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Haier 1U24GS1ERA Service Manual

Other manuals for 1U24GS1ERA: Installation Manual
Manual is about: Wall mounted Type DC Inverter EK&EM-Series

Summary of 1U24GS1ERA

  • Page 1

    Service manual order no.!"##$%&$$#'$ ek&em-series model no. 1u24gs1era ©2011 (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 ...

  • Page 2

    As24gs1/2era 1u24gs1era-sm 1. Introduction............................................................................................. 1 2. List of functions...................................................................................... 6 3. Specifications.......................................

  • Page 3

    As24gs1/2era 1u24gs1era-sm 9.9 removal of outdoor panel.................................................................... 102 9.10 removal of electrcal box.................................................................... 104 9.11 removal of the side panel...........................................

  • Page 4

    Introduction domestic air conditioner 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 i...

  • Page 5

    Introduction domestic air conditioner warning do not repair the electrical components with wet hands. Working on the equipment with wet hands can cause an electrical shock. Do not clean the air conditioner by splashing water. Washing the unit with water can cause an electrical shock. Be sure to prov...

  • Page 6

    Introduction domestic air conditioner 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...

  • Page 7

    Introduction domestic air conditioner 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...

  • Page 8

    Introduction domestic air conditioner 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...

  • Page 9

    Category healthy negative ion y child lock y 3d air flow n 24hour timer y y easy clean design intelligent air y anti-mold filter y 4 fan setting y auto mode y power mode soft mode y note: y: holding functions n : no functions make your room full of an abundance natural negative ions. Functions quick...

  • Page 10: 3 Specification

    23900(7850-24900) 23200(7500-23900) 2120(600~2150) 1970(595~2000) 3.21 3.6 16.7 14.6 12.5 17.3 15.4 13.5 - - - - 0.15 0.15 0.15 0.15 33 33 33 33 50/47/45 60 7.10(2.3~7.3) 13.0 . 16.5 13.0 . 16.5 4 4 6.80(2.2~7.0) 5848(1892-6020) 7 9.5 9.1 2.6 25 10 15 20 25 10 15 20 1126x344x388 3 specification 6536...

  • Page 11

    0.50 r410a 1.60 51.7 1823.8 51.7 1823.8 52.2 48.2 60 860x308x730 995x420x815 2120 1970 9.5 9.1 60 27 35 70 70 snb130fgym2 900 fv50s 5 as24gs1/2era 1u24gs1era-sm.

  • Page 12

    As24gs1/2era 1u24gs1era-sm connector wiring diagram domestic air conditioner 9 4.Printed circuit board connector wiring diagram 4.1˖indoor unit connectors "())*+,(-./ / / / / / / / / / / / 0"12#3/2"(),-(4/0"13/5(-/678#96"$:; 1) cn26 connector for fan motor 2) cn1 connector for heat exchanger thermis...

  • Page 13

    As24gs1/2era 1u24gs1era-sm connector wiring diagram domestic air conditioner 10 0"12#3/ cn26 cn1 sw1 con1 cn11 con6 con6 con7 cn32 con2 con9 cn34 cn20

  • Page 14

    As24gs1/2era 1u24gs1era-sm connector wiring diagram domestic air conditioner 11 4.2: outdoor unit "())*+,(-./ / / / / / / / / / / / / 0"12#3/2"(),-(4/0"13 1) cn1,cn2 connector for power n and l 2) cn3 connector for ground 3) cn6 cn7 connector for terminal to indoor unit 4) cn25 connector for dc powe...

  • Page 15

    As24gs1/2era 1u24gs1era-sm connector wiring diagram domestic air conditioner 12 0"12#3/ / / / / / / / / / / / / / / / / / / / / / / / / / / / cn2 cn1 cn23 cn8 cn10 cn12 cn11 cn21 cn20 cn19 cn18 cn22 cn25 cn28 cn45 cn17 cn7 cn6 cn47 cn16 cn15 cn4 cn36 cn22.

  • Page 16

    As24gs1/2era 1u24gs1era-sm connector wiring diagram domestic air conditioner 13 0"12%3/ cn5 cn7 cn6 cn11 cn2 cn1 cn4 cn3 cn9 cn8 cn10

  • Page 17: Hi5G)+C,c()./e)B/"(),-(4/

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 14 hi5g)+c,c()./e)b/"(),-(4/ 5.1 main functions and control specification of indoor unit 5.1.1 automatic operation when the running mode is turned to automation after starting the system, the system will first determine the run...

  • Page 18

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 15 5.1.3 demoisture mode. * temperature control range: 16---30ć * temperature difference: !1ć control feature: send the demoisture signal to the outdoor system. When tr>ts+2 , the compressor will be turned on, the indoor fan wi...

  • Page 19

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 16 mode. *indoor fan control manual control: you can choose high, medium, low and automatic speed control. Automatic: when tr when ts= , medium speed. ć when tr> ts+2 , low speed. ć when the airflow speed has no delay from the ...

  • Page 20

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 17 entering ‘mute’, you can have normal operation or signal control such as timing to finish the strength operation. When the system is at the automatic option ,there is no strength/ mute function,. 5.1.6 mute operation the sys...

  • Page 21

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 18 temperature will be raised for 1 centigrade after 1 hour’s operation and will be raised for 1 centigrade 1 hour later. The system will keep this status for 6 hours and then close. 2.2 under the heating mode, after the settin...

  • Page 22

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 19 malfunction will be stored in the malfunction resume and will not be revealed. 5.1.12 high load protection control the outdoor system will be stopped if the coil temperature is above 65ć for 2 minutes. The indoor fan will be...

  • Page 23

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 20 according to the original status, the malfunction code will not be revealed or processed. Ni,-e).Fc..C()/em)(-fe4c,j?/ if the indoor system can’t receive the outdoor system for 8 minutes, the communication abnormality can be...

  • Page 24

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 21 heating signal to the outdoor system. Meanwhile, you can fix the indoor system at high speed mode, the location of the airflow directin board can be switched to the maximal position. C. Quitting condition: the fixed frequenc...

  • Page 25

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 22 58hz,88hz for one minute (the overheating protection of the outdoor unit air-blowing temperature, immediately decrease the frequency when the compressor is overflowing and releasing the pressure)ˈthen it can be operated towa...

  • Page 26

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 23 heating mode˖ k=∑ki/the number of running machines the calculation of the actual output frequency: when there is no healthy airflow: f =f-ed-*×p×k when the healthy airflow has been set: f =f-ed-*×p×k˄airflow speed˅×k˄healthy...

  • Page 27

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 24 the temperature of the outdoor air ˄ta˅ airflow speed ta 22 ̱ ć low 19 ta ć̰ ć keeping the speed 16 ta ć̰ ć medium 14 ta ć̰ ć keeping the speed ta high 5.2.3˖the control of the outdoor electronic expansion valve when startin...

  • Page 28

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 25 defrostings is 45 minutes (the time interval which is in 57 digits in eeprom can be adjusted˅ when the result of c×taˉα is in the scope of c×taˉα , the time interval between two ć defrostings is 65 minutes. "i=*k-(.,c)d/(l*-...

  • Page 29

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 26 increasing the frequency (1hz/10second) 98 increasing the frequency˄1hz/1second˅ ttc>=110ć lasts for 20 seconds. Overheating protection of air-blowing, alarm malfunction to the indoor, others don’t last. 5.2.6.2˖tc high temp...

  • Page 30

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 27 frequency of the compressor increases at the speed of no faster than 0.1hz/second. / 5.2.6.4 the protection function of ac current: during the starting process of the compressor, if the ac current is greater than 10.5a, the ...

  • Page 31

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 28 / 5.2.6.6 the frequency limitation of modification rate in the field which is controlled by high frequency, if the modification rate is not high enough, the control-driven on chip will enter into weak magnetic control, this ...

  • Page 32

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 29 5.3 value of thermistor 5.3.1 intdoor unit room sensor and pipe sensor r25ć=10kΩ±3% b25ć/50ć=3700k±3% temp.(( )) ć max.(kΩ) normal(kΩ) min.(kΩ) tolerance( ) ć -30 165.2170 147.9497 132.3678 -1.94 1.75 -29 155.5754 139.5600 1...

  • Page 33

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 30 -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...

  • Page 34

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 31 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 5.53...

  • Page 35

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 32 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 1.25...

  • Page 36

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 33 ambient sensor, defrosting sensor, pipe sensor r25 =10kΩ±3% b25 /50 =3700k±3% ć ć ć temp.( ) ć max.(kΩ) normal(kΩ) min.(kΩ) tolerance( ) ć -30 165.2170 147.9497 132.3678 -1.94 1.75 -29 155.5754 139.5600 125.0806 -1.93 1.74 -...

  • Page 37

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 34 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...

  • Page 38

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 35 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 2.61...

  • Page 39

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 36 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 0.764...

  • Page 40

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 37 -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 ...

  • Page 41

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 38 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 304.215...

  • Page 42

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 39 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...

  • Page 43

    As24gs1/2era 1u24gs1era-sm function and control domestic air conditioner 40 119 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 -...

  • Page 44

    1 as24gs1/2era 1u24gs1era-sm 6.2.1 the instruction for as24gs1era.

  • Page 45

    Outdoor unit loading of the battery 1 2 3 4 parts and functions indoor unit outlet inlet connecting piping and electrical wiring drain hose remote controller remove the battery cover; load the batteries as illustrated. 2 r-03 batteries, resetting key (cylinder); be sure that the loading is in line w...

  • Page 46

    Operation air flow direction adjustment auto cool dry fan heat 2.Select operation mode press fan button. For each press, fan speed follows: press mode button. For each press, operation mode changes as follows: remote controller: remote controller: press button every time the button is pressed, temp....

  • Page 47

    Operation sleep operation use of sleep function operation mode 1. In cool,dry mode sleep operation starts sleep operation stops sleep operation starts sleep operation stops approx.6hrs 1 hr 1 hr 1 hr 3 hrs 3 hrs rises 1 o c rises 1 o c rises 1 o c temp.Setting temp.Setting unit stop unit stop in coo...

  • Page 48

    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: blank timer on timer off timer on-off then select your d...

  • Page 49

    Indoor unit installaion driver ƽ torque wrench ƽ (17mm,22mm,26mm) nipper ƽ reamer ƽ hacksaw ƽ pipe cutter ƽ gas leakage detector or ƽ soap-and-water solution hole core drill ƽ flaring tool ƽ spanner(17,19 and 26mm) ƽ knife ƽ measuring tape ƽ necessary tools for installation power source before inser...

  • Page 50

    Indoor unit installation fix to side bar and lintel a mounting bar, which is separately sold, and then ƽ fasten the plate to the fixed mounting bar. Refer to the previous article, “ when the mounting plate is ƽ position of wall hole. Make a hole of 70 mm in diameter, slightly descending to outside t...

  • Page 51

    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, confirm the terminal number of indoor and outdoor units carefully. If wiring is not c...

  • Page 52

    Setting of proper room temperature close doors and windows during operation if the unit is not to be used for a long time, turn off the power supply main switch. Use the timer effectively use the louvers effectively do not block the air inlet or outlet proper temperature during cooling operation pre...

  • Page 53

    The power supply cord and so on. 2.Do not install in the place where there is any possibility of inflammable gas leakage around the unit. 3.Do not get the unit exposed to vapor or oil steam. Cautions please call sales/service shop for the installation. Do not attempt to install the air conditioner b...

  • Page 54: Haier Group

    Trouble shooting normal performance inspection noise is heard phenomenon cause or check points the system immediately. Smells are generated. Mist or steam are multiple check poor cooling when unit is stopped, it won't restart elapsed to protect the system. When the electric plug is pulled out and re...

  • Page 55

    52 domestic air conditioner as24gs1/2era 1u24gs1era-sm introduction outdoor unit 4 loading of the battery 1 2 3 4 indoor unit outlet inlet connecting piping and electrical wiring drain hose remote controller remove the battery cover; load the batteries as illustrated. 2 r-03 batteries, resetting key...

  • Page 56

    53 domestic air conditioner operation air flow direction adjustment press fan button. For each press, fan speed follows: remote controller: press button every time the button is pressed, temp.Setting increase 1 o c,if kept depressed, it will increase rapidly every time the button is pressed, temp.Se...

  • Page 57

    54 domestic air conditioner 4 operation sleep operation 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. 5.Set the wind speed change when sleeping operation mode 1. In cool,dry mode sleep operation starts sl...

  • Page 58

    55 domestic air conditioner 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: blank timer on timer off timer on-off then select your desired timer mode (timer ...

  • Page 59

    56 domestic air conditioner 6 indoor unit installaion driver ● torque wrench ● (17mm,22mm,26mm) nipper ● reamer ● hacksaw ● pipe cutter ● gas leakage detector or ● soap-and-water solution hole core drill ● flaring tool ● spanner(17,19 and 26mm) ● knife ● measuring tape ● necessary tools for installa...

  • Page 60

    57 domestic air conditioner 6 indoor unit installation fix to side bar and lintel a mounting bar, which is separately sold, and then ● fasten the plate to the fixed mounting bar. Refer to the previous article, “ when the mounting plate is ● position of wall hole. Make a hole of 70 mm in diameter, sli...

  • Page 61

    58 domestic air conditioner 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, confirm the terminal number of indoor and outdoor units c...

  • Page 62

    59 domestic air conditioner 6 reduced. Maintenance setting of proper room temperature close doors and windows during operation if the unit is not to be used for a long time, turn off the power supply main switch. Use the timer effectively use the louvers effectively do not block the air inlet or out...

  • Page 63

    60 domestic air conditioner the power supply cord and so on. 2.Do not install in the place where there is any possibility of inflammable gas leakage around the unit. 3.Do not get the unit exposed to vapor or oil steam. Cautions please call sales/service shop for the installation. Do not attempt to i...

  • Page 64: Haier Group

    Domestic air conditioner 61 trouble shooting normal performance inspection noise is heard phenomenon cause or check points the system immediately. Smells are generated. Mist or steam are multiple check poor cooling when unit is stopped, it won't restart elapsed to protect the system. When the electr...

  • Page 65

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 62 7 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, d...

  • Page 66

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 63 7.3.Error codes and description indoor display code indication indoor outdoor (led1 flash times) description reference page indoorand outdoor e7 15 communication fault between indoor and outdoor units page .72 e1 room temperatu...

  • Page 67

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 64 7.3.1thermistor or related abnormality (indoor unit) w)b((-/=c.L4ej/ s#: room temperature sensor failure s%: heat-exchange sensor failure 8*,a(b/(k/ / / / / / / / the temperatures detected by the thermistors are used to determi...

  • Page 68

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 65 7.4.2 indoor fan motor malfunction w)b((-/=c.L4ej/ s#n 8*,a(b/(k/ / / / / / / / the rotation speed detected by the hall ic during fan motor operation is used to determine 8e4kg)+,c()/ ///// abnormal fan motor operation/ =*,*+,c...

  • Page 69

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 66 7.3.3 ipm protection does fan rotate smoothly? No 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 i s m o ...

  • Page 70

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 67 (g,b((-/bc.L4ej/// // led1 flash 2 times: w)b((-/=c.L4ej/ / 5# / 8*,a(b/(k/ / / / / / / / ipm protection is detected by checking the compressor running condition and so on. 8e4kg)+,c()/// / /// =*,*+,c()/ 8e4kg)+,c()/ / / / / /...

  • Page 71

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 68 7.3.4 the ipm and outdoor pcb don’t communicate or related abnormality (g,b((-/bc.L4ej/// / led1 flash 4 times indoor display f3 / / / 8*,a(b/(k/ / / / / / / communication is detected by checking the ipm module and the outdoor ...

  • Page 72

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 69 7.3.5 thermistor or related abnormality(outdoor unit) 5-(.,y-*f(qc)d/,*fl*-e,g-*/.*).(-/kec4g-*/ / w)b((-/bc.L4ej? 5%# (g,b((-/bc.L4ej? Led1 flash 10 times: soaeg.,/,*fl*-e,g-*/.*).(-/kec4g-*// / w)b((-/bc.L4ej: 5%h/ (g,b((-/bc...

  • Page 73

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 70 7.3.6 overheat protection for exhaust temperature w)b((-/bc.L4ej// /// /// /// /// // 5n (g,b((-/bc.L4ej led1 flash 8 times 8*,a(b/(k/ / / / / / / / the exhaust temperature control is checked with the temperature being detected...

  • Page 74

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 71 yes no [i:i[/ / pa*/ss0 / w)b((-/=c.L4ej/ / / / / sn: ˖indoor eeprom error 5#%˖outdoor eeprom error 8*,a(b/(k/ / / / / / / / the data detected by the eeprom are used to determine mcu / 8e4kg)+,c()/ / / / / =*,*+,c()/ 8e4kg)+,c(...

  • Page 75

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 72 7.3.8 communication error between the indoor and outdoor units / w)b((-/bc.L4ej// /// /// /// // s[˗ @g,b((-:/bc.L4ej˖ led1 flash 15 times / / 8*,a(b/(k/ / / / / / / / the date received from the another unit in indoor unit-outd...

  • Page 76

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 73 ˄a˅ no yes yes check the status of led1 on the indoor mainboard. If the led1 blinks no if the voltage is of a constant value of 0v dcto5v dc yes measure the voltage between jumpers 3 and 4 of ic8 on the indoor mainboard with a ...

  • Page 77: / / / / / / / / / /

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 74 7.3.10 power supply over or under voltagve fault w)b((-/bc.L4ej// // / / / / / / / / / / / / / / / / / / / / / / / / 5#\ (g,b((-/bc.L4ej? Led1 flash 6 times 8*,a(b/(k/ / / / / / an abnormal voltage rise or fall is detected by c...

  • Page 78

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 75 7.3.11 loop of the station detect error @g,b((-/=c.L4ej/ / ]s=#//k4e.A//#9 //,cf*./ / / w)b((-/=c.L4ej/// 5##/ / ]s=#//k4e.A //#\/ /,cf*. ///w)b((-/ =c.L4ej/// 5%9/ 8*,a(b/(k/ / / / / / / / the position of the compressor rotor ...

  • Page 79

    As24gs1/2era 1u24gs1era-sm service diagnosis domestic air conditioner 76 yes 7.3.12 over-current of the compressor @g,b((-/=c.L4ej/ led1 flash 3 or 24 or 25 times 8*,a(b/(k/ / / / / / / / the current of the compressor is too high/ 8e4kg)+,c()/// / // =*,*+,c() 8e4kg)+,c()/ / / / / / when the ipm mod...

  • Page 80: 8 Installation

    Domestic air conditioner 7 7 installation installation manual of room air conditioner 8 installation as24gs1/2era 1u24gs1era-sm ce all the products are in conformity with the following european provision: - low voltage directive 73/23/eec - low voltage directive 2006/95/ec -electomagnetic compatibil...

  • Page 81

    78 domestic air conditioner installation as24gs1/2era 1u24gs1era-sm please be subject to the actual product purchased. The above indoor and outdoor units’ picture is just for your reference. F a c e d optional parts for piping non-adhesive tape adhesive tape saddle (l.S) with screws connecting elect...

  • Page 82

    7 9 domestic air conditioner installation as24gs1/2era 1u24gs1era-sm warning caution.

  • Page 83

    80 domestic air conditioner installation as24gs1/2era 1u24gs1era-sm.

  • Page 84

    Precautions for handling units for use with r410a o!Not!Use!The!E"isting!Refrigerant!#i#ing the!Old!Refrigerant!And!Refrigerator!Oil!In!The!E"isting!#i#ing contain!A!Large!Amount!Of!Chlorine$!Which!Will!Cause!The refrigerator!Oil!In!The!New!Unit!To!Deteriorate% r410a!Is!A!Highressure!Refrigerant$!An...

  • Page 85

    Before installing (relocating) the unit or performing electric work round!The!Unit" #o!Not!Connect!The!Grounding!On!The!Unit!To!Gas!$i$es%water $i$es%!Lightning!Rods%!Or!The!Grounding!Terminals!Of tele$hones"!Im$ro$er!Grounding!$resents!A!Risk!Of!Electric shock%!Smoke%!Fire%!Or!The!Noise!Caused!&'!I...

  • Page 86

    Installation as24gs1/2era 1u24gs1era-sm 83 domestic air conditioner.

  • Page 87

    Installation as24gs1/2era 1u24gs1era-sm 84 domestic air conditioner.

  • Page 89

    No wind direction air outlet cushion rubber 4.Installation dimension(unit:mm) * as24gs1/2era 1u24gs1era-sm 86 domestic air conditioner installation.

  • Page 90

    1u07bs1era 1u09bs1era 1u12bs1era 1u18fs1era 1u24gs1era 1. Outdoor unit indoor unit a b outdoor unit indoor unit a b a b outdoor unit indoor unit oil trap to bend a pipe, give the roundness as large as possible not to crush the pipe , ƽ and the bending radius should be 30 to 40 mm or longer. Connecti...

  • Page 91

    As24gs1/2era 1u24gs1era-sm 88 domestic air conditioner installation.

  • Page 92

    (e.G.1u18fs1era) as24gs1/2era 1u24gs1era-sm 89 domestic air conditioner installation.

  • Page 93

    1u07bs1era 1u09bs1era 1u12bs1era 1u18fs1era 1u24gs1era t 25a/250v. 3 2 ^ 1 ) (n ) (l ) (c 3 2 1 ) (n ) (l ) (c to indoor unit 1u07bs1era 1u09bs1era 1u12bs1era 1u18fs1era 1u24gs1era model connecting wiring power cable 3g2.5mm 2 3g4.0mm 2 3g1.5mm 2 4g0.75mm 2 4g0.75mm 2 4g0.75mm 2 n( 1 3 ) ) c( l( 2 )...

  • Page 94

    15 outdoor unit troubleshooting 2 9 15 8 12 10 5 13 19 1 18 4 11 6 25 25 25 110 haier group address:no.1 haier road,hi-tech zone,qingdao 266101 p.R.China contacts: tel +86-532-8893-6943;fax +86-532-8893-1010 website: www.Haier.Com suction temperature sensor failure when the the wiring of compressor ...

  • Page 95

    92 domestic air conditioner removal of procedure as24gs1/2era 1u24gs1era-sm 9.1 removal of front panel procedure warning be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step s t n i o p e r u d e c o r p 1. Remove the front panel. Start the removal ...

  • Page 96

    93 domestic air conditioner removal of procedure as24gs1/2era 1u24gs1era-sm 1. Lift an air filter upwards slightly and then pull it out downwards. Insert the air filters along grooves when installing. When installing, insert 2 hooks of the air filter completely. Step s t n i o p e r u d e c o r p.

  • Page 97

    94 domestic air conditioner removal of procedure as24gs1/2era 1u24gs1era-sm 9.3 removal of horizontal blade and front grill 1 release the marked four hooks. When assembling, install the front grille horizontally so as not to stuff the flap inside. When assembling, make sure the three hooks are caugh...

  • Page 98

    95 domestic air conditioner removal of procedure as24gs1/2era 1u24gs1era-sm procedure 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 blade. The horizontal blade is single. Installation procedur...

  • Page 99

    96 domestic air conditioner removal of procedure as24gs1/2era 1u24gs1era-sm 4 pull the front grille out horizontally and remove it. When assembling, install the front grille horizontally so as not to stuff the flap inside. When assembling, make sure the three hooks are caught properly. Step procedur...

  • Page 100

    97 domestic air conditioner removal of procedure as24gs1/2era 1u24gs1era-sm procedure warning be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step procedure points remove the front grille. Remove the assembly of the reduction motor. 1. Remove the dr...

  • Page 101

    98 domestic air conditioner procedure warning be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step procedure points 2 push the hooks on the back of the vertical blades and remove. Loosen the marked 1 screws 9.5 removal of vertical blade and swing mo...

  • Page 102

    Domestic air conditioner 99 procedure warning be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step procedure points remove the front grille. Discharge the static electricity from your body before touching the electric parts like signal receiver pcb....

  • Page 103

    100 domestic air conditioner procedure warning be sure to wait 10 minutes or more after turning off all power supplies before disassembling work. Step procedure points you can detach the indoor unit without removing the assembly of the outlet grille. Caution if gas leaks, repair the spot of leaking,...

  • Page 104

    101 domestic air conditioner procedure 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. 9.8 removal of fan and fan motor removal of procedure as24gs1/2era 1u24gs1era-...

  • Page 105

    102 domestic air conditioner 9.9 removal of outdoor panel step procedure points 1. Features 1 loosen the service cover screw and remove the service cover. Be careful not to fxw\rxu¿qjhue\ wkh¿qvriwkhkhdw h[fkdqjhu removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 106

    103 domestic air conditioner step procedure points 2. Remove the panels. 1 loosen the 4 screws and lift the top panel 2 loosen the screws of the panel. 3 pull and remove the front panel. Removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 107

    104 domestic air conditioner 9.10 romoval of electrcal box step procedure points 5hpryhwkh¿[lqj screws, then lift the electrical box * * * * * * * removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 108

    105 domestic air conditioner 9.11 romoval of the side panel step procedure points 1 /rrvhqwkh¿[lqj screws and remove the side panel. Removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 109

    106 domestic air conditioner step procedure points 2 remove the edfnsdqho 3 /rrvhqwkh¿[lqj screws and remove the side panel. Removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 110

    107 domestic air conditioner step procedure points 1 loosen the ¿[lqjvfuhzdqg remove the fan put the lead wire wkurxjkwkhedfn of motor when dvvhpeolqjvrdv qrwwrhqwdqjohgzlwk the propeller fan) 9.12 removal of fan and fan motor removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 111

    108 domestic air conditioner step procedure points 2 /rrvhqwkh¿[lqj screws and lift the fan motor. Removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 112

    109 domestic air conditioner step procedure points 3 5hpryhwkh¿[lqj screws, then lift the idqprwrueudfnhw removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 113

    110 domestic air conditioner step procedure points 4 5hpryhwkh¿[lqj screws, then lift the proof plate. Removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 114

    111 domestic air conditioner 135rprydorifrpsuhvvrudqgkhdwh[fkdqjhu step procedure points 1 cut down the frqhfwlqjslsh and pull out the compressor and remove the ydoxheudfnhw removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 115

    112 domestic air conditioner step procedure points 2 /rrvhqwkhpdunhg ¿[lqjvfuhzv removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 116

    113 domestic air conditioner step procedure points 3 /rrvhqwkh¿[lqj krrndqguhpryh wkhkhdwh[fkdqjhu removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 117

    114 domestic air conditioner step procedure points 4 remove the ydoyheudfnhw removal of procedure as24gs1/2era 1u24gs1era-sm.

  • Page 118

    / as24gs1/2era 1u24gs1era-sm / / / / / / / / / / / / / / tc-c)d/=ced-ef. Domestic air conditioner 115 10.Wiring diagrams 10..1. Indoor unit.

  • Page 119

    As24gs1/2era 1u24gs1era-sm domestic air conditioner 116 10.2.Outdoor unit %˖%/$&. :˖:+,7( 25˖25$1*( %/˖%/8( 5˖5(' $&1287 &1 &1 $&/287 &1 :$ 0 &1 &1ⱑ 9$/9($ &1 $&)$1 0 $&)$1 &1 3( 3 2 : ( 5 : &1 &20% &20$ 1 5 &1 &1 $&1 $&/ )86( 7$9$& &1 &1 02'8/(&20 02'8/(32:(5 7 2 , 1 ' 2 2 5 8 1 , 7 &1 &1 % %/ %/ 2...

  • Page 120

    / as24gs1/2era 1u24gs1era-sm/ / / / / / / / / / / / / / "c-+gc,/=ced-ef. Domestic air conditioner 117 11.Circuit diagrams 11.1.Indoor unit a0 1 a1 2 a2 3 vss 4 sda 5 scl 6 test 7 vcc 8 ic1 at24c02b r33 560- +5v c11 0.1uf r29 10k r30 10k scl sda eeprom r3 2k c1 0.1uf r11 2k r23 10k r10 10k +5v reset ...

  • Page 121

    / as24gs1/2era 1u24gs1era-sm/ / / / / / / / / / / / / / "c-+gc,/=ced-ef. Domestic air conditioner 118 11.2.Outdoor unit 11.2.1 control board circuit diagrams v a l v e d 1 1 v a l v e c 1 2 m o d e 3 v a l v e b 1 4 v a l v e a 1 5 r e s e t 6 x o u t 7 v s s /a v s s 8 x in 9 v c c /a v c c 1 0 s d...

  • Page 122

    / as24gs1/2era 1u24gs1era-sm/ / / / / / / / / / / / / / "c-+gc,/=ced-ef. Domestic air conditioner 119 1 cn26 p 1 cn24 n e1 680u/400v/450v e2 680u/400v/450v cx6 105/275vac r23 220k/2w led2 power 250 connector 250 connector p n 11.2.2 module board circuit diagram c 0 0 9 4 7 1 1 2 3 4 5 6 7 8 9 10 11 ...

  • Page 123

    Domestic air conditioner appendix 12 description of coding rules of unit model 120 as24gs1/2era 1u24gs1era-sm examples: as09gs1era ,it represents wall-mounted split type heat pump air conditioner cooling capacity is 9000btu/h,and the power supply is 220-240v/50hz,”s” means easy stock ,and"e" means t...

  • Page 124: Sincere Forever

    Wu hongjin zhao ni zhang fei yang bifei 86 532 88936935 the end sincere forever haier group as18gs1era 1u18fs1era-sm.