Skyworth SDVH12M-A1NB Service Manual Download Page 64

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NO.

Name

Compressor control circuit

Compressor phase current sampling circuit & PFC current sampling circuit

Power factor correction (PFC) control circuit

Master control chip circuit

DC fan electric circuit, sampling circuit

Switch power supply circuit

(0,¿OWHUFLUFXLW

Wire communication circuit

Fan and load control circuit

Summary of Contents for SDVH12M-A1NB

Page 1: ...MODEL SMVH09A 2C1A3NG SMVH12A 3C1A3NG SMVH18A 4C1A3NG SMVH24A 5C1A3NG Refrigerant R32 ...

Page 2: ...tion of Each Control Operation 22 5 Installation Manual 24 6DIHW RSHUDWLRQ RI ÀDPPDEOH UHIULJHUDQW 24 5 2 Notices for Installation 25 5 3 Installation Dimension Diagram 27 5 4 Installation Indoor Unit 28 5 5 Installation Outdoor Unit 31 5 6 Check after installation 34 5 7 Test operation 34 RQ JXUDWLRQ RI FRQQHFWLRQ SLSH 35 5 9 Pipe expanding method 36 6 Construction Views 37 6 1 Indoor Unit 37 6 2...

Page 3: ... 7URXEOHVKRRWLQJ 62 9 1 Error Code List 62 3URFHGXUH RI 7URXEOHVKRRWLQJ 65 10 Removal Procedure 82 10 1 Removal Procedure of Indoor Unit 82 10 2 Removal Procedure of Outdoor Unit 86 ...

Page 4: ...MVH09B 2A2A3NG O 220 240V 50Hz 1Ph Outdoor Unit SMVH12A 3C1A3NG KEB001Z2090 SMVH12A 3C1A3NG I SMVH12B 3A2A3NG O SMVH18A 4C1A3NG KEB001Z2080 SMVH18A 4C1A3NG I SMVH18B 4A2A3NG O SMVH24A 5C1A3NG KEB001Z2110 SMVH24A 5C1A3NG I SMVH24B 5A2A3NG O Remote Controller RA1A1 Outdoor Unit SMVH09B 2A2A3NG O SMVH12B 3A2A3NG O SMVH09A 2C1A3NG I SMVH12A 3C1A3NG I SMVH18A 4C1A3NG I SMVH24A 5C1A3NG I ...

Page 5: ...2 Summary and Features Outdoor Unit SMVH18B 4A2A3NG O SMVH24B 5A2A3NG O ...

Page 6: ...site after installation Make sure no foreign objects are left in the unit Always ensure effective grounding for the unit Incorrect handling could result inpersonal injury or death Incorrect handling may result inminor injury or damage to product or property Warning Caution Warning Caution All electric work must be performed by a licensed technician according to local regulations and the instructio...

Page 7: ...ng refrigerant with no harm to the ozonosphere The influence upon the JUHHQKRXVH HIIHFW LV DOVR ORZHU 5 KDV JRW YHU JRRG WKHUPRG QDPLF IHDWXUHV ZKLFK OHDG WR D UHDOO KLJK HQHUJ HI FLHQF 7KH XQLWV WKHUHIRUH QHHG D OHVV OOLQJ The Refrigerant WARNING Do not use means to accelerate the defrosting process or to clean other than those recommended by the manufacture Should repair be necessary contact you...

Page 8: ... 3 76 SEER 6 7 6 5 SCOP Average 4 0 4 0 Energy Class A Cooling A Average A Cooling A Average Air Flow Volume cooling SH H L SL m3 h 520 440 230 150 580 500 300 230 Dehumidifying Volume L h 0 80 1 40 Application Area m2 12 18 16 24 Indoor Unit Indoor Unit Model SMVH09A 2C1A3NG I SMVH12A 3C1A3NG I Fan Type URVV ÀRZ URVV ÀRZ Fan Diameter Length D L mm Ɏ î Ɏ î Cooling Speed SH H L SL r min 1300 1150 7...

Page 9: ...r mm Ɏ Ɏ RQGHQVHU 5RZV Q DS mm 1 1 4 2 1 4 Condenser Coil Length L D W mm 742 19 05 506 719 38 1 506 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ Pressure for the Discharge Side MPa 4 3 4 3 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ Pressure for the Suction Side MPa 2 5 2 5 0D LPXP OORZDEOH 3UHVVXUH MPa 4 3 4 3 Cooling Operation Ambient Temperature Range ć 18 52 18 52 Heating Operation Ambient Temperature Range ć 15 24 15 24...

Page 10: ...7 SEER 6 3 6 4 SCOP Average 4 0 4 0 Energy Class A Cooling A Average A Cooling A Average Air Flow Volume cooling SH H L SL m3 h 850 760 570 480 1090 930 670 560 Dehumidifying Volume L h 1 80 2 40 Application Area m2 25 36 37 54 Indoor Unit Indoor Unit Model SMVH18A 4C1A3NG I SMVH24A 5C1A3NG I Fan Type URVV ÀRZ URVV ÀRZ Fan Diameter Length D L mm Ɏ î Ɏ î Cooling Speed SH H L SL r min 1230 1130 900 ...

Page 11: ... copper Tube Condenser Pipe Diameter mm Ɏ Ɏ RQGHQVHU 5RZV Q DS mm 2 1 4 2 1 4 Condenser Coil Length L D W mm 869 38 1 572 878 38 1 660 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ Pressure for the Discharge Side MPa 4 3 4 3 3HUPLVVLEOH FHVVLYH 2SHUDWLQJ Pressure for the Suction Side MPa 2 5 2 5 0D LPXP OORZDEOH 3UHVVXUH MPa 4 3 4 3 Cooling Operation Ambient Temperature Range ć 18 52 18 52 Throttling Method Capil...

Page 12: ...oor DB20 C Indoor air flow Super High Pipe length 5m Outdoor temp C Condition Indoor DB27 C WB19 C Indoor air flow High Pipe length 5m Condition Indoor DB27 C WB19 C Indoor air flow High Pipe length 5m Condition Indoor DB20 C Indoor air flow High Pipe length 5m Heating operation ambient temperature range is 20ºC 24ºC Heating operation ambient temperature range is 15ºC 24ºC Compressor Speed rps Com...

Page 13: ...tion 5m Model Rated heating condition C DB WB Pressure of gas pipe connecting indoor and outdoor unit Inlet and outlet pipe temperature of heat H FKDQJHU Fan speed of indoor unit Outdoor fan mode rpm Indoor Outdoor P MPa T1 C T2 C Super High 09K 12K 20 7 6 2 2 2 4 70 to 35 2 to 4 880 18K 850 24K 800 3 5 Noise Curve Indoor side noise when blowing Outdoor side noise when blowing Indoor fan motor rot...

Page 14: ...n Quiet button button ON OFF button Mode button Quiet mode Clean mode ECO mode Temp display Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș Ș After connecting the power the air conditioner will make a sound Power indicator is ON After that you can operate the air conditioner by using remote controller Under on status pressing the button on the remote controller the di...

Page 15: ...ture Ɣ 6HW WHPSHUDWXUH UDQJH IURP UHPRWH FRQWUROOHU a DQ VSHHG DXWR IDQ IDQ IDQ IDQ IDQ VWHSOHVV VSHHG Auto Cool Dry Fan Heat fan1 fan2 fan3 fan4 fan5 stepless speed AUTO Note Ɣ When selecting with remote controller it s auto swing up down swing louver of air conditioner will swing up down DXWRPDWLFDOO DW WKH PD LPXP DQJOH Ɣ KHQ VHOHFWLQJ ZLWK UHPRWH FRQWUROOHU LW V WKH HG SRVLWLRQ swing Up down s...

Page 16: ...e There is no this function for the units If press this button the main unit will sound but it also runs under original status 7 EXWWRQ Press this button to turn on or turn off the health function Note This function is not available for some models 6 3 EXWWRQ Press this button to turn on or turn off the SLEEP function under cool heat dry mode Note Ɣ 7KLV IXQFWLRQ LV RII DV GHIDXOWHG DIWHU SRZHU RQ...

Page 17: ...equired time 3UHVV 7 0 5 2 WR FRQ UP LW 7KH ZRUG 2 ZLOO VWRS EOLQNLQJ icon resumes displaying Cancel TIMER OFF Under the condition that TIMER OFF is started up press TIMER OFF button to cancel it 48 7 EXWWRQ Press this button to turn on or turn off the QUIET function in cool heat auto mode Note Ɣ 3UHVV 785 2 RU 1 EXWWRQ WKH XQLW ZLOO TXLW WKLV IXQFWLRQ Ɣ 7KLV IXQFWLRQ LV QR XVH LQ IDQ PRGH RU GU P...

Page 18: ...or 3s would start or cancel the Timing defrost Timing defrost The minimum cooling temperature setting In the off mode pressing TEMP and button at the same time the LCD will display the minimum cooling temperature The default temperature is 16 C and you can adjust the temperature with or from 16 C to 31 C 3 seconds later it will return to the standby mode Q WKH RII PRGH SUHVVLQJ 7 03 DQG EXWWRQ DW ...

Page 19: ... not supported 4 5 Cellphone data will be generated in the use of 3G 4G network of mobile phone model number Andriod version 4 4 4 KTU84P MIUI 7 0 Stable 7 0 5 0 KXDCNCI Quad core 2 3GHz MIUI version CPU about phone 21 09 Available 1 6GB version 8 4 1 12H321 20 0 MGA92ZP A Carrier Model General 21 09 4 2 5 Add Air Conditioner 1 3OHDVH QG WKH RSHUDWLQJ VWHSV DQG PHWKRG DERXW GRZQORDG 33 LQ KDSWHU I...

Page 20: ...ctioners connect to the power T TIMER L C Distance 8m Enter Home Enter Home Enter Home Yes Does your air conditioning has been connected to the netword yet No Don t know 21 09 Yes No Don t know Next please long press the AC remote control about 2 seconds toward AC When hear a long and a short beep The AC enters configuration state 21 09 Next Ɣ RPSOHWH WKH IROORZLQJ VWHSV WR UHJLVWHU IRU L26 V VWHP...

Page 21: ...y Home AMS APP K DLWLQJ IRU WKH FRQ JXUDWLRQ WR VXFFHVV IWHU FRQQHFW VXFFHVVIXO LW ZLOO HQWHU WKH PDLQ LQWHUIDFH Connect ROUTERS Available Networks 21 09 Family ac04 ben Connect ROUTERS Available Networks 21 09 Family ac04 ben Connect ROUTERS 21 09 Family ac04 ben ABC space return X Ć Ĉ Available Networks Please Input the password of skyworth ac04 Cancel yes Switch Connecting Air Conditioner Netwo...

Page 22: ...0 21 RT PM2 5Wiping Mode Sleep Swing Speed Light ON đ 5TROTK 17 16 16 16 19 19 19 20 20 21 21 21 4 2 7 Operation Notice 1 Main Control Interface 3RZHU EXWWRQ Turn on off the air conditioner B Temperature zone Slide up and down to set temperature 0RGH EXWWRQ Press to set the mode such as Auto Cool Dry Fan or Heat 6ZLQJ EXWWRQ Press to switch the swing status DQ VSHHG EXWWRQ Press to switch the fan ...

Page 23: ...te the air conditioner on APP 6 APP software upgrading method Press current version in menu enter the version update and description page and choose to upgrade the APP according to the content page 7 Air Conditioner Wi Fi indication light quick blinking Blink once every 1 second 7KH L L PRGXOH LV EHLQJ FRQ JXUHG VHH SRLQW IRU PRUH GHWDLOV 8 Air Conditioner Wi Fi indication light slow blinking Blin...

Page 24: ...IXQFWLRQ L L LQGLFDWLRQ OLJKW EOLQNV V WR V DIWHU VXFFHHG WKH L L LQGLFDWLRQ OLJKW stop blinking Wi Fi indication lights will be all on ĹWhen Wi Fi module and the Internet is disconnected Wi Fi indication lights will blink once every 10s bright 10s off 0 1s When the indication light is turned off Wi Fi light gets off the Wi Fi function can still be controlled 13 What is the applicable range for Sk...

Page 25: ...perature i is equal or below 19 degree plus additional temperature it will run in heating mode and the setting temperature reach 20 degree at that time KHQ GHJUHH DGGLWLRQDO WHPSHUDWXUH HQYLURQPHQW WHPSHUDWXUH GHJUHH W ZLOO UXQ LQ DLUIDQ PRGH LI LW LV WKH UVW WLPH entering auto mode It will run in original mode if it change from cooling and heating mode If original mode is dehumidifying it will be...

Page 26: ...g mode 6 Low temperature heating Press MODE and button at the same time in heating mode it will show LA 7 Environment temperature push temperature button it will show environment temperature 5s and the setting temperature 8 Outdoor power Power on outdoor power is off 9 When unit is on except for fan mode outdoor power supply input high frequency 10 Entering off mode or fan mode outdoor power is of...

Page 27: ...irement of the nameplate It s only allowed to be operated in the rooms that meet the requirement of the nameplate Check whether the maintenance area is well ventilated The continuous ventilation status should be kept during the operation process KHFN ZKHWKHU WKHUH LV UH VRXUFH RU SRWHQWLDO UH VRXUFH LQ WKH PDLQWHQDQFH DUHD 7KH QDNHG ÀDPH LV SURKLELWHG LQ WKH PDLQWHQDQFH DUHD DQG WKH QR VPRNLQJ ZDU...

Page 28: ...cause abnormal operation wrong action mechanical malfunction or even series safety accident 3 KHQ UHIULJHUDQW QHHGV WR EH UHFRYHUHG GXULQJ UHORFDWLQJ RU UHSDLULQJ WKH XQLW EH VXUH WKDW WKH XQLW LV UXQQLQJ LQ FRROLQJ PRGH 7KHQ IXOO FORVH WKH YDOYH DW KLJK SUHVVXUH VLGH OLTXLG YDOYH ERXW VHFRQGV ODWHU IXOO FORVH WKH YDOYH DW ORZ pressure side gas valve immediately stop the unit and disconnect power ...

Page 29: ...t of reach for children and far away from animals or plants If it is unavoidable please add the fence for safety purpose 5 1 2 Installation Site of Indoor Unit 5 1 3 Installation Site of Outdoor Unit 5 1 4 Safety Precautions for Electric Appliances 1 A dedicated power supply circuit should be used in accordance with local electrical safety regulations RQ W GUDJ WKH SRZHU FRUG ZLWK H FHVVLYH IRUFH ...

Page 30: ...struction Space to the ceiling Space to the obstruction At least 30cm At least 15cm At least 15cm Space to the wall Space to the wall Space to the wall At least 30cm Space to the obstruction At least 15cm Space to the obstruction A t l e a s t 3 0 0 c m S p a c e t o t h e o b s t r u c t i o n Space to the floor At least 200cm ...

Page 31: ...ping hole on the wall slightly downward to the outdoor side with the gradient of 5 10 indoor outdoor 5 10 Ɏ Ɏ Note Ɣ 3D DWWHQWLRQ WR GXVW SUHYHQWLRQ DQG WDNH UHOHYDQW VDIHW PHDVXUHV ZKHQ RSHQLQJ the hole Ɣ 7KH SODVWLF H SDQVLRQ SDUWLFOHV DUH QRW SURYLGHG DQG VKRXOG EH ERXJKW ORFDOO Step 4 Outlet pipe 1 The pipe can be led out in the direction of right rear right or left 2 When select leading out t...

Page 32: ...nsulating pipe torque wrench open end wrench indoor pipe pipe union nut H QXW GLDPHWHU Tightening torque N m Ɏ 15 20 Ɏ 30 40 Ɏ 45 55 Ɏ 60 65 Ɏ 70 75 4 Wrap the indoor pipe and joint of connection pipe with insulating pipe and then wrap it with tape Step 6 Install drain hose 1 Connect the drain hose to the outlet pipe of indoor unit 2 Bind the joint with tape outlet pipe drain hose drain hose tape ...

Page 33: ...should be more than 3mm panel screw wiring cover Step 8 Bind up pipe 1 Bind up the connection pipe power cord and drain hose with the band 2 Reserve a certain length of drain hose and power cord for installation when binding them When binding to a certain degree separate the indoor power and then separate the drain hose 3 Bind them evenly 4 The liquid pipe and gas pipe should be bound separately a...

Page 34: ...city of 10000W 16000W H SDQVLRQ VFUHZV DUH QHHGHG Step 2 Install drain joint Only for cooling and heating unit 1 Connect the outdoor drain joint into the hole on the chassis as shown in the picture below 2 Connect the drain hose into the drain vent Step 3 Fix outdoor unit 1 Place the outdoor unit on the support L WKH IRRW KROHV RI RXWGRRU XQLW ZLWK EROWV at least 3cm above WKH WKH ÀRRU drain joint...

Page 35: ...ent reasonably and hidden possibly Min semidiameter of bending the pipe is 10cm 2 If the outdoor unit is higher than the wall hole you must set a U shaped curve in the pipe before pipe goes into the room in order to prevent rain from getting into the room Note The through wal height of drain hose shouldn t be higher than the outlet pipe hole of indoor unit The water outlet can t be placed in water...

Page 36: ...ere may be leakage 5 Remove the piezometer open the valve core of liquid valve and JDV YDOYH FRPSOHWHO ZLWK LQQHU KH DJRQ VSDQQHU 6 Tighten the screw caps of valve and refrigerant charging vent 7 Reinstall the handle 1 With leakage detector Check if there is leakage with leakage detector 2 With soap water If leakage detector is not available please use soap water for leakage detection Apply soap w...

Page 37: ...t grounded securely It may cause electric leakage RHV WKH SRZHU FRUG IROORZ WKH VSHFL FDWLRQ It may cause malfunction or damaging the parts Is there any obstruction in the air inlet and outlet W PD FDXVH LQ VXI FLHQW FRROLQJ KHDWLQJ capacity The dust and sundries caused during installation are removed It may cause malfunction or damaging the parts The gas valve and liquid valve of connection pipe ...

Page 38: ...FRQQHFWLRQ SLSH LV SURORQJHG IRU P DW WKH EDVLV RI VWDQGDUG OHQJWK RX VKRXOG DGG PO RI UHIULJHUDQW RLO for each additional 5m of connection pipe Ɣ 7KH FDOFXODWLRQ PHWKRG RI DGGLWLRQDO UHIULJHUDQW FKDUJLQJ DPRXQW RQ WKH EDVLV RI OLTXLG SLSH Additional refrigerant charging amount prolonged length of liquid pipe additional refrigerant charging amount per meter Ɣ DVLQJ RQ WKH OHQJWK RI VWDQGDUG SLSH D...

Page 39: ...pipe shaper downwards 3XW RQ VXLWDEOH LQVXODWLQJ SLSH D Put on the union nut Remove the union nut on the indoor connection pipe and outdoor valve install the union nut on the pipe union pipe pipe E Expand the port SDQG WKH SRUW ZLWK H SDQGHU H SDQGHU hard mold pipe Note A is different according to the diameter please refer to the sheet below Outer diameter mm A mm 0D Min Ɏ 1 3 0 7 Ɏ 1 6 1 0 Ɏ 1 8 ...

Page 40: ...ruction Views 6 1 Indoor Unit Unit mm W H D 50 298 122 144 542 198 884 45 45 Φ55 Φ55 85 821 184 462 175 282 123 51 45 45 100 Φ55 Φ55 09K 12K Model W mm H mm D mm 09K 821 283 200 12K 884 298 205 18K 1003 310 222 24K 1109 331 250 ...

Page 41: ...38 Con truction i 687 45 184 204 112 1003 148 51 310 Φ55 Φ55 225 197 129 178 46 331 153 687 Φ55 Φ55 1109 18K 24K Unit mm ...

Page 42: ...39 Con truction i Model SMVH18B 4A2A3NG O 890 820 372 310 598 550 338 6 2 Outdoor Unit 830 762 540 257 325 540 290 Model SMVH09B 2A2A3NG O SMVH12B 3A2A3NG O ...

Page 43: ...40 Con truction i Unit mm 960 890 396 358 700 560 368 Model SMVH24B 5A2A3NG O ...

Page 44: ...lod d i and art i t 7 Exploded Views and Parts List 7 1 Indoor Unit Model SMVH09A 2C1A3NG I 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23 24 25 26 27 29 30 31 37 38 39 40 33 34 36 35 32 17 41 28 ...

Page 45: ...tor 0 18 Wall Frame K10450006 1 19 Fan Motor Clamp Board K22020003 1 20 Fan Motor K16800001 1 21 Connction Pipe Pressed Plate K22020001 1 22 Drain Pipe K1301000101 1 23 Step Motor K17000001 1 24 Crank K61200001 1 25 Swing Louver 2 K15200005 1 26 LOH XVK K15210002 1 27 Right Side Plate K21420004 1 28 L K31000001 1 29 OHFWULFDO R RYHU 6XEDVVHPEO K10553000 1 30 Screw Cap K21830002 1 31 OHFWULFDO R VV...

Page 46: ...43 lod d i and art i t Model SMVH12A 3C1A3NG I 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 18 19 20 21 22 23 24 25 26 27 29 30 31 37 38 39 40 33 34 36 35 32 17 41 28 ...

Page 47: ... 18 Wall Frame K10450001 1 19 Fan Motor Clamp Board K22020002 1 20 Fan Motor K16800002 1 21 Connction Pipe Pressed Plate K22020001 1 22 Drain Pipe K1301000102 1 23 Step Motor K17000002 1 24 Crank K61200001 1 25 Swing Louver 2 K15200003 1 26 LOH XVK K15210002 1 27 Right Side Plate K21420001 1 28 L K31000001 1 29 OHFWULFDO R RYHU 6XEDVVHPEO K10553000 1 30 Screw Cap K21830001 1 31 OHFWULFDO R VVHPEO ...

Page 48: ...45 lod d i and art i t Model SMVH18A 4C1A3NG I 1 2 3 4 5 6 8 9 10 11 12 13 1415 16 17 19 20 21 22 23 24 25 26 27 29 32 34 35 37 38 39 40 41 28 31 36 33 42 18 6 30 ...

Page 49: ...Plasma Generator 0 19 Wall Frame K10450017 1 20 Fan Motor Clamp Board K22020004 1 21 Fan Motor K16800003 1 22 0RWRU L LQJ RDUG K61000009 1 23 Connction Pipe Pressed Plate K22020005 1 24 Motor Base K61000008 1 25 Drain Pipe K1301000103 1 26 Step Motor K17000003 1 27 Crank K61200001 1 28 LOH XVK K15210002 2 29 Right Side Plate K21420006 1 30 L R K31000001 1 31 OHFWULFDO R RYHU K20400022 1 32 OHFWULF...

Page 50: ...47 lod d i and art i t Model SMVH24A 5C1A3NG I 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 27 28 29 30 31 32 33 34 35 36 37 38 26 ...

Page 51: ...Generator 1 17 Wall Frame K10450024 1 18 Fan Motor Clamp Board K22020007 1 19 Fan Motor K16800014 1 20 Connction Pipe Pressed Plate K22020005 1 21 Drain Pipe K1301000104 1 22 Step Motor K17000003 1 23 Crank K61200001 1 24 LOH XVK K15210002 2 25 Right Side Plate K21420014 1 26 L R K31000001 1 27 OHFWULFDO R RYHU 6XEDVVHPEO K20400022 1 28 OHFWULFDO R VVHPEO K11800398 1 29 Display Board K21610033 1 3...

Page 52: ...49 lod d i and art i t 7 2 Outdoor Unit Model SMVH09B 2A2A3NG O SMVH12B 3A2A3NG O 1 2 3 4 10 19 20 35 7 9 21 8 36 37 22 27 28 29 30 31 32 33 6 34 11 23 16 18 17 38 39 5 12 13 14 15 25 24 26 ...

Page 53: ...2210002 K22210002 1 17 Right Side Panel K1060000101P K1060000101P 1 18 Big Handle Guard Board K10620001 K10620001 1 19 Stop Valve K1420000203 K1420000203 1 20 Stop Valve K1420000103 K1420000103 1 21 Valve Support K1120000201P K1120000201P 1 22 Compressor And Accessory K10001002 K10001005 1 23 Wiring K33200009 K33200009 1 24 OHFWULF R VVHPEO K39901106 K39901105 1 25 LUH L ODPS K61000003 K61000003 1...

Page 54: ...51 lod d i and art i t Model SMVH18B 4A2A3NG O 11 1 2 3 4 5 6 7 8 9 12 10 13 16 17 18 19 20 21 22 23 24 14 15 27 32 33 34 35 28 30 31 29 25 26 ...

Page 55: ...4 way valve Assembly K20305038 1 15 4 way valve Coil K3380000501 1 16 Right Side Panel K1060003201P 1 17 Big Handle K22210001 1 18 Valve Support Subassembly K11200007P 1 19 Valve Cover K21420017 1 20 Stop Valve K1420000603 1 21 Stop Valve K1420000307 1 22 Noise absorption Sponge K61410054 1 23 Compressor And Accessory K10001003 1 24 Noise absorption Sponge K61410053 1 25 Electric Heating Belt K308...

Page 56: ...53 lod d i and art i t Model SMVH24B 5A2A3NG O 2 3 5 4 6 7 8 9 10 11 12 13 15 20 21 22 24 26 27 28 29 31 33 34 35 36 37 38 39 43 14 23 25 16 1 17 30 32 18 19 40 41 42 ...

Page 57: ...0003 1 18 Big Handle Guard Board K10620003 1 19 Valve Cover K21420010 1 20 Valve Support Subassembly K1120000701P 1 21 Noise absorption Sponge K61410028 1 22 Noise absorption Sponge K61410027 1 23 Wiring K3320000901 1 24 Compressor And Accessory K10001004 1 25 Stop Valve K1420000103 1 26 Stop Valve K1420004403 1 27 OHFWULF R VVHPEO K39901110 1 28 LUH L ODPS K61000004 1 29 Insulation Gasket K606000...

Page 58: ...me COMPRESSOR 4 WAY VALVE ELECTRONIC EXPANSION VALVE PROTECTIVE EARTH Meaning of marks Indoor Unit 1 287 225 81 7 20 0 3 1 3 1 8 0 7 50 1 2 211 7 1 8 1 7 03 63 78 7 03 6 1625 5220 7 03 6 1625 63 2 1 02725 67 33 1 02725 3 3 1 9 325 725 57 3 7 0 1 2 5 7 1 8 1 1 60 57 02 8 7 7 1 2 3 60 5 8 7KHVH FLUFXLW GLDJUDPV DUH VXEMHFW WR FKDQJH ZLWKRXW QRWLFH SOHDVH UHIHU WR WKH RQH VXSSOLHG ZLWK WKH XQLW ...

Page 59: ...n 30 minutes to prevent the risk of electric shock ZDUQLQJ 7 50 1 2 COMP Model SMVH24B 5A2A3NG O 0 287 1 7 03 6 1625 1 28778 1 7 9 1 1 3 32 5 1 8 1 3 1 8 1 1 8 5 203 9 6 8 5 8 5 3 1 3 3 3 5 725 5 5 27720 7 5 203 7 5 7 03 6 1625 2875220 7 03 6 1625 867 8 8 9 5 7 03 3 1 8 1 8 1 1 20 7 7 RSWLRQDO 1 225 81 7 0 1 2 5 3 1 3 2 5 Please don t touch any electronic component or terminal when the machine is ...

Page 60: ...plasma zero wire connector 3 Power supply zero wire connector 4 AC motor connector 5 wire connector 6 AC motor feedback connector 7 8 Up and down louver motor connector 9 Left and right louver motor connector 10 WIFI 11 Sensor connector 12 Display connector 13 wire connector 14 Communication connector 15 wire connector 16 wire connector ...

Page 61: ...outer ring temperature 15 k 25 đ exhaust 50 k 25 đ 5 OFAN OFAN1 Fan interface Used to connect to external fan 6 HEAT C Compression mechanical and electrical heated interface Used to compress the mechanical and electrical heating zone 7 HEAT B Chassis electrical heating zone interface Used for chassis electrical heating zone 8 F WAY 4 way valve interface 4 way valve 9 COM Communication line Used to...

Page 62: ... current sampling circuit PFC current sampling circuit 3 Power factor correction PFC control circuit 4 Master control chip circuit 5 DC fan electric circuit sampling circuit 6 Switch power supply circuit 7 8 Wire communication circuit 9 Fan and load control circuit 1 2 3 4 5 9 6 8 7 ...

Page 63: ...HUIDFH 8VHG WR FRQQHFW YH FRUH HOHFWURQLF H SDQVLRQ YDOYH 5 OFAN OFAN1 Fan interface 8VHG WR FRQQHFW WR H WHUQDO IDQ 6 HEAT C Compression mechanical and electrical heated interface Used to compress the mechanical and electrical heating zone 7 HEAT B Chassis electrical heating zone interface Used for chassis electrical heating zone 8 F WAY 4 way valve interface 4 way valve 9 COM Communication line ...

Page 64: ...se current sampling circuit PFC current sampling circuit 3 Power factor correction PFC control circuit 4 Master control chip circuit 5 DC fan electric circuit sampling circuit 6 Switch power supply circuit 7 0 OWHU FLUFXLW 8 Wire communication circuit 9 Fan and load control circuit ...

Page 65: ...pressor need to limit the frequency or frequency reduction operation The normal limit frequency reduction function d5 IPM temp limit down Outdoor The compressor module temperature is too high compressor need to limit the frequency or frequency reduction operation The normal limit frequency reduction function E0 High discharge temp protection Outdoor See Diagram 1 See Diagram 1 E1 Overload protecti...

Page 66: ...iagram 11 See Diagram 11 L4 Select the port level abnormal error Indoor The mainboard is broken Change the mainboard L5 Indoor EEPREM error Indoor See Diagram See Diagram L6 Outdoor display communication between Indoor and Outdoor failure Outdoor See Diagram 12 See Diagram 12 LL Trial running Indoor Normal Function Normal Function P0 Outdoor EEPREM error Outdoor 1 EEPROM chip U8 loose 2 The mainbo...

Page 67: ...nboard loosened or poorly contacted 2 The sensor is broken 3 The mainboard is broken 1 Check the wiring terminal 2 Change the sensor 3 Change the mainboard U3 Outdoor mid coil temp sensor short open Outdoor 1 The wiring terminal between the temperature sensor and the mainboard loosened or poorly contacted 2 The sensor is broken 3 The mainboard is broken 1 Check the wiring terminal 2 Change the sen...

Page 68: ...m solved Problem solved N N Y Y Y Y Y Y End Outdoor motor abnormal speed Under Cooling mode Resolve rotate speed problem Outdoor abnormal intake Under Cooling mode Resolve air inlet problem Change a temp sensor The system is normal but the compressor exhaust room temperature sensor resistance value is abnormal N N N N N N Change Mainboard Diagram 1 ...

Page 69: ...on environment of unit Indoor and outdoor unit heat radiating is poor Indoor and outdoor motor work well 1 Checking the fan terminals connect well or not 2 Checking the motor of Indoor and Outdoor Unit is well or not Change the motor capacity C1 Checking the pipe temperature sensor is normal or not comparing pipe temperature sensor resistance table Checking the temperature of out pip while cooling...

Page 70: ...onnected Use ohmmeter measuring the overload protector resistance at ambient temp 1000 Ω resistance Check the electronic expansion valve coil is installed on the valve body correctly Change overload protector SAT Check the electronic expansion valve body is block or not The fault is clear Check the refrigerant situation please add refrigerant according to the technical specification when leakage h...

Page 71: ... Connected wires End Change Compressor Errors declared Change control board AP1 Over fill refrigerant The input voltage setting is normal The unit heat dissipation is bad Step out during the operation Check the outside fan motor is normal Check the fan terminals OFAN is connected Change fan motor capacity C1 Change outside fan motor Improve heat dissipation for unit such as heat exchanger clearanc...

Page 72: ...p after 3 minutes Are the wires for the connection sequence right Replace the control panel AP1 If the fault is eliminated Replace the compressor 3 minutes End compressor connected correctly Is If the fault is eliminated If the fault is eliminated Refer to the Electrical Wiring Diagram and check if the connection between AP1 and COMP is loose and if the connection order is correct Whether refriger...

Page 73: ...pressure becomes too high The connection of capacitor C2 is loose Reconnect the capacitor C2 according to Electrical Wiring Diagram Then Restart the unit Stop the unit and disconnect the power supply Wait 20 minutes or use DC voltmeter to measure the voltage between the two ends of capacitor C2 until the voltage is lower than 20V Replace the capacitor C2 Then energize and start the unit Replace th...

Page 74: ...lfunction diagnosis process Start Is there jumper cap on the mainboard Is the jumper cap inserted correctly and tightly Replace the jumper cap with the same model Assemble the jumper cap with the same model Insert the jumper cap tightly Is malfunction eliminated Is malfunction eliminated Is malfunction eliminated Replace the mainboard with the same model End Y Y Y Y Y N N N N N ...

Page 75: ...e connection of PG Turn on the unit again measure whether the output voltage on control terminal for PG motor is more than 50V within 1 min after the louvers are opened Tighten the screw reassemble the blade motor and shaft bearing rubber base sub assy to make sure there is no foreign object between them Y Y Y Y Y Y Y Y Y Y N N N N N N N N N Is malfunction eliminated Is malfunction eliminated Is m...

Page 76: ...l box is normal Check the connecting cables connected to the indoor and outdoor unit properly by the wiring diagram Check the outdoor unit communication circuit See the Troubleshooting Method Fault declared Fault declared Fault declared Problem with the communication circuit Change the indoor unit main board Change the outdoor unit main board AP1 End Start Main check points Ɣ 7HVW WKH LQGRRU DQG R...

Page 77: ...merical change Numerical change Use the Tesr 15 position to test voltage values by voltmeter Numerical change Use the Tesr 10 position to test voltage values by voltmeter Numerical change Outdoor unit communication circuit detection is normal Outdoor unit error End Outdoor unit communication circuit detection process as follows outdoor unit key test points ...

Page 78: ...s clear The fan motor and wind speed are operating normally or the fan speed is low or stop The compressor is operating normally check the noise oil leakage body temperature etc Solved the compressor abnormal operation problem Check the motor and re install motor in order to make fan motor operating normal Solved system internal blockage problem Check the system Error declared Error declared Error...

Page 79: ...r short circuit Replace it as per the wiring diagram and reconnect the wires If the fault is eliminated Remove the PFC capacitor and measure resistance between the two terminals Is the resistance around zero The capacitor is short circuited and the capacitor should be repla ced Restart the unit If the fault is eliminated Disconnect the terminals for the reactor and measure the resistance between t...

Page 80: ... unit and outdoor unit is improper Check whether the installation postion is proper according to installation requirement for air conditioner Adjust the installation position and install the rainproof and sunproof for outdoor unit Refrigerant is leaking Discharged air temperature during cooling is higher than normal discharged wind temperature Discharged air temperature during heating is lower tha...

Page 81: ...ylinder of compressor is blocked Compressor can t operate Repair or replace compressor 6 Air Conditioner is Leaking Possible Causes Discriminating Method Air conditioner Status Troubleshooting Drain pipe is blocked Water leaking from indoor unit Eliminate the foreign objects inside the drain pipe Drain pipe is broken Water leaking from drain pipe Replace drain pipe Wrapping is not tight Water leak...

Page 82: ...29 12 6 65 3 105 101 0 9801 6 66 88 30 12 07 66 2 998 102 0 9519 5 63 46 31 11 57 67 2 898 103 0 9247 4 60 23 32 11 09 68 2 797 104 0 8984 3 57 18 33 10 63 69 2 702 105 0 873 2 54 31 34 10 2 70 2 611 106 0 8484 1 51 59 35 9 779 71 2 523 107 0 8246 0 49 02 36 9 382 72 2 439 108 0 8016 1 46 8 37 9 003 73 2 358 109 0 7793 2 44 31 38 8 642 74 2 28 110 0 7577 3 42 14 39 8 297 75 2 205 111 0 7369 4 40 0...

Page 83: ...6 167 90 1 818 17 162 1 19 26 17 55 5 942 91 1 763 16 153 3 20 25 01 56 5 726 92 1 71 15 145 21 23 9 57 5 519 93 1 658 14 137 2 22 22 85 58 5 32 94 1 609 13 129 9 23 21 85 59 5 13 95 1 561 12 123 24 20 9 60 4 948 96 1 515 11 116 5 25 20 61 4 773 97 1 47 10 110 3 26 19 14 62 4 605 98 1 427 9 104 6 27 18 32 63 4 443 99 1 386 8 99 13 28 17 55 64 4 289 100 1 346 7 94 29 16 8 65 4 14 101 1 307 6 89 17 ...

Page 84: ...4 54 616 52 250 50 000 47 859 45 822 43 882 42 034 40 275 38 598 37 000 35 476 34 032 32 637 31 315 30 052 28 847 27 697 26 597 25 547 841 108 791 159 659 701 621 342 585 412 551 747 520 197 490 621 462 888 436 875 412 468 389 563 368 059 347 865 328 895 311 070 294 315 278 561 263 743 249 801 236 679 224 325 212 690 201 728 191 397 181 657 172 472 163 807 155 630 147 910 140 620 133 733 127 225 2...

Page 85: ...H GLVDVVHPEO Warning HIRUH GLVDVVHPEO 2 Remove panel and Display Board A Open the front panel B Loosen the screws of the display board with screw driver C Push the rotor shaft on both sides of the panel to make it separate from the groove Remove the panel Display board 3 Remove guide louver 5HPRYH D LDO VOHHYH RI JXLGH ORXYHU Guide louver Sleeve Procedure Note ...

Page 86: ...HQ WKH VFUHZV RI WKH HOHFWULF ER FRYHU ZLWK screw driver OHFWULF ER FRYHU 3XVK WKH OWHU LQZDUG DQG WKHQ GUDZ LW XSZDUG WR remove it Filter A Open the screw cap on the front case 5HPRYH WKH VFUHZV LQJ WKH IURQW FDVH B Remove the front case to seperate it with bottom assembly Note Procedure ...

Page 87: ...orator C Loosen the clasp at the joint of the electric ER A Remove the screws at the joint of the evaporator and rear case B Adjust slightly the pipe on the evaporator to separate the pipe with the evaporator C Remove the evaporator to separate the evaporator with rear case assy Motor press plate Remove the screw of the motor press plate and then remove the press plate OHFWULF ER Note Procedure ...

Page 88: ...al Pro ed re 5HPRYH PRWRU DQG FURVV ÀRZ EODGH 5HPRYH WKH FURVV ÀRZ EODGH DQG PRWRU B Remove the screws at the joint of the cross ÀRZ EODGH DQG WKH PRWRU Take down the motor URVV ÀRZ EODGH Motor Note Procedure ...

Page 89: ...arning HIRUH GLVDVVHPEO 2 Remove top cover Remove connection screws connecting the top cover plate with the front panel and the right side plate and then remove the top panel Top cover Screw Screw 3 Remove protective grille 5HPRYH WKH VFUHZV LQJ SURWHFWLYH JULOOH DQG WKHQ remove the protective grille Note Procedure NOTE Take SMVH09B 2A2A3NG O for example ...

Page 90: ...WLRQ VFUHZ LQJ WKH ELJ KDQGOH and then remove the handle Big handle 4 Remove grille and panel A Remove connection screws between the front grille and the front panel Then remove the front grille B Remove connection screws connecting the front panel with the chassis and the motor support and then remove the front panel Screw Grille Front panel Note Procedure ...

Page 91: ...ht side plate Remove connection screws connecting the right side plate with the valve support and the electric ER 7KHQ UHPRYH WKH ULJKW VLGH SODWH 5HPRYH HOHFWULF ER DVV 5HPRYH VFUHZV LQJ WKH HOHFWULF ER DVV loosen the wire bundle and unplug the wiring WHUPLQDOV 7KHQ OLIW WKH HOHFWULF ER WR UHPRYH LW Right side plate OHFWULF ER DVV Screw Left side plate Note Procedure ...

Page 92: ...emove tapping VFUHZV LQJ WKH PRWRU DQG OLIW WKH PRWRU support to remove it Motor support Motor 11 Remove acoustic cotton Split the acoustic cotton lock and take out 3 pcs slowly NOTE Do not damage the pipe Acoustic cotton 1 9 Remove Reactor Reactor 7DNH RII WKH HG VFUHZ DQG RX FRXOG WDNH RII the reactor Screw Screw Note Procedure Acoustic cotton 2 Acoustic cotton 3 ...

Page 93: ...ring when unsoldering wrap the gas valve with awet cloth completely to avoid damage to the valve caused by high temperature Unsolder the spot weld of 4 way valve assy compressor and condenser and then remove the 4 way valve assy When unsoldering the spot weld wrap the 4 way valve with wet cloth completely to avoid damaging the valve due to high temperature 4 way valve assy Isolation sheet Screw No...

Page 94: ...HPRYH WKH VFUHZV LQJ WKH JDV YDOYH and unsolder the welding joint between the gas valve and the air return pipe to remove the gas valve 14 Remove Expansion valve Assy 8QVROGHU WKH VSRW ZHOG RI H SDQVLRQ YDOYH assy liquid valve and condenser and then UHPRYH WKH H SDQVLRQ YDOYH DVV SDQVLRQ YDOYH VV Gas valve Compressor Note Procedure ...

Page 95: ...SHENZHEN SKYWORTH AIR CONDITIONING TECHNOLOGY CO LTD NO 12 GAOKE AVENUE BAOLONG INDUSTRIAL CITY LONGGANG DISTRICT SHENZHEN GUANGDONG CHINA Web www skyworth ac com Tel 86 755 26743958 ...

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