Manuals / Daewoo / Household Appliance / Air Conditioner

Daewoo DPB-280LH PRINTED DATE APR.1999, Cable “Daewooelec” Fax, TEL 02 360-8182/8178~9

Models: DPB-280LH

1 51

Download 51 pages 55.17 Kb

Page 51

Image 51

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) 360-8184

TEL: 02) 360-8182/8178~9

http://www.dwe. daewoo.co.kr

PRINTED DATE: APR.1999

Page 51

Image 51

Daewoo DPB-280LH service manual PRINTED DATE APR.1999, Cable “Daewooelec” Fax, TEL 02 360-8182/8178~9

Contents

FLOOR STANDING AIR CONDITIONER Model DPB-280LH CONTENTS ContentsSpecification and method of copper tube 1. INSTALLATION GUIDE1INSTALLATION PLACE 2SPACE TO INSTALL3INSTALLATION OF INDOOR UNIT 4INSTALLATION OF OUTDOOR UNIT5REFRIGERANT TUBE CONNECTION 6ELECTRICAL WIRING SpecColor DPB-280LH 2. SPECIFICATIONSPart Name 3. OUTLINE1INDOOR UNIT DPB-280LHQuantity 2OUTDOOR UNITDPB-280LH Part Name4. OPERATION 1PARTS OF NAME AND FUNCTIONIndoor Unit ROOM TEMPERATURE / DESIRED TEMPERATURE INDICATOR OUTDOOR UNIT AIR IN Outdoor UnitOUTDOOR UNIT AIR OUT SERVICE VALVESGAS TUBE SERVICE VALVESLIQUID TUBEpertaining to unit 2REMOTE CONTROLLERName of Each Button DisplayLights to indicate the temperature or time 3REMOTE CONTROLLER DISPLAYReplacing Batteries Lights to indicate the timer function mode4DESCRIPTION OF FUNCTIONS OFF-TimerON-Timer Control of Room TemperatureFan Speed Indoor Unit Sleep Mode Frost Prevention of Indoor UnitIndoor coil temperature ROOM TEMPERATURE 3 min. Time Delay of Compressor3 Seconds Time Delay of Indoor Fan Motor Auto ModeAir Discharge Direction Quick ModePowerful Cooling & HeatingSelf-DiagnosticFunction Dehumidification Mode5. CIRCUIT DIAGRAM 1WIRE CONNECTION OF INDOOR AND OUTDOOR UNITDPB-280LH Object/part No 2MAIN ELECTRIC PARTSTechnical data DPB-280LH3PCB CIRCUIT DIAGRAM Quantity SpecificationPart Code Part NameQuantity SpecificationPart Code Part NameDESCRIPTION Power Supply14PCB DRIVING DESCRIPTION Oscillator2Sensor3 Resistance & Voltage of the SensorDESCRIPTION DESCRIPTION Triac Driving40.56ms Remote Controller5DESCRIPTION BIT STRUCTUREVDD Micom Power Supply7DESCRIPTION OSC 8MHzR4 5.6K + CE5 4.7∝ F Reset8DESCRIPTION MICOMDESCRIPTION Function Selecting9Buzzer Driving10 DESCRIPTIONDETECT POINT Zero Crossing Detect11DESCRIPTION AC18V The Number 31 of H Micom terminal LNormal Rotating Stepping Motor Driving12DESCRIPTION Ø4 Ø3 Ø2 Ø1MICOM Pin 1. INPUT 2.GROUND 3.OUTPUT DARLINGTON ARRAYS KID65004VOLTAGE REGULATOR KIA7805AP-5VDC VOLTAGE REGULATOR KIA7812AP-12VDCINPUT GROUND OUTLINE OUTPUT RESET IC KIA 7042PODØ2.0 x 250mm 6. REFRIGERANT CYCLEHIGH PRESSURE SWITCH M SERVICE VALVE7. TROUBLE SHOOTING 1Neither Indoor Unit nor Outdoor Unit Runs 2Outdoor Unit Runs but Indoor Unit Do Not Run 3Outdoor Fan Do Not Run 4Only Compressor Do not Run TEST START 5REMOTE CONTROLLER ASSMBLY FUNCTIONAL TEST METHODIs LCD display OFF? Select TIMER ON Button 1INDOOR UNIT 8. EXPLODED DIAGRAMPage Remarks Part CodePart Name QuantityRemarks Part CodePart Name Quantity2OUTDOOR UNIT Page Remarks Part CodePart Name QuantityPRINTED DATE APR.1999 CABLE “DAEWOOELEC” FAXTEL 02 360-8182/8178~9