Daewoo DWC104R010 User manual

Manual de Servicio
Acondicionador de Aire Tipo Ventana
Modelo: DWA Y DWC 125R

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..........................................................................................17
8. Key Components of Electronic Circuit............................................................24
9. Disassembly Instructions ...............................................................................26
10. Exploded Diagram and Parts List.........................................................................27
Contents

2
1. SPECIFICATIONS
ITEM MODEL DWC-104R DWC-125R DWA-125R DWA-145R
Function Cooling only
Power source AC 115V, 60Hz AC 208~230V, 60Hz
Cooling Capacity Btu/h 10,000 12,100 12,000 14,000
Kcal/h 2,520 3,049 3,024 3,528
Energy Efficiency Btu/Wh 10.0 10.1 10.1 10.0
Ratio Kcal/Wh 2.50 2.54 2.55 2.47
Dehumidification Pts/h 3.17 3.40 2.45 3.93
g/h 1,441 1,545 1,114 1,786
Electrical Data Power Input (W) 1,000 1,200 1,190 1,420
Running Current (A) 8.6 11.5 5.3 6.5
Type Rotary
Compressor Model 44B092HX1JF QK164CBH QK164KBB QJ196KBD
Capacitor 45µF/370VAC 50µF/370VAC 30µF/370VAC 25µF/370VAC
Model
AM12DWD10/OBM-2501K1 AM12DWD10/OBM-2501K1 AM12DWD12/OBM-2502U1 AM12DWD11/OBM-2503U1
Fan Motor Capacitor 12µF/370VAC 12µF/370VAC 5µF/370VAC 4µF/370VAC
Indoor-Fan Blower-Fan
Outdoor-Fan Propeller-Fan
Refrigerant (R-22) Control Capillary
Charge Amount(g) 19.8 oz(560g) 25.7 oz(730g) 26.1 oz(740g) 23.6 oz(670g)
Dimensions Unit (W x H x D)
Packing (W x H x D)
Weight Net Weight 81.6 lbs(37Kg) 88 lbs(38.8Kg) 92 lbs(42Kg)
Gross Weight 84.9 lbs(38.5kg) 89 lbs(40.3Kg) 96 lbs(43.5Kg)
23.6(W) x 14.9(H) x 21.0(D) inch (600(W) x 380(H) x 535(D))
26.1(W) x 18.1(H) x 22.6(D) inch (663(W) x 460(H) x 573(D))

3
1
PARTS OF NAME AND FUNCTION
2. OPERATION
NO PART NAME
1 AIR FILTER
2 INLET GRILLE
3 CABINET
4 BLADE VERTICAL
5 PANEL CONTROL
6 REMOTE CONTROLLER
NO PART NAME
7 BLADE HORIZENTAL
8 AIR VENT
9 GRILLE FRONT
10 FRAME GUIDE TOP
11 FRAME WINDOW KIT
12 SHUTTER WINDOW
6
4
0
q
7
w
8
59
5
3
2
1
3
4
8
2
7
1
9
RoomAir-conditioner
RoomAir-conditioner

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.
(Low→Mid→High→Low)
TIMER/
CANCEL
FAN SPEED
TEMP
SLEEP
MODE
AUTO
SWING

5
3
REMOTE CONTROLLER DISPLAY
AUTO SWING
• Everytime you push this button, the auto swing mode is toggled.
MODE FAN SPEED AUTO SWING POWER
Room Air-conditioner
Fan
Turbo
Cooling 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. (Low→Mid→High→Low)
CAUTION
• When you turn off the unit with cooling mode, the Fan still work for about 10 seconds.

6
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
–+
–+

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
-2°C

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.
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 (low speed, mid speed, high speed).
(2) Remote controller setting fan speed. (L, M, H)
(3) Relation of operating mode between fan speed.
FAN ONLY COOL TURBO
HHHH
MMM -
LLL-
2hr 2hr 2hr 2hr 2hr
Desired
+1˚CTemperature +1˚C
SET ON
SET OFF
1°C
1°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
Cooling Condition
1Fan Speed: High speed
2Set temperature:16˚C(Fixed)
3Compressor and Fan
Turbo Mode(Powerful Cooling)
-2
OFF ON
(Room temperature-16˚C)
0
Self-Diagnostic Function
The control will contain diagnostic test to verify the integrity of the system.
Error Code Display
Although the error code appears, the unit runs continuously.
ERROR CODE 88 LED DISPLAY ERROR CONTENTS
1 Room air thermistor short or open.

10
3. WIRING DIAGRAM

11
4. REFRIGERANT CYCLE
Evaporator
Capillary tube
Blower fan
Condenser
Propeller fan
Accumulator
Compressor
M MOTOR
Capillary tube
Charge Quantity
DWC-104R
ID 1.4Øx L800
560g
DWC-125R
ID 1.6Øx L800
730g
DWA-125R
ID 1.6Øx L800
740g
DWA-145R
ID 1.6Øx L1000
670g
Model Name
Contents

12
5. CONTROL BLOCK DIAGRAM

13
6. CIRCUIT DIAGRAM

14
Part List
LOC. CODE PART NAME SPEC QTY REMARK
CN1 3108803500 PIN GP881206-2(250) 1
CN2 3108802500 WAFER YW396-03AV 1
CN3 3108805500 WAFER YPW500-04V 1
CN4 3108806500 WAFER SMW250-15 1
CN5 3108804200 WAFER SMW250-02 1
VAR D15G561K-- VARISTOR 15G561K/350V 1
CL1 CLV-B3104M C-LINE ACROSS 275V 104K(PILKOR) 1
CLIP 3107000600 FUSE CLIP AFC-520 2
FUSE 5FVLB3152L FUSE GLASS TUBE 250V/50T 3.15A 1
CE1 CEXE2W106C C-ELEC 10UF 450V SD 1
CE2 CEXE2W106C C-ELEC 10UF 450V SD 1
CE3 CEXE1C107C C-ELEC 100MF 16V SD 1
CE4 CEXE1V477C C-ELEC 470MF 35V SD 1
CE5 CEXE1C475A C-ELEC 4.7MF 50V SD 1
CE6 CEXE1C106A C-ELEC 10MF 16V SS 1
CC1 CCXE1H104M C-CERA 104M 50VDC 1
CC2 CCXE1H104M C-CERA 104M 50VDC 1
CC3 CCXE1H104M C-CERA 104M 50VDC 1
CC4 CCXE1H104M C-CERA 104M 50VDC 1
CC5 CCXE1H104M C-CERA 104M 50VDC 1
CC6 CCXE1H103M C-CERA 103M 50VDC 1
CC8 CCXE1H104M C-CERA 104M 50VDC 1
D2 DZUF203--- DIODE UF203 1
D3 DZN5241B-- DIODE ZENOR 1N5241B 1
D4 DZN4007A-- DIODE IN4007A 1
D5 DZN4007A-- DIODE IN4007A 1
D6 DZN4007A-- DIODE IN4007A 1
D7 DZN4007A-- DIODE IN4007A 1
R1 RD-4K102J- R CARBON FILM 1/4 1K OHM J 1
R2 RD-4K102J- R CARBON FILM 1/4 1K OHM J 1
R3 RD-4K101J- R CARBON FILM 1/4 100 OHM J 1
R4 RD-4K102J- R CARBON FILM 1/4 1K OHM J 1
R5 RD-4K562J- R CARBON FILM 1/4 5.6K OHM J 1
R6 RD-4K102J- R CARBON FILM 1/4 1K OHM J 1
R7 RD-4K331J- R CARBON FILM 1/4 330 OHM J 1
R8 RN-4K1002F R METAL FILM 1/4 10.0K OHM F 1
R11 RN-4K4322F R METAL FILM 1/4 43.2K OHM F 1 Centigrade
R12 RD-4K103J- R CARBON FILM 1/4 10K OHM J 1
R13 RD-4K102J- R CARBON FILM 1/4 1K OHM J 1
YC1 CH1BFB222K C CERA 2200PF,250V,Y1 1
L1 52C102K000 CHOKE COIL 1MH,0.5A 1
BZ1 3105698200 BUZZER DP-2520BA 1
OSC1 5PCRTL8MS0 RESONATOR CRTL8.00MSOT 1
TRS1 5EMU1916-- TRANS SMPS 264P,1916 1
RL1 5SC0101210 RELAY UKH-12S 1
● MAIN PCB AS PART LIST (3114306200)
✔ Caution: In this Service 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)

15
LOC. CODE PART NAME SPEC QTY REMARK
RL2 5SC0101310 RELAY US11-12S 1
RL3 5SC0101310 RELAY US11-12S 1
RL4 5SC0101310 RELAY US11-12S 1
RL5 5SC0101310 RELAY US11-12S 1
PCB 3114306210 PCB MAIN 80X130X1.6T, FR1 1
IC1 1L7805CV-- IC REGULATOR L7805CV 1
IC5 1KA7042P-- IC RESET KIA7042P 5L 1
D1 DZST02D200 DIODE ST02D-200 1
IC2 1TNY264P-- IC SMPS TNY264P 1
IC3 1KD65004AP IC DRIVER KID65004AP 1
IC4 13GS4K75-- IC MICOM TMP87C809BN 1
PC1 1TLP421--- IC PHOTOCOUPLER TLP421 1
LOC. CODE PART NAME SPEC QTY REMARK
CN1 3108806600 WAFER SMAW250-15 1
CC1 CCXE1H103M C-CERA 103M 50VDC 1
D1 DZN4148FTB DIODE 1N4148 AUTO 26MM 1
D2 DZN4148FTB DIODE 1N4148 AUTO 26MM 1
D3 DZN4148FTB DIODE 1N4148 AUTO 26MM 1
R1 RD-4K121J- R CARBON FILM 1/4 120 OHM J 1
R2 RD-4K121J- R CARBON FILM 1/4 120 OHM J 1
R3 RD-4K121J- R CARBON FILM 1/4 120 OHM J 1
R4 RD-4K121J- R CARBON FILM 1/4 120 OHM J 1
R5 RD-4K121J- R CARBON FILM 1/4 120 OHM J 1
R6 RD-4K121J- R CARBON FILM 1/4 120 OHM J 1
R7 RD-4K121J- R CARBON FILM 1/4 120 OHM J 1
R8 RD-4K103J- R CARBON FILM 1/4 10K OHM J 1
R9 RD-4K103J- R CARBON FILM 1/4 10K OHM J 1
SW1 3109300900 S/W TACT JTP 1212 1
SW2 3109300900 S/W TACT JTP 1212 1
SW3 3109300900 S/W TACT JTP 1212 1
SW4 3109300900 S/W TACT JTP 1212 1
SW5 3109300900 S/W TACT JTP 1212 1
SW6 3109300900 S/W TACT JTP 1212 1
PCB 3114306110 FRONT PCB 121X69.5X1.6T,FR1 1
RCV1 1354HF2--- RECEIVER MODULE 354HF2 1
SEG1 3103003710 LED SEGMENT DDG-5026M1(ANODE) 1
L1 DDLG5031D- LED DLG-5031D(GRN) 1
L2 DDLG5031D- LED DLG-5031D(GRN) 1
L3 DDLG5031D- LED DLG-5031D(GRN) 1
L4 DDLG5031D- LED DLG-5031D(GRN) 1
TR1 TKRC102M-- TR KRC 102-M 1
TR3 TKRC102M-- TR KRC 102-M 1
TR5 TKRC102M-- TR KRC 102-M 1
TR7 TKRC102M-- TR KRC 102-M 1
TR2 TZTC3198Y- TR KTC3198Y 1
TR4 TZTC3198Y- TR KTC3198Y 1
TR6 TZTC3198Y- TR KTC3198Y 1
● FRONT PCB AS PART LIST(31143 06100)
✔ Caution: In this Service 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)

16
NO PART NAME SPEC PART CODE Q’TY REMARK
1 CASE-A ABS380 3101100510 1
2 CASE-B BAS380 3101100600 1
3 CUSHION KEY SILICON 6U 3101405900 1
4 SPRING A SUS304 3105100600 1
5 SPRING B SUS304 3105100700 1
6 COMMON SPRING SUS304 3105100800 1
7 SCREW A M1.9*6.5 3108495110 3
8 RESONATOR RJ-455BL 5ZAR455--- 1 X1
9ELEC 10VB 47M CEAF10475M 1 C1
CONDENSOR
10 CHIP CONDENSOR CETMK212F221Z-T HCQD220MQ 2 C2,3
11 CHIP RESISTOR 1/10W 1.5 OHM HRFT159JCP 1 R1
12 CHIP RESISTOR 1/10W100K OHM HRFT104JCP 3 R2,3,4
13 TRANSISTOR STN2222 TSTN2222- 1 Q1
14 LED IR SI5312-H DS5312-H-- 1 IR1
15 IC REMOCON PT2221 14EZPT2221 1 U1
16 COVER BTRY ABS 3101405900 1
17 PCB REMOCON FR-1 3104302000 1
18 HOLDER ABS 3103003400 1
REMOCON
●Remocon ASS’Y(3108402950)
✔ Caution: In this Service 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)

17
7. TROUBLE SHOOTING
Error Code 1(Er)
1Check the connector of room air thermistor. (or connecting wire)
2Check soldering of connecting on control P.C.B. (Error of soldering or short)
3Check the resistance of room air thermistor.
“Press the temperature Keys (Up & Down), Error code is displayed.”
Self-Diagnostic Function
The power is applied to the unit
Check the voltage between “CN1”
and
“RL1(N)”of Main P.C.B
Check the
Breaker or Fuse
Self Diagnostic
function is ON
Check according to
self Diagnostic function
Main P.C.B defect
Check the unit display
is all off?
Press the ON/OFF button of
Remote Control or Front Panel
Is the unit display all off?
Pull out the power plug
and then insert the power plug
after 5 second
Main P.C.B is normal
Recheck from the beginning
Rating voltage more than 90%
Rating voltage
under 90%
No No
No
Yes Yes
Unit Not Run

18
- Check the following at cooling mode
Check the voltage between “CN1”
and
“RL1(COMP)”of Main P.C.B
Check the compressor wiring
Check the Relay(RL1)
Check the wiring of outdoor unit
Check the compressor
(Check the winding resistance)
Check the compressor capacitor
Check the connecting
wire between Main
P.C.B and the
compressor
Change Relay(RL1)
Change the
compressor.
Check the Main P.C.B
the circuit for relay
driving.
Rating voltage
less than 90%
NG
Open or Short
Rating voltage
less than 90%
Rating voltage more than 90%
Rating voltage more than 90%
OK
Only Compressor Do not Run

PCB DRIVING DESCRIPTION