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Daewoo DWC-121R, Service Manual, Page: 39 / 41

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Daewoo DWC-121R Service Manual Download Page 39

■ 

DW

✻

-124R, DWA-152R EXPLODED DIAGRAM (NOTE: 

✻→

A or B or C)

Summary of Contents for DWC-121R

Page 1: ...1R DWB 123R DWA 150R DWA 151R DWA 152R 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 la...

Page 2: ...n 3 3 Wiring Diagram 12 4 Refrigerant Cycle 13 5 Control Block Diagram 14 6 Circuit Diagram 15 7 Trouble Shooting 18 8 Key Components of Electronic Circuit 28 9 Disassembly Instructions 30 10 Exploded...

Page 3: ...Outdoor Fan Propeller Fan Refrigerant R 22 Control Capillary Charge Q ty g 680 740 790 730 690 760 790 780 Dimensions Unit W x H x D Packing W x H x D Weight Net Weight 88 lbs 38 8Kg Gross Weight 89...

Page 4: ...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 S...

Page 5: ...NEL CONTROL 6 REMOTE CONTROLLER NO PART NAME 7 BLADE HORIZENTAL 8 AIR VENT 9 FRAME GRILLE 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 on...

Page 6: ...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 desire...

Page 7: ...he 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 but...

Page 8: ...on 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 pu...

Page 9: ...he 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 sha...

Page 10: ...essor 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...

Page 11: ...EP 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 Comp...

Page 12: ...below Auto swing Fixed 1 Cooling Condition 1 Fan Speed High speed 2 Set temperature 16 C Fixed 3 Compressor and Fan Turbo Mode Powerful Cooling 1 OFF ON Room temperature 18 C 0 1 Self Diagnostic Funct...

Page 13: ...12 3 WIRING DIAGRAM 3103529000...

Page 14: ...Accumulator Compressor M MOTOR Capillary tube Charge Quantity DWA 121R ID1 6 x L800 740g DWA 122R DWA 124R 790g DWB 121R 730g DWB 122R DWB 124R 690g DWC 121R DWC 124R 680g DWB 123R 760g DWA 150R 790g...

Page 15: ...de Lamp Remocon Signal Receiver Cooling mode Lamp Room Temp Lamp Desired Temp Lamp Timer Lamp Operating Mode Remote controller Fan speed Timer selection Auto swing Temp setting ON OFF Sleep A D Conver...

Page 16: ...15 6 CIRCUIT DIAGRAM...

Page 17: ...3108802700 1 CN6 22 WAFER YW500 02V 3108803000 1 CN7 23 WAFER SMW250 02 3108804200 1 CN3 24 WAFER SMW250 08 3108804000 1 CN2 25 WAFER SMW250 10 3108802100 1 CN1 26 WAFER YF254S 02 3108804300 1 TEST 2...

Page 18: ...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 SCR...

Page 19: ...is applied to the unit Check the voltage between POWER and RL1 of Main P C B 4 1 Check the Breaker or Fuse Self Diagnostic function is ON Check according to self Diagnostic function Main P C B defect...

Page 20: ...e 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...

Page 21: ...PCBDRIVINGDESCRIPTION...

Page 22: ...isplay AC voltage of secondary Power Transformer is rectified by 4 Diode and it is filtering by Main Condensor C2 Filtered DC voltage is about 17V is regulated 12V DC by Regulator IC7812 And it is reg...

Page 23: ...22 Oscillation 2 1 2 8 MHz MICOM VDD 10 VSS 10 Fig 2 1 DESCRIPTION Oscillatory Frequency drive Micom it is made up 8MHz resonator oscillatory Freqency Ocillatory wave is as following Fig 2 1...

Page 24: ...M 15 R4 300 C13 0 01 R3 12 7K Vcc ROOM PT K43C 2 1 DESCRIPTION Number 15 of Micom is Terminal of A D convertor Input Room temperature is sensing by change of Thermister Resistance Micom is put in 5V b...

Page 25: ...5 which is gotten field of Carrier 38KHz from Receive Module Signal Wave repeat third as following Fig 5 1 But in Secondary Wave Custom Code is Reversed Face Remote Controller 4 LEADER CODE CUSTOM CO...

Page 26: ...25 DESCRIPTION MICOM Power is supplied 5V at Number 28 using VDD Number 6 using Analog Reference of A D Converter C9 C10 is Ripple filter Micom Power Supply 5 MICOM 28 14 6 C10 100 F 16V C9 104 Vcc 5V...

Page 27: ...3 7042 3 1 2 4 2V H L t t POWER ON Vcc 5V DELAY TIME FOR POWER ON RESET DESCRIPTION Voltage less than about 4 2V put in Micom Terminal of Number 6 and then Micom reset Reset IC detect Power ON and Vo...

Page 28: ...27 R3 10K R2 10K 5V MICOM 13 27 F C TEST Function Selecting 7 Table 9 1 Selection S W SHORT OPEN Function F C F C TEST OK NO DESCRIPTION Selecting Function is as following table 9 1...

Page 29: ...N1 8 21 R81 T2 Display In Key Out Buzzer R42 AIN2 9 20 R80 INT2 Display In Key Out Display Out R43 AIN3 10 19 R63 Fan Speed Mid Display Out R50 AIN4 11 18 R62 Key In Display Out R51 AIN5 12 17 R61 Key...

Page 30: ...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...

Page 31: ...ver Disassemble Frame Grille from chassis All models except DW 124R DWA 152R 1 Remove Front Grille Remove Filter Pre Remove screw 2 point in Front Grille with driver Disassemble Front Grille from chas...

Page 32: ...ide of Front Grille to the right until the snap fit is released 2 Release left lower snap fit Push the left lower side of chassis to the right with pushing right side of Front Grille to the right unti...

Page 33: ...Push the left lower side of chassis to the right with pushing right side of Frame Grille to the right until the snap fit is released 3 Pull lower side of the Frame Grille until it is separated from th...

Page 34: ...T O OD9 52 3104423100 PIPE SUCTION 1 C1220T O OD12 7 DW 121R 124R ONLY 13 3100023120 PIPE SUCTION 1 C1220T O OD12 7 DWA B 122R 123R 124R ONLY 3104423110 PIPE SUCTION 1 C1220T O OD12 7 DWA 150R 151R 15...

Page 35: ...010 BUSHING GUIDE 1 NBR 3108004920 MOTOR FAN 1 DAEWOO MOTOR AM 12DWD10 DWC 121R 124R ONLY 3108005020 MOTOR FAN 1 DAEWOO MOTOR AM 12DWD12 DWA 121R DWA 122R 124R ONLY 3108006000 MOTOR FAN 1 OBM2502U1 DW...

Page 36: ...05110 CAPACITOR 1 5 35 F 400VAC DWB 121R 123R ONLY 3109507700 CAPACITOR 1 5 35 F 400VAC DWB 121R 123R ONLY 3109507710 CAPACITOR 1 5 35 F 400VAC DWB 121R 123R ONLY 3109507000 CAPACITOR 1 5 30 F 400VAC...

Page 37: ...DWA 121R DWA 122R DWB 121R DWB 122R DWB 123R DWC 121R DWA 150R...

Page 38: ...A 151R DWA 151R EXPLODED DIAGRAM...

Page 39: ...DW 124R DWA 152R EXPLODED DIAGRAM NOTE A or B or C...

Page 40: ......

Page 41: ...DAEWOO ELECTRONICS CO LTD 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 daewoo co kr PRI...

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