S/M No. : DWC121R040

Service Manual
Window Type Room Air Conditioner
Model: DWC-121R / (DWC-124R) DWA-122R / (DWA-124R) DWB-122R / (DWB-124R) DWA-121R / DWB-121R DWB-123R / DWA-150R DWA-151R / (DWA-152R)

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).
DAEWOO ELECTRONICS CO., LTD.

Contents

CONTENTS
1. Specifications...2 2. Operation....3 3. Wiring Diagram...12 4. Refrigerant Cycle....13 5. Control Block Diagram...14 6. Circuit Diagram...15 7. Trouble Shooting...18 8. Key Components of Electronic Circuit..28 9. Disassembly Instructions...30 10. Exploded Diagram and Parts List..33

1. SPECIFICATIONS

MODEL ITEM Function Power source Btu/h Cooling Capacity Kcal/h Energy Efficiency Btu/wh Ratio Kcal/wh Pts/h Dehumidification g/h Power Input (W) Electrical Data Running Current (A) Type Compressor Model Capacitor Model Capacitor Motor Indoor-Fan Outdoor-Fan Control Refrigerant(R-22) Charge Qty (g) Unit(W x H x D) Dimensions Packing(W x H x D) Net Weight Weight Gross Weight 89 lbs (40.3 Kg) 89 lbs (40.3 Kg) 97.5 lbs (43Kg) 96 lbs (43.5Kg) 88 lbs (38.8Kg) 26.1(W) x 18.1(H) x 22.6(D) inch (663(W ) x 460(H) x 573(D) mm) 88 lbs (38.8Kg) 90.2 lbs (39.8Kg) 92 lbs (42Kg) 23.6(W) x 14.9(H) x 21.0(D) inch (600(W ) x 380(H) x 535(D) mm) Blower-Fan Propeller-Fan Capillary QK164CN12 40F/370VAC

AM12DWD10-1/ OBM-2501K

DWC-121R (DWC-124R)

DWA-121R

DWA-122R (DWA-124R)

DWB-121R

DWB-122R (DWB-124R)

DWB-123R

DWA-150R

DWA-151R (DWA-152R)

Cooling only AC 115V, 60Hz 12,100 3,050 10.1 2.55 3.40 1,545 1,200 11.5 AC 208~230V, 60Hz 12,000 3,024 10.2 2.57 3.61 1,640 1,175 5.5 12,000 3,024 10.1 2.55 3.14 1,427 1,184 5.5 AC 220~240V, 50Hz AC 220~230V, 50Hz AC 240V, 50Hz 11,700 2,950 9.9 2.49 3.30 1,500 1,180 5.2 Rotary QK164KN12 RBA115A001 QK196PN13A RBB110A011 30F/400VAC A2925CA070/OBM-2501P2 5F/400VAC RBF110A011 QJ196KC23B RCA135A001 12,000 3,024 10.0 2.52 2.66 1,209 1,150 5.4 11,500 2,898 10.0 2.52 2.71 1,836 1,150 5.4 AC 208~230V, 60Hz 14,018 3,533 9.4 2.38 4.04 1,786 1,487 6.7 14,000 3,528 9.8 2.47 3.93 1,232 1,420 6.5
25F/370VAC AM12DWD12-1/OBM-2502U1 5F/370VAC
25F/370VAC AM12DWD11-1/OBM-2503U1 4F/370VAC

12F/370VAC

DWA-124R, DWB-124R, DWC-124R, DWA-152R; Except detachable Double Grille Front, the general spec of this model is same to one of the old models.

2. OPERATION

1 PARTS OF NAME AND FUNCTION
q DW*-121R/DW*-122R/DWB-123R/DWA-150R/DWA-151R (NOTE:* A or B or C)

7 q 4 8

Room Air-conditioner

NO 5 6

PART NAME AIR FILTER GRILLE FRONT CABINET BLADE VERTICAL PANEL CONTROL REMOTE CONTROLLER
PART NAME BLADE HORIZENTAL AIR VENT FRAME GUIDE TOP FRAME WINDOW KIT SHUTTER WINDOW
q DW*-124R/DWA-152R (NOTE:* A or B or C)

3 q 4 w

Roo m Air-c ondi tione r

m Air-c ondi tione r

PART NAME AIR FILTER GRILLE CABINET BLADE VERTICAL PANEL CONTROL REMOTE CONTROLLER

NO 11 12

PART NAME BLADE HORIZENTAL AIR VENT FRAME GRILLE FRAME GUIDE TOP FRAME WINDOW KIT SHUTTER WINDOW

2 REMOTE CONTROLLER

REMOCON SIGNAL TRANSMITTER
TIMER/CANCEL Everytime you push this button, timer is set as follow. (1Hr2Hr3Hr4Hr5Hr6Hr8 Hr10Hr12Hr16Hr20Hr24Hr CANCEL). After the unit is timed, if this button is pushed, timer is canceled.

TIMER/ CANCEL

SLEEP SLEEP mode is selected as follow. (L1L2Cancel)

FAN SPEED

AUTO SWING
FAN SPEED Everytime you push this button, it is selected as follow. (HighMidLowHigh)
MODE Everytime you push this button, it is selected as follow. (COOLINGTURBOFAN COOLING)
TEMPERATURE It is the button to set the room in the desired room temp. The temp can be set within a range from 16C (60F) to 32C (90F) by 1C (1F)
AUTO SWING Everytime you push this button, the auto swing mode is toggled.
POWER ON/OFF To turn the unit ON, push this button. To turn the unit OFF, push this button, again.
3 REMOTE CONTROLLER DISPLAY
q SELECT ONE ALTERNATIVE PAGE 6 or PAGE 7
MODE DISPLAY It displays the operating mode. TEMP./TIMER DISPLAY It displays the temperature and the timer. REMOCON SIGNAL RECEIVER TEMPERATURE SET BUTTON It is the button to set the desired room temperature. The temperature can be set within a range from 16C (60F) to 32C (90F) by 1C (1F)

ROOM TEMP DESIRED TEMP TIMER AUTO SWING

SENSOR

FAN TURBO COOLING
FAN SPEED BUTTON Everytime you push this button, It is selected as follow. (HighMidLowHigh)
POWER ON/OFF BUTTON To turn the unit ON, push this button. To turn the unit OFF, push this button again.
AUTO SWING BUTTON Everytime you push this button, the auto swing mode is toggled.
MODE SELECT BUTTON Everytime you push this button, It is selected as follow. (COOLINGTURBOFANCOOLING)
MODE DISPLAY It displays the operating mode. TEMP./TIMER DISPLAY It displays the temperature and the timer. REMOTE SIGNAL RECEIVER TEMPERATURE SET It is the button to set the desired room temperature. The temperature can be set within a range from 16C (60F) to 32C (90F) by 1C (1F)

Fan Turbo Cooling

Room temp Desired temp Timer

FAN SPEED AUTO SWING

FAN SPEED Everytime you push this button, It is selected as follow. (HighMidLowHigh)
POWER ON/OFF SWITCH To turn the unit ON, push this button. To turn the unit OFF, push this button again.
MODE SELECT Everytime you push this button, It is selected as follow. (CoolingTurboFanCooling)

Replacing Batteries

Remove the COVER from the back of the remote controller. Slide the cover according to the arrow direction
Insert two battaries. Be sure that the (+) and () directions are correct Be sure that both batteries are new
Re-attach the cover. Slide it back into position
Do not use rechargeable batteries such batteries differ from standard dry cells in shape, dimensions and performance. Remove the batteries from the remote controller if the air conditioner is not going to be used for an extended length of time.
4 DESCRIPTION OF FUNCTIONS

OFF-Timer

If you set time in OFF-Timer Mode, the unit will stop at the set time.

ON OFF

Unit ON Unit OFF

SET Time

ON-Timer
If you set time in ON-Timer Mode, the unit will run at the set time.

ON OFF Unit OFF

Unit ON
Control of Room Temperature
(1) Range of setting temperature: 16~32C (2) Setting temperature: Operating temperature of compressor

COMP (ON) COMP (OFF)

Desired temperature (COOLING)

Temperature

Room temperatrue < setting temperature Compressor OFF Room temperature > setting temperafure Compressor ON

Buzzer

If the Unit Display receive the signal of Remote Controller, you can hear the signal "beep " or "beep, beep".

Fan Speed

(1) Motor speed (high speed, normal speed, low speed). (2) Remote controller setting fan speed. (H, M, L) (3) Relation of operating mode between fan speed.
FAN ONLY H M L H M L COOL H M L TURBO H -

Sleep Mode

(1) When you are going to sleep, select sleep button in remocon and the unit controls the room to the desired temperature. (The unit will not operate after 4 hour) (2) For changing the temperature. Mode I (L1)

1C 0.5C 1C 0.5C

Difference desired temperature between room temperature (C)

Desired Temperature

0.5C 1C

0 0.5 SET TIME

The unit will not operate after 4 hour. Mode II (L2)
Desired +1C Temperature +1C

SET ON

SET OFF
The unit will not operate perfectly after 10 hour. (3) To cancel sleep mode, press the SLEEP button again or press the MODE button once. : the SLEEP indicator will disappear in the display.
3min. 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 Swing

(1) When you push this button, in remocon the left/right flap move to the position of keeping the room temperature comiortable. (2) The air discharge direction procedure is below. Auto swing Fixed
Turbo Mode(Powerful Cooling)

(1) Cooling Condition

1 Fan Speed: High speed 2 Set temperature:16C(Fixed) 3 Compressor and Fan
ON OFF (Room temperature-18C) -1

Self-Diagnostic Function

The control will contain diagnostic test to verify the integrity of the system. (1)Error Code Display

ERROR CODE

88 LED DISPLAY
ERROR CONTENTS Room air thermistor short or open.

3. WIRING DIAGRAM

(3103529000)

4. REFRIGERANT CYCLE

Evaporator

Blower fan

Accumulator Compressor

Capillary tube

Propeller fan

Condenser

Model Name

DWB-121R ID1.6 x L900

DWB-122R DWC-121R (DWB-124R) (DWC-124R)
Capillary tube Charge Quantity

ID1.6 x L800 740g 790g

ID1.6 x L800 690g 680g 760g

ID1.6 x L600 790g 780g

5. CONTROL BLOCK DIAGRAM
Front PCB 88 LED Fan mode Lamp Turbo mode Lamp Cooling mode Lamp Room Temp Lamp Desired Temp Lamp Timer Lamp Remocon Signal Receiver Remote controller Operating Mode Fan speed Timer selection Auto swing Temp setting ON/OFF Sleep
Main PCB DC 5V DC 12V Beeper MICOM Transformer DC 12V DC 5V A/D Converter Room Temp Sensor

DC 12V

Drive Ic

Relay 2

Relay 3, 4, 5

Relay 1

Auto Swing Moter

Fan Motor

Compressor

6. CIRCUIT DIAGRAM

Part List
q MAIN PCB ASSY(3104302300)
PART NAME IC MICOM IC DRIVE IC DRIVE IC REGULATOR IC REGULATOR IC RESET FUSE CLIP FUSE RELAY RELAY POWER RESONATIOR VARISTOR DIODE DIODE HEAT SINK PCB BUZZER TR WAFER WAFER WAFER WAFER WAFER WAFER WAFER WAFER PIN RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR ARRY RESISTOR ARRY C-ELEC C-ELEC C-ELEC C-ELEC C-ELEC C-CERA

C-CERA JUMPER JUMPER

TMP47P443N TD62004AP TD62783AP KIA7812P KIA7805P KIA7042P AFC-520 250V, 3.15A CS11-12SH G4A-1A CST8.00MTW 15G561K 1N4004 1N4148 22(H)X23X17 FR-1 BM-20K KRC3198Y YW396-03AV YPW500-04 YW396-03AV(BK) YW500-02V SMW250-02 SMW250-08 SMW250-10 YF254S-02 GP881206-2 300, 1/4W, 5% 1K, 1/4W, 5% 5.6K, 1/4W, 5% 10K, 1/4W, 5% 12.7K, 1/4W, 5% 300, 1/2W, 5% 9A 103J 8A 102J 1000F 35V SD 470F 25V SD 100F 16V SD 10F 50V SD 4.7F 50V SD 103Z 50VDC 104Z 25VDC 10MM 6MM
PART CODE 13GSHK64-13GT62004A 13GT62783A 1KA7812AP1KA7805AP1KA7042P-3107000600 5FULB3152L 5SC0101128 5SC010141A 4850L03610 D15G561K-DZN4004A-DZN4148A-3105698100 TZTC3198Y3108803500 RD-4K301JRD-4K102JRD-4K562JRD-4K103JRD-4K1272F RD-2K301JRA8K8103JRA8K7102JCEXE1V108C CEXE1E477C CEXE1C107C CEXE1C106C CEXE1H475C CCXE1H103M
CCXE1EH104M 3109400100 3109400200
REMARK U1 U3 U2 U4 U5 U6 FUSE
RL2 RL1 OSC1 VAR1 D1-4 D5
BZ Q1 CN4 CN5 CN6 CN7 CN3 CN2 CN1 TEST POWER R4 R7 R1 R2,3,6,15,16 R5 R8-14 RA1 RA2 C2 C5 C7 C10 C11 C13 C2-4,6, 9,12,13 J1-6,9,12 J14-16,18 J7-8,13,17
qFront PCB ASSY(3104302400)

NO 11 PART NAME

LED DISPLAY C-CERA RECEIVE MODULE LED LED SWITCH TACT DIODE WAFER WAFER PCB JUMPER
SPEC 88 103Z 50VDC PIC-26043TH2 DLSO-5031D DLG-5031D JTP1212 1N4148 SMAW250-08 SMAW250-10 FR-1 10mm
PART CODE 3103003700 CXCH1H103M 1PC26043TH DDLS05031D DDLG5031D3109300900 DZN4148A-3104302200 3109400100

REMARK DISP C1 REMO

D1-6 CN1 CN2 J1-7
qRemocon ASSY(3108402900)

NO 7 8

PART NAME CASE-A CASE-B CUSHION KEY SPRING A SPRING B COMMON SPRING SCREW A RESONATOR ELEC CONDENSOR CHIP CONDENSOR CHIP RESISTOR CHIP RESISTOR TRANSISTOR LED IR IC REMOCON COVER BTRY PCB REMOCON HOLDER REMOCON

ABS380 BAS380 SILICON 6U SUS304 SUS304 SUS304 M1.9*6.5 RJ-455BL 10VB 47M CETMK212F221Z-T 1/10W 1.5 OHM 1/10W100K OHM STN2222 SI5312-H PT2221 ABS FR-1 ABS
PART CODE 3108495110 5ZAR455--CEAF10475M HCQD220MQ HRFT159JCP HRFT104JCP TSTN2222DS5312-H-14EZPT3104302000 3103003400

QTY 3 1

REMARK
X1 C1 C2,3 R1 R2,3,4 Q1 IR1 U1

7. TROUBLE SHOOTING

1) Error Code 1(Er) 1 Check the connector of room air thermistor. (or connecting wire) 2 Check soldering of connecting on control P.C.B. (Error of soldering or short) 3 Check the resistance of room air thermistor. Press the temperature Keys (Up & Down), Error code is displayed.

Unit Not Run

The power is applied to the unit
Rating voltage Check the voltage between POWER 1 and RLof Main P.C.B under 90%
Check the Breaker or Fuse
Rating voltage more than 90% Check the unit display is all off? No Self Diagnostic function is ON Yes No Check according to self Diagnostic function No
Yes Press the ON/OFF button of Remote Control or Front Panel Is the unit display all off?
Pull out the power plug and then insert the power plug after 5 second

Main P.C.B defect

Main P.C.B is normal Recheck from the beginning
Only Compressor Do not Run
- Check the following at cooling mode Check the voltage between POWER 1 and RLof Main P.C.B Rating voltage less than 90% Check the Main P.C.B the circuit for relay driving.
Rating voltage more than 90% Rating voltage Check the compressor wiring less than 90% Check the connecting wire between Main P.C.B and the compressor
Rating voltage more than 90% Check the Relay(RL1) Check the wiring of outdoor unit NG Change Relay(RL1)
Check the compressor (Check the winding resistance)

Open or Short

Change the compressor.
OK Check the compressor capacitor

PCB DRIVING DESCRIPTION

Power Supply(1)

AC 220V

C+ VAR1 POWER TRANS C2 2200/35V

3 C6 0.1

7805 2

1 C4 0.1

7812 2

1 C3 104

100/16V

470/25V

DESCRIPTION
DC Power Supply in circuit needs +12V and +5V. +12V is used for Compressor Driving Relay, Fan Motor Driving Relay, Buzzer Driving, Swing Motor Driving Relay and LED Display. AC voltage of secondary Power Transformer is rectified by 4 Diode, and it is filtering by Main Condensor C2. Filtered DC voltage is about +17V is regulated +12V DC by Regulator IC7812. And it is regulated +5V DC by Regulator IC7805. VAR1 is surge filter and C4, C6 is Noise filter.

Oscillation(2)

1 MICOM MHz
Oscillatory Frequency drive Micom, it is made up 8MHz resonator oscillatory Freqency. Ocillatory wave is as following Fig 2-1.

VDD-10%

VSS+10%

Fig 2-1

Sensor(3)
Room temperature Sensor Input

ROOM:PT-K43C 2

RC13 0.01

1 R3 12.7K

Number 15 of Micom is Terminal of A/D convertor Input. Room temperature is sensing by change of Thermister Resistance, Micom is put in 5V by ratio between R3 (12.7K) and Room sensor. Relation between temperature and voltage is following Table 3-1. C13 is Noise filter.

Temperature (C) -40

Voltage (V) No. 15 4.06 3.60 2.76 2.20 1.48 Table 3-1

Remote Controller(4)

Signal from Remote Controller put in only Control Data Signal at Micom Terminal of Number 5, which is gotten field of Carrier (38KHz) from Receive Module. Signal Wave repeat third as following Fig 5-1. But in Secondary Wave Custom Code is Reversed Face.

LEADER CODE

CUSTOM CODE

DATA CODE

Fig 5-1

0.56ms 1.12ms bit 0

0.56ms 2.25ms bit 1

Fig 5-2 BIT STRUCTURE

Micom Power Supply(5)

Vcc 5V

28 MICOM 6

C10 100F/16V

C9 104
MICOM Power is supplied 5V at Number 28 using VDD, Number 6 using Analog Reference of A/D Converter. C9, C10 is Ripple filter.

Reset(6)

MICOM 3
R1 5.6K 3 + C11 1F/RESET IC
Voltage less than about 4.2V put in Micom Terminal of Number 6 and then Micom reset. Reset IC detect Power ON and Voltage greater than 4.2V, and then send Reset Signal.

Vcc (+5V) 4.2V

DELAY TIME FOR POWER ON H RESET

L POWER ON

Function Selecting(7)

R3 10K R2 10K

Selecting Function is as following table 9-1.
Selection S/W Function F / C TEST

SHORT F OK

Table 9-1

OPEN C NO

8. KEY COMPONENTS OF ELECTRONIC CIRCUIT

(1) IC3 (MICOM)

TMP47C443N
XOUT XIN RESET Fan Speed(Hi) Remocon Signal Display In, Key Out Display In, Key Out Display In, Key Out Fan Speed(Mid) Key In Key In Option(F/ C) R70 R71 (PULSE) R72/VAREF R40 (AIN0) R41 (AIN1) R42 (AIN2) R43 (AIN3) R50 (AIN4) R51 (AIN5) R52 (AIN6) VSS

VDD HOLD (KE0) R92 (SCK) R91 (SO) R90 (SI) R83 (T1) R82 (INT1/ZIN) R81 (T2) R80 (INT2) R63 R62 R61 R60 R53 (AIN7) TEST Display Out Display Out Display Out Display Out Comp Buzzer Display Out Display Out Display Out Fan Speed(Low) Auto Swing Room Sensor

(2) U2 (TD62783AP)

SCHEMATIC DIAGRAM
TD62783 : n=1 n TD62784 : n=4

OUTPUT GND

(Top View)
(3) U2(TD62004AP) DARLINGTON ARRAYS
INININININININGND OUT OUT OUT OUT OUT OUT OUT COMMON FREE WHEELING DIODES (Top View)

KID65004AP

10.5K 7.2K 3K

(Equivalent Circuit)

(4) U7 (7805CT): VOLTAGE REGULATOR (5VDC)

SCHEMATIC DIAGRAM INPUT

100K 100 10K
TSUFFIX PLAASTIC PACKAGE CASE 221A TO-220TYPE

240 3.3 K 200 0.3

OUTPUT

2.7 K 1.4 K 28K

2K 0.19K
30pF Fin 2 is ground for Cose 221A. Case is ground for Case 1.
Pin 1. INPUT 2. GROUND 3. OUTPUT

500 6K 1K 5K

(5) U6 (7812ACT): VOLTAGE REGULATOR (12VDC)
10K 10K 210 16K 36K 64K 50K 200

520 60K 26K

(Equivalent Ciircuit)
9. DISASSEMBLY INSTRUCTIONS
Please refer to the chapter 10 (Exploded diagram and parts list).
1 Before service of any part. 2 Assy Fan Motor - Fan Motor - Propeller Fan - Blower Fan

NOTE:

A or B or C
1. Stop the unit, remove the power cord from the receptacles. 2. Move the unit to the safe location for the suitable work. Only DW*-124R, DWA-152R 1. Remove Front Grille - Open the grille upward by pulling out the bottom of the grille, lift it. - Remove screw which fasten Frame Grille with driver. - Disassemble Frame Grille from chassis. All models except DW*-124R, DWA-152R 1. Remove Front Grille - Remove Filter Pre. - Remove screw(2 point) in Front Grille with driver. - Disassemble Front Grille from chassis. 2. Remove the unit from Cabinet. - Remove screws (2 point) from the units sides. - Pull the unit from cabinet 3. Remove Holder Scroll. 4. Remove Scroll upper 5. Remove Assy Control Box - Remove screws (4 point). - Remove wires in the each components. 6. Remove wires in the Panel Housing. 7. Remove screws (4 point) from Assy Fan Motors sides. - Assy Fan Motor is assembly of Fan Motor, Propeller and Blower Fan, Orifice and Panel Housing. 8. Lift the Assy Fan Motor from the unit. 9. Remove Clip Fan (2 point) from the shaft of Fan Motor. 10. Remove Propeller Fan from the shaft of Fan Motor. 11. Remove Blower Fan from the shaft of Fan Motor. 12. Remove Fan Motor from Panel Housing. - Remove screws (4 point).

Assy Control Box - Panel Control - Main Pcb - Front Pcb - Capacitor - Power Cord
1. Same as the procedure 1 to 5 in the Item 2.
1. Same as the procedure 1 to 2 in the Item 2. 2. Remove Terminal Cover from Compressor. - Remove hex-nut (1 point).
HOW TO REMOVE THE FRONT GRILLE FOR ALL MODELS EXCEPT DW-124R, DWA-152R
1. Pull the Air-filter out of the Front Grille. 2. Loosen screw which fasten Front Grille with driver.
;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;; ;;;; ;;;;;
3. Disassemble Front Grille from Chassis. Front Grille and chassis are fixed with snap-fit. 1) Release right-lower snap-fit. Push the right lower side of chassis to the left, with pushing left side of Front Grille to the right until the snap-fit is released.
2) Release left-lower snap-fit. Push the left-lower side of chassis to the right, with pushing right side of Front Grille to the right until the snap-fit is released.

Push Push

3) Pull lower side of the Front Grille until it is separated from the chassis.
4) Push base side of the Front Grille to upper side until it is separated from the chassis. 5) After front grille is removed, remove two screws located in both side of chassis. 6) Grip the handle of base pan and pull out the unit from chassis.
HOW TO REMOVE THE FRONT GRILLE FOR ONLY DW-124R, DWA-152R
1. Open the grille upward by pulling out the bottom of the grille, lift it. 2. Remove screw which fasten Frame Grille with driver. 3. Disassemble Frame Grille from Chassis. Frame Grille and chassis are fixed with snap-fit. 1) Release right-lower snap-fit. Push the right lower side of chassis to the left, with pushing left side of Frame Grille to the right until the snap-fit is released.

Room Air-cond itioner

2) Release left-lower snap-fit. Push the left-lower side of chassis to the right, with pushing right side of Frame Grille to the right until the snap-fit is released.
3) Pull lower side of the Frame Grille until it is separated from the chassis.

4) Push base side of the Frame Grille to upper side until it is separated from the chassis. 5) After frame grille is removed, remove two screws located in both side of chassis. 6) Grip the handle of base pan and pull out the unit from chassis.
NOTICE: Do not remove any Styrofoam because that is a part of the unit.
10. EXPLODED DIAGRAM AND PARTS LIST
sDWA-121R,DWA-122R(124R),DWB-121R,DWB-122R(124R),DWB-123R, DWC-121R(124R),DWA-150R,DWA-151R(152R) PARTS LIST
NO 1 1-3 CODE 3104425800 COMPONENTS GRILLE FRONT FRAME GRILLE GRILLE PANEL CONTROL DECORATE FRONT DECORATE FRONT FILTER PRE FILTER PRE BLADE VERTICAL BLADE HORIZENTAL SEAL GRILLE PAN BASE PAN BASE ASS'Y EVAPORATOR PIPE EVA IN PIPE EVA OUT AS PIPE EVA OUT 1 PIPE SUCTION PIPE SUCTION PIPE SUCTION PIPE CAPILLARY AS PIPE CAPILLARY AS PIPE CAPILLARY AS COMP AS COMP AS COMP AS COMP AS COMP AS COMP AS COMP AS COMP AS PIPE DISCHARGE Q'TY HIPS HIPS HIPS HIPS PC FILM ALTERNATIVE PC FILM HIPS HIPS HIPS PP(H-540) F-US SGCC T1.0 SGCC T1.0 2R2C, 9.52 C1220T-O OD9.52 C1220T-O OD9.52 C1220T-O OD9.52 C1220T-O OD12.7 C1220T-O OD12.7 C1220T-O OD12.7 C1220T-O ID1.6L800 C1220T-O ID1.6L600 C1220T-O ID1.6L900 LG-QK164CN12 LG-QK164KN12 DW-RBA115A001 LG-QJ196KC23 DW-RCA135A001 LG-QK196PN13A DW-RBB110A011 DW-RBF110A011 C1220T-O OD7.94 DW*-121R,124R(ONLY) DWA,B-122R,123R,124R(ONLY) DWA-150R,151R,152R(ONLY) DWA,C-121R,124R(ONLY) DWA-150R,151R,152R(ONLY) DWB-121R,DWA,B-122R,123R,124R(ONLY) DWC-121R,124R(ONLY) DWA-121R(ONLY) DWA-122R,124R(ONLY) DWA-150R(ONLY) DWA-151R,152R(ONLY) DWB-121R(ONLY) DWB-122R,124R(ONLY) DWB-123R(ONLY) DW*-121R,DWC-124R(ONLY) DW*-121R,122R,123R,124R(ONLY) DWA-150R,151R,152R(ONLY) ALL MODELS EXCEPT DW*-124R,DWA-152R DW*-124R,DWA-152R(ONLY) SPECIFICATION REMARK ALL MODELS EXCEPT DW*-124R,DWA-152R DW*-124R,DWA-152R(ONLY) DW*-124R,DWA-152R(ONLY)
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)

CODE 3104425820

COMPONENTS PIPE DISCHARGE PIPE DISCHARGE PIPE DISCHARGE PIPE COND OUT AS PIPE COND OUT AS PIPE COND IN AS PIPE COND IN AS PIPE COND IN AS ASS'Y CONDENSOR SEAL COND TOP CLIP FAN PAN BLOWER COVER MOTOR PANEL HOUSING FIXTURE RUBBER BUSHING GUIDE MOTOR FAN MOTOR FAN MOTOR FAN MOTOR FAN MOTOR FAN MOTOR FAN MOTOR FAN SCREW HEX FAN PROPELLER WINDOW KIT FRAME(L) WINDOW KIT FRAME(R) PLATE WINDOW TOP CABINET ASSY BRACKET WINDOW LOWER BRACKET SILL SCROLL LOWER LEVER VENT WASHER VENT RING VENT CAM SCREW TAPPING

Q'TY 4

SPECIFICATION C1220T-O OD7.94 C1220T-O OD7.94 C1220T-O OD7.94 C1220T-O OD7 C1220T-O OD7 C1220T-O OD7 C1220T-O OD7 C1220T-O OD7 3R2C, 7 F-US SK-5 ABS EPS SGCC T1.0 NBR NBR DAEWOO MOTOR (AM 12DWD10) DAEWOO MOTOR (AM 12DWD12) OBM2502U1 DAEWOO MOTOR (A9525CA070) OBM2501P2 DAEWOO MOTOR (AM 12DWD11) OBM2503U1 5x12 MFZN ABS+GF20% HIPS HIPS SGCC T1.2 SGCC T0.8 SGCC T0.8 SGCC T1.6 EPS PP PP NBR POM PAN 3x6

REMARK DWA,B-122R,123R,124R(ONLY) DWA-150R(ONLY) DWA-151R,152R(ONLY) DW*-121R,122R,123R,124R(ONLY) DWA-150R,151R,152R(ONLY) DW*-121R,122R,123R,124R(ONLY) DWA-150R(ONLY) DWA-151R,152R(ONLY)

3104425810 3104425830

3100063400

3100063410 3100063420

19 19-24-1

3108006000

DWC-121R,124R(ONLY) DWA-121R,DWA-122R,124R(ONLY) DWA-121R,DWA-122R,124R(ONLY) DWB-121R,DWB-122R,123R,124R(ONLY) DWB-121R,DWB-122R,123R,124R(ONLY) DWA-150R,151R,152R(ONLY) DWA-150R,151R,152R(ONLY)

3108005220 3108006200

3106700400 7141300611

NO 40 41

CODE 5EPU04000
COMPONENTS PCB MAIN AS PCB FRONT AS TRANSFORMER TRANSFORMER TRANSFORMER POWER CORD POWER CORD POWER CORD CAPACITOR CAPACITOR CAPACITOR CAPACITOR CAPACITOR CAPACITOR CAPACITOR CAPACITOR CAPACITOR CAPACITOR CAPACITOR CLAMP CAPACITOR MOTOR SWING MOTOR SWING

SPECIFICATION

DWA-220B(115V/60Hz) DWA-230A(220V/60Hz) DWA-230V(230V/50Hz) KKP-30B,13A 125V WS-001I 250V 13A KKP-4819R 250V 10A 12/40F,370VAC 12/40F,370VAC 5/25F,370VAC 5/25F,370VAC 5/35F,400VAC 5/35F,400VAC 5/35F,400VAC 5/35F,400VAC 5/30F,400VAC 5/30F,400VAC 4/25F,370VAC SGCC T0.8 120VAC 60HZ 200/220V 50/60HZ
DWC-121R,124R(ONLY) DWA-121R,122R,124R,150R,151R,152R(ONLY) DWB-121R,DWB-122R,123R,124R(ONLY) DWC-121R,124R(ONLY) DWA-121R,122R,124R,150R,151R,152R(ONLY) DWB-121R,DWB-122R,123R,124R(ONLY) DWC-121R,124R(ONLY) DWC-121R,124R(ONLY) DWA-121R,DWA-122R,124R(ONLY) DWA-121R,DWA-122R,124R(ONLY) DWB-121R,123R(ONLY) DWB-121R,123R(ONLY) DWB-121R,123R(ONLY) DWB-121R,123R(ONLY) DWB-122R,124R(ONLY) DWB-122R,124R(ONLY) DWA-150R,151R,152R(ONLY)
5EPU04100 5EPN04300 3101300300

3109505100

3109507010 3109503410

3101201600 3108004800

DWC-121R,124R(ONLY) DWA-121R,122R,124R,150R,151R,152R DWB-121R,122R,123R,124R(ONLY)

3108009700

3102707500
BOX CONTROL SCROLL UPPER HOLDER SCROLL PIPE RUBBER BUTYL HANESS COMP AS HANESS COMP AS

SGCC T0.8 EPS SGCC

UL1015-14,BLK,RED,WHT UL1015-16,BLK,RED,WHT

3102708801

3102708600 3101404200
CAP DRAIN HARNESS DISPLAY 1 HARNESS DISPLAY 2 COVER ORIFICE
ABS UL1007-22(8COLOR) UL1007-22(10COLOR) PP(H-540)
s DWA-121R, DWA-122R, DWB-121R, DWB-122R, DWB-123R, DWC-121R, DWA-150R,
A-151R DWA-151R EXPLODED DIAGRAM
s DW-124R, DWA-152R EXPLODED DIAGRAM (NOTE: A or B or C)
686, AHYEON-DONG MAPO-GU SEOUL, KOREA C.P.O. BOX 8003 SEOUL, KOREA TELEX: DWELEC K28177-8 CABLE: DAEWOOELEC FAX: 02) 590-6291 TEL: 02) 360-7114/590-6151~5
http://www.dwe. daewoo.co.kr

S/M NO.: DWC121R040

PRINTED DATE: APR. 2002