Daewoo DSB-075L Service Manual Download

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Elite SERIES (R22)

Contents

1. Features………………………………………………………………… 02

2. Specification………………………………………………………..……03

3. Dimensions…………………………………………………………..… 05

4. Refrigeration cycle diagram……………………………………………08

5. Capacity table…………………………………………………………...09

6. Wiring diagram…………………………………………………..………15

7. Electronic function………………………………………….…………...20

8. Troubleshooting……………………………………………………….…28

9. Characteristic of temp. sensor…………………………………………31

Summary of Contents for DSB-075L

Page 1: ...DSB 125L DSB 125LH DSB 185L DSB 185LH MAY 2006 Caution In this Manual some parts can be changed for improving their performance without notice in the parts list So if you need the latest parts information please refer to PPL Parts Price List in Service Information Center S M NO DSB075L001 ...

Page 2: ... R22 Contents 1 Features 02 2 Specification 03 3 Dimensions 05 4 Refrigeration cycle diagram 08 5 Capacity table 09 6 Wiring diagram 15 7 Electronic function 20 8 Troubleshooting 28 9 Characteristic of temp sensor 31 ...

Page 3: ...2 1 Features 1 1Compact design 1 2LED display ...

Page 4: ... D mm 800 340 270 800 340 270 800 340 270 800 340 270 Net Gross weight Kg 8 9 5 8 9 5 8 9 5 8 9 5 Model YDK24 6T YDK24 6T YDK24 6T YDK24 6T Brand Welling Welling Welling Welling Input W 70 70 70 70 Capacitor uF 3 3 3 3 Speed r min 850 850 850 850 m3 h 1500 1500 1800 1800 dB A 49 49 50 50 Dimension W H D mm 700X535X235 700X535X235 700X535X235 700X535X235 Packing W H D mm 815X580X325 815X580X325 815...

Page 5: ...5 375 285 1015X370X295 1015X370X295 Net Gross weight Kg 9 0 11 0 9 0 11 0 13 15 13 15 Model YDK24 6 YDK24 6 YDK36 6 YDK36 6 Brand Welling Welling WELLING WELLING Input W 85 85 96 96 Capacitor uF 2 5μF 450V 2 5μF 450V 2 5μF 450V 2 5μF 450V Speed r min 900 900 900 900 m3 h 2000 2000 1800 1800 dB A 54 54 56 56 Dimension W H D mm 780 540 250 780 540 250 780X540X250 780X540X250 Packing W H D mm 910x575...

Page 6: ...5 3 Dimensions 3 1 Indoor unit DSB 075L DSB 075LH DSB 095L DSB 095LH DSB 125L DSB 125LH ...

Page 7: ...6 DSB 185L DSB 185LH ...

Page 8: ...7 3 4 Outdoor unit DSB 075L DSB 075LH DSB 095L DSB 095LH 3 5 Outdoor unit DSB 125L DSB 125LH DSB 185L DSB 185LH ...

Page 9: ...8 4 Refrigeration cycle diagram ...

Page 10: ...2 07 Sensitive capacity kW 1 57 1 59 1 57 1 55 1 53 1 54 32ºC D 23ºC W Input kW 0 71 0 79 0 87 0 95 1 03 1 10 5 2 DSB 075LH SUMMER OUTDOOR TEMPERATURE DRY Indoor Conditions 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC Total capacity kW 2 02 1 92 1 79 1 64 1 51 1 41 Sensitive capacity kW 1 44 1 39 1 34 1 27 1 20 1 15 21ºC D 15ºC W Input kW 0 70 0 76 0 82 0 88 0 95 1 00 Total capacity kW 2 16 2 07 1 95 1 83 1 71 1...

Page 11: ...R OUTDOOR TEMPERATURE DRY Indoor Conditions 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC Total capacity kW 2 44 2 32 2 16 1 98 1 82 1 70 Sensitive capacity kW 1 68 1 63 1 56 1 48 1 40 1 34 21ºC D 15ºC W Input kW 0 87 0 95 1 02 1 09 1 17 1 24 Total capacity kW 2 62 2 50 2 36 2 20 2 07 1 94 Sensitive capacity kW 1 78 1 73 1 67 1 61 1 56 1 54 24ºC D 17ºC W Input kW 0 87 0 95 1 03 1 11 1 20 1 28 Total capacity kW 2 ...

Page 12: ...82 1 73 1 64 1 57 27ºC D 19ºC W Input kW 0 89 0 97 1 05 1 14 1 22 1 30 Total capacity kW 3 05 2 94 2 86 2 76 2 63 2 50 Sensitive capacity kW 1 83 1 85 1 84 1 81 1 78 1 79 32ºC D 23ºC W Input kW 0 88 0 98 1 07 1 17 1 27 1 37 WINTER OUTDOOR CONDITIONS Indoor Conditions 12ºC D 11ºC W 7ºC D 6ºC W 4ºC D 3ºC W 0ºC D 1ºC W 4ºC D 6ºC W 7ºC D 8ºC W Capacity kW 3 58 3 18 2 80 1 82 1 52 1 47 15ºC Input kW 1 ...

Page 13: ...sitive capacity kW 2 56 2 59 2 57 2 53 2 50 2 51 32ºC D 23ºC W Input kW 1 22 1 35 1 48 1 62 1 75 1 89 5 6 DSB 125LH SUMMER OUTDOOR TEMPERATURE DRY Indoor Conditions 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC Total capacity kW 3 38 3 21 2 99 2 75 2 52 2 35 Sensitive capacity kW 2 53 2 28 2 18 2 07 1 96 1 88 21ºC D 15ºC W Input kW 1 20 1 30 1 41 1 51 1 61 1 72 Total capacity kW 3 62 3 46 3 26 3 06 2 86 2 68 Sens...

Page 14: ...R OUTDOOR TEMPERATURE DRY Indoor Conditions 25ºC 30ºC 35ºC 40ºC 45ºC 50ºC Total capacity kW 4 69 4 45 4 15 3 81 3 50 3 27 Sensitive capacity kW 3 28 3 18 3 04 2 88 2 74 2 62 21ºC D 15ºC W Input kW 1 70 1 84 1 99 2 14 2 28 2 43 Total capacity kW 5 03 4 81 4 53 4 25 3 97 3 73 Sensitive capacity kW 3 47 3 37 3 25 3 13 3 04 3 00 24ºC D 17ºC W Input kW 1 70 1 86 2 02 2 17 2 33 2 50 Total capacity kW 5 ...

Page 15: ...55 3 38 3 20 3 06 27ºC D 19ºC W Input kW 1 73 1 90 2 05 2 22 2 38 2 54 Total capacity kW 5 68 5 57 5 49 5 30 5 06 4 81 Sensitive capacity kW 3 57 3 61 3 58 3 52 3 48 3 50 32ºC D 23ºC W Input kW 1 72 1 91 2 10 2 29 2 48 2 67 WINTER OUTDOOR CONDITIONS Indoor Conditions 12ºC D 11ºC W 7ºC D 6ºC W 4ºC D 3ºC W 0ºC D 1ºC W 4ºC D 6ºC W 7ºC D 8ºC W Capacity kW 6 92 6 15 5 44 3 52 2 94 2 83 15ºC Input kW 2 ...

Page 16: ...N4148 R34 2K Q6 9014 RY4 RELAY SPST 12V a D23 IN4148 R35 2K Q7 9014 RY5 RELAY SPST 12V a D24 IN4148 C20 333 R36 51 1W VALVE VALV E FAN_OUT FAN_OUT HEAT HEAT RY6 COMP C21 333 R37 51 1W 12V a 1 CN14 N L POWER_IN PORT LOAD_COMP N FUSE1 3 15A 250V L1 L1 FRESH FUSE2 10A LOAD_VALVE LOAD_FAN OUT LOAD_HEAT L LOAD_HEAT N 1 CN11 N 1 CN10 HEAT_L 1 CN9 HEAT_N 1 2 CN13 ZR1 10D471K C23 0 1uF 275VAC 1 2 CN15 TRA...

Page 17: ...16 6 2 Wiring diagram 6 2 1 Cooling only 6 2 1 1 DSB 075L DSB 095L DSB 125L 1 2 N Y G BLUE S RED C BLACK R BLACK COMPRESSOR CAPACITOR FAN MOTOR BLUE RED RED RED BLACK Y G INDOOR UNIT OUTDOOR UNIT ...

Page 18: ...17 6 2 1 2 DSB 185L INDOOR UNIT COMPRESSOR CAPACITOR COMPRESSOR Y G WHITE S BLUE R C OVERLOAD RELAY RED OUTDOOR UNIT CAPACITOR FAN FAN MOTOR BLUE RED BLACK Y G BLACK BLACK ...

Page 19: ...18 6 2 2 Heating cooling 6 2 2 1 DSB 075LH DSB 095LH DSB 125LH INDOOR UNIT OUTDOOR UNIT ...

Page 20: ...19 6 2 2 2 DSB 185LH INDOOR UNIT OUTDOOR UNIT RED BLACK BLUE BLACK Y G COMPRESSOR C S R WHITE BLUE COMPRESSOR CAPACITOR FAN MOTOR RED BLUE FAN CAPACITOR BLACK BLUE 4 WAY Y G OVERLOAD RELAY ...

Page 21: ... return value THDEFROST High wind defrosting temperature difference TMDEFROST Middle wind defrosting temperature difference TLDEFROST Low wind defrosting temperature difference TE1 Anti cold wind from Fan Off to Breeze temperature TE2 Anti cold wind from Breeze to Setting Fan Speed temperature TE3 Anti cold wind from Setting Fan Speed to Breeze temperature TE4 Anti cold wind from Breeze to Fan Off...

Page 22: ...de IFAN I I5MIN Off Off After 5 Minutes Current up I5MIN I I3SEC Off Off After 3 Seconds I5MIN I I3SEC Off Off After 3 Seconds IFAN I I5MIN Off Off After 5 Minutes On On Off Heating mode IRESTORE I IFAN Low speed On On Cooling mode Current down I IRESTORE On On On If compressor turns off for continuously 4 times due to current protection in 5 minutes from Compressor On the unit stops and LED displ...

Page 23: ...ger is the same as that of cooling mode 7 7 5 At dehumidifying mode the action of fans of indoor is the same as that of air only mode 7 8 Heating mode 7 8 1 Generally the 4 way valve is open in heating mode but it is closed in defrosting mode 4 way valve must delay 2 minutes compared with compressor if the compressor changed into non heating mode or turned off 4 way valve doesn t delay in dehumidi...

Page 24: ...Available for heating only 7 9 1 Defrosting condition Defrosting starts when either of the following A and B are satisfied A The compressor keeps running for 40 minutes or more B The temperature difference of evaporator and room temperature meets one of the following Temp of evaporator room temp Fan speed is high THDEFROST Fan speed is mid TMDEFROST Fan speed is low TLDEFROST Breeze Meet only if i...

Page 25: ...TS 2 Cooling 1 TA TS 2 Fan only TA TS 1 Heating air only for cooling only type 7 12 2 The indoor fan blows automatically in corresponding selected mode 7 12 3 The motion of indoor fan s blade should accord with the selected operation mode 7 12 4 One mode should be carried out for at least 15 minutes once selected If the compressor cannot start for 15 minutes reselect the operation mode according t...

Page 26: ...perature will maintain as a constant and the fan speed is kept at low speed 7 18Heating The set temperature decrease 1 per hour Two hours later the set temperature will maintain as a constant and the air circulation is kept at low speed Cold air proof function takes precedence over all 7 19 Auto The economic running function operates in accordance with selected running mode by auto mode 7 20 uto r...

Page 27: ...A 7 5A 7 5A IFAN 5 5A 5 5A 5 5A 5 5A IRESTORE 4 5A 4 5A 4 5A 4 5A IDEFROST 3 5A 3 5A TE1 28 28 TE2 32 32 TE3 30 30 TE4 26 26 TE5 4 4 4 4 TE6 10 10 10 10 TE7 60 60 TE8 53 53 TE9 50 50 ANGLCOOL 88 88 88 88 ANGLHEAT 125 125 ANGLOFF 0 0 0 0 THDEFROST 15 17 C TMDEFROST 16 18 C TLDEFROST 17 19 C ...

Page 28: ... 13 0A 13 0A IFAN 7 5A 7 5A 11 0A 11 0A IRESTORE 6 5A 6 5A 9 5A 9 5A IDEFROST 5 0A 7 5A TE1 34 34 TE2 37 36 TE3 33 30 TE4 22 20 TE5 4 4 3 3 TE6 10 10 14 14 TE7 63 60 TE8 53 52 TE9 52 50 ANGLCOOL 88 88 88 88 ANGLHEAT 125 125 ANGLOFF 0 0 0 0 THDEFROST 18 17 C TMDEFROST 19 18 C TLDEFROST 20 19 C ...

Page 29: ...ttings when the air conditioner is operational This indicator flashes after power is on and illuminates when the unit is in operation This indicator illuminates when TIMER is set ON OFF OPERATION indicator TIMER indicator TEMPERATURE indicator 5 Signal receptor 8 2 Malfunction display r Extinguish Flash at 5Hz Failure phenomenon Operation lamp Timer lamp Indoor fan speed has been out of control fo...

Page 30: ...conditioner can t be operated Check if AC220V power supply outputs to Indoor PCB Check if AC220V exists at the primary coil of transformer Indoor PCB is defective Check if AC14 5V exists at the secondary coil of transformer Take off the secondary plug of transformer and then check if AC14 5V exists at the secondary coil of transformer The transformer is defective Indoor PCB is defective Resetting ...

Page 31: ...d Timer lamp flashes EEROM error indoor PCB is defective 8 3 3 5 Operation lamp flashes Timer lamp flashes This is alarm signal when the main chip can t detect over zero signal When such failure occurs the main control board must have fault Operation lamp off and Timer lamp flashes Indoor PCB is defective Power supply fault Outdoor unit fault such as the compressor The voltage of power supply is t...

Page 32: ...3 1918 1 37 1988 26 9 5507 53 3 0707 0 35 2024 27 9 1245 54 2 959 1 33 3269 28 8 7198 55 2 8442 2 31 5635 29 8 3357 56 2 7382 3 29 9058 30 7 9708 57 2 6368 4 28 3459 31 7 6241 58 2 5397 5 26 8778 32 7 2946 59 2 4468 6 25 4954 33 6 9814 60 2 3577 7 24 1932 34 6 6835 61 2 2725 8 22 5662 35 6 4002 62 2 1907 9 21 8094 36 6 1306 63 2 1124 10 20 7184 37 5 8736 64 2 0373 11 19 6891 38 5 6296 65 1 9653 12...

Page 33: ...DAEWOO ELECTRONICS CORP 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC PRINTED DATE MAY 2006 ...

Page 34: ... LH H S S M M 1차 06 5 1 6차 2차 7차 일 일 정 정 3차 8차 4차 9차 5차 10차 제 제 판 판 인 인쇄 쇄 규 규 격 격 M ME EM MO O 0 06 6 5 5 1 1 전 전체 체신 신규 규_ _3 33 3p pa ag ge e 연 연락 락처 처 V VI IS SI IO ON N 담 담 당 당 이지혜 TEL 02 730 0660 FAX 02 730 3788 V VI IS SI IO ON N C CR RE EA AT TI IV VE E I IN NC C 서울 종로구 통의동 6번지 이룸빌딩 4층 ABOUT THIS MANUAL ABOUT THIS MANUAL ...

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