Page 2 - TABLE OF CONTENTS
2 Room Air Conditioner Air Conditioner Service Manual TABLE OF CONTENTS Safety Precautions ..........................................................................................................................................3 Dimensions .............................................................
Page 3 - Safety Precautions; Meanings of symbols used in this manual are as shown below.; WARNING; Do not place the power cord near a heater.; Be sure to follow the instruction.
Service Manual 3 Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructionsmust be followed. Incorrect operation due to ignoring instructions will cause harm or damage. The seriousness is classified by the following indications...
Page 4 - Do not modify power cor
4 Room Air Conditioner Safety Precautions Plug in the power plugproperly. • Otherwise, it will cause electric shock or fire. Do not operate or stop theunit by inserting or pullingout the power plug. • It will cause electric shock or fire. Do not damage or use anunspecified power cord. • It will caus...
Page 5 - CAUTION; • It will cause electric shock or failure of; Do not clean the air conditioner with water.; • Water may enter the unit and degrade the; Do not block the inlet or outlet.; They are sharp and may cause injury.
Service Manual 5 Safety Precautions CAUTION • • • • • If water enters the product, turn off the thepower switch of the main body of appliance.Contact service center after taking the power-plug out from the socket. • It will cause electric shock or failure of machine. Do not clean the air conditioner...
Page 6 - Dimensions; Outside Dimensions; This symbol alerts you to the risk of electric shock.; Symbols Used in this Manual
6 Room Air Conditioner Dimensions Dimensions Outside Dimensions This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that could cause harm to theair conditioner. This symbol indicates special notes. NOTICE Symbols Used in this Manual 353(13 7 / 8 ") 470(18 1 / ...
Page 7 - Ser; Product Specifications
Service Manual 7 Specfications Specfications Product Specifications MODELS MODELS ITEMS ITEMS Ser Ser POWER SUPPLY POWER SUPPLY COOLING CAPACITY COOLING CAPACITY (Btu/h) (Btu/h) INPUT (W) RUNNING CURRENT (A) E.E.R (BTU/W (BTU/W . h) h) INDOOR ( C) OUTDOOR ( C) REFRIGERANT (R-22) CHARGE REFRIGERANT (...
Page 8 - Pr
Service Manual 8 Specfications Specfications Product Specifications POWER SUPPLY POWER SUPPLY COOLING CAPACITY COOLING CAPACITY (Btu/h) (Btu/h) INPUT (W) RUNNING CURRENT (A) E.E.R (BTU/W (BTU/W . h) h) INDOOR ( C) OUTDOOR ( C) REFRIGERANT (R-22) CHARGE REFRIGERANT (R-22) CHARGEEVAPORATOR EVAPORATORC...
Page 10 - Installation; Select the Best Location
10 Room Air Conditioner Installation Installation Select the Best Location Installation Check How to Secure the Drain Pipe 1. To prevent vibration and noise, make sure the unit is installed securely and firmly. 2. Install the unit where the sun does not shine directly on the unit. 3. The outside of ...
Page 11 - How to Install; Window Requirements
Service Manual 11 Installation How to Install Window Requirements All supporting parts should be secured tofirm wood, masonry, or metal. 1. This unit is designed for installation in standard double hung windows with actual opening widths of 22" to 36".The upper and lower sash must open suffi...
Page 12 - PREPARATION OF CHASSIS
12 Room Air Conditioner Installation PREPARATION OF CHASSIS 1. Remove the screws which fasten the cabinet at both sides and at the back. 2. Slide the unit from the cabinet by gripping the base pan handle and pulling forward while bracing the cabinet. 3. Cut the window sash seal to the proper length....
Page 13 - UTION
Service Manual 13 Installation INDOOR OUTDOOR Sill Support Nut Bolt INDOOR OUTDOOR Frame Guide About 1/2" Screw(Type A) Cabinet About 1/2" Screw(Type B) Screw(Type A) Sill support Sash track Front Angle Type C Screw(Type B) Sill support 3. Loosely assemble the Sill Support using the parts in...
Page 14 - Room Air Conditioner
Screw(Type A) Screw(Type A) Power cord Foam-Strip Window Locking Bracket 10. Slide the unit into the cabinet.(See Figure 11) 11. Cut the Foam-Strip to the proper length and insert between the upper window sash and the lowerwindow sash.(See Figure 12) 12. Attach the Window Locking Bracket with a Type...
Page 15 - Operation; Location and Function of Controls; at least 3 minutes before setting to cooling again.; Set the thermostat control to the largest temperature mark.; FOR QUIETER OPERATION; Service Manual; - Med speed fan operation without cooling.
Operation Location and Function of Controls CAUTION: If you turn off the air conditioner or switch from cooling to the fan, wait at least 3 minutes before setting to cooling again. FOR NORMAL COOLING 1. Turn the operation switch to the High Cool or the Low Cool setting. 2. Set the thermostat control...
Page 16 - The controls look like this:; Controls; Remote Control Operations; Temperature Setting; Remove the cover from the back of the remote con-; Remote Controller and the air conditioner.
The controls look like this: Controls Auto Swing Power Te m p Fan Speed Timer Mode Energy Saver 1 2 5 4 3 6 Remote Control Operations 1. Power • To turn the Set ON, push the button. To turn the Set OFF, push the button again. • This button takes priority over any other buttons. • When you first turn...
Page 17 - Disassembly; Mechanical Parts
Disassembly Disassembly Mechanical Parts — Before the following disassembly, POWER SWITCH set to OFF and disconnect the power cord. 1. FRONT GRILLE 1. Open the lnlet grille upward or downward.2. Remove the screw which fastens the front grille.3. Pull the front grille from the right side.4. Remove th...
Page 18 - Air Handling Parts; AIR GUIDE AND BLOWER
18 Room Air Conditioner Disassembly Air Handling Parts —7— 1. AIR GUIDE AND BLOWER 1. Remove the front grille. 2. Remove the cabinet. 3. Remove the control box. 4. Remove the 3 screws which fasten the brace. 5. Remove the brace. 6. Remove the 2 screws which fasten the evaporator. 7. Move the evapora...
Page 19 - Electrical Parts; OVERLOAD PROTECTOR
Service Manual 19 Electrical Parts 1. Remove the cabinet. 2. Remove the evaporator. 3. Remove the orifice. 4. Remove the blower. 5. Remove the fan.6. Remove the control box cover and housing of the motor in the control box. 7. Remove the 2 screws which fasten the motor from the mount motor. (See Fig...
Page 21 - ROTARY SWITCH TYPE MODEL; Refrigerating Cycle
Service Manual 21 Disassembly 6. ROTARY SWITCH MODEL : ROTARY SWITCH TYPE MODEL 7. POWER CORD Refrigerating Cycle CAUTION: Discharge the refrigerant system using a Freon TM Recovery System. If there is no valve to attach the recovery system, install one (such as a WATCO A-1) before venting the Freon...
Page 24 - Wiring Diagram; Schematic Diagram
2 4 Room Air Conditioner Schematic Diagram Wiring Diagram Schematic Diagram POWER CORD ASSY FAN MOTOR COMPRESSOR ROTARY SWITCH THERMOSTAT CAPACITOR OVERLOAD PROTECTOR 1 2 3 4 5 6 7 1 1 1 1 1 1 1 S S S S S S S LOCATION NO. DESCRIPTION REMARKS Q'TY PER SET S: Service PartsN: Non Service Parts MODEL : ...
Page 25 - Circuit Diagram; TOUCH & REMOTE CONTROL TYPE MODEL
Service Manual 2 5 Schematic Diagram Circuit Diagram MODEL : TOUCH & REMOTE CONTROL TYPE MODEL LOCATION NO. 1 2 3 4 5 6 7 8 Q'TY PER SET 1 1 1 1 1 1 1 1 DESCRIPTION POWER CORD ASSEMBLY FAN MOTOR COMPRESSOR DISPLAY P.W.B ASSEMBLY MAIN P.W.B ASSEMBLY THERMISTOR CAPACITOR OWERLOAD PROTECTOR 1 6 4 5...
Page 26 - Electronic Control Device
26 Room Air Conditioner Electronic Control Device Schematic Diagram
Page 28 - Troubleshooting Guide; Piping System; ROOM AIR CONITIONER
28 Room Air Conditioner Troubleshooting Guide Troubleshooting Guide Piping System Figure 38 is a brief description of the important components and their function in what is called the refrigerationsystem. This will help you to understand the refrigeration cycle and the flow of the refrigerant in the...
Page 29 - Unit runs but poor cooling.
Service Manual 29 Troubleshooting Guide Troubleshooting Guide In general, possible trouble is classified in two kinds.The one is called Starting Failure which is caused from an electrical defect, and the other is ineffective AirConditioning caused by a defect in the refrigeration circuit and imprope...
Page 31 - ELECTRIC PARTS TROUBLESHOOTING GUIDE:
Service Manual 31 Troubleshooting Guide ■ MODEL : BG8000ER, WG8000RY4, WG1000RY4 ELECTRIC PARTS TROUBLESHOOTING GUIDE: Possible Trouble 1 • The unit does not operate. Is the Trans input power AC 115V? Is the Trans output power about AC 14V? Is shorted the Trans. output? Is output Voltage of IC01D DC...
Page 32 - Possible Trouble 2
32 Room Air Conditioner Troubleshooting Guide Is Temp. setting set lower than Room Temp.-0.5 ° C? Is the voltage No.10 of IC01M 0V? • Exchange IC01M. • Set the Temp. setting to lower Temp. • Wait 3 Minutes Is the Unit for 3 minutes delay? • Exchange MAIN P.W.B Ass'y. Is the voltage N0.7 of IC01M DC ...
Page 33 - Possible Trouble 5
Service Manual 33 Troubleshooting Guide Is the voltage of Battery about over 2.3V? • Exchange Receiver Ass'y. Is the connection of CN-DISP1 all right? Is the voltage No.16 of CN-DISP1 on Main P.W.B Ass'y DC 5V? • Exchange the battery. • Check the P.W.B pattern. • Connect connector to CN-DISP1 exactl...
Page 37 - Exploded Vie w
Exploded Vie w 249950 263230 268712 264110 238310 237200 268714 135500 135510 146812 W0CZZ 554030 269310 266003 W0CZZ 135500 264110 137215 249950 149410 554031 559010 552113 552102 35211A 352113 W52106-2W52106-1 731273 267110 749740 352115
Page 38 - PART NO; LOCATION NO; vice Manual 3
PART NO RAD-81A RAD-101A 130410 BASE ASSEMBLY,SINGLE 3041A30011D 3041A30005P R 130910 CABINET ASSY,SINGLE 3091A30005R R 135312 GRILLE ASSY,FRONT(SINGLE) 3531A29018B R 135313 GRILLE ASSY,INLET 3530A10027A R 135500 COVER,CONTROL(INDOOR) 3550A30036B R 749740 UPPER GUIDE CABINET 5210AR3196F R 147581 LOU...
