Haier H2SM-(9+12)HEK03/R2 Service Manual

Other manuals for H2SM-(9+12)HEK03/R2: Installation Manual, Operation Manual
Manual is about: ON/OFF EK-Series

Summary of H2SM-(9+12)HEK03/R2

  • Page 1

    Order no.$&9 on/off ek-series model no.H2sm-(9+12)hek03/r2 ©200 (qingdao haier air conditioner general corp.,ltd) all right reserved .Unauthorized copying and distribution is a violation of law haier group this service information is designed for experienced repair technicians only and is not design...

  • Page 2: Table of Contents

    Table of contents domestic air conditioner table of contents 1. Introduction 1 1.1 safety cautions 1 1.2 caution in repair 1 1.3 cautions regarding products after repair 2 1.4 inspection after repair 4 1.5 using icons 5 1.6 using icons list 5 2. List of functions 6 6shfl¿fdwlrqv 7 4. Printed circuit...

  • Page 3: 1. Introduction

    H2sm-(9+12)hek03/r2 introduction domestic air conditioner 1 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...

  • Page 4

    H2sm-(9+12)hek03/r2 introduction domestic air conditioner 2 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 ...

  • Page 5

    H2sm-(9+12)hek03/r2 introduction domestic air conditioner 3 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 electri...

  • Page 6

    H2sm-(9+12)hek03/r2 introduction domestic air conditioner 4 1.4 inspection after repair warning check to make sure that the power cable plug is not dirty or loose, then insert the plug into a power outlet all the way. ,iwkhsoxjkdvgxvwruorrvhfrqqhfwlrqlwfdqfdxvhdqhohfwulfdovkrfnru¿uh if the power cab...

  • Page 7

    H2sm-(9+12)hek03/r2 introduction domestic air conditioner 5 1.5 using icons ,frqvduhxvhgwrdwwudfwwkhdwwhqwlrqriwkhuhdghuwrvshfl¿flqirupdwlrq7khphdqlqjrihdfklfrqlv described in the table below: 1.6 using icons list icon type of information description note note a “note” provides information that is n...

  • Page 8: 2. List of Functions

    H2sm-(9+12)hek03/r2 list of functions domestic air conditioner 6 2. List of functions category functions h2sm-(9+12)hek03/r2) healthy negative ion make your room full of an abundance natural negative ions. N child lock avoid the child's wrong operation on the remote controller y dry function make de...

  • Page 9: 6Shfl¿fdwlrqv

    H2sm-(9+12)hek03/r2 6shfl¿fdwlrqv domestic air conditioner 7 6shfl¿fdwlrqv model h2sm-(9+12)hek03/r2 cooling heating capacity rated(min.~max.) kw 2.7/3.1/5.8 2.9/3.3/6.2 btu/h 9215/10580/19795 9897/11262/21160 kcal/h 2322/2666/4988 2494/2838/5332 mositure removal l/h 1.2/1.5/2.5 — running current(re...

  • Page 10

    H2sm-(9+12)hek03/r2 6shfl¿fdwlrqv domestic air conditioner 8 outdoor unit casing color ivory white compressor type rotary compressor model 44a203a(9k)/pa118x1c-4fz(12k) motor output w 850(9k)/970(12k) oil type nmocze-gles rb68ep(9k)/ ester oil vg74(12k) oil charge l 270/350 refrigerant model r410a c...

  • Page 11

    H2sm-(9+12)hek03/r2 connector wring diagram domestic air conditioner 9 4. Printed circuit board connector wiring diagram 4.1 indoor unit connectors connectors pcb (control pcb) 1) cn1 connector for transformer output 2) cn2 connector for power l,n wire 3) cn3 connector for transformer input 4) cn5 c...

  • Page 12

    H2sm-(9+12)hek03/r2 connector wring diagram domestic air conditioner 10 4.2 outdoor unit connectors connectors pcb (control pcb) 1) cn1 connector for outdoor temperature sensor 2) cn2 connector for outdoor pipe temperature sensor 3) cn4 connector for transformer output 4) cn5 connector for communica...

  • Page 13: 5. Funcitions and Control

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 11 5. Funcitions and control 0dlqixqfwlrqvdqgfrqwurovshfl¿fdwlrqrilqgrruxqlw note: see the list of functions for the functions applicable to different models. 5.1.1 automatic running :khqwkhuxqqlqjprghlvwxuqhgwrdxwrpdwlrqdiwhuvwduwl...

  • Page 14

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 12 state1 state2 state3 ts-1 ts ts+2 ts+2 5.1.4 indoor fan control &rrolqjuxqprgh dxwrzkhq7u•7vƒ&wkhzlqgvshhglvkljk :khq7vƒ&”7u7vwkhzlqgvshhglvphglxp when tr ts+1 , the wind speed is low. When temperature sensor is off, the fan moto...

  • Page 15

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 13 3. Cancellation of function: pressing the sleep button on the remote. Control unit for 10 times until hearing 2 sounds from the buzzer on the panel. 5.1.7 air refreshing up reception of remote control signal, negative ion generat...

  • Page 16

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 14 0dlqixqfwlrqvdqgfrqwurovshfl¿fdwlrqrirxwgrruxqlw 5.2.1 single-unit cooling operation when the single unit’s indoor unit gives a cooling signal, the corresponding outdoor compressor carries out cooling operation. During the operat...

  • Page 17

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 15 before the outdoor fan operates. When changed from cooling to heating, the compressor stands by for 3 minutes, the outdoor fan stops. :khqwkhrxwgrrudpelhqwwhpshudwxuh7”ƒ&wkhrxwgrruidquxqvdwwkhkljkvshhg7khuhlvd return difference o...

  • Page 18

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 16 immediately. It will restart 45 seconds later if the signal for the outdoor heat load disappears. Otherwise, the outdoor fan will continue to stop until the signal for the outdoor heat load disappears. The signal for heat load is...

  • Page 19

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 17 the heating compressor starts and operate continuously for 10 minutes. After the compressor has been operating for 45 minutes in total (the defrosting operation ends, or when starting in the cooling mode, the compressor totals th...

  • Page 20

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 18 conditions for ending defrosting: it will restore to the heating operation from the defrosting operation as long as any of the following conditions is met. The temperatures on both outdoor heat exchangers are above 7 degrees for ...

  • Page 21

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 19 5.3 function of main thermistor note: a:outdoor suction temperature sensor b: exhaust temperature sensor c: indoor heat-exchange sensor 2xwgrru suction temperature sensor the outdoor heat exchanger thermistor is used for controll...

  • Page 22

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 20 5.4 thermistor resistance chart 5.4.1 intdoor unit room sensor 5ƒ& .ȍ“ b25°c/50°c=4200k±3% temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ 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...

  • Page 23

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 21 temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ tolerance(°c) 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....

  • Page 24

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 22 temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ tolerance(°c) 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 3.53...

  • Page 25

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 23 temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ tolerance(°c) 120 0.8263 0.7196 0.6258 -5.36 4.71 pipe sensor 5ƒ& .ȍ“ b25°c/50°c=3700k±3% temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ tolerance(°c) -30 165.2170 147.9497 132.3678 -1.94 1.75 -29 155.5754 139....

  • Page 26

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 24 temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ tolerance(°c) 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....

  • Page 27

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 25 temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ tolerance(°c) 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 1.85...

  • Page 28

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 26 5.4.2 outdoor unit ambient sensor, a and b pipe sensor 5ƒ& .ȍ“ b25°c/50°c=3450k±1% temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ -30 58.77 60.94 63.18 -29 55.73 57.75 59.84 -28 52.87 54.75 56.70 -27 50.17 51.93 53.74 -26 47.62 49.27 50.96 -25...

  • Page 29

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 27 temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ 16 7.029 7.126 7.223 17 6.755 6.845 6.935 18 6.492 6.576 6.660 19 6.241 6.319 6.398 20 6.001 6.074 6.147 21 5.772 5.839 5.907 22 5.553 5.615 5.678 23 5.343 5.401 5.459 24 5.142 5.196 5.250 25 4.95...

  • Page 30

    H2sm-(9+12)hek03/r2 funcitions and control domestic air conditioner 28 temp.((°c)) 0d[.ȍ 1rupdo.ȍ 0lq.ȍ 69 1.089 1.116 1.144 70 1.056 1.083 1.111 71 1.025 1.051 1.078 72 0.9941 1.020 1.047 73 0.9647 0.9902 1.016 74 0.9363 0.9613 0.9869 75 0.9089 0.9334 0.9586 76 0.8824 0.9065 0.9312 77 0.8568 0.8805...

  • Page 31: 6\vwhp&rq¿jxudwlrq

    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 29 6\vwhp&rq¿jxudwlrq 6\vwhp&rq¿jxudwlrq 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...

  • Page 32

    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 30 before disposing an old air conditioner that goes out of use, please make sure it's inop- erative and safe. Unplug the air conditioner in order to avoid the risk of child entrapment. It must be noticed that air conditioner system cont...

  • Page 33

    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 31 . If the fuse of indoor unit on pc board is broken,please change it with the type of t. 3.15a/ 250v. Do not obstruct or cover the ventilation grille of the air conditoner.Do not put fingers or any other things into the inlet/outlet an...

  • Page 34

    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 32 cautions strict enforcement safety instruction installation warning please read the following safety instructions carefully prior to use. The instructions are classified into two levels, warning and caution according to the seriousnes...

  • Page 35

    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 33 cautions warning when abnormality such as burnt-small found, immediately stop the operation button and contact sales shop. Off use an exclusive power source with a circuit breaker enforcement connect power supply cord to the outlet co...

  • Page 36

    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 34 parts and functions indoor unit outdoor unit actual inlet grille may vary from the one shown in the manual according to the product purchased outlet connecting piping and electrical wiring drain hose inlet ,qohw $lu3xuli\lqj)lowhu +ru...

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 35.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 36.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 37.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 38.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 39.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 40

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 41.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 42.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 43.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 44.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 45.

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    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 46.

  • Page 49

    H2sm-(9+12)hek03/r2 6\vwhp&rq¿judwlrq domestic air conditioner 47 trouble shooting before asking for service, check the following first. Normal performance inspection noise is heard phenomenon cause or check points the system does not restart immediately. Smells are generated. Mist or steam are blow...

  • Page 50: 6Huylfh'Ldjqrvlv

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 48 6huylfh'ldjqrvlv 7.1 caution for diagnosis 7khrshudwlrqodpsÀdvkhvzkhqdq\riwkhiroorzlqjhuuruvlvghwhfwhg 1.When a protection device of the indoor or outdoor unit is activated or when the thermistor malfunctions, disabling equipment oper...

  • Page 51

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 49 7.4. Trouble shooting 7.4.1 thermistor or related abnormality (indoor unit) indoor display e1:room temperature sensor failure e2:indoor heat-exchange sensor failure method of malfunction detection the temperatures detected by the ther...

  • Page 52

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 50 7.4.2 indoor fan motor malfunction indoor display e14 method of malfunction detection the rotation speed detected by the hall ic during fan motor operation is used to determine abnormal fan motor operation malfunction decision conditi...

  • Page 53

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 51 7.4.3 outdoor ambient sensor failure indoor display f6 outdoor display method of malfunction detection the temperatures detected by the thermistors are used to determine thermistor errors malfunction decision conditions when the therm...

  • Page 54

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 52 7.4.4 communication fault between indoor and outdoor system indoor display e7 method of malfunction detection communication is detected by checking the indoor board and outdoor board malfunction decision conditions „ the outdoor pcb b...

  • Page 55

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 53 check whether the linking cable between the indoor and outdoor is not well connected reconnect the linking cable please check whether the connecting of l or n is reversed of the two units reconnect the linking wire reconnect the l and...

  • Page 56

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 54 7.4.5 outdoor unit a or b’s coin sensor failure outdoor display method of malfunction detection this type of error is detected by checking the thermistor input voltage to the microcomputer.(a thermistor error is detected by checking t...

  • Page 57

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 55 7.4.6 the indoor eeprom abnormality indoor display e4 method of malfunction detection the data detected by the eeprom are used to determine mcu malfunction decision conditions when the data of eeprom is error or the eeprom is damaged ...

  • Page 58

    H2sm-(9+12)hek03/r2 service diagnosis domestic air conditioner 56 7.4.7 the outdoor eeprom abnormality indoor display f12 outdoor display /('Àdvkwlphv method of malfunction detection the data detected by the eeprom are used to determine mcu malfunction decision conditions when the data of eeprom is ...

  • Page 59

    Installations read this manual before installation explain sufficiently the operating means to the user according to this manual. Domestic air conditioner no.0010517997 1.Driver 2.Hacksaw 3.Hole core drill 4.Spanner(17,19 and 26mm) 5.Torque wrench(17mm,22mm,26mm) 6.Pipe cutter 7.Flaring tool 8.Knife...

  • Page 60

    Fixing of outdoor unit indoor unit selection of installation place power source selection of pipe outdoor unit fix the unit to concrete or block with bolts( 10mm) and nuts firmly and horizontally. When fitting the unit to wall surface, roof or rooftop, fix a supporter surely with nails or wires in c...

  • Page 61

    Indoor unit 1.Fitting of the mounting plate and positioning of the wall hole when the mounting plate is first fixed 1.Carry out, based on the neighboring pillars or lintels, a proper leveling for the plate to be fixed against the wall, then temporarily fasten the plate with one steel nail. 2. Make s...

  • Page 62

    Domestic air conditioner indoor unit 1. Insert the drain hose into the dent of heat insulation materials of indoor unit. 2. Insert the indoor/outdoor electric cable from backside of indoor unit, and pull it out on the front side, then connect them. 3. Coat the flaring seal face with refrigerant oil ...

  • Page 63

    Indoor unit when connecting the cable after installing the indoor unit 1 . Insert from outside the room cable into left side of the wall hole , in which the pipe has already existed. 2 . Pull out the cable on the front side, and connect the cable making a loop . When connecting the cable before inst...

  • Page 64

    Outdoor unit 1.Installation of outdoor unit 2.Connection of pipes install according to to bend a pipe, give the roundness as large as possible not to crush the pipe ,and the bending radius should be 30 to 40 mm or longer. Connecting the pipe of gas side first makes working easier. The connection pip...

  • Page 65

    Outdoor unit 6.Purging method:to use vacuum pump detach the service port's cap of 3-way valve, the valve rod's cap for 2-way valve and 3-way's, connect the service port into the projection of charge hose (iow) for gaugemanifold. Then connect the projection of charge hose (center) for gaugemanifold i...

  • Page 66

    1.Cut pipe 3.Insert the flare nut 4.Flare pipe it becomes high midway. The end is immersed in water. It waves. The gap with the ground is too small less than 5cm there is the bad smell from a ditch 2.Remove burs 0~0.5mm 1.0~1.5mm 1.5~2.0mm flare tool for r410a clutch-type conventional flare tool clu...

  • Page 67: 9. Removal Procedure

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 65 9. Removal procedure 9.1 the removal procedure of indoor unit procedure warning be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. 9.1.1 removal of air filters and front panel step proce...

  • Page 68

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 66 9.1.2 removal of filter and blade step procedure points 1.Removal of filter and blade sxvkwkh¿owhudqg uhpryhwkh¿owhuv 2.Removal of the blade „ k n o c k d o w n t h e plgohgrzho¿uvwdqg then the ports. 9.1.3 removal of the front grill ...

  • Page 69

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 67 step procedure points release the marked hooks. „ when assembling,installthe front grille horizontally so as not to stuff wkhÀdslqvlgh „ when assembling,make sure the three hooks are caught properly. Pull the front grille out horizont...

  • Page 70

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 68 9.1.4 removal of drain pan step procedure points 1 loosen the marked screws. Screws 2 pull the two chips out from the frame. Chips 3 pull out the drain pan..

  • Page 71

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 69 9.1.5 removal of vertical blades and swing motor.

  • Page 72

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 70 9.1.6 removal of electrical box marked and pull the electrical control box cover out removal the marked parts flow the numbers first second third screw 3 losson the marked scres then pull the control box.

  • Page 73

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 71 9.1.7 removal of heat exchanger.

  • Page 74

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 72.

  • Page 75

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 73 9.1.8 removal of fan rotor and fan motor.

  • Page 76

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 74.

  • Page 77

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 75 9.2 the removal procedure of outdoor unit 9.2.1 removal of outdoor panel.

  • Page 78

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 76 6whs 3urfhgxuh 3rlqwv 3 remove the back guard.

  • Page 79

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 77 4 fornt.

  • Page 80

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 78 9.2.2 romoval of electrcal box step procedure points 5hpryhwkh¿[lqj screws, then lift the electrical box.

  • Page 81

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 79 9.2.3 romoval of fan 1.

  • Page 82

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 80 9.2.4 romoval of fan motor, fan motor bracket and partition step procedure points 1 5hpryhwkh¿[lqj screws, then remove the fan motor.

  • Page 83

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 81 step procedure points 2 /rrvhqwkh¿[lqj screws and lift the fan motor bracket..

  • Page 84

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 82 step procedure points 3 the partition plate has a hook on the lower side. Lift and pull the partition plate to remove. „ when assembing, ¿wwkhorzhu hook into the bottom frame..

  • Page 85

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 83 9.2.5 romoval of right side plate.

  • Page 86

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 84 9.2.6 romoval of compressor step procedure points 1 loosen the marked ¿[lqjvfuhzv 2 cut down the conecting pipe and pull out the compressor and remove the value bracket..

  • Page 87

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 85 9.2.7 romoval of right side plate 1 3xoowkh+dqgoheduiurp wkhohiwvlghsodwh 6whs 3urfhgxuh 3rlqwv.

  • Page 88

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 86 2 left side plate.

  • Page 89

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 87 9.2.8 romoval of heat exchanger 5 /rrvhqwkhil[lqjvfuhzv dqgoliwwkhvalve base 6whs 3urfhgxuh 3rlqwv.

  • Page 90

    H2sm-(9+12)hek03/r2 removal procedure domestic air conditioner 88 6 /rrvhqwkhil[lqjvfuhzv dqgoliwwkhheater exchanger 6whs 3urfhgxuh 3rlqwv.

  • Page 91: 10. Appendix

    H2sm-(9+12)hek03/r2 appendix domestic air conditioner 89 10. Appendix 10.1 piping diagrams.

  • Page 92

    H2sm-(9+12)hek03/r2 appendix domestic air conditioner 90 10.2 wiring diagrams indoor unit outdoor unit 1(n) 2(l) 3(c).

  • Page 93

    H2sm-(9+12)hek03/r2 appendix domestic air conditioner 9 1 10.3 circuit diagrams 1 2 3 4 5 6 7 8 b c d 8 7 6 5 4 3 2 1 d c b & 8) 1 3 2 ;7 0 fhqwudofrqwurolqsxw fhqwudofrqwurorxwsxw 3*ihhgedfn 5 . 1 2 =- 3 2 1 &1 %%(+$ +5v fan motor feedback & 8) +5v 5 . 5 . +5v ( 8)9 ( 8)9 1 2 3 4 &1 %%;+$ 5 . 5 . 5...

  • Page 94

    H2sm-(9+12)hek03/r2 appendix domestic air conditioner 92 outdoorunit 3 . +5 +5 9 c10 10 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10 9 c3 &1 )86( 9 =( % $ 91 7$ ( 5 ( ( 7% 7287 &1 13 . 14 . '% '% 2 1 e2 98) 15 16 e1 98) &7$ &7% vss 1 n 2 o t 3 test 4 vdd 5 p21 6 p22 7 eset 8 p20 9 p00 10 p01 11 p02 12 p03 1...

  • Page 95

    H2sm-(9+12)hek03/r2 appendix domestic air conditioner 93 10.4 description of coding rules of the unit model applicable frequency:0(50hz) applicable voltage:3(220~230v) refrigerant type:r2(r410a) -heat pump apparance of indoor unit is ek series nominal cooling capacity ( 9 000 and12000 btu/h) the str...

  • Page 96: Sincere Forever

    H2sm-(9+12)hek03/r2 the end domestic air conditioner 94 sincere forever haier group haier industrial park, no.1, haier road edited by: li junjie 266101, qingdao, china li qiyun email: hractech@haier.Com signed by: yang bifei tel: +86 532 87636960 http://www.Haier.Com approved by: wu hongjin.