Daewoo DSB-070LH Service Manual
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Daewoo DSB-070LH Service Manual

Daewoo DSB-070LH Service Manual

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S/M No. : DSB070LH10_2
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 (http://svc.dwe.co.kr).

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Summary of Contents for Daewoo DSB-070LH

  • Page 1 S/M No. : DSB070LH10_2 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 (http://svc.dwe.co.kr).

  • Page 2: Table Of Contents

    Contents CONTENTS 1. Specifications......................2 2. Outline and Dimensions ..................6 3. Operation ......................12 4. Wiring Diagram.....................28 5. Refrigerant Cycle....................32 6. Control Block Diagram ..................33 7. Electric Circuit Diagram..................34 8. Trouble Shooting ....................36 9. Key Components of Electronic Circuit..............62 10. Disassembly Instructions ..................65 1) Indoor Unit ......................65 2) Outdoor Unit .....................68 3) Exploded Diagram (Indoor Unit)..............71...

  • Page 3: Specifications

    1. SPECIFICATIONS * DSB-070LH MODEL DSB-070LH ITEM Function Cooling & Heating Class Power AC 220~ 240V/ 50Hz Capacity 2,051/2,051 Btu/h 7,000/7,000 Dehumidification 0.89 Running Current 3/3.2 Electrical Power Input 676/693 Data Starting Current Type Rotary Compressor Model QB 134PL 12B Capacitor 25µF/400VAC...
  • Page 4 * DSB-091LH MODEL DSB-091LH ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 2,637/2,637 Btu/h 9,000/9,000 Dehumidification 1.15 Running Current 4.0/4.2 Electrical Power Input 910/940 Data Starting Current Type Rotary Compressor Model RBB100A001 QK 185PN13B Capacitor 30µF / 450VAC 35µF / 400VAC Indoor Unit Outdoor Unit...
  • Page 5 * DSB-121LH/122LH MODEL DSB-121LH/122LH ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 3,654/3,946 Btu/h 12,500/13,500 Dehumidification Running Current 7.0/6.5 Electrical Power Input 1,500/1,410 Data Starting Current Type Rotary Compressor Model RCB 150A001 Capacitor 35µF/ 400VAC Division Indoor Unit Outdoor Unit Type Cross flow fan...
  • Page 6 * DSB-240LH MODEL DSB-240LH ITEM Function Cooling & Heating Class Power AC 220~240V/ 50Hz Capacity 7,030 Btu/h 24,000 Dehumidification 2.67 Running Current 13.4 / 13.6 Electrical Data Power Input 2,450 / 2,500 Type Recipro Compressor Model AWG5530EXC Capacitor 45µF/ 400VAC Division Indoor Unit Outdoor Unit...

  • Page 7: Outline And Dimensions

    2. O UTLINE AND DIMENSIO NS I N D O O R U N I T * DSB -0 7 0 LH / DSB-0 9 1 LH...
  • Page 8 * DSB-1 2 1 LH / 1 2 2 LH...
  • Page 9 O U T D O O R U N I T * DSB -0 7 0 LH / DSB -0 9 1 LH / DSB -1 2 1 LH / DSB -1 2 2 LH (A fter)
  • Page 10 * DSB -1 2 1 LH / 1 2 2 LH (B efore)
  • Page 11 * DSB -2 4 0 LH...
  • Page 12 * DSB -2 4 0 LH...

  • Page 13: Operation

    3. OPERATION PARTS OF NAME AND FUNCTION * DSB-070LH/DSB-091LH Indoor Unit Deodorizing Filter Electrostatic Filter (option) (option) Air Inlet Lamp Fan Direction Remote Antibacterial (Up, Down) Controller Filter Receiver Air Outlet Power Plug REMOTE CONTROLLER Remote Controller...
  • Page 14 * DSB-121LH/122LH Indoor Unit Electrostatic Filter Air Inlet Deodorizing Filter Antibacterial Air Outlet Fan Direction Filter (Up, Down) Remote Power Plug Controller Receiver Lamp Remote Controller...
  • Page 15 * DSB-070LH/DSB-091LH Indoor Unit Display Switch Panel Remote Control Signal Receiver This place is the part to receive the signal if it receive the signal, you can hear the signal “beep. “beep. beep.” EMR. REMOCON There is a switch panel at inside of Front Panel.
  • Page 17 * DSB-240LH Indoor Unit Display Switch Panel Remote Control Signal Receiver This place is the part to receive the signal if it receive the signal, you can hear the signal “beep. “beep, beep.” REMOCON EMERGENCY EMERGENCY REMOCON There is a switch panel at inside of Timer (Yellow) Front Panel.

  • Page 18: Outdoor Unit

    * DSB-070LH/DSB-091LH/DSB-121LH/DSB-122LH(After) Outdoor Unit Air Inlet (Side Back) Connection Wire Connecting Pipe Drain Hose Air Outlet...
  • Page 19 * DSB-121LH/DSB-122LH(Before) Outdoor Unit Air Inlet (side Back) Connection Wire Drain Hose Connecting Pipe Air Outlet NOTE: How to remove Top Panel 1. Loosen the screw at left and right side. 2. Push the three parts op Front and Back sides like figure orderly. 3.
  • Page 20 * DSB-240LH Connection wire Air Inlet Drain Hose Air Outlet Connection Pipe...

  • Page 21: Remote Controller

    REMOTE CONTROLLER * DSB-070LH/DSB-091LH/DSB-121LH/DSB-122LH/DSB-240LH Name of Each Button Display AUTO Displays information pertaining to unit. ON/OFF Button Press to turn the unit on or off. TEMPERATURE Buttons Press to raise or lower FAN SPEED Button the desired temperature. Press to select the fan speed (High "...
  • Page 23 DESCRIPTION OF FUNCTIONS OFF-Timer If you set time in OFF-Timer Mode, the unit will stop at the set time. Unit ON Unit OFF SET Time HOUR ON-Timer If you set time in ON-Timer Mode, the unit will run at the set time. Unit ON Unit OFF SET Time...
  • Page 24 Fan Speed (Indoor Unit) (1) Motor speed (Super high speed, high speed, normal speed, low speed, ultra low speed). (2) Remote controller setting fan speed. (Auto, L, M, H, Natural) (3) Relation of operating mode between fan speed. (legned: X-no relation) DEHUMI- FAN ONLY COOL...

  • Page 25: Sleep Mode

    Sleep Mode (1) When you are going to sleep, select sleep switch and the unit controls the room to the desired temperature. (The unit will not operate after 4 hour) (2) For changing the temperature. +0.5°C +0.5°C –0.5°C +0.5°C –0.5°C –0.5°C HOUR HOUR...

  • Page 26: Auto Mode

    3 min. Time Delay of Compressor In normal operation, there is a time delay of three minutes between turn off and turning back on including initial power up. Auto Mode (1) In Auto Mode After the indoor fan is operated for 20 seconds in the Auto Mode the unit will operate automatically by selecting operating Mode according to the room temperature (RT: Room temperature) ROOM TEMPERATURE...
  • Page 27 Dehum idifica tion M ode Desired temperature < Room temperature Outdoor Fan, Compressor : ON Indoor Fan : Low speed > = Desired temperature Room temperature Compressor : 3 min/ON, 5 min/OFF Fan Speed : low speed < = Room temperature 18 C Compressor : OFF Fan speed : Low speed...
  • Page 28 Self-Diagnostic Function The control will contain diagnostic test to verify the integrity of the system. (1)Error Code Display Pattern ON LAMP: Blink LED BLINK PATTERN CASE NOTE Room Sensor open or Short • Continuously woorking to fix room temperature 18°C in heating mode. •...

  • Page 29: Wiring Diagram

    4. WIRING DIAGRAM * DSB-070LH/DSB-091LH/DSB-121LH/DSB-122LH PINK...
  • Page 30 * DSB -2 4 0 LH...
  • Page 31 MAIN ELECTRIC PARTS * DSB-070LH PART NAME PART CODE SPEC. QUANTITY REMARK Fan Motor 3108003800 IC-8417DWKF5A Fan Motor Capacitor 3106900300 1.0µF 400VAC Indoor Fuse 5FVLB3152L 250V 3.15A Transformer 5EPV050120 230V 50Hz Unit Stepping Motor 3108003900 GSP-24SW-061 Terminal Block 3108912301 SN-DBW-05P...
  • Page 32 * DSB-240LH PART NAME PART CODE SPEC. QUANTITY REMARK Fan Motor 3108007500 IC-9430DWKG7A Fan Motor Capacitor 3106902400 2.0uF 400VAC Indoor Fuse 5FVLB3152L 250V 3.15A Transformer 5EPV050120 230V/50Hz Unit Stepping Motor 3108007600 GSP-24RW-062 Terminal Block 3108912320 SN-DBW-062 Compressor 3100068201 AWG-5530EXC Fan Motor 3108007400 OSME986DERC 230/50 Dual Capacitor...

  • Page 33: Refrigerant Cycle

    5. REFRIGERANT CYCLE Note) If the pipe length exceeds the standard length, add 30g of refrigerant per extra meter. Model Name DSB-070LH DSB-091LH DSB-121LH/122LH DSB-240LH Contents IDØ1.78 x ODØ3.2 x 500L IDØ1.8 x ODØ3.2 x 800L IDØ1.8 x ODØ3.2 x 500L IDØ2.0 x ODØ3.2 x 600L...

  • Page 34: Control Block Diagram

    6. CONTROL BLOCK DIAGRAM * DSB-070LH/DSB-091LH/DSB-121LH/DSB-122LH/DSB-240LH Operating Mode Remote Unit on lamp Signal receiver Fan Speed Air clean lamp Emergency Timer Selection Quick lamp Flap Position Operation Timer lamp Temp. Setting ON/OFF Room air temp. SLEEP Indoor coil temp. REMOCON...

  • Page 35: Electric Circuit Diagram

    7. ELECTRIC CIRCUIT DIAGRAM ELECTRIC CIRCUIT DIAGRAM * DSB-070LH/DSB-091LH/DSB-121LH/DSB-122LH...
  • Page 36 Description 1. After the power ON/OFF button is pressed once, the relay and triac are turned ON or OFF per the remote control setpoint. – TRIAC is controlled per the fan speed selection. – RELAY is controlled per the operation mode selection. 2.

  • Page 37: Trouble Shooting

    8. TRO UBLE SHO O TING...
  • Page 38 Note 1) Neither indoor unit nor outdoor unit runs. Check the following points first. (There are following case in normal operation) a. Is the timer mode set the "timer ON". b. Is the timer mode set the "timer-OFF" and the time had passed? Neither outdoor fan nor compressor runs while indoor fan runs.
  • Page 39 Neither Indoor Unit nor Outdoor Unit Runs Confirm following statement. When the unit operate normally, Sometimes the outdoor unit and indoor unit cannot operate. Check the function select switch. Is it timer mode? The function select switch locate the sleep mode and is the setting time over? Is the setting mode DEHUMIDIFIER mode? When the unit is DEHUMIDIFIER mode while in the auto mode, the outdoor unit and indoor unit does not run.
  • Page 40 Outdoor Unit Runs but Indoor Fan Do Not Run Check rotation of indoor fan Check the Fan Motor bearing and fan Rotate indoor fan by hand Check the power P.C.B. Rating voltage Check input Voltage of Fan Motor connector at power P.C.B under 90% The circuit for triac control Rating Voltage more than 90%...
  • Page 41 Outdoor Fan and Compressor Do Not Confirm following statement. When the unit operate normally, Sometimes the outdoor unit and indoor unit cannot operate. Is the setting temperature proper? Is the unit during 3min. Time delay of compressor. During frost prevention of lndoor unit. During dehumidifier mode.
  • Page 42 Only Compressor Do not Run - Check the following at cooling mode Check the control P.C.B Rating voltage Check the voltge between the circuit for relay of indoor unit terminal less than 90% driving. Rating voltage more than 90% Check the connecting Rating voltage wire between indoor Check the voltge between...
  • Page 43 PCB DRIVING DESCRIPTION...

  • Page 44: Pcb Circuit Diagram

    PCB CIRCUIT DIAGRAM * DSB-070LH/DSB-091LH/DSB-240LH...
  • Page 46 * DSB-121LH/DSB-122LH...
  • Page 48 * DSB-070LH/DSB-091LH/DSB-240LH PART LIST(INDOOR UNIT) PART CODE PART NAME SPEC Q'TY UNIT REMARK 3105698200 BUZZER DP-2520BA CN5XD104M- C-ARRAY F5 104Z CN4XD104M- C-ARRAY F4 104Z CN3XD104M- C-ARRAY F3 104Z 3108803500 GP881206-2(250) CCXE1E104M C-CERA 104Z 25VDC CC10 CCXE1E104M C-CERA 104Z 25VDC CC11...
  • Page 49 PART CODE PART NAME SPEC Q'TY UNIT REMARK 1KA7042P-- IC RESET KIA7042P 5L 1KD65004AP IC DRIVER KID65004AP 52C1374001 COIL 130UH 3A 4850103610 RESONATOR CST8.00MTW,8MHZ 3104398102 PCB CONTROL 160.5*140*1.6T.1(42) 1TLP560J-- IC PHOTO COUPLER TLP 560J R-OPT 3104810000 RESISTOR OPTION NOTE OPTION TABLE RD-4K101J- R CARBON FILM 1/4 100 OHM J...
  • Page 50 * CONTROL PCB ASS`Y (MODEL : 082M/H,102M/H,122M/H,151L,122L/LH,181L/LH) PART CODE PART NAME SPEC Q'TY UNIT REMARK CN4XD104M- C-ARRAY F4 104Z CN3XD104M- C-ARRAY F3 104Z CCXE1E104M C-CERA 104Z 25VDC CC10 CCXE1H103M C-CERA 103Z 50VDC 122LH,181LH CC13 CDXE1H104M C-MULTI CR501B-Z5U,104Z,50V CCXE1E104M C-CERA 104Z 25VDC CCXE1H103M C-CERA 103Z 50VDC...
  • Page 51 DSB-122LH 2.87K 2.87K 28.0K 28.0K 24.3K DSB-181L, (151L) 3.65K 22.6K DSB-181LH 3.65K 3.65K 22.6K 22.6K 22.1K LOCATION DSB-070L, 091L 3.24K 24.9K DSB-070LH 3.24K 49.9K 24.9K 32.4K 24.3K DSB-091LH 3.24K 12.4K 24.9K 15.0K 24.3K DSB-240L 3.76K 36.5K DSA-240L 6.34K 7.68K DSB-240LH 5.76K...
  • Page 52 * POWER PCB ASS`Y (MODEL : 122L/LH,151L,181L/LH,082M/H,102M/H,122M/H) PART CODE PART NAME SPEC Q'TY UNIT REMARK 3105698200 BUZZER DP-2520BA CLV-B3104M C-LINE ACROSS 275V 104K(PILKOR) CLV-B3104M C-LINE ACROSS 275V 104K(PILKOR) 3108803500 GP881206-2(250) CCXE1E104M C-CERA 104Z 25VDC CCXE1E104M C-CERA 104Z 25VDC CCXE1E104M C-CERA 104Z 25VDC CCXE1H103M C-CERA...
  • Page 53 * LED PCB ASS`Y (MODEL : 070L/LH,091L/LH,052M/H) PART CODE PART NAME SPEC Q'TY UNIT REMARK CDXE1H104M C-MULTI CR501B-Z5U,104Z,50V 3108804800 WAFER SMAW250-08 HOLD 3103002700 HOLDER LED DDLS05031D DLSO-5031D(RED) DDLG05031D DLG-5031D(GRN) DDLS05031D DLSO-5031D(RED) DDLY05031D DLY-5031D(YLW) 3104398201 PCB LED 110*31*1.6T.10(288) 1TSP1838YA RECEIVER MODULE TSOP-1838YA1(HOLDER) 5S40202000 S/W PUSH...
  • Page 54 Power Supply(1) AC 220V 275V 7812 104K 7805 FUSE1 VI VO VI VO 3.15A 100µF 1000µF 470µF POWER TRANS DESCRIPTION DC Power Supply in circuit needs +12V and +5V. +12V is used for Compressor Driving Relay, Triac Driving Photo Triac, Buzzer Driving Swing, Sweep Motor. AC voltage of secondary Power Transformer is rectified by Bridge Diode, and it is filtering by Main Condensor CE1.
  • Page 55 Sensor(3) Room temperature and Evaporator temperature Sensor Input 070LH,091LH 182LH, 240LH O/C SENSOR CN10 12.7kF MICOM I/C SENSOR 12.7KF ROOM SENSOR 12.7KF DESCRIPTION Number 24, 25 of Micom is Terminal of A/D convertor Input. Room temperature and Evaporator temperature is sensing by change of Thermister Resistance, Micom is put in 5V by ratio between R10 (12.7KΩ) and R11 (12.7KΩ).
  • Page 56 Triac Driving(4) AC 220V TLP561 130µH MICOM 0.1µF 120Ohm SM3JZ47 KID 65004 TO MOTOR 1/2W DESCRIPTION Number 38 Terminal of Micom is put out Pulse Output, by way of Buffer it is driving Photo Triac is supplied Trigger Signal. Trigger Test of Triac is detected Zero Cross Part of AC input and it is triggered from Zero Cross part to Time delay part according to Fan Speed.
  • Page 57 Remote Controller(5) DESCRIPTION Signal from Remote Controller put in only Control Data Signal at Micom Terminal of Number 33, which is gotten fid of Carrier (38KHz) from Receive Module. Signal Wave repeat third as following Fig 5-1. But in Secondary Wave Custom Code is Reversed Face. 4.5ms 16bit 24bit...
  • Page 58 Micom Power Supply(7) VDD 42 CC11 10 F MICOM 8MHz CC13 DESCRIPTION MICOM Power is supplied 5V at Number 42 using VDD, Number 19, 20 Vsing Oscillator, CC13 is noise filter.
  • Page 59 Reset(8) MICOM 5.6K 7042P 10.3 4.7uF/50V DESCRIPTION Voltage less than about 0.8V put in Micom Terminal of Number 18 and then Micom reset. Reset IC detect Power ON and Voltage less than 4.25V, and then send Reset Signal. Vcc (+5V) 4.25V DELAY TIME FOR POWER ON...
  • Page 60 Function Selecting(9) F3 104Z 4A 103J MILD/HIGH HEAT/COOL MICOM F5 104Z 103J heat/low cool/low model heat/high cool/high monitoring DESCRIPTION Selecting function is as following table 9-1. * When power source is put at fist, Funtion selection input is recognized. And when the unit is running the microcomputer ignore variation of funtion selection input. MILD –...
  • Page 61 Zero Crossing Detect(11) KRC120M MICOM TRANS OUTPUT 5.6K DESCRIPTION It defect Zero Cross part of Trans output voltage, Transistor TR1 is used to put in the Micom. Detail Driving is as following Fig 11-1. R19 is Resistance to limit current. AC18V Number 31 of...
  • Page 62 Stepping Motor Driving(12) CN13 Ø 1 Ø 2 FOR SWING MICOM Ø 3 Ø 4 KID65004 DESCRIPTION There are one Stepping Motor for Flap (up and down) and it is used 4 face Drive Method. It is driving as following Fig 12-1. (Ring Count Method of 8 Status) Ø...
  • Page 63 REMOTE CONTROLLER ASSMBLY FUNCTIONAL TEST METHOD TEST START Power supply again Power Supply Is Display at the beginning ON? Select ON/OFF button Check the Following BATTERY SPRING MICOM Is Display at the beginning ON? Select Mode button Is it normal? ERROR Select FAN SPEED button Is it normal?
  • Page 64 ERROR Is LCD display OFF? Select TIMER ON Button ERROR Is it normal Select Timer Enter Button ERROR display? TIMER Select CANCEL Button Is all display OFF? ERROR Select ON/OFF Button Select OFF (Timer) Button (0.5~24 HOUR) ERROR Is it normal? Select SLEEP Button SLEEP MODE ERROR...

  • Page 65: Key Components Of Electronic Circuit

    9. KEY COMPONENTS OF ELECTRONIC CIRCUIT (1) U1 (MICOM) P77(HSO) P76(HSCK) (XTOUT)P22 Steppping Motor Driving P75(SO) (XTIN)P21 P74(SI) (INT5/STOP)P20 P73(SCK) Indoor Unit Motor Driving P72(PDO/PWM) P71(INT4) (TC2)P15 P70(INT3/TC3) (PPG)P14 (DVO)P13 Buzzer Driving (INT2/TC1)P12 Remocon Input LED Driving (INT1)P11 Comp Relay Driving (INTO)P10 Zero Crosing Detect (AIN7)P67...
  • Page 66 (2) U2, 4 (KID65004) DARLINGTON ARRAYS IN1 1 16 OUT 1 KID65004AP IN2 2 15 OUT 2 COMMON IN 3 3 14 OUT 3 INPUT OUTPUT IN 4 4 13 OUT 4 10.5K‰ IN5 5 12 OUT 5 7.2K‰ IN6 6 11 OUT 6 IN7 7 10 OUT 7...
  • Page 67 (5) U9 (KIA7042P) : RESET IC KIA70 INPUT OUTLINE GROUND OUTPUT...

  • Page 68: Disassembly Instructions

    10. DISASSEMBLY INSTRUCTIONS INDOOR UNIT * DSB-070LH/DSB-091LH PROCEDURES PHOTOS 1. Stop the Air conditioner and disconnect the power cord from the wall outlet. Fig 1 2. Removing the Insert Grille and Frame Grille. (Fig 1~2) 1 Draw up the Insert Grille and remove it.
  • Page 69 * DSB-121LH/DSB-122LH PROCEDURES PHOTOS 1. Stop the Air conditioner and disconnect the power cord from the wall outlet. Fig 1 2. Removing the Insert Grille and Frame Grille. (Fig 1~2) 1 Draw up the Insert Grille and remove it. 2 Loosen two special screw for fixing the Cover Ter-Block. 3 Loosen three screw at the Body.
  • Page 70 * DSB240LH PROCEDURES PHOTOS 1. Stop the Air conditioner and disconnect the power cord from the wall outlet. Fig 1 2. Removing the Insert Grille and Frame Grille. (Fig 1~2) 1 Draw up the Insert Grille and remove it. 2 Loosen one screw for fixing the Cover Ter-Block. 3 Loosen two screw at the Frame Grille.

  • Page 71: Outdoor Unit

    OUTDOOR UNIT * DSB-070LH/DSB-091LH/DSB-121LH(After) PROCEDURES PHOTOS 1.Stop the air conditioner and disconnect the wire from Indoor Unit to Outdoor Unit. 2. Disassemble the case. (Fig 1~2) Fig 1 1 Remove the Top Panel. (Loosen thirteen screw) 2 Remove the Front Cabinet. (Loosen six screw) 3 Remove the Side Cabinet.
  • Page 72 * DSB-121LH/DSB-122LH(After) PROCEDURES PHOTOS 1.Stop the air conditioner and disconnect the wire from Indoor Unit to Outdoor Unit. 2. Disassemble the case. (Fig 1~2) Fig 1 1 Remove the Top Panel. (Loosen thirteen screw) 2 Remove the Front Cabinet. (Loosen six screw) 3 Remove the Side Cabinet.
  • Page 73 * DSB-240LH PROCEDURES PHOTOS 1.Stop the air conditioner and dis connect the wire from in door unit to out door unit. 2. Disassemble the case. (Fig 1~2) Fig 1 1 Remove the Top Panel. (Loosen two screw and remove six hook) 2 Remove the Front Cabinet.
  • Page 74 EXPLODED DIAGRAM (Indoor Unit) * DSB-070LH/DSB-091LH...
  • Page 75 * DSB-070LH/DSB-091LH PART LIST(INDOOR UNIT)  Caution: In this Service 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(http://svc.dwe.co.kr)
  • Page 76 * DSB-121LH...
  • Page 77 * DSB-121LH/122LH PART LIST(INDOOR UNIT)  Caution: In this Service 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(http://svc.dwe.co.kr) PART CODE PART NAME Q'TY...
  • Page 78 * DSB-121LH/121LH PART LIST(INDOOR UNIT) PART CODE PART NAME Q'TY SPEC REMARK 15-8 3102797910 HARNESS I.D EARTH 15-9 3103400300 KNOB RESET SWITCH 15-10 3100024000 MODE SELECT ASS'Y TS-11 & HARNESS 15-11 3101395060 POWER CORD ASS'Y BUYER 15-12 7111301611 TAPPING SCREW T1S PAN 3 X 16 MFZN 3102200401 FRAME...

  • Page 79: Exploded Diagram (Indoor Unit)

    EXPLODED DIAGRAM (INDOOR UNIT) * DSB-240LH...
  • Page 80 * DSB-240LH PART LIST (INDOOR UNIT)  Caution: In this Service 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(http://svc.dwe.co.kr) PART CODE PART NAME Q'TY...
  • Page 81 * DSB-240LH PART LIST (INDOOR UNIT) PART CODE PART NAME Q'TY SPEC REMARK 2150013200 AL FOIL EMI AL100P (W100XL100) 3106902400 CAPACITOR SH.M.B 2.0MF 400V 3102797910 HARNESS EARTH GREEN/YELLOW L170mm 3104896300 SENSOR ID ASSY NTM-KD43C-D1D2 L450, L330 3108912320 TERMINAL BLOCK SN-DBW-4P 5EPV050120 TRANSFORMER DWA-220B...

  • Page 82: Exploded Diagram (Outdoor Unit)

    EXPLODED DIAGRAM (Outdoor Unit) * DSB-070LH/DSB-091LH/DSB-121LH/DSB-122LH(After)
  • Page 83 * DSB-070LH/DSB-091LH/DSB-121LH/DSB-122LH(After) PART LIST(OUTDOOR UNIT )  Caution: In this Service 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(http://svc.dwe.co.kr)
  • Page 84 * DSB-070LH/DSB-091LH/DSB-121LH/DSB-122LH(After) PART LIST(OUTDOOR UNIT ) PART CODE PART NAME Q'TY SPEC REMARK 3100062100 070LH(LG COMP. QB134PL12B) 3100069100 091LH(LG COMP. QK185PN13B) PIPE REVERSING ASS'Y C1220T 3100062200 091LH(DW COMP. RBB100A00A) 3100038810 121LH(DW COMP. RCB150A001) 3104401010 CHV-0104 070LH/091LH REVERSING VALVE 3105401000 VH7-ATYPE...
  • Page 85 * DSB-121LH/DSB-122LH(Before)
  • Page 86 * DSB-121LH/DSB-121LH(Before) PART LIST(OUTDOOR UNIT)  Caution: In this Service 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(http://svc.dwe.co.kr) PART CODE PART NAME Q'TY...
  • Page 87 * DSB-121L/DSB-122L(Before) PART LIST(OUTDOOR UNIT) PART CODE PART NAME Q'TY SPEC REMARK 20-3 3101201100 CLAMP CAPACITOR SBHG1 20-4 3108912301 TERMINAL BLOCK SN-DBW-05P 20-5 3103800300 LOCK TWIST DATL-250 20-6 3101202000 CLAMP CORD NYLON 20-7 7111301611 TAPPING SCREW T1S PAN 3 X 16 MFZN 20-8 7112403011 TAPPING SCREW...
  • Page 88 * DSB -2 4 0 LH...
  • Page 89 * DSB-240LH PART LIST (OUT DOOR UNIT)  Caution: In this Service 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(http://svc.dwe.co.kr) PART CODE PART NAME Q'TY...

  • Page 90: Control Box Assembly

    CONTROL BOX ASSEMBLY * DSB-070LH/DSB-091LH...

  • Page 91: Μf 400Vac

    * DSB-070LH/DSB-091LH  Caution: In this Service 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(http://svc.dwe.co.kr)
  • Page 92 * DSB-121LH/DSB-122LH...
  • Page 93 * DSB-090LH/DSB-121LH/DSB-122LH  Caution: In this Service 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(http://svc.dwe.co.kr) PART CODE PART NAME Q'TY...
  • Page 94 * DSB-240LH...
  • Page 95 * DSB-240LH  Caution: In this Service 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(http://svc.dwe.co.kr) PART CODE PART NAME Q'TY...
  • Page 96 DEAWOO ELECTRONICS CO., LTD 686, AHYEON-DONG MAPOGU, SEOUL, KOREA. C.P.O. BOX 8003 SEOUL KOREA TELEX: DWELEC K28177-8 CABLE:"DAEWOOELEC" FAX: +82-2-364-5588 TEL: +82-2-360-7114, 8114 http://www.dwe.daewoo.co.kr S/M NO. : DSB070LH10_2 PRINTED DATE: APR. 1999...

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