Daewoo DSB-181LH User manual
53
Service Manual
SPLIT SYSTEM AIR CONDITIONER
Model: DSB-181LH
DAEWOO ELECTRONICS CO., LTD.
OVERSEAS SERVICE DEFT.
S/M No. :DSB181L010
✔
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 .................................................................................3
3. Operation.....................................................................................................5
4. Wiring Diagram..........................................................................................18
5. Refrigerant Cycle.........................................................................................20
6. Control Block Diagram.................................................................................21
7. Electric Circuit Diagram................................................................................22
8. Trouble Shooting..........................................................................................25
9. Disassembly Instructions ...............................................................................41
1) Indoor Unit..............................................................................................41
2) Outdoor Unit...........................................................................................43
3) Exploded Diagram (Indoor Unit) ...............................................................44
4) Exploded Diagram (Outdoor Unit) ............................................................47
5) Control Box Assembly..............................................................................50
Contents
2
1. SPECIFICATIONS
MODEL DSB-181LH
ITEM
Function COOLING HEATING
Class T
Power 220~240V/ 50Hz
Capacity W 5,110 5,400
Btu/h 17,500 18,500
Dehumidification l/h 2.2
Running Current A 10.8 11.5
Power Input W 2,050 2,230
Starting Current A
Type Rotary
Model 2JS350D6BA02
Capacitor 35µF/370V AC
Indoor Unit Outdoor Unit
Type Cross flow fan Propeller fan
Capacitor 1.2µF/450V AC 3µF/370V AC
Motor Model Number IC-9425 DWKC 5A AM 12DPD04
Control Capillary
Charge Q'ty g 1320
Type Flare
OD
(Liquid/Suction)
in(mm) 1/4 (6.35) 1/2 (12.7)
Dimensions (W x H x D) mm 1,035 x 322 x 205 800 x 615 x 277
Net Weight kg 12.1 51.9
Electrical
Data
Compressor
Fan
Refrigerant
(R-22)
Connection
◆DSB-181LH
3
1035
205
322
453
¿¬ áÆÄ ÇÁ
º® Á¤ÆÇ
½Ç³»± ¸é±
2. OUTLINE AND DIMENSIONS
1
INDOOR UNIT
DSB-181LH
Connecting Pipe
Filter-L Filter-R
Grille Insert
Body
Plate Mounting
REMOCON
453
1035
4
277
367
615
800
2
OUTDOOR UNIT
DSB-181LH
Inlet
Inlet
Outlet
Foot
Handle
Panel Top
Cabinet
Service Valve
Discharge
Grille
5
1
PARTS OF NAME AND FUNCTION
Indoor Unit
3. OPERATION
◆DSB-181LH
Indoor Cover
Electrostatic Filter
Removes dust
particles from the air.
(Option Filter)
Deodorizing Filter
Removes bad
smells from the air.
(Option Filter) Emergency/
Remote Switch
Slide to select
the desired position.
Indicators
Indicate the
AC setting.
Remote Sensor
Power Plug
Air Cleaning
Filters
Removes dust
and prohibits
germs. AIR OUT
Air In
Sensor Wire
Fan Direction
(Up/Down)
Fan Direction
(Left/Right)
ON OFF ENTER CANCEL
TIMER RESET
FAN DIR.
FAN SPEED
MODE
SLEEP
ON/OFF
TEMP.
LCD Remote Controller
6
●DSB-181LH
■
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”.
■
There is a switch panel at inside of Front Panel.
At the time of operating, open the Front Panel.
Emergency switch can be used when the remote
controller is lost or Testing.
Remote switch is usually used by remote controller.
Indoor Unit Display Switch Panel
ON (Red)
Lights when the
operation is going on.
Air clean (Green)
Timer (Yellow)
Lights during the time
reservation mode.
Quick (Red)
Lights during the
time Quick
Mode.
Timer
Quick
Airclean
ON
EMERGENCY REMOTE
7
Outdoor Unit
● DSB-181LH
AIR IN
AIR OUT
AC Cover
Remove cover to
access the AC
connection from
this unit to the
indoor unit.
Connection Wire
Drain Hose
COPPER TUBING
Service Valves
The indoor and outdoor
units are connected by
copper tubes which are
connected here.
Grounding Screw
Ground the unit here.
Ground Wire
(Not supplied)
8
Name of Each Button
2
REMOTE CONTROLLER
●DSB-181LH
MODE
SLEEP
ON/OFF
TIMER
ENTER/
CANCEL
FAN SPEED
TURBO/MILD
Display
Displays information
pertaining to unit.
TURBO/MILD
Press to be colder the unit.
TIMER ENTER/CANCEL Button
Press to enter a timer setting or
to cancel timer setting
TIMER ON/OFF Button
Press to set the unit of or on time.
(0.5, 1, 1.5, 2, 2.5, 3, 4, 5, 6, 8,
10, 12, 16, 20, 24hr)
MODE Button
Press to cycle through the modes
(Auto/Quick/Cooling/Fan/Dry)
SLEEP Button
Press to set the unit for
the sleep mode.
FAN DIR. Button
Press to select up/down
direction for fan.
FAN DIR. Button
Press to select left/right
direction for fan.
ON/OFF Button
Press to turn the unit
on or off.
TEMPERATURE Buttons
Press to raise or lower
the desired temperature.
FAN SPEED Button
Press to select the fan speed
(High " ", Middle " ",
Low " ").
COVER
Slide down to access most
of the remote buttons.
Slide down further to
access the battery
compartment.
AUTO
FAN DIR.
FAN DIR.
9
Replacing Batteries
3
REMOTE CONTROLLER DISPLAY
Open the cover after
pressing the arrow
direction and pulling out.
Put the drycell by
direction. Close the cover after
pushing into arrow
direction.
123
+–
+–
● DSB-181LH
MODE Indicators (Auto/Quick/Cool/Fan/Dehumidifier/Heat)
Lights to indicate the mode selected.
TIMER Indicators (Include sleep)
Lights to indicate the timer function mode.
TEMPERATURE & RESERVATION TIME lndicators
Lights to indicate the temperature or time.
FAN DIRECTION Indicators
Lights to indicate the
fan direction.
NATURAL Indicator
Lights to indicate the
speeds simulating a loreeze.
FAN Indicators
Lights to indicate
the fan speed.
AUTO
+–
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