Daewoo DSB-070L User manual
Service Manual
Split System Air
Conditioner
Model: DSB-070L
DSB-091L
DSB-121L
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. :DSB070L010
CONTENTS
1. Specifications..........................................................................................................2
2. Outline and Dimensions.........................................................................................5
3. Operation.................................................................................................................9
4. Wiring Diagram.....................................................................................................22
5. Refrigerant Cycle..................................................................................................24
6. Control Block Diagram .........................................................................................25
7. Electric Circuit Diagram........................................................................................26
8. Trouble Shooting...................................................................................................28
9. Key Components of Electronic Circuit.................................................................47
10. Disassembly Instructions .....................................................................................50
1) Indoor Unit........................................................................................................50
2) Outdoor Unit.....................................................................................................52
3) Exploded Diagram (Indoor Unit)......................................................................54
4) Exploded Diagram (Outdoor Unit)...................................................................59
5) Control Box Assembly......................................................................................65
Contents
2
1. SPECIFICATIONS
MODEL DSB-070L
ITEM
Function Cooling
Class T
Power AC 220-240V / 50Hz
Capacity W 2,051
Btu/h 7,000
Dehumidification l/h 0.89
Running Current A 2.9
Power Input W 680
Starting Current A 18
Type Rotary
Model QB 125PL 12B
Capacitor 25µF/370VAC
Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.0µ F 400VAC 1.8 µF 400VAC
Motor Model Number IC-8417DWKF5A IC-9625DWLF 5A
Control Capillary
Charge Q'ty g 800
Type Flare
OD
(Liquid/Suction)
in(mm) 1/4 (6.35) 1/2 (12.7)
Dimensions (W x H x D) mm 750 x 245 x 174 654 x 549 x 256
Net Weight kg 7.0 34
Electrical
Data
Compressor
Fan
Motor
Refrigerant
(R-22)
Connection
¡DSB-070L
3
MODEL DSB-091L
ITEM
Function Cooling
Class T
Power AC 220-240V / 50Hz
Capacity W 2,637
Btu/h 9,000
Dehumidification l/h 1.15
Running Current A 4.2
Power Input W 920
Starting Current A 21
Type Rotary
Model RBB090A001 QK 164PN12F
Capacitor 25µF / 370VAC 30µF / 370VAC
Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.0µ F 400VAC 1.8µF 400VAC
Motor Model Number IC-8417DWKF5A IC-9630DWLF5A
Control Capillary
Charge Q'ty g 1,000
Type Flare
OD
(Liquid/Suction)
in(mm) 1/4 (6.35) 1/2 (12.7)
Dimensions (W x H x D) mm 750 x 245 x 174 654 x 549 x 256
Net Weight kg 7.0 34
Electrical
Data
Compressor
Fan
Motor
Refrigerant
(R-22)
Connection
¡DSB-091L
4
MODEL DSB-121L
ITEM
Function Cooling
Class T
Power AC 220-240V / 50Hz
Capacity W 3,507
Btu/h 12,000
Dehumidification l/h 1.53
Running Current A 5.7
Power Input W 1,250
Starting Current A 34
Type Rotary
Model RCB 120A001
Capacitor 25µF / 400VAC
Division Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.0µ F 400VAC 3.5µF 400VAC
Motor Model Number IC-8428DWKG7C IC-9430DWLC5B
Control Capillary
Charge Q'ty g 1,300
Type Flare
OD
(Liquid/Suction)
in(mm) 1/4 (6.35) 1/2 (12.7)
Dimensions (W x H x D) mm 925 x 285 x 194 666 x 552 x 264(Before)
654 x 549 x 256(After)
Net Weight kg 9.7 34
Electrical
Data
Compressor
Fan
Motor
Refrigerant
(R-22)
Connection
¡DSB-121L
5
750
Plate Mounting
REMOCON
Connecting Pipe
Grille Insert
245
REMOTECONTROLLER
Frame Grille
Body
Plate Mounting
174
2. OUTLINE AND DIMENSIONS
1
INDOOR UNIT
¡DSB-070L/DSB-091L
6
REMOCON
Filter - L Filter - R
Grille Insert
Frame Grille
Body
Plate Mounting
Connecting Pipe
Plate Mounting
406
194
285
925
REMOTECONTROLLER
¡DSB-121L
7
256
549
654
2
OUTDOOR UNIT
¡DSB-070L/DSB-091L/DSB-121L(After)
Inlet
Inlet
Outlet
Outlet
Foot
Foot Cushion
Handle
Cabinet Side Panel Top Guide Support
Service Valve
Cabinet Front
8
Cabinet SideHandleCabinet Front Foot
264
334
Panel Top Cabinet Back
552
572
Inlet
AIR
Inlet
Outlet
Foot Cushion
Service Valve
666
¡DSB-121L(Before)
9
1
PARTS OF NAME AND FUNCTION
Indoor Unit
3. OPERATION
¡DSB-070L/DSB-091L
REMOTECONTROLLER
Electrostatic Filter
(option)
Deodorizing Filter
(option)
Air Inlet
Remote
Controller
Receiver
Power Plug
Remote Controller
Fan Direction
(Up, Down)
Air Outlet
Antibacterial
Filter
Lamp
This manual suits for next models
2
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