Haier HSU18VCK Service Manual Download Page 33 | Manualshive

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HSU24VCK-SM

Codes and Description

DomesticAirConditioner

31

NO

Yes

Does fan rotate

smoothly?

NO

Replace fan motor

Yes

Turn power ON and operate fan

Does it rotate?

No

Yes

Turn off power supply and disconnect fan

motor connector,then turn power

ON

Check output of fan motor connector

Is motor power voltage

DC310V gengerated?

Yes

NO

Yes

No

Yes

Stop fan motor

Is motor control power

voltageDC15Vgenerat

Is rotation number

commamd voltage

DC1

̚

6V generated?

Replace indoor unit PCB

No

Replace indoor

fan motor

Turn off power supply and

rotate fan by hand

Replace indoor
unit PCB

Replace indoor
unit PCB

Replace fan
motor

Is rotation number

command pulse

generated?

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Summary of Contents for HSU18VCK

Page 1: ...ON OFF EK Series Model No HSU24VCK Order No AC1101S008V0 2011 ...

Page 2: ...ons and control specification 10 5 2 Value of thermistor 13 6 System configuration 21 6 1 System configuration 21 6 2 Instruction 22 7 Service diagnosis 29 7 1 Problem symptoms and measures 29 7 2 Error codes and description indoor display 29 8 Capacity diagrams and curves diagrams 32 9 Installations 34 10 Wiring Diagrams 38 11 Description of coding rules of unit model 45 ...

Page 3: ...HSU24VCK SM Table of Contents ...

Page 4: ...bling 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 refri...

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

Page 6: ...fied 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 sto...

Page 7: ...ution 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 C...

Page 8: ...le but may nevertheless be valuable to the reader such as tips and tricks Caution Caution A caution is used when there is danger that the reader through incorrect manipulation may damage equipment loose data get an unexpected result or has to restart part of a procedure Warning Warning A warning is used when there is danger of personal injury Reference A reference guides the reader to other places...

Page 9: ...t H Mat Crystal Silver M L m min cfm Air Flow Rate Motor Output Fan W Speed Steps Cross Flow Fan Air Direction Control 4 Steps Auto Right Left Horizontal Downward Removable Washable Mildew Proof Air Filter A W inches inches pounds dB A dB A Microcomputer Control Run current rated Power consumption Temperature Control Dimensions WxDxH Packaged Dimensions WxDxH Weight Gross Weight Operation Sound So...

Page 10: ... 27 8 6 9 3 1950 1900 Refrigerant Air Flow Rate H L Fan cfm Motor Output Type W W A inches inches pounds dB A dB A Runing current rated Power Consumption rated Dimensions WxDxH stop valve and bottom support is not included Packaged Dimensions WxDxH Weight Gross Weight Operation Sound H Sound Power H cooling heating 60 70 111 2 102 4 42 7 8X17 5 16X36 13 16 37 5 16X13 3 8X33 1 16 HSU24VCK SM HSU24V...

Page 11: ...CN26 connector for DC fan motor 2 CN11 connector for step motor 3 CN32 2 connector for receiver display 4 CN54 connector for power line N 5 CN1 connector for ambient temp sensor and piping temp sensor 6 CN48 connector for Emergency switch 7 CH1 connector for power line L 8 CON38 connector for compressor control CN48 CN26 CH1 CN54 CON38 CN11 CN1 CN32 2 ...

Page 12: ...nge 5 1 3 Cooling run mode emperature control range 60 F 86 F temperature control precision 2 F compressor can t be controlled by temperature sensor within 2 minutes after it starts control character when Tr Ts outlet air from compressor is on and indoor fan motor run at fixed wind speed WhenTr Ts outlet air from compressor is off and when Tr Ts outlet air from compressor is on wind speed control ...

Page 13: ...in 3 minutes after shut down of compressor and gives breeze in other time State 2 When Tr Ts outlet air from compressor is unavailable and the indoor fan motor enter breeze mode 3 minutes later after after shut down of compressor State 3 When all the ranges alternate there is 1 F difference 5 1 5 Timer function You can set 24 hour timer on or timer off as required and the minum time unit is 1 minu...

Page 14: ...omatic operation mode emergency operation 5 1 7 2 If the switch is kept pressed for 5 seconds buzzer ring two times and unit enter enter test run mode 5 1 7 3 Press the switch again and then closes 5 1 7 4 Enter emergency operation from timer mode then timer is cancelled 5 1 8 Test run 5 1 8 1 The temperature sensor of inlet air doesn t work and compressor starts but subject to the limit of minute...

Page 15: ...ć 4200K 3 Temp ć Max KΩ Normal KΩ Min KΩ Tolerance ć 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 22 332 2300 297 2732 265 66...

Page 16: ... 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 ...

Page 17: ... 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 2 12 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 ...

Page 18: ...6 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 1 021...

Page 19: ...2 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...

Page 20: ... 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 6...

Page 21: ...6 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 2 73 2 54 74 1 8533 1 7064 1 5697 2 78 2 58 75 1 7974 1 6533 1 5194 2 83 2 63 76 1 7434 1 6021 1 4710 2 88 2 67 77 1 6913 1 5528 1 4243 2 92 2 71 78 1 6409 1 50...

Page 22: ...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...

Page 23: ... 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...

Page 24: ...s button to reset 21 HOUR button Operation mode AUTO FAN COOL DRY Remote controller 1 2 3 4 5 9 10 11 12 13 14 15 16 21 22 23 24 18 19 20 8 17 7 6 Control the lightening and extinguishing of the indoor LED display board 8 9 QUIET button 10 COOL button 11 AUTO button 12 FAN button 13 TIMER button 14 HEALTH button 16 LIGHT button 17 POWER ON OFF button 18 DRY button 19 TEMP button 20 SWING button 22...

Page 25: ...FAN Under the mode of auto operation air conditioner will automatically select Cool operation according to room temperature conditioner automatically adjusts the fan speed according When FAN is set to AUTO the air to room temperature In FAN operation mode the unit will not operate in COOL mode but only in FAN mode AUTO is not available in FAN mode And temp setting is disabled In FAN mode sleep ope...

Page 26: ...g so that room temperature won t be too low for your sleep The unit operaters in corresponding sleep mode adapted to the automatically selected operation mode O C 1O C if user resets POWER QUIET Operation Press button to enter additional options when cycle display to will flash And then press enter to sleep function 1 POWER Operation 2 QUIET Operation Note When you need rapid heating or cooling yo...

Page 27: ...r failure happens time setting should be reset According to the Time setting sequence of TIMER ON or TIMER OFF either Start Stop or Stop Start can be achieved 3 The cancel of the healthy airflow function TIMER OFF ON 0 5h 0 5h 0 5h 0 5h Press the button for each time setting time in the first 12 hours increased by 0 5 hour every time after 12 hours increased by 1 hour every time Press the button f...

Page 28: ... the right side of the indoor unit using vacuum cleaner or flaping them lightly otherwise its performance will be affected the cool and dry conditions For Smart Use of The Air Conditioner Replacement of Air Purifying Filter 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 o...

Page 29: ...y disconnecting Do not channel the air flow directly at people especially at infants or the aged Do not try to repair or reconstruct by yourself Do not use for the purpose of storage of food art work precise equipment breeding or cultivation CAUTION Take fresh air occasionally especially when gas appliance is running at the same time PROHIBITION STRICT ENFORCEMENT Do not operate the switch with we...

Page 30: ...start this noise is more noticeable will work for 3 minutes to protect the air conditioner immediately until 3 minutes have Cautions 3 If the fuse of indoor unit on PC board is it with the type of T 3 15A 250V outdoor broken change it with the type of T 25A 250V Do not obstruct or cover the ventilation conditoner Do not put fingers inlet outlet and swing louver Do not allow children to play with t...

Page 31: ...ent gas Large operating noise and vibrations Check the installation condition Check to make sure that the required spaces for installation specified in the Technical Guide etc are provided 7 2 Error Codes and Description indoor display Code indication indoor Description E1 Room temperature sensor failure E2 Heat exchange sensor failure E4 Indoor EEPROM error Indoor Malfunction E14 Indoor fan motor...

Page 32: ...aged NO Pull the sensor out of the mainboard 1 Measure the value of resistance Between its two jumpers 2 Measure the temperature at the room temperature sensing head Check the value of the sensor to see whether the sensor is damaged or not YES Sensor is broken replace it with new sensor The indoor PCB is broken replace with new indoor PCB NO YES whether terminal CN8 on indoor PCB contact well Pull...

Page 33: ...hen turn power ON Check output of fan motor connector Is motor power voltage DC310V gengerated Yes NO Yes No Yes Stop fan motor Is motor control power voltageDC15Vgenerat Is rotation number commamd voltage DC1 6V generated Replace indoor unit PCB No Replace indoor fan motor Turn off power supply and rotate fan by hand Replace indoor unit PCB Replace indoor unit PCB Replace fan motor Is rotation nu...

Page 34: ...60 21780 21120 20460 19140 17600 72 57 21780 21560 21120 20460 19580 18700 17380 15840 72 62 23760 23320 22660 21780 21120 20460 19140 17600 80 62 23760 23320 22660 21780 21120 20460 19140 17600 80 67 25740 25300 24640 23980 22880 22000 20900 19580 80 72 27060 26620 25960 25300 24420 23540 22660 21120 87 72 27060 26620 25960 25300 24420 23540 22660 21120 cooling temp humidity 40 Capacity temp Curv...

Page 35: ... 1482 1541 1619 1716 1794 1804 1872 2145 72 57 1404 1482 1560 1638 1697 1755 1853 2048 72 62 1482 1541 1619 1697 1794 1872 1999 2145 80 62 1482 1541 1619 1697 1794 1872 1999 2145 80 67 1560 1619 1677 1755 1853 1950 2087 2204 80 72 1619 1697 1775 1853 1950 2048 2223 2360 87 72 1619 1697 1775 1853 1950 2048 2223 2360 Power Consumption Value temperature Curves HSU24VCK Performance Curves cooling temp...

Page 36: ...e to drain easily where piping can be connected with the outdoor unit Where cold air can be spread in a room evenly Nearby a power receptacle Refer to drawings Not less affected by rain or direct sunlight and is sufﬁciently ventilated Strong enough to bear the unit where vibration and noise are not increased Please be subject to the actual product purchased the above picture is just for your refer...

Page 37: ...ront side then connect them 3 Coat the ﬂaring seal face with refrigerant oil and connect pipes Fixing the indoor unit body In order to ﬁx the body onto the mounting plate hold up the body aslant from the underside and then put it down perpendicularly 4 Connecting the indoor outdoor Electric Cable Removing the wiring cover Remove terminal cover at right bottom corner of indoor unit then take off wi...

Page 38: ...ax 25m In case the pipe length B is more than 10m the refrigerant should be charged according to 50 g m Connection 3 If the drain elbow is used please attach it as ﬁgure Note Only for heat pump unit Detach the service port s cap of 1 3 way valve the valve rod s cap for 2 way valve and 3 way s connect the service port into the projection of charge hose Iow for gaugemanifold Then connect the project...

Page 39: ...ulation to Less than 5cm conﬁrm that drainage it without fail Check Items for Test Run Put check mark in boxes Gas leak from pipe connecting Heat insulation of pipe connecting Are the connecting wirings of indoor and outdoor ﬁrmly Is the connecting wiring of indoor and outdoor ﬁrmly ﬁxed Is drainage securely carried out Is the earth line securely connected Is the indoor unit securely ﬁxed Is power...

Page 40: ...5 72 287 225 81 7 7KH SDUW DUH RSWLRQDO 5 1 1 7 9 1 86 5 21 1 1 1 5 9 5 63 1 1 1 1 0 1 21 1 5 7 25 1 02725 0 0 5 1 6 7 02725 289 5 289 5 02725 289 5 02725 5 66 1 7 02 8 8 75 9 2 7 03 1 0 175 21752 25 217 289 5 02725 25 217 9 57 9 57 0 17 7 03 6 1625 3 3 7 03 6 1625 7KH FRROLQJ RQO PRGHO KDV 127 0 QRW WKH SDUW 0 10 2 Outdoor ...

Page 41: ... select 1 2 3 4 5 1 1 2 3 4 5 6 7 8 9 10 1 12V 12V 1 2 3 4 5 1 12V up down step motor Lstep motor R step motor 8 C36 0 1UF IA B5B PH B10B PH B5B XH A B5B P H B4B XH A ⱑ 5V TO display B10B PH B3B XH A D12 RLS4148 5 5 5 5 5 5 P2_0 TRDIOA0 TRDCLK 23 P3_2 INT2 45 RESET 6 P4_5 INT0 36 P4_4 XCOUT 5 P4_3 XCIN 4 P5_4 TRCIOD 11 P2_3 TRDIOD0 20 P6_3 TXD2 41 P6_0 TREO 35 P6_5 CLK1 CLK2 39 P6_4 RXD2 40 P1_4 T...

Page 42: ...21 1 2 4 3 IC12 TLP421 VCC 47uF 50V 105ć 5 10K IDQ LQSXW 8 5 5V 1 2 3 4 5 6 7 CN26 B7B XH A 4 7uF 50V 105ć X 15 LQGRRU IDQ LX1 32mH 0 35A LB 2271 D14 1N5399 D15 1N5399 D16 1N5399 D17 1N5399 12V 5V 1000uF 35V 105ć 22 uF 25V 1 05 ć 5 10Ω 1 4W 17 SCK 4R72 5 1 5K 1 4W 10 0uF 45 0V 10 5 ć 5 33 0K 2W 5 10Ω 1 4W 5 27 Ω 1 4W 5 47 K 2 W 5 10Ω 1 4W 4 7uF 50 V 1 05 ć 10uF 25V 105ć VCC VS 0 1uF 0 1uF C3 4 7nF...

Page 43: ...948 840 340 41 HSU24VCK SM 10 4 Outdoor Unit ...

Page 44: ...42 HSU24VCK SM ...

Page 45: ...43 HSU24VCK SM 320 1147 261 948 340 840 ...

Page 46: ...44 HSU 9 CK HSU24VCK SM ...

Page 47: ...HSU24VCK SM 2 4 24000BTU h Applicable voltage V 230 208V V C K The series number C cooling only 45 ...

Page 48: ...Wu Hongjin Zhao Ni Guo Liang Yang Bifei 86 532 88936935 The end Sincere Forever Haier Group HSU24VCK SM ...

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