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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

Содержание DWA-125R

Страница 1: ...Manual de Servicio Acondicionador de Aire Tipo Ventana Modelo DWA Y DWC 125R ...

Страница 2: ...ion 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 ...

Страница 3: ...r 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 2...

Страница 4: ...LET 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 5 9 5 3 2 1 3 4 8 2 7 1 9 Room Air c ondit ioner Room Air c ondit ioner ...

Страница 5: ...ou 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 Everytim...

Страница 6: ... 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 selecte...

Страница 7: ...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 ...

Страница 8: ... 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 C Temperature 2 C ...

Страница 9: ...ton 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 C 0 5 C 0 5 C Temperature Fan Speed 1 Motor speed low speed mid speed high speed 2 Remote controller setting f...

Страница 10: ...ling Condition 1 Fan Speed High speed 2 Set temperature 16 C Fixed 3 Compressor 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 ...

Страница 11: ...10 3 WIRING DIAGRAM ...

Страница 12: ...ary tube Blower fan Condenser Propeller fan Accumulator Compressor M MOTOR Capillary tube Charge Quantity DWC 104R ID 1 4Ø x L800 560g DWC 125R ID 1 6Ø x L800 730g DWA 125R ID 1 6Ø x L800 740g DWA 145R ID 1 6Ø x L1000 670g Model Name Contents ...

Страница 13: ...12 5 CONTROL BLOCK DIAGRAM ...

Страница 14: ...13 6 CIRCUIT DIAGRAM ...

Страница 15: ...241B 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...

Страница 16: ...RBON 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...

Страница 17: ...Q 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 i...

Страница 18: ...r 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...

Страница 19: ...he 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 ...

Страница 20: ...PCBDRIVINGDESCRIPTION ...

Страница 21: ... Power source circuit Diode D4 D7 Rectifier Diodes Condenser CE1 and CE2 Smoothing circuit components DC 12V Power output is made by switching performance of Device IC2 and TRS1 DC 12V Power is used for Relay and Buzzer driving DC 5V is regulated by IC1 It is used for LED display Sensor Key and Micom driving Regulation of DC12V is performed by PC1 and its voltage feedback signal And the others are...

Страница 22: ...nput voltage is as following Port 10 of IC1 is a type of temperature display option port It is determined by ratio between R11 and R12 Relation between R1 and Display temperature type is as following Temperature C 5 0 5 10 15 20 25 30 35 Sensor resistance KΩ 43 67 33 40 25 79 20 10 15 80 12 52 10 00 8 05 6 52 Input Voltage V 0 932 1 152 1 397 1 661 1 938 2 220 2 500 2 770 3 027 R11 KΩ 43 2 OPEN In...

Страница 23: ...an signal drive circuit R1 R7 LED current limit resistance for 6 high current output port 12 13 15 16 17 18 Port 19 Port 24 of IC4 Key signal input by scan Oscillatory frequency is 8MHz It is made up resonator oscillatory frequency Oscillatory wave is sine wave shape The remote control signal input is detacted at port 5 of IC4 CE6 and CC8 Noise protection parts ...

Страница 24: ...lay ON and OFF drive signal output IC3 Relay ON and OFF drive device Fan Motor ON OFF and Speed control RL2 RL3 RL4 Compressor ON OFF control RL1 Swing Motor ON OFF control RL5 Buzzer is operated by Port 26 of IC4 Operative frequency is 2 KHz 1 2 duty pulse ...

Страница 25: ...24 1 IC4 TMP87C809N MICOM 2 IC2 TNY264 SMPS SWITCH IC 8 KEY COMPONENTS OF ELECTRIC CIRCUIT ...

Страница 26: ... 7 10 OUT 7 GND 8 9 COMMON FREE WHEELING DIODES COM 10 5K 7 2K 3K Top View Equivalent Circuit 100K 500 100 100 0 3 10K 6K 500 1K 5K 28K 6K 30pF 2K 5K 200 240 1 4 K 2 7 K 3 3 K 0 19K INPUT OUTPUT GND SCHEMATIC DIAGRAM 1 2 3 Fin 2 is ground for Cose 221A Case is ground for Case 1 Pin 1 INPUT 2 GROUND 3 OUTPUT TSUFFIX PLAASTIC PACKAGE CASE 221A TO 220TYPE KID65004AP ...

Страница 27: ...he bottom of the grille lift it Remove screw which fasten Frame Grille with driver Disassemble Frame Grille from chassis 2 Remove the unit from Cabinet Remove screws 2 point from the unit s sides Pull the unit from cabinet 3 Remove Holder Scroll 4 Remove Scroll upper 5 Remove Ass y Control Box Remove screws 4 point Remove wires in the each components 6 Remove wires in the Panel Housing 7 Remove sc...

Страница 28: ...L OD7 94 T0 6 DWC 104R 13 3104423140 PIPE SUCTION 1 C1220T 0L DWC 125R 3104423170 PIPE SUCTION 1 C1220T 0L DWC 104R 14 3100061602 PIPE CAPILLARY AS 1 C1220T 0L DWC 125R 3100061670 PIPE CAPILLARY AS 1 C1220T 0L DWC 104R 15 3117142600 COMP AS 1 LG QK164CBJ 115V 60HZ DWC 125R 3117144300 COMP AS 1 SS 44B092HX1JF 115V 60HZ DWC 104R 16 3104425870 PIPE DISCHARGE 1 C1220T 0L DWC 125R 31044258A0 PIPE DISCH...

Страница 29: ...5A Centigrade 3114307800 PCB MAIN 1 12K CHASSIS FUSE 250V 3 15A Farenheit 41 3114306100 PCB FRONT 1 WRAC 12K CHASSIS 42 5EPU040000 TRANSFORMER 1 DWA 220B 115V 60HZ 43 3111372B20 POWER CORD 1 SJT 3 16 AWG 125V 13A UL MEXICO 44 3109507400 CAPACITOR 1 370VAC 12 50µF DWC 125R 3116907100 CAPACITOR 1 370VAC 12 45µF DWC 104R 45 3101200600 CLAMP CAPACITOR 1 SGCC T0 8 46 3108004800 MOTOR SWING 1 ST 16 120V...

Страница 30: ...K196KBD 208 230V 60HZ DWA 145R 16 3104425870 PIPE DISCHARGE 1 C1220T 0L DWA 125R 3104425880 PIPE DISCHARGE 1 C1220T 0L DWA 145R 17 3100063500 PIPE COND OUT AS 1 DWC 121C DWA 125R 3100063510 PIPE COND OUT AS 1 DWA 145C DWA 145R 18 3100063400 PIPE COND IN AS 1 C1220T 0L T0 7 OD7 DWA 125R 3100063410 PIPE COND IN AS 1 C1220T 0L T0 7 OD7 DWA 145R 19 3106800300 ASS Y CONDENSER 1 DWC 121C 3R 2C ø7 0 P1 5...

Страница 31: ... 41 3114306100 PCB FRONT 1 WRAC 12K CHASSIS 42 5EPU040000 TRANSFORMER 1 DWA 220B 115V 60HZ 43 3111362B30 POWER CORD 1 SJT 3 18 AWG 250V 44 3109507000 CAPACITOR 1 370VAC 5 30µF DWA 125R 3109505300 CAPACITOR 1 370VAC 4 25µF DWA 145R 45 3101200600 CLAMP CAPACITOR 1 SGCC T0 8 46 3108009700 MOTOR SWING 1 ST 16E 220VAC 60HZ 47 3100508510 BOX CONTROL 1 SGCC T0 8 410 331 ZERO SP 48 3106600510 SCROLL UPPER...

Страница 32: ...3 DWC 104R DWC 125R DWA 125R DWA 145R EXPLODED DIAGRAM ...

Страница 33: ...1 ...

Страница 34: ...R010 DAEWOO ELECTRONICS CORP 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA TELEX DWELEC K28177 8 CABLE DAEWOOELEC FAX 02 590 6291 TEL 02 360 7114 590 6151 5 http www dwe co kr PRINTED DATE JAN 2004 ...

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