unit to wall more than 60cm Z surface roof or rooftop fix 23 5 8 a supporter securely with nails or wires in consideration of earthquake and strong wind If vibration may affect the house fix the unit by attaching a more than 25cm 9 7 8 vibration proof mat The above picture is for your reference only Your product may look different Read this manual before installation Explain the operation of the unit to the user according to this manual NO 0010536242 67 Haier Domestic Air Conditioner Haier Accessory parts Remote controller 1 ass AAA dry battery 2 e Cushion 4 Drain elbow 1 Drain hose 1 Mounting plate 1 Plastic cap 4 ope 4X25 Screw 4 ss Pipe supporting plate 1 2 Selection of pipe For 09K 12K For 18K Liquid pipe 2 6 35mm 1 4 6 35mm 1 4 9 52mm 3 8 Gas pipe 9 52mm 3 8 12 7mm 1 2 15 88mm 5 8 NOTE The thickness of the pipe must be 0 8mm 1 16 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 wall studs or lintels a proper leveling for the plate to be fixed against the wall then temporarily fasten the plate with one steel nail 2
83. ing off all power supplies before disassembling work Step Procedure Points 1 Remove the front panel 1 Open the front panel to the horizontal position Release the both sides pivots and remove the front panel W Start the removal procedure of front grille when the panels are closed W Slide the front panel side to side to release each axis m When assembling align the right and left axes with grooves in turn and insert them to the end 71 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 12 Removal of Air filter Step Procedure Points 1 Lift an air filter upwards slightly and then pull it out downwards m Insert the air filters along grooves when installing m When installing insert 2 hooks of the air filter completely 72 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 13 Removal of Horizontal Blade and Front Grill Procedure N Warning Be sure to wait 10 minutes or more after turning off all power supplies before disassembling work Step Procedure Points 1 Remove the horizontal W The horizontal blade is blade single 1 Release the center pivot 2 Bendthe horizontal blade slightly and remove it
84. is used please attach it as figure Note Only for heat pump unit Purging Method To use vacuum pump 1 Remove the service port cap of the 3 way valve and the valve stem cap for both valves Connect the low pressure hose from the manifold set to the 3 way valve Connect the center hose to the vacuum pump 2 Open the handle on low side of manifold and operate vacuum pump If the low side gauge reaches a vacuum immediately ensure the hoses are connected properly and the low side manifold handle is open 3 Vacuum for a minimum of 15 minutes and check the gauge for a proper vacuum After the completion of vacuuming close the handle Lo in gaugemanifold and stop the operation of the vacuum pump Leave the hoses connected and check the vacuum level again in 1 2 minutes If you lose the vacuum ensure all connections are tight and flare the tubes again if needed 4 Open the valve rod stem the 2 way valve counterclockwise to 90 degrees After 6 seconds close the 2 way valve and inspect for gas leakage Domestic Air Conditioner Haier 5 No gas leakage In case of gas leakage tighten parts of pipe connection If leakage stops then proceed SIONIS 2 way valve Liquid Side 3 way valve Gas Side SSL Gaugemanifold for R410A Anti countercurrent joint Vi for R410A Tube RAIA eue Le Step 4 2 way valve Step 6 2 way valve 3 way valve 9 Way valve Open 90 SV 1 2 way valve Step 7 3 way
85. me 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 TIMER ON OFF M Health airflow Operation 1 Press ON OFF to starting Setting the comfort work conditions 2 The setting of health airflow function 1 Press the button of health airflow appears on the display Horizontal airflow sending Avoid the strong airflow blows direct to the body 2 Press the button of health airflow again f appears on the display Downward airflow sending Avoid the strong airflow blows direct to the body 3 The cancel of the health airflow function Press the button of health airflow again the unit goes on working under the condition before the setting of health airflow function Notice Cannot pull 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 health airflow function the position grill is fixed 2 In heating it is better to select the mode 3 In cooling it is better to select the mode 4 In cooling and dry using the air conditioner for a long time under the high air humidity a phenomenon falling drips of water occurs at the grille 46 Haier IMPORTANT INFORMATION REGA RDING THE REFRIGERANT USED Contains fluorinated g
86. moval of Front panel 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 to the horizontal position Release the both sides pivots and remove the front panel W Start the removal procedure of front grille when the panels are closed W Slide the front panel side to side to release each axis m When assembling align the right and left axes with grooves in turn and insert them to the end 80 Haier Domestic air conditioner RemovalProcedure HSU24VHJ DB Haier 9 22 Removal of Air filter D cC oN 9515 re TT 0 CE L 0 DE lt En g E amp E c amp 5 Je So S PM om E D G80 e g SS E SZ SS o ke 3 o D e A o ez dd 2525 RER D L c D c o EDS n O a 2 Re 81 Domestic air conditioner Haier Haier HSU24VHJ DB RemovalProcedure 9 23 Removal of Horizontal Blade and Front Grill Step Procedure Points 1 Loosen the marked five Screws 2 Release the marked four hooks m When assembling install the front grille horizontally so as not to stuff the flap inside m When assembling make sure the three hooks
87. move the drip proof plate W Discharge the static electricity from your body before touching the electrical parts like signal receiver PCB It may cause malfunction of PCB 87 Haier Domestic air conditioner Haier HSU24VHJ DB RemovalProcedure 9 27 Removal of Heat Exchanger Procedure before disassembling work A Warning Be sure to wait 10 minutes or more after turning off all power supplies Step Procedure Points Loosen the screws fixed to the installation plate Loosen the marked hooks Loosen the marked screws and remove mounting plate m You can detach the indoor unit without removing the assembly of the outlet grille A Caution If gas leaks repair the spot of leaking then collect all refrigerant from the unit After conducting vacuum drying recharge proper amount of refrigerant A Caution 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 W Pay attention so that the residual water in the drain will not make the floor wet W Incase that a drain hose is buried inside a wall remove it after the drain hose in the wall is pulled out
88. n Ensure that no dirt or debris enters the pipe The standard pipe length is 7m 27 9 16 If it is over 7m 27 9 16 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 0 018 oz inch But the charge of refrigerant must be conducted by professional air conditioner servicer Before adding additional refrigerant perform air purging from the refrigerant pipes and indoor unit using a vacuum pump then charge additional refrigerant CAUTION Outdoor unit A Indoor unit Outdoor unit S Max Elevation Amax 10m In case the elevation A is more than 5m oil trap shoud be installed every 5 7m Max Length Bmax 15m Indoor unit In case the pipe length B is more than 10m the refrigerant should be charged according to 20 g m Outdoor unit Connection e Take off the panel top by removing the 5 screws e Remove the plugs on the conduit plate e Temporarily mount the conduit tubes on the conduit plate e Connect both the power supply and unit wire harness to the corresponding terminals on the terminal board e Ground the unit in accordance with local codes e Allow several extra inches of wire for making wiring connections e Use lock nuts to secure conduit tubes Lock nut Panel top Conduit plate Power supply Unit wire harness Conduit connector Attaching Drain Elbow lf the drain elbow
89. n detect error Page 63 24 Overcurrent of the compressor Page 64 Overcurrent protection for single phase of the 25 Page 64 compressor Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 1Thermistor or Related Abnormality indoor unit Indoor Display E1 Room temperature sensor failure E2 Heat exchange sensor failure Method of the temperatures detected by the thermistors are used to determine thermistor 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 m Faulty thermistor B 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 NO Correct the connection gt gt Yes Thermistor resistance check NO Replace the thermistor Yes Replace the indoor unit PCB 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 a EA Resistance range 52 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 42 Indoor fan motor malfunction Indoor Display E14 Method of T
90. nce it can cause an electrical shock excessive heat generation or fire 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 repair Faulty drainage can cause the water to enter the room and wet the furniture and floor Haiee i Domestic Air Conditioner 1 1 4 Using Icons Icons are used to attract the attention of the reader to specific information The meaning of each icon is described in the table below 1 1 5 Using Icons List Icon Type of Information Description A note provides information that is not indispensable but may ER Note Note nevertheless be valuable to the reader such as tips and tricks A caution is used when there is danger that the read
91. nctions occur after running YES Exhaust temperature for some time even though the sensor is broken and asured temperature is below 117 needs be replaced Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis Pull out the exhaust sensor and measure its The sensor is damaged Replace the sensor resistance at standard temperatures with a new one according to the resistance temperature table the results deviate YES The sensor is damaged Replace the sensor with a new one much The outdoor mainboard is damaged and needs be replaced 7 3 7 The EEPROM Abnormality Indoor or outdoor unit Indoor Display E4 Indoor EEPROM error F12 Outdoor EEPROM error Method of the Data detected by the EEPROM are used to determine MCU Malfunction Detection Malfunction when the Data of EEPROM is erroror the EEPROM is damaged Decision Conditions Supposed m Faulty EEPROM data Causes m Faulty EEPROM B Faulty PCB Troubleshooting Caution Be sure to turn off power switch before connect or disconnect connector or parts damage may be occurred Check whether LED1 on the outdoor unit blinks 1 is damaged Replace if times he indoor mainboard is damaged and needs replacing with a new one 59 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 8 Communication error between the indoor and outdoor units Indoor display E7 Outdoor display LED flas
92. oard CN10 and CN11 on IPM module 2 Check whether the connected wire between IPM and outdoor Are they good 1 Pull out and reinsert the terminals 2 Replace connected wire Electrify the machine again and turn it on Check whether the voltage between 1 and 2 of YES Terminal CN22is about DC5V Check whether the voltage between and 3 of Terminal CN22 is about DC15V Replace the outdoor IPM module with a new one Replace the outdoor mainboard with a new one 56 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 5 Thermistor or Related Abnormality outdoor unit Frost removing temperature sensor failure Indoor display F21 outdoor display LED flash 10 times Exhaust temperature sensor failure Indoor display F25 outdoor display LED flash 13 times Ambient temperature sensor failure Indoor display F6 outdoor display LED flash 12 times Suck temperature sensor failure Indoor display F7 outdoor display LED1 flash 11times Method of This type of error is detected by checking the thermistor input voltage to the microcomputer Malfunction A thermistor error is detected by checking the temperature Detection Malfunction The thermistor input is above 4 9V or below 0 1V with the power on Decision Conditions Note The values may vary slightly in some models Supposed m Faulty connector connection Causes m Faulty thermistor M Faulty PCB Troubleshooting
93. outdoor unit heat exchanger and outdoor ambient temperature sensor TA meets the following conditions 22 Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control TESCxTA a Among which C TA lt 0 C C 0 8 TA20 C C 0 6 For area prone to frost the value is set at 6 when unit leaves the factory Defrosting entry temperature control 15 CxCxTA as 5 C Defrosting Time Interval time interval between two defrosting cycles is 45 minutes Defrosting Operation When defrosting begins compressor will stop for one minute external fan is running and 50s later four way valve will be off When compressor starts external fan will be off compressor will run at 58Hz for 60s then move on to target frequency of 88Hz During defrosting compressor current and air discharge overheat protection features are effective During defrosting if compressor shuts down due to activation of protection feature or due to malfunction it will resume after 3 minutes In the unit is still within defrosting cycle it will resume defrosting and startup of compressor will be based on the rule for defrosting startup The unit will exit defrosting mode and handle fault in the event of 3 consecutive restart failures On entering defrosting it must guarantee that compressor will operate for a minimum of 2 minutes in defrosting mode before exit Defrosting Exit Condition When one of the following conditions is met defrosting operation will be switched to
94. 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 UM Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis Service Diagnosis 7 1 Caution for Diagnosis The operation lamp flashes when any of the following errors is detected 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 Symptom Check Item Details of Measure None of the units Check the power supply Check to make sure that the rated voltage is supplied operates Check the indoor PCB Check to make sure that the indoor PCB is broken Operation Check the power supply A power failure of 2 to 10 cycles can stop air conditioner sometimes stops operation Check for faulty operation Set the units to cooling operation and compare the Eouibment of the electronic temperatures of the liquid side connection pipes of the Sr but does expansion valve connection section among rooms to check the opening and not cool or does not heat only for closing operation of the electronic expansion valves of the heat pump individu
95. powerful or silent modes There is no powerful mode for wind sending and moisture removing Powerful heating Change the set temperature With temperature adjusting function The wind volume is the automatic medium When in frost removing mode the outdoor unit does not accept the communication signal for powerful running After 15 minutes of powerful running the compressor can not be off within 10 minutes Powerful cooling Change the set temperature With temperature adjusting function The wind volume is the automatic strong After the compressor starts there will be no low intense running protection within 3 minutes 5 1 3 2 Silent running Send the silent running signal to the outdoor unit Under the Silent hearing mode The wind volume is SSLO after the compressor is on The wind volume will be kept SSLO within 20 seconds after the compressor stops and then changes to weak Under the Silent cooling mode the wind volume is SSLO There is no silent mode for moisture removing and wind sending 5 1 3 3 Air cleaning If the fan motor starts working after receiving the remote control order the aion generator starts working and sends out ions The ion generator stops as the fan motor stops When the ion generator is OFF and the air cleaning function is on the fan motor starts running and the ion generator starts working again 5 1 3 4 Timed running Haier Set the time duration according to the time difference between the clock for
96. pply Is it rated power No his question may be caused by the power Check the IPM module No ren Change the new one Yes Change the outdoor PCB About how to check the IPM module please refer to IPM protection fault 62 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 11 Loop of the station detect error Outdoor Display LED1 flash 18 times Indoor Display F11 LED flash 19 times Indoor Display F28 Method of the position of the compressor rotor can not detected normally Malfunction Detection Malfunction when the The wiring of compressor is wrong or the connection is poor Decision or the compressor is damaged Conditions Supposed m Faulty The wiring of compressor Causes m Faulty compressor B 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 1 The wiring of compressor is is supplied with power and turned incorrect or the connection is on with the remote controller the poor compressor couldnot stard up 2 The compressor is damaged At frist the compressor start up soon the compressor stopped with the LED1 IPM Module is damaged and on the outdoor PCB blinks 1Hz for 19 needs replacing times Malfunction unsolved the Malfunctions exist also The compressor is damaged replace anew one 63 Haier Dom
97. r Flow Rate m min cfm M 10 4 367 1 11 3 398 9 9 4 331 8 10 3 363 6 Type Cross Flow Fan Motor Output Fan Ww 20 upper lower Speed Steps 4 Steps and Auto Air Direction Control Horizontal Downward Air Filter Removable Washable Mildew Proof Run current rated A 0 15 Power consumption WwW 33 Power factor 96 Temperature Control Microcomputer Control Dimensions HxWxD inches 41 3 16X11 3 4X9 13 32 Packaged Dimensions HxWxD inches 44 3 8X15 1 4X13 1 2 Weight pounds 28 6 Gross Weight pounds 36 3 Operation Sound H M L dB A 50 47 45 H cooling Sound Power dB A 60 heating 7 Haier Domestic Air Conditioner Haier HSU24VHJ DB SM Specifications Outdoor Unit Casing Color White Type rotary Compressor Compressor Model SNB130FGYM2 Motor Output Ww 900 Model FV50S RefrigerantOil Charge pints 0 88 Model R410a Refrigerant Charge pounds 3 52 Air Flow Rate m min 51 7 51 7 H L cfm 1825 0 1825 0 Type Propeller Fan Motor Output VW 35 Running Current Rated A 9 5 9 1 Power Consumption Rated W 2120 1970 Power Factor 98 98 Starting Current A 27 Dimensions HxW xD inches 33 7 8X12 1 8X28 3 4 Packaged Dimensions HxW xD inches 39 3 16X16 1 2X32 1 16 Weight pounds 106 04 Gross Weight pounds 114 84 OperationSound H L dB A 60 60 Sound Power H dB A 70 70
98. r 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 queer hole in which the pipe has already existed i i 2 Pull out the cable on the front side and connect the cable d making a loop When connecting the cable before installing the indoor unit Insert the cord from the back side of the unit then pull it out on the front side Fasten the unit wire harness to the conduit holder using the lock nut Position the conduit holder to its original state using screw Unit wire Lock nut harness Conduit holder i Cut the 6 slit sear Net When connecting the cable confirm the terminal number of indoor and outdoor units carefully If wiring is not correct improper operation may occur and cause damage to the units Domestic Air Conditioner Haier Outdoor unit Indoor unit EE N 4 Ee dE 9 gt 4wire 18AWG OU Control Wiring amp ile EE r mN iis Power Wiring 6 amp HSUO9VHJ DB W Power cable gt 2wire with ground 16AWG HSU12VHJ DB W Power cable 2wire with ground 16AWG HSU18VHJ D
99. rature and over current protection features are effective and other protection features are invalid 2 Rated Middle and Minimum Capacity Operation When receiving indoor rated middle and minimum capacity operation signal outdoor unit will operate as per wind speed and frequency set by EEPROM and all the protection features are effective 5 2 6 6 Fault Display and Treatment In case outdoor unit faults the alarm indicator lamp will blink and blink frequency is 1HZ Time interval between blink cycles is 3s Alarm indicator lamp is off when there is no fault 25 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 3 Function of Main Thermistor gt e X Four way valve Compressor Note A Outdoor suction temperature sensor B Exhaust temperature sensor C Indoor heat exchange sensor Outdoor Suction Temperature Sensor The outdoor heat exchanger thermistor is used for controlling target discharge temperature The system sets a target discharge temperature according to the outdoor and indoor heat exchanger temperature and controls the electronic expansion valve opening so that the target discharge temperature can be obtained Exhaust Temperature Sensor The discharge pipe thermistor is used for controlling temperature of the discharge pipe If the temperature of discharge pipe used in place of the inner temperature of the compressor rises abnormally the operating frequency drops or the operation halts
100. reenhouse gases covered by the Kyoto Protocol A 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 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 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 mmuoou Domestic Air Conditioner Haier HSU24VHJ DB SM system configration Maintenance For Smart Use of The Air Conditioner Setting of proper room Proper temperature Cm GR Mit A pe Close doors and windows during operation During cooling operation prevent he penetration o 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 l OFF E 1 Open the Inlet Grille Prop up the inlet grille by using a small device named grille support
101. rrent of the compressor 7 R RED Y G YELLOW GREEN Remark the dotted parts are S A 2 2 E 1 i vercurrent protection for BL BLUE OR ORANGE optional for different unit single phase of the compressor 25 104 Haier Domestic Air Conditioner Haier 11 Circuit Diagrams 11 1 INDOORUNIT HSU24VHJ DB Circuit Diagrams P1 2SA1037AK R74 2K OH 45V 3 3K 1 R27 RLS4148 D31 CN2 5V E CNS 4 7uF 5ov R135 1K 5V R136 o T 4 7K 1 ing 12V R52 100K 47uF 50V qr 10K R54 R31 _1K 10K N3 R49 SS8050LT1 100uF 16V REMOTE 10K 1 EHE 100uF 16V ATK Ki R73 10K H R62 R64 10K 10K aita R66 1000 4 4 R22 1000 Tv 77 0 01uF V 5V H bavi R133 R132 10K 10K 0 1uF 51 CN22 CN21 ig ud KS OK H 2 RI311K cea SE a 3 0 1uF O tuF 4 Ls 1 AT24C02B R5F212A7SNFA R7 br R206 iK CN48 Ir l 35V 36 ing TT R40 10K 46 595 RCK R45 1000 44 595 SER Raa TK 43 595 SCK R43 Tk D R34 1K T 49 SWITCH 1l asy C36 LL Tes Pe 27 rou I di 42 Q luF RE 38 R37 iK 37 T R38 aK 46G a E17 R138 IK CU7 4
102. slightly OFF 3 weak i weak setting weak 5 1 2 4 Automatic running 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 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 5 1 3 Special functions 5 1 3 1 Powerful running Powerful running for 15 minutes The running stops or ends the powerful running after 15 minutes The mode switch ends the powerful running Enter into the silent mode normal running mode or timed switching on mode to end the powerful running 17 Haier Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control When in automatic mode there are powerful and silent functions for your choice When the main unit is in cooling mode it operates with powerful cooling or silent cooling When the main unit is in heating mode it operates with powerful heating or silent heating When the main unit is in wind sending mode there are no
103. timing and the current clock In timing mode the display panel will flash the light at fixed times Timed When this function is set operation modes on the panel display will not OFF change The timing icon will show and the operation stops when the set time comes Timed When this function is on the panel display will only display a question mark ON The unit will operate as the set mode when the time comes Timed The unit will start operating or stop according to the order of your setting ON OFF 18 Domestic Air Conditioner Haier HSU24VHJCDB Funcitions and Control 5 1 3 5 Sleeping function a After setting the sleeping function the refrigerating mode and dehumidification mode will run as per the following rules 1 hour 1 hour 6hours TCF 1 hour 1 hour 3hours 3hours s Sleep OFF t hour As shown in the above diagram after running for 1 hour under refrigerating mode and dehumidification mode the setting temperature will increase about2 T after another 1 hour it will increase about2 F again and after 6 hours it will cease after running for 1 hour under heating mode the setting temperature will decrease about4 F after another 1 hour it will decrease the about 4 F again and after 3 hours it will increase about 2 C and after other 3 hours it will cease 5 1 3 6 Trial running The indicated frequency for trial running is 58Hz wind volume is strong The trial running will last for 30 minutes and then the unit will
104. 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 Ka For Be sure to install the product securely in the installation frame mounted on a window frame u integra If the unit is not securely mounted it can fall and cause injury i units only Haier Domestic Air Conditioner Haier HSU24VHJ 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 th
105. wer ON Check output of fan motor connector Is motor power voltage DC310V Does it rotate Replace indoor unit PCB Stop fan motor NO Is motor control power voltageDC 15Vgenerat Replace indoor unit PCB Is rotation number Is rotation number commamd voltage DC1 6V command pulse generated Replace fan motor Replace indoor unit PCB Replace indoor fan motor PCB 54 Haier Domestic Air Conditioner Haier HSU24VHJ DB Service Diagnosis 7 3 3 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 component 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 NO the compressor wiring Renewedly connect the wiring Yes Check the IPM module Normal Change the IPM module Test the resistance values among Phases U V and W of compressor If the are equal and less resistanc
106. ystem e 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 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 becomeslower than temp setting 3 6 F unit will run intermittently at LOW speed regardless of FAN setting s power plug inserted e Is there a power failure Is fuse blownout Is the air filter dirty Normally it should be cleaned every 15 days Are there any obstacles before inlet and outlet s temperature set correctly 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 during cooling operation Haier 49 system configration Cautions Le 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 Spec

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