Daewoo DSB-182PH-R, DSB-093AH, DSB-183AH, DSB-183PH, DSB-240A-R Service Manual

Service Manual

Split System Air Conditioner

Model: DSB-071AH

DSB-093AH
DSB-123AH/123PH
DSB-182A-R/182P-R/182AH-R/182PH-R
DSB-183AH/183PH
DSB-240A-R/240AH-R/240P-R/240PH-R
DSA-183A-R/183AH-R
DSA-240AH/240PH

DAEWOO ELECTRONICS CORP.

✔ 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).

CONTENTS

1. Specifications..........................................................................................................2

2. Outline and Dimensions.......................................................................................15

3. Operation ..............................................................................................................23

4. Wiring Diagram.....................................................................................................45

5. Refrigerant Cycle..................................................................................................50

6. Control Block Diagram.........................................................................................54

7. Trouble Shooting..................................................................................................56

8. Key Components of Electronic Circuit.................................................................90

9. Disassembly Instructions .....................................................................................93

1) Indoor Unit........................................................................................................93

2) Outdoor Unit.............................................................................................................98

3) Exploded Diagram (Indoor Unit)....................................................................101

4) Exploded Diagram (Outdoor Unit).................................................................109

5) Control Box Assembly....................................................................................118

Contents

2

1. SPECIFICATIONS

MODEL

DSB-071AH

ITEM

Function Cooling & Heating
Class T1
Power AC 220~240V/ 50Hz
Capacity W 2,110/2,050

Btu/h 7,200/7,000

Dehumidification l/h 1.0

Running Current A 3.1/3.1
Power Input W 740/720
Starting Current A 18
Type Rotary
Model RBB075A011
Capacitor 25µF / 370VAC

Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.0µF 400VAC 1.8µF 400VAC
Motor Model Number YDK-8-4B YDK-35-6B/A9530BD010

Sound Level (Hi) dB(A) 39 48
Fan Speed (Hi) RPM C: 1350, H: 1200 850

Control Capillary
Charge Q'ty g 850
Type Flare
OD (Liquid/Gas) in(mm) 1/4 (6.35) 3/8 (9.52)

Dimensions (W x H x D) mm 750 x 245 x 179 654 x 549 x 256
Net Weight kg 7.0 32.5

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSB-071AH

3

MODEL

DSB-093AH

ITEM

Function Cooling & Heating
Class T1
Power AC 220~240V/ 50Hz
Capacity W 2,930/2,780

Btu/h 10,000/9,500

Dehumidification l/h 1.2

Running Current A 4.8/4.3
Power Input W 1,020/920
Starting Current A 24
Type Rotary
Model RBB100A011
Capacitor 30µF/ 370VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.5µF 400VAC 1.8µF 400VAC
Motor Model Number RP-13B YDK-35-6B

Sound Level (Hi) dB(A) 39 48
Fan Speed (Hi) RPM 1,200 850

Control Capillary
Charge Q'ty g 730
Type Flare
OD (Liquid/Gas) in(mm) 1/4 (6.35) 3/8 (9.52)

Dimensions (W x H x D) mm 815 x 285 x 195 654 x 549 x 256
Net Weight kg 9.2 34

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSB-093AH

4

MODEL

DSB-123AH/123PH

ITEM

Function Cooling & Heating
Class T1
Power AC 220~240V/ 50Hz
Capacity W 3,430/3,870

Btu/h 11,700/13,200

Dehumidification l/h 1.5

Running Current A 5.8/6.0
Power Input W 1,300/1,320
Starting Current A 37
Type Rotary
Model RCB135U001
Capacitor 40µF/ 370VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.5µF 400VAC 3.5µF 400VAC
Motor Model Number RP-13B YDK-40-4B

Sound Level (Hi) dB(A) 39 48
Fan Speed (Hi) RPM 1,350 960

Control Capillary
Charge Q'ty g 1,200
Type Flare
OD (Liquid/Gas) in(mm) 1/4 (6.35) 3/8 (9.52)

Dimensions (W x H x D) mm 815 x 285 x 195 654 x 549 x 256
Net Weight kg 9.2 34

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSB-123AH/123PH

5

MODEL

DSB-182A-R/182P-R

ITEM

Function Cooling
Class T1
Power AC 220~240V/ 50Hz
Capacity W 5,275

Btu/h 18,000

Dehumidification l/h 2.5

Running Current A 9.2
Power Input W 2,000
Starting Current A 49
Type Recipro
Model AWG5524EXC
Capacitor 35µF/ 400VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.2µF 400VAC 3.0µF 400VAC
Motor Model Number IC-9425DWKC5C YDK-50-6B

Sound Level (Hi) dB(A) 44 56
Fan Speed (Hi) RPM 1,350 860

Control Capillary
Charge Q'ty g 1,350
Type Flare
OD (Liquid/Gas) in(mm) 1/4 (6.35) 1/2 (12.7)

Dimensions (W x H x D) mm 1035 x 322 x 205 800 x 615 x 320
Net Weight kg 12.1 62

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSB-182A-R/182P-R

6

MODEL

DSB-182AH-R/182PH-R

ITEM

Function Cooling & Heating
Class T1
Power AC 220~240V/ 50Hz

Capacity

W 5,280/5,280

Btu/h 18,000/18,000

Dehumidification l/h 2.5

Running Current A 9.2 / 9.5
Power Input W 2,000 / 2,100
Starting Current A 54
Type Recipro
Model AWG5524EXC
Capacitor 35µF/ 370VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.2µF 400VAC 3µF 400VAC
Motor Model Number IC-9425DWKC5C YDK-50-6B

Sound Level (Hi) dB(A) 44 56
Fan Speed (Hi) RPM 1,350 860

Control Capillary
Charge Q'ty g 1,550
Type Flare
OD

(Liquid/Suction)

in(mm) 1/4 (6.35) 1/2 (12.7)
Dimensions (W x H x D) mm 1035 x 322 x 205 800 x 615 x 320
Net Weight kg 12.1 62

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSB-182AH-R/182PH-R

7

MODEL

DSB-183PH/AH

ITEM

Function Cooling & Heating
Class T1
Power AC 220~240V/ 50Hz
Capacity W 5,430/5,710

Btu/h 18,500/19,500

Dehumidification l/h 2.5

Running Current A 9.4 / 9.3
Power Input W 1,930 / 1,920
Starting Current A 41
Type Rotary
Model RCB195A001
Capacitor 40µF/ 450VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 2µF 400VAC 3µF 400VAC

Motor Model Number IC-9430DWKF7A YDK-50-6B
Sound Level (Hi) dB(A) 43 56
Fan Speed (Hi) RPM 1,350 860

Control Capillary

Charge Q'ty g 1,400

Type Flare

OD

(Liquid/Suction)

in(mm) 1/4 (6.35) 1/2 (12.7)
Dimensions (W x H x D) mm 1080 x 298 x 200 800 x 615 x 320
Net Weight kg 14.7 51.9

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSB-183PH/AH

8

MODEL

DSB-240A-R/240P-R

ITEM

Function Cooling
Class T1
Power AC 220~240V/ 50Hz
Capacity W 7,030

Btu/h 24,000

Dehumidification l/h 3.0

Running Current A 13.4
Power Input W 2,400
Starting Current A 73
Type Recipro
Model H2EB283ABKC
Capacitor 40µF/ 400VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 2µF 400VAC 5µF 400VAC

Motor Model Number IC-9430DWKF7A OSME-806DERC
Sound Level (Hi) dB(A) 44 57
Fan Speed (Hi) RPM 1,350 890

Control Capillary

Charge Q'ty g 1,900

Type Flare

OD

(Liquid/Suction)

in(mm) 3/8 (9.52) 5/8 (15.9)
Dimensions (W x H x D) mm 1080 x 298 x 200 872 x 675 x 325
Net Weight kg 14.7 64

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSB-240A-R/240P-R

MODEL

DSB-240AH-R/240PH-R

ITEM

Function Cooling & Heating
Class T1
Power AC 220~240V/ 50Hz
Capacity W 6,330/6,620

Btu/h 21,600/22,600

Dehumidification l/h 3.0

Running Current A 12.6/12.5
Power Input W 2,420/2,350
Starting Current A 73
Type Recipro
Model H2EB283ABKC
Capacitor 40µF/ 400VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 2µF 400VAC 5µF 400VAC

Motor Model Number IC-9430DWKF7A OSME-806DERC
Sound Level (Hi) dB(A) 44 57
Fan Speed (Hi) RPM 1,350 890

Control Capillary

Charge Q'ty g 1,900

Type Flare

OD

(Liquid/Suction)

in(mm) 3/8 (9.52) 5/8 (15.9)
Dimensions (W x H x D) mm 1080 x 298 x 200 872 x 675 x 325
Net Weight kg 14.7 64

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSB-240AH-R/240PH-R

9

10

MODEL

DSA-183A-R

ITEM

Function Cooling
Class T1
Power AC 220V / 60Hz
Capacity W 5,275

Btu/h 18,000

Dehumidification l/h 2.5

Running Current A 9.4
Power Input W 2,000
Starting Current A 52
Type Recipro
Model AWG5519EXN
Capacitor 25µF/ 400VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 2.0µF 400VAC 4.0µF 400VAC

Motor Model Number IC-9430DWKF7A IC-1625DWLF6B
Sound Level (Hi) dB(A) 44 56
Fan Speed (Hi) RPM 1,350 870

Control Capillary

Charge Q'ty g 1,400

Type Flare

OD (Liquid/Gas) in(mm) 1/4 (6.35) 1/2 (12.7)

Dimensions (W x H x D) mm 1080 x 298 x 200 800 x 615 x 320
Net Weight kg 14.7 63.5

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSA-183A-R

11

MODEL

DSA-183AH-R

ITEM

Function Cooling & Heating
Class T1
Power AC 220V/ 60Hz
Capacity W 5,275/5,420

Btu/h 18,000/18,500

Dehumidification l/h 2.5

Running Current A 9.4 / 8.8

Power Input W 2,000 / 1,900

Starting Current A 52

Type Recipro

Model AWG5519EXN

Capacitor 25µF/400VAC

Division Indoor Unit Outdoor Unit

Type Cross flow fan Propeller fan

Capacitor 2µF 400VAC 4µF 400VAC

Motor Model Number IC-9430DWKF7A IC-1625DWLF6B
Sound Level (Hi) dB(A) 43 56
Fan Speed (Hi) RPM 1,350 870

Control Capillary

Charge Q'ty g 1,500

Type Flare

OD

(Liquid/Suction)

in(mm) 1/4 (6.35) 1/2 (12.7)
Dimensions (W x H x D) mm 1080 x 298 x 200 800 x 615 x 320
Net Weight kg 14.7 63.5

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSA-183AH-R

MODEL

DSA-240A-R

ITEM

Function Cooling
Class T1
Power AC 220V/ 60Hz
Capacity W 7,030

Btu/h 24,000

Dehumidification l/h 3.0

Running Current A 11.7
Power Input W 2,500
Starting Current A 60
Type Recipro
Model AWG5524EXN
Capacitor 35µF/ 400VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 2µF 400VAC 5µF 400VAC

Motor Model Number IC-9430DWKF7A OBM-3010B
Sound Level (Hi) dB(A) 44 57
Fan Speed (Hi) RPM 1,350 950

Control Capillary

Charge Q'ty g 2,100

Type Flare

OD

(Liquid/Suction)

in(mm) 3/8 (9.52) 5/8 (15.9)
Dimensions (W x H x D) mm 1080 x 298 x 200 872 x 675 x 325
Net Weight kg 14.7 64

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSA-240A-R

12

MODEL

DSA-240AH-R

ITEM

Remark JIS C9812 SAA385386
Function Cooling & Heating
Class T1
Power AC 220V / 60Hz

Capacity

W 7,030/7,030 5,130

Btu/h 24,000/24,000 17,500

Dehumidification l/h 3.0

Running Current A 11.5/11.8 13
Power Input W 2,500/2,550 2,800
Starting Current A 60 –
Type Recipro
Model AWG5524EXN
Capacitor 35µF / 400VAC

Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 2µF / 400VAC 5µF / 400VAC
Motor Model Number IC-9430DWKF7A OBM-3010B1

Sound Level (Hi) dB(A) 44 57
Fan Speed (Hi) RPM 1,350 950

Control Capillary
Charge Q'ty g 2,200
Type Flare
OD (Liquid/Gas) in(mm) 3/8 (9.52) 5/8 (15.9)

Dimensions (W x H x D) mm 1080 x 298 x 200 875 x 675 x 325
Net Weight kg 14.7 65

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSA-240AH-R

13

14

MODEL

DSA-240AH/240PH

ITEM

Function Cooling & Heating
Class T1
Power AC 220V/ 60Hz
Capacity W 7,035 / 7,035

Btu/h 24,000 / 24,000

Dehumidification l/h 2.5

Running Current A 10.8 / 11.0
Power Input W 2,320 / 2,380
Starting Current A 65
Type Rotary
Model 55A2401T1JM
Capacitor 45µF/450VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 2µF 400VAC 5.0µF 400VAC
Motor Model Number IC-9430DWKF7A A2929GS010

Sound Level (Hi) dB(A) 44 57
Fan Speed (Hi) RPM 1,350 950

Control Capillary
Charge Q'ty g 1,800
Type Flare
OD

(Liquid/Suction)

in(mm) 3/8 (9.5) 5/8 (115.9)
Dimensions (W x H x D) mm 1080 x 298 x 200 875 x 675 x 325
Net Weight kg 14.7 65

Electrical

Data

Compressor

Fan

Motor

Refrigerant

(R-22)

Connection

◆DSA-240AH/240PH

15

2. OUTLINE AND DIMENSIONS

1

INDOOR UNIT

750

Plate Mounting

REMOCON

Connecting Pipe

Grille Insert

179

245

REMOTE CONTROLLER

Frame Grille

Body

Plate Mounting

◆DSB-071AH

16

◆DSB-093AH/123AH/123PH

17

Connecting Pipe

Body

Grille Insert

Plate Mounting

453

Filter-L Filter-R

REMOCON

1035

322

1035

◆DSB-182A-R/182P-R/182AH-R/182PH-R

205

18

Connecting Pipe

Body

Frame Grille

Grille Insert

Plate Mounting

430

710

1080

Filter-L Filter-R

REMOCON

◆DSB-183AH/183PH/240A-R/240P-R/240AH-R/240PH-R/F240P-R

DSA-183A-R/183AH-R/240A-R/240AH-R/240AH/240PH

200

298

19

Indoor Unit

• DSB-183LH/183LH-R/240LH-R, DSA-183LH-R/240LH-R

• DSB-182LH

• DSB-123LH/093LH

• DSB-121LH/122LH

• DSB-070LH/071LH/091LH/092LH

Indoor Unit

Indoor Unit

Indoor Unit

Indoor Unit

Installation Plate

Wall Hole (ø65)

Wall Hole (ø65)

Wall Hole (ø65)

Wall Hole (ø65)

Wall Hole (ø65)

Installation Plate

Installation Plate

Installation Plate

Installation Plate

90

40

97

53

181

184

50 325 235 140

35

181

8

55 400 320 135

40

355 285 122

40

121 385 385 121

40

40

17

80 460 400 140

50

◆INSTALLING THE INSTALLA TION PLATE

Unit : mm

• DSB-183AH/PH, 240A-R/P-R/AH-R/PH-R, F240P-R, DSA-183A-R/AH-R, 240A-R/AH-R/AH/PH

• DSB-182A-R/P-R/AH-R/PH-R

• DSB-123AH/123PH/093AH

• DSB-122L/122LH

• DSB-071AH

20

◆DSB-071AH/093AH/123AH/123PH

Outlet

Foot Cushion

Cabinet Front

Cabinet Side

Panel Top

Guide Support

SVC Cover

Servise Valve

Inlet

Outlet

Inlet

2

OUTDOOR UNIT

Inlet

Outlet

Outlet

Foot Cushion

Cabinet Front

Cabinet Side Panel Top Guide Support

SVC Cover

Servise Valve

580

800

320
360
400

Inlet

21

◆DSB-182A-R/182P-R/182AH-R/182PH-R/183AH/183PH, DSA-183A-R/183AH-R

◆DSB-240A-R/240AH-R/240P-R/240PH-R/F240P-R

DSA-240A-R/240AH-R

22

Inlet

323
350

380

Outlet

Outlet

Foot Cushion

Cabinet Front

Cabinet Side

Panel T op

Guide Support

SVC Cover

Servise Valve

Inlet

REMOTE CONTROLLER

Electrostatic Filter

Removes dust and particles
from the air

Deodorizing Filter

Removes bad smells from the air.

Air Inlet

O2 Hose Cover

Remote
Controller
Receiver

Power Plug

Remote Controller

Fan Direction
(Up, Down)

Air Outlet

Antibacterial Filter

Removes dust and
prohibits germs.

Lamp

◆DSB-071AH

23

1

NAME AND FUNCTION OF PARTS

Indoor Unit

3. OPERATION

24

◆DSB-093AH/123AH/123PH

Power Plug

Electric Dust Collector (DSB-123PH)
Electrostatic Filter

Removes dust and particles from the air

O2 HOSE COVER
(DSB-093AH/123AH)

Deodorizing Filter

Removes bad smells
from the air.

Air Inlet

Antibacterial
Filter

Removes dust and
prohibits germs.

Air Outlet Fan Direction

(Up, Down)

Remote Controller

Remote
Controller
Receiver

Lamp

R
E
M

O
T

E
C

O
N

T
R

O
L

L
E

R

25

◆DSB-182A-R/182P-R/182AH-R/182PH-R

Indoor Cover

Deodorizing Filter

Removes bad
smells from the air.

Test/Emergency/
Remote Switch

Slide to select
the desired position.

Indicators

Indicate the
AC setting.

Remote Sensor

Power PlugRemote Controller

Air Cleaning
Filters

Removes dust
and prohibits
germs.

Cold Air

Air In

Fan Direction

(Up/Down)

Fan Direction

(Left/Right)

ON

OFF

ENTERCANCEL

TIMER

RESET

FAN DIR.

FAN SPEED

MODE

SLEEP

ON/OFF

TEMP.

Electric Dust Collector

O2 HOSE COVER

(DSB-182A-R)

26

Indoor Cover

Electric Dust Collector

Deodorizing Filter

Removes bad
smells from the air.

Emergency/Remote Switch

O2 Hose Cover
(Models Oxygen)

Indicators

Indicate the
AC setting.

Remote
Sensor

Power Plug

LCD Remote
Controller

Air Cleaning Filters

Removes dust and
prohibits germs.

AIR OUT

AIR IN

Fan Direction

(Up/Down)

Fan Direction

(Left/Right)

M

O

D

E

S

L

E

E

P

O

N

/

O

F

F

T

I

M

E

R

E

N

T

E

R

/

C

A

N

C

E

L

F

A

N

S

P

E

E

D

T

U

R

B

O

/

M

I

L

D

F

A

N

D

I

R

.

◆DSB-183AH/183PH/240A-R/240AH-R/240P-R/240PH-R/F240P-R

DSA-183A-R/183AH-R/240A-R/240AH-R/240AH/240PH

(Oxygen Models)

27

◆DSB-071AH/093AH/123AH/123PH

Connection Cover

Remove cover to access the
AC connection
to the indoor unit.

Service Valves

The indoor and outdoor units
are connected by copper tubes
which are connected here.

AIR IN

AIR OUT

Connection Wire
O2 Hose Wire

(Oxygen Models)
Connection Pipes

Drain Hose

Outdoor Unit

28

◆DSB-182A-R/182P-R/183AH/183PH/182AH-R/182PH-R

DSA-183A-R/183AH-R

AIR IN

AIR OUT

Connection Cover

Remove cover to access the
AC connection from this unit to
the indoor unit.

Connection Wire

Drain Hose

O2 Hose Wire (Oxygen Models)

Connection Pipes

Service Valves

The indoor and outdoor
units are connected by
copper tubes which are
connected here.

Ground Wire
(Not supplied)

29

◆DSB-240A-R/240AH-R/240P-R/240PH-R/F240P-R

DSA-240A-R/240AH-R/240AH/240PH

Air Inlet

Air Outlet

Drain Hose

Connection Pipe

Connection wire
O2 Hose wire

(Oxygen Models)