Daewoo DSA-241L Service Manual Download

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Service Manual

Split System

Air Conditioner

Model: DSA-241L

AUG., 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.

: DSA241L

001

Summary of Contents for DSA-241L

Page 1: ...241L AUG 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 DSA241L001 ...

Page 2: ...ents 1 Features 02 2 Specification 03 3 Dimensions 04 4 Refrigeration cycle diagram 06 5 Capacity table 07 6 Wiring diagram 08 7 Troubleshooting 11 8 Electronic function 17 9 Characteristic of temp sensor 23 ...

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

Page 4: ... C C m m 20 R22 1450 56 60 2500 800 YDK53 6D 1080X330X225 1080 1020 960 880 1200 1120 1080 1000 2µ Welling YDK36 4C P14RE5245 Interna Welling 16 54 150 950 ø ø 10 ...

Page 5: ...4 3 Dimensions 3 1 Indoor unit DSA 241L ...

Page 6: ...5 3 2 Outdoor unit DSA 241L 12 5 ...

Page 7: ...6 4 Refrigeration cycle diagram ...

Page 8: ...kW 7 04 6 73 6 35 5 94 5 55 5 22 Sensitive capacity kW 4 89 4 75 4 58 4 41 4 28 4 23 24ºC D 17ºC W Input kW 2 30 2 52 2 75 2 98 3 21 3 44 Total capacity kW 7 54 7 40 7 00 6 45 5 87 5 37 Sensitive capacity kW 5 30 5 19 5 12 4 75 4 51 4 30 27ºC D 19ºC W Input kW 2 34 2 58 2 80 3 05 3 29 3 52 Total capacity kW 7 98 7 80 7 69 7 42 7 08 6 73 Sensitive capacity kW 5 24 5 09 5 04 4 96 4 90 4 92 32ºC D 23...

Page 9: ... 4 P00 5 P01 6 P02 7 P03 8 P04 9 VSS1 10 P05 11 P50 12 P51 13 P52 14 P53 15 AVDD 16 AVREF 17 ANI0 18 ANI1 19 ANI2 20 ANI3 21 ANI4 22 ANI5 23 AVSS 24 P10 25 P11 26 P30 27 P31 28 P32 29 P33 30 P20 31 VDD1 32 P21 33 P22 34 P23 35 P24 36 Vpp IC 37 XT2 38 XT1 39 RESET 40 X2 41 X1 42 IC4 IC_UPD789166 42PIN In_FanM In_FanL In_FanLL In_FanM In_FanL In_FanLL SDA SCL RST BUZ T1_room T2_I pipe REC STEP_I2 ST...

Page 10: ...5VAC1 5VAC2 1 2 3 CN1 TRANS_OUT P23 INTP0 1 P24 INTP1 2 P25 INTP2 3 AVDD 4 P60 AN10 5 P61 AN11 6 P62 AN12 7 P63 AN13 8 AVSS 9 P50 10 IC 19 X2 20 X1 21 VSS 22 VDD 23 P10 24 P11 25 P20 ASCK20 26 P21 TxD20 27 P22 RxD20 28 P51 11 P52 12 P53 13 P00 14 P01 15 P02 16 P03 17 RESET 18 IC2 IC UPD78F9116 LED1 R24 68K 2W D14 4007 IC3 PC817 R22 5 1K R19 2K R16 10K C8 104 5V 相序A 相序A R25 68K 2W D15 4007 IC4 PC81...

Page 11: ...N9 CN1 CN10 M SWING SWING UNIT2 CN6 CN7 CN5 Y G RED Y G WHITE BLUE FUSE 3 15A 250V FAN1 TRANS1 CAP1 XT1 RT2 RT1 TO OUTDOOR UNIT UNIT1 1 S WIRING DIAGRAM INDOOR UNIT XS2 XP2 CN8 CN11 AG CN1 CN4 CN3 UNIT1 CN5 CN8 CN6 TO INDOOR UNIT POWER SUPPLY CN10 CN11 CN2 ...

Page 12: ... room temp sensor is open circuit or short circuit X X X Temp sensor on indoor evaporator is open circuit or short circuit X X X Temp sensor on outdoor condenser is open circuit or short circuit without for cooling only models X X X Outdoor unit protects outdoor temp sensor phase order etc X X EEROM error X X Indoor unit communication err X X X r Extinguish Flash at 5Hz NOTE For cool only model th...

Page 13: ...1 0 C o Yes No Checkthe solenoid coil of reverse valve C heckthe ove r c urrent protector of c ompressor Replace the mainPCB board Recycle the refrige rant and recharge R eplace the re verse v alve Check the position and wiring of tem p sen sor all of the m If wrong the unit w ill result in current prote ction not temp C heck the soft starter mould Check th e soft starter m ould Indoor Outdoor Uni...

Page 14: ...isplay board Yes No Replace the display boa rd Yes Yes Does the unit run in Forced Co ol m ode Abnormaln oise from the indoor unit Does it happen in Fan Only mode Yes No Does it happ en with auto swing Check the swing motor Yes Check the swing lou ver Check the fa n motor No Check the cross flow fan Replace the bear Does it just happen in the beginning of coolin g or heating mode It is b ecause of...

Page 15: ...nning Compressor failure Replace the compressor if sounds coming from inner of the compressor Copper tubing Remove the cabinet and carefully rearrange tubing not to contact cabinet compressor Display board or indoor PCB failure Replace the display board If it is still false replace the PCB Battery failure Check the voltage of battery Replace batteries if the voltage is lower than 2 3V Remote contr...

Page 16: ...d replace the board if not within 10 of manufacturer s rating Replace the motor if the speed is not within 10 of manufacturer s rating but not because of the capacitor For electrical function 2 3 models Check the fan capacitor in indoor electric box for some models the capacitor is on main PCB and replace the capacitor or main PCB if not within 10 of manufacturer s rating Replace the motor if the ...

Page 17: ... will not perform Replace the reverse valve after checking the reason Water drainage failure Check the drainage pipe and repair if failure The indoor unit is incorrect installed Correct the installation if not correct Drainage pipe blocked Correct it The humidity in room is too high It s normal if the humidity in the room is over 85 Wiring failure Check wiring Correct if wrong wiring or loosen Wir...

Page 18: ...emp Indoor fan speed T 1 Low 1 T 4 Med Temp up T 5 High T 4 High 1 T 4 Med Temp down T 1 Low Anti freezing control to indoor evaporator Condition Temp Time Compressor Outdoor fan T TE6 On On Temp up T TE6 4 Minutes Off Off T TE5 On On Temp down T TE5 4 Minutes Off Off Condenser high temp protection only for heat pump Temp Condition Compressor T TE10 Off Temp up T TE10 On T TE11 Off Temp down T TE1...

Page 19: ...Indoor exchanger temp down T TE4 Off Anti cold air protection 2 when the room temp satisfy the setting temp T evaporator pipe sensor temp Indoor fan speed T TE14 2 Low speed or stop Room temp up T TE14 2 Setting speed T TE14 Setting speed Room temp down T TE14 Stop after 15 seconds Low speed Auto wind Condition T Indoor Temp Setting Temp Indoor fan speed T 2 Med speed Room temp up T 2 Low speed T ...

Page 20: ...19 the compressor still running Add up to 90 minutes 8 5 2 Conditions of defrost ending Defrosting ends when either of the following The time gets to 10 minutes T3 20 c ...

Page 21: ...perature will maintain as a constant and the air circulation is kept at low speed and the air condition will stop work after 7 hours Cold air proof function takes priority over all 8 8 Manual operation Manual operation is controlled by touching buttons and divided into force cooling and forced auto mode It transfers between these two modes by pressing the buttons the cycling order of the button pr...

Page 22: ...ensor open and break protection 8 10 3 EEPROM error protection 8 10 4 Current protection function Condition Indoor fan Compressor Outdoor fan Remark I IRESTORE On On On On On Off Heating mode IRESTORE I IFAN Low speed On On Cooling mode 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...

Page 23: ...22 Models and Parameters Model DSA 241L I3SEC 14A I5MIN 20A IFAN 22A IRESTORE IDEFROST TE1 TE2 TE3 TE4 TE5 2 C TE6 12 C TE7 TE8 TE9 ANGLCOOL 67 ANGLHEAT ANGLOFF 130 THDEFROST TMDEFROST TLDEFROST ...

Page 24: ...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 25: ...24 Exploded View Parts for Model DSA 241L 220 240V 60Hz Indoor Unit ...

Page 26: ... 2153079031 20 Indoor temp sensor 1 15021111014 2243079040 21 Evaporator temp sensor 1 10109121242 2243069051 22 Bearing holder 1 10321111008 2273079001 23 Cross flow fan assy 1 10321111009 2110029010 24 Fixing part for motor 1 10321111013 2113079045 25 Fan motor 1 13521311001 2240040720 26 Chassis 1 15021111015 2113079242 27 Installation Plate 1 10321111011 2123079017 28 Connecting pipe clamp 1 1...

Page 27: ...26 Exploded View Parts for Model DSA 241L 220 240V 60Hz Outdoor Unit ...

Page 28: ...8113804 2123549024 18 Big Handle 1 10118121817 2114550003 19 Installation plate for valves 1 10118113805 2123500018 20 Water collector 1 10118121832 2113529005 21 Capacitor Clamp 1 10112121814 2120010002 22 Compressor capacitor 1 10122123801 2240100805 23 Fan motor capacitor 1 10109121819 2240110351 24 Wire joint 1 11812113810 2230145021 25 Washer for wire joint 1 10112121817 2113500004 26 Clamp f...

Page 29: ...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 AUG 2006 ...

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