Daewoo DWC-121R User manual

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)

DAEWOO ELECTRONICS CO., LTD.

✔

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).

S/M No. :DWC121R040

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

Contents

1. SPECIFICATIONS

ITEM MODEL

Function

Power source AC 115V, 60Hz

Cooling Capacity

Btu/h 12,100 12,000 12,000 11,700 12,000 11,500 14,018 14,000

Kcal/h 3,050 3,024 3,024 2,950 3,024 2,898 3,533 3,528

Btu/wh 10.1 10.2 10.1 9.9 10.0 10.0 9.4 9.8

Kcal/wh 2.55 2.57 2.55 2.49 2.52 2.52 2.38 2.47

Dehumidification Pts/h 3.40 3.61 3.14 3.30 2.66 2.71 4.04 3.93

g/h 1,545 1,640 1,427 1,500 1,209 1,836 1,786 1,232

Electrical Data

Power Input (W)

1,200 1,175 1,184 1,180 1,150 1,150 1,487 1,420

Running Current (A)

11.5 5.5 5.5 5.2 5.4 5.4 6.7 6.5

Type Rotary

Compressor Model QK164CN12 QK164KN12 RBA115A001 QK196PN13A RBB110A011 RBF110A011 QJ196KC23B RCA135A001

Capacitor 40µF/370VAC

Model

Motor Capacitor 12µF/370VAC

Indoor-Fan Blower-Fan

Outdoor-Fan Propeller-Fan

Refrigerant(R-22) Control Capillary

Charge Q’ty (g) 680 740 790 730 690 760 790 780

Dimensions Unit(W x H x D)

Packing(W x H x D)

Weight Net Weight 88 lbs (38.8Kg)

Gross Weight 89 lbs (40.3 Kg)

30µF/400VAC

A2925CA070/OBM-2501P2

5µF/400VAC

25µF/370VAC

AM12DWD11-1/OBM-2503U1

4µF/370VAC

90.2 lbs (39.8Kg)

97.5 lbs (43Kg)

92 lbs (42Kg)

96 lbs (43.5Kg)

Energy Efficiency

Ratio

AC 208~230V, 60Hz

AC 220~240V, 50Hz

Cooling only

AC 220~230V, 50Hz

AC 240V, 50Hz

25µF/370VAC

AM12DWD12-1/OBM-2502U1

5µF/370VAC

AM12DWD10-1/

OBM-2501K

88 lbs (38.8Kg)

89 lbs (40.3 Kg)

23.6(W) x 14.9(H) x 21.0(D) inch (600(W ) x 380(H) x 535(D) mm)

26.1(W) x 18.1(H) x 22.6(D) inch (663(W ) x 460(H) x 573(D) mm)

AC 208~230V, 60Hz

DWC-121R

(DWC-124R) DWA-121R DWA-122R

(DWA-124R) DWB-121R DWB-122R

(DWB-124R) DWB-123R DWA-150R DWA-151R

(DWA-152R)

• 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.

PARTS OF NAME AND FUNCTION

2. OPERATION

● DW*-121R/DW*-122R/DWB-123R/DWA-150R/DWA-151R (NOTE:* ➔ A or B or C)

NO PART NAME

1 AIR FILTER

2 GRILLE FRONT

3 CABINET

4 BLADE VERTICAL

5 PANEL CONTROL

6 REMOTE CONTROLLER

NO PART NAME

7 BLADE HORIZENTAL

8 AIR VENT

9 FRAME GUIDE TOP

10 FRAME WINDOW KIT

11 SHUTTER WINDOW

RoomAir-conditioner

NO PART NAME

1 AIR FILTER

2 GRILLE

3 CABINET

4 BLADE VERTICAL

5 PANEL CONTROL

6 REMOTE CONTROLLER

NO PART NAME

7 BLADE HORIZENTAL

8 AIR VENT

9 FRAME GRILLE

10 FRAME GUIDE TOP

11 FRAME WINDOW KIT

12 SHUTTER WINDOW

RoomAir-conditioner

● DW*-124R/DWA-152R (NOTE:* ➔ A or B or C)

REMOTE CONTROLLER

REMOCON SIGNAL TRANSMITTER

TIMER/CANCEL

• Everytime you push this button,

timer is set as follow.

(1Hr→2Hr→3Hr→4Hr→5Hr→6Hr→8

Hr→10Hr→12Hr→16Hr→20Hr→24Hr

→CANCEL).

After the unit is timed, if this button is

pushed, timer is canceled.

SLEEP

• SLEEP mode is selected as

follow. (L1→L2→Cancel)

MODE

• Everytime you push this button,

it is selected as follow.

(COOLING→TURBO→FAN→

COOLING)

AUTO SWING

• Everytime you push this button,

the auto swing mode is toggled.

TEMPERATURE

• It is the button to set the room in

the desired room temp.

The temp can be set within a

range from 16°C (60°F) to 32°C

(90°F) by 1°C (1°F)

POWER ON/OFF

• To turn the unit ON, push this

button. To turn the unit OFF,

push this button, again.

FAN SPEED

• Everytime you push this button,

it is selected as follow.

(High→Mid→Low→High)

TIMER/

CANCEL

FAN SPEED

TEMP

SLEEP

MODE

AUTO

SWING

REMOTE CONTROLLER DISPLAY

Room Air-conditioner

FAN

TURBO

COOLING

ROOM TEMP

TEMP

DESIRED TEMP

TIMER

SENSOR

MODE POWER

FAN

SPEED AUTO

SWING

TEMP./TIMER DISPLAY

•It displays the temperature and the timer.

MODE DISPLAY

•It displays the operating mode.

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 16°C (60°F)

to 32°C (90°F) by 1°C (1°F)

POWER ON/OFF BUTTON

•To turn the unit ON, push this button.

To turn the unit OFF, push this button

again.

MODE SELECT BUTTON

•Everytime you push this button, It is selected as

follow. (COOLING→TURBO→FAN→COOLING)

FAN SPEED BUTTON

•Everytime you push this button, It is selected as

follow. (High→Mid→Low→High)

AUTO SWING BUTTON

•Everytime you push this button, the auto swing mode is toggled.

● SELECT ONE ALTERNATIVE PAGE 6 or PAGE 7

MODE FAN SPEED AUTO SWING POWER

Room Air-conditioner

Fan

Turbo

Cooling

Room temp

Desired temp

Timer

TEMP

SENSOR

TEMP./TIMER DISPLAY

•It displays the temperature and the timer.

MODE DISPLAY

•It displays the operating mode.

REMOTE SIGNAL RECEIVER

TEMPERATURE SET

•It is the button to set the desired

room temperature.

The temperature can be set

within a range from 16°C (60°F)

to 32°C (90°F) by 1°C (1°F)

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. (Cooling→Turbo→Fan→Cooling)

FAN SPEED

•Everytime you push this button, It is selected as

follow. (High→Mid→Low→High)

AUTO SWING

•Everytime you push this button, the auto swing mode is toggled.

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.

1 2 3

–+

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

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

(1) Range of setting temperature: 16~32°C

(2) Setting temperature: Operating temperature of compressor

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

OFF-Timer

DESCRIPTION OF FUNCTIONS

Unit ON

Unit OFF

SET Time HOUR

OFF

ON-Timer

Unit ON

Unit OFF

SET Time HOUR

OFF

Control of Room Temperature

Buzzer

COMP (ON)

(COOLING)

Desired temperature

COMP (OFF)

-1˚CTemperature

*Room temperatrue

< setting temperature

Compressor OFF

Room temperature

> setting temperafure

Compressor ON

(

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