TABLE OF CONTENTS 1. PRECAUTION ÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅ2 2. GENERAL SPECIFICATIONS ÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅ3 3. NAMES OF MAJOR COMPONENTS ÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅ4 4. FUNCTION OF MAIN COMPONENTS ÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅ5 5. GENERAL INFORMATIONS ÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅ6 6. CARE AND MAINTENANCE ÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅÅ7 7.
1. PRECAUTION Please observe the following instructions. 1. Turn off unit. Make sure the unit is OFF and the AC cord is unplugged before repairing or servicing. 2. In case of checking the circuit unavoidably while the unit is connected with power source, be careful not to connect with the part of electric charge. You may cause electric shock. 3. Use of proper part if you need to replace the part, be sure to use genuine part of servicing model. Do not repair or replace the electric contact part.
2. GENERAL SPECIFICATIONS MODEL DWC-070C ITEM Function DWC-091C Cooling only Power source AC 115V, 60Hz, Single phase Btu/h 7,390 Btu/h 9,000 Btu/h Kcal/h 1,862 Kcal/h 2,268 Kcal/h Btu/wh 10.0 Btu/wh 9,6 Btu/wh Kcal/wh 2.52 Kcal/wh 2.42 Kcal/wh Pts/h 2.36 Pts/h 3.04 Pts/h Power Input 739 W 938 W Running Current 7.2A 9.
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4. FUNCTION OF MAIN COMPONENTS 1. ROTARY SWITCH (SELECTOR) Please refer to the part of selector in the chapter 9 (Wiring Diagram). The rotary switch (selector) controls the fan motor’s rotation speed, and has five positions. The function of the five position is as follow. SELECTOR ¡ OFF: This position stops all operations of the air conditioner. ¡ HIGH COOL: This position provides the maximum air flow for rapid cooling, dehumidifying and dust removing operations.
5. GENERAL INFORMATIONS 1. CHANGING AIR FLOW DIRECTION Air flow deflectors divert air from center flow to left or right. Adjust deflectors for desired air flow pattern. 2. AIR FLOW AROUND UNIT Check in door grill and outdoor louvers for air flow obstructions. Do not block air flow to and from unit. The outdoor coil should be checked and periodically cleaned for debris that may collect and block unit air flow.
6. CARE AND MAINTENANCE 1. AIR FILTER Clean the air filter, which removes dust inside the room. It should be washed at least once every week during operation. 1. Remove the Air Filter from the front grill by pulling up. 2. Clean Air Filter with a vacuum cleaner or lukewarm, soapy water. 3. Shake it when clean to remove moisture completely. Replace it. 2. CLEANING THE AIR CONDITIONER 1. At least once a year, remove cabinet and thoroughly clean air conditioner.
7. TROUBLE SHOOTING GUIDE TROUBLE Fan motor and compressor do not run SITUATION 1.
TROUBLE SITUATION The compressor runs but the motor doesn’t run Both fan motor and compressor are running but cooling is bad ANALYSIS CAUSE ¡ Blocked by others ¡ Repair ¡ Disconnection or burned-out electric cord ¡ Replace the fan motor ¡ Failure malfunction of contact ¡ Replace ¡ Disconnection of malfunction of contact ¡ Check the circuit 1) Refrigerant system is choked ¡ Repair 2) Compressor failure ¡ Repair 3) Leakage of refrigerant gas ¡ Recharge refrigerant gas 1) Refriger
8. HOW TO DISASSEMBLE Please refer to the chapter 11 (Exploded diagram and parts list). 1 2 Before service of 1. Stop the unit, remove the power cord from the receptacles. any part. 2. Move the unit to the safe location for the suitable work. Ass’y Fan Motor 1. Remove Front Grill - Fan Motor - Remove Filter Pre. - Propeller Fan - Remove screw(1 point) in Front Grill. - Blower Fan 2. Remove Cabinet from the unit. - Remove screws (8 point) from the unit’s sides. 3. Remove Scroll upper. 4.
9. WIRING DIAGRAM BK WH AC115V/60Hz SELECTOR SWITCH 1 2 7 HiFAN GN LO- OFF LO- HiFAN COOL COOL BL (Lo) 4 YW (Hi) 8 BR F.M CAPACITOR O.L.
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11. EXPLODED DIAGRAM AND PARTS LIST. §öDWC-070C PARTS LIST NO.
§öDWC-070C EXPLODED DIAGRAM 14
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§öDWC-091C PARTS LIST NO.
§öDWC-091C PARTS LIST NO.
§öDWC-091C EXPLODED DIAGRAM 1
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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 S/M NO.: DWC070C010 PRINTED DATE: NOV.
Service Manual Window Type Room Air Conditioner Model: DWC-070C DWC-091C R US LISTED ROOM AIR CONDITIONER 39WK ¡sfl This instrument is listed by Underwriter¡ Laboratories, Inc. It is designed and manufactured to meet rigid U.L. safety standards against X-radiation, fire, casualty and electrical hazards. DAEWOO ELECTRONICS CO., LTD.
