Daewoo DWC-121R User manual

Manual de Servicio
Acondicionador de Aire Tipo Ventana
Modelo:

CONTENTS
1. Specifications................................................................................................2
2. Operation.....................................................................................................3
3. Wiring Diagram..........................................................................................10
4. Refrigerant Cycle.........................................................................................11
5. Control Block Diagram.................................................................................12
6. Circuit Diagram..........................................................................................13
7. Trouble Shooting..........................................................................................16
8. Key Components of Electronic Circuit............................................................26
9. Disassembly Instructions ...............................................................................28
10. Exploded Diagram and Parts List...................................................................30
Contents
1

2
1. SPECIFICATIONS
ITEM MODEL DWC-121R DWA-121R DWA-122R DWB-121R DWB-122R DWB-123R DWA-150R DWA-151R
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
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 1,232 1,836 1,786
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 35µF/400VAC 30µF/400VAC 35µF/400VAC
Model
Motor Capacitor
12µF/370VAC
Indoor-Fan Blower-Fan
Outdoor-Fan Propeller-Fan
Refrigerant(R-22)
Control Capillary
Charge Q’ty (g) 24.0 oz (680 g) 26.1 oz (740 g) 27.9 oz (790 g) 25.7 oz (730 g) 24.3 oz (690 g) 26.8 oz (760 g) 27.9 oz (790 g) 27.5 oz (780 g)
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)
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
Energy Efficiency
Ratio
Dehumidification
Electrical Data
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

3
1
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
6
9
3
2
0
7
q
4
8
5
3
2
7
4
8
5
1
1

4
2
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
✽ Do not use the REMOTE CONTROLLER before the lamp lights. If use, the “°F ” temperature display can
change to “°C” temperature display (only “°F” temperature display model).

5
3
REMOTE CONTROLLER DISPLAY
Room Air-conditioner
FAN
TURBO
COOLING
ROOM TEMP
TEMP
DESIRED TEMP
TIMER
SENSOR
MODE POWER
FAN
SPEED AUTO SWING
88
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.

Replacing Batteries
6
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
–+
–+

7
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
4
DESCRIPTION OF FUNCTIONS
Unit ON
Unit OFF
SET Time HOUR
ON
OFF
ON-Timer
Unit ON
Unit OFF
SET Time HOUR
ON
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
(
(

8
(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)
•The unit will not operate after 4 hour.
• Mode II (L2)
•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.
In normal operation, there is a time delay of three minutes between turn off and turning back on including
initial power up.
Sleep Mode
3min. Time Delay of Compressor
0 0.5 1.0 HOUR
SET TIME
Desired
Difference
desired temperature
between room
temperature (°C) 0.5°C0.5°C0.5°C
Temperature
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 COOL TURBO
HHHH
MMM -
LLL-
1
11
2hr 2hr 2hr 2hr 2hr
Desired
+1˚CTemperature +1˚C
SET ON
SET OFF
1°C1°C
1°C

9
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
(1) Cooling Condition
1Fan Speed: High speed
2Set temperature:16˚C(Fixed)
3Compressor and Fan
Turbo Mode(Powerful Cooling)
-1
OFF ON
(Room temperature-18˚C)
01
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
1 Room air thermistor short or open.