LG LWJ0561ACG User's Manual
Contents
1. aaa as 8 2 4 REFRIGERANTE GY GLE rar ar tdo edad 8 2 4 T CONDENSER a En ca 8 2 4 2 ER In Enno 9 2 4 3 GARILEARY TUBE an 9 S INSTALLATION u le 11 3 1 SELEGT THE BEST IE 11 3 2 GHECKOF INSTALLATION 422 ehr 11 3 RAIN Seren INTERN 11 34 HOWTO INSTALL en caster 12 4 TROUBLESHOOTING GUIDE 12 4 41 OUTSIDE DIMENSION Fr ia ds 12 coves erate cass een mad Senn 13 4 3 TROUBLESHOOTING GUIDE cee ee Died 14 5 SCHEMATIC DIAGRAM 19 5 GIRGUIT DIAGRAM 2 2 aliado 19 6 EXPLODED 21 7 SERVICE PARTSLIST 22 1 PREFACE This service manual provides various service information including the mechanical and electrical parts etc This room air conditioner was manufactured and assembled under a strict quality control system The refrigerant is charged at the factory Be sure to read the safety precautions prior to servicing the unit 1 1 FEATURE2. MODEL LWJ0561ACG POWER INPUT BK BR WH BL O ROTARY SWITCH Plain 2 2 CAPACITOR 3 6 THERMOSTAT 7 WIRING DIAGRAM REF NO DESCRIPTION amp NAME QTY 1 POWER CORD ASSY 1 2 MOTOR COMPRESSOR i 4 ROTARY SWITCH 1 5 THERMOSTAT 6 CAPACITOR 7 OVERLOAD PROTECTOR 19 MODEL LWJ0561ACP AAG POWER INPUT BK BR lt X_WH BL ROTARY SWITCH 1 2 Plain U Ribbed yy BK AN Ot 506 BR GN GN YL BK BK NA RD y RD NA COMP 5 BR BL yy BL oP THERMOSTAT 3854AR2330A WIRING DIAGRAM ROCKER SWITCH REF NO DESCRIPTION amp NAME POWER CORD ASSY FAN MOTOR COMPRESSOR ROTARY SWITCH THERMOSTAT CAPACITOR 2 3 4 5 6 7 OVERLOAD PROTECTOR 20 6 EXPLODED VIEW 7 SERVICE PARTS LIST LOCATION No DESCRIPTION REMARKS LWJ0561ACG LWJ0561ACP LWJ0561AAG 130410 BASE ASSEMBLY S
3. fo WEBSITE _http biz LGservice com L J E MAIL http www LGEservice com techsup html Room Air Conditioner Q E DWV JEMVIV MODEL LWJ0561ACG LWJ0561ACP AAG NG THE UNIT READ THE SAFETY D SERVICE PERSONNEL CONTENTS vas 3 TT RE ATU RES si de le edo o a ee 3 1 2 SPEGIFIGATIONS a a 3 1 3 LOCATIONS OF CONTROLS otitis nis 4 1 4 SAFETY PREGAUTIONS a BI 4 1 5 INSULATION RESISTANCE TEST 4 2 DISASSEMBLY INSTRUCTIONS 5 21 MECHANIGABPART SHARE Oc da ae ct esa 5 a HZ m LEN AS GRILLE gti cf 5 GABINE TER A ery ere ee 5 2 1 3 GON TROL BOARD 5 22 AIR HANDLING PARES caia a A aiii 6 221 AIR GUIDE UPPER doi iia til lia 6 2 2 2 ORIFICE TURBO FAN AND FAN kleinen 6 22 3 MOTOR A a oe ees 7 2124 AIR GUIDE Burn 7 20 ELEGTRICALPAR TS A A ed AA di 7 231 OVERLOAD PROTECTOR 7 23 2 GOMPRESSOR 7 239 9 CAPACITOR a id era ds 8 2 34 THERMOSTAT 2 2 22 a 8 2 3 ROTARY SWITCH en Een ER a T 8 2 8 6
4. 359012 FAN TURBO 5900A20005A 5900A20005A 5900A20005A R 550140 ISOLATOR COMP 5040AR4195A 5040AR4195A 5040AR4195A R 552101 TUBE CAPILLARY 5424AR3411B 5424AR3411B 5210A30018B R 552111 TUBE ASSEMBLY CAPILLARY 5211AR3332R 5211AR3332R 5211AR3332R R 554030 CONDENSER ASSEMBLY FIRST 5403AR6200C 5403AR6200C 5403AR6200H R 554160 COMPRESSOR 2520UAEP2FA 2520UAEP2FA 2520UAEP2FA R 559011 FAN PROPELLER 5900A20017A 5900A20017A 5900A20017A R 567502 6750U L047A 67500 1011 6750U L011A R WO0CZZ CAPACITOR DRAWING 6120AR2194H 6120AR2194H 6120AR2194H R W48602 CLAMP SPRING 3H02932B 3H02932B 3H02932B R NOTE Please ensure GCSC since these parts may be changed depending upon the buyer s request GCSC WEBSITE http biz LGservice com 22 April 2002 P NO 3828A20118B Printed in Korea
5. cabinet Refer to Section 2 1 2 4 Remove the control board Refer to Section 2 1 3 5 Remove the air guide upper Refer to Section 2 2 1 6 Remove the compressor turbo fan fan and shroud Refer to Section 2 2 2 7 Remove 2 screws that secure the motor to the motor See Figure 10 8 Remove the motor 9 Re install by referring to the procedures above 2 2 4 AIR GUIDE Disconnect the unit from the power source Remove the front grille Refer to Section 2 1 1 Remove the cabinet Refer to Section 2 1 2 Remove the control board Refer to Section 2 1 3 Remove the air guide upper Refer to Section 2 2 1 Remove the compressor turbo fan fan and shroud Refer to Section 2 2 2 Remove the motor Refer to Section 2 2 3 8 Remove 2 screws that secure the air guide to the base pan See Figure 11 9 Push the air guide backward and lift it upward See Fig ure 11 10 Re install by referring to the procedures above Figure 11 oak Y Figure 12 2 3 ELECTRICAL PARTS 2 3 1 OVERLOAD PROTECTOR 1 Remove the front grille and cabinet Refer to Section 2 1 2 Remove the nut which fastens the terminal cover 3 Remove the terminal cover 4 Remove all the leads from the overload protector 5 Remove the overload protector 6 Re install the components by referring to the removal procedure above See Figure 12 and 13 2 3 2 COMPRESSOR 1 Remove the
6. front grille and cabinet Refer to Section 2 1 2 Discharge the refrigerant by using a refrigerant recovery sys tem 3 Remove the overload protector Refer to Section 2 3 1 4 After discharging the unit completely unbrace the suction and discharge pipes at the compressor connections 5 Remove 3 nuts which fasten the compressor 6 Remove the compressor 7 Re install by referring to the removal procedure above See Figure 14 Figure 14 2 3 3 CAPACITOR 1 Remove the control board Refer to Section 2 1 3 Discharge the capacitor by placing a 20 KQ Remove the cabinet Refer to Section 2 1 2 resistor across the capacitor terminals Remove the screw which fastens the capacitor clamp Remove all the leads of capacitor terminals Re install the components by referring to the removal procedure above See Figure 15 2 3 4 THERMOSTAT 1 Remove the control board Refer to Section 2 1 3 Remove 2 screws which fasten the thermostat See Remove the cabinet Refer to Section 2 1 2 Figure 16 Remove all the leads of the thermostat terminals Remove the thermostat Re install the components by referring to the removal procedure above 2 3 5 ROTARY SWITCH 1 Remove the control board Refer to Section 2 1 3 Remove 2 screws which fasten the rotary switch See Remove the cabinet Refer to Section 2 1 2 Figure 17 Remove all the leads of the rotary switch te
7. so that the arrow points to the larger marks for greater cooling Point the arrow to the smaller marks for more moderate cooling i e the higher the number the greater the cooling A CAUTION After switching the air conditioner from Cool to Off 0 or Fan wait at least 3 minutes before switching it back to Cool 1 4 SAFETY PRECAUTIONS 1 When servicing set the ROTARY SWITCH to Off 0 and unplug the power cord Observe the original lead dress If a short circuit is found replace all parts which have been overheated or damaged by the short cir cuit After servicing make an insulation resistance test to prevent the customer from being exposed to shock hazards 2 1 5 INSULATION RESISTANCE TEST 1 Unplug the power cord and connect a jumper between 2 pins black and white 2 The grounding conductor green or green and yel low is to be open 3 Measure the resistance value with an ohm meter between the jumpered lead and each exposed metallic part on the equipment at all position except Off 0 of the ROTARY SWITCH 4 The value should be over 1 MQ 2 DISASSEMBLY INSTRUCTIONS 2 1 MECHANICAL PARTS 2 1 1 FRONT GRILLE 1 Disconnect the unit from the power source 2 Remove the two knobs by pulling them off Using a screwdriver remove the screw that secures the front grille to control board See Figure 1 3 Push the front grille up from the bottom Pull the top of the front grille away f
8. tube at the evaporator connections Remove the evaporator Re install by referring to the procedures above 2 4 3 CAPILLARY TUBE 1 3 4 5 6 Remove the cabinet Refer to section 2 1 2 2 Discharge the refrigerant by using a refrigerant recovery system Remove the air guide upper Refer to Section 2 2 1 After discharging the refrigerant completely unbraze the interconnecting tube of the capillary tube Remove the capillary tube Re install by referring to the procedures above NOTES Replacement of the refrigeration cycle _ When replacing the refrigerating cycle be sure to discharge the refrigerant by using a refrigerant recovery system After discharging the unit completely remove the desired components and unbraze the pinch off tubes Solder service valves into the pinch off tube ports leaving the valves open Solder the pinch off tubes with service valves After completing the above procedures the valve must be closed and left in place on the system for any subsequent procedures Evacuate as follows 6 1 Connect the vacuum pump as illustrated in figure 20A 6 2 Start the vacuum pump Slowly open manifold valves A and B with two full turns counter clockwise and leave the valves closed The vacuum pump is now pulling through valves A and B up to valve C by means of manifold and the entire system CAUTION If high vacuum equipment is used just c
9. BBER for the DRAIN PIPE See figure 22 figure 23 FENCE AWNING COOLED AIR HEAT RADIATION PH ABOUT 1 4 Over 20 Figure 21 BASE PAN BOTTOM HOLE RUBBER Figure 22 BASE PAN BOTTOM DRAIN PIPE Figure 23 1 3 4 HOW TO INSTALL e WHEN USING GASKET Meee Soe See en RIGHT SIDE E HORIZONTAL LINE Figure 24 Figure 25 1 WINDOW A WIDTH B HEIGHT 2 GASKET 3 WALL A B D E F G 487mm 324mm 30mm 0 25mm OVER 240mm 5 10mm 5 5mm 19 3 12 9 4 1 0 1 9 15 47 Chen he 4 TROUBLE SHOOTING GUIDE 4 1 OUTSIDE DIMENSION unit mm 370 472 312 a 4 2 PIPING SYSTEM CONDENSER COILS FAN AR CAPILLARY MOTOR TUBE BLOWER EVAPORATOR us Following is a brief description of the important components and their function in what is called the refrigeration system Reference should be made to Figure 26 to follow the refrigerating cycle and the flow of the refrigerant in the cooling cycle ROOM AIR CONDIT
10. INGLE 3041A10011G 3041A10011G 3041A10011G R 130910 CABINET ASSEMBLY SINGLE 3091A10020B 3091A10020B 3091A10020B R 135312 GRILLE ASSEMBLY FRONT SINGLE 3531AR1644C 3531AR1644L 3531AR1644Q R 135313 GRILLE ASSEMBLY INLET 3530AR1616A 3530AR1617A 3530AR1616A R 135510 COVER 3550A20026A 3550A20026A R 145200 LINK 4520AR3191A 4520AR3191A 4800A30003A R 149410 KNOB ASSEMBLY 4941AR7315A 4941AR7315A 4941AR7315A R 149980 SHROUD 4998A10008A 4998A10008A 4998A10008A R 152302 FILTER MECH A C 5231AR2148G 5231AR2148G 5231AR2148G R 159900 1 VANE VERTICAL 5990AR3190A 5990AR3190A 5990AR3190A R 159900 2 VANE VERTICAL 5990AR3190B 5990AR3190B 5990AR3190B R 249950 CONTROL BOX ASSEMBLY SINGLE 4995A20126B 4995A20126L 4995A20126L R 264110 POWER CORD ASSEMBLY 2 01580 3H02255E 3H02255E R 266003 SWITCH ROTARY 2H00154H 2H00154H 2H00154H R 269310 THERMOSTAT ASSEMBLY 2H01109H 2H01109H 2H01109H R 346811 MOTOR ASSEMBLY SINGLE 4681A10002E 4681A10002E 4681A10002E R 349480 ORIFICE 4948A10007A 4948A10007A 4948A10007A R 352113 TUBE DISCHARGE 5210A20511B 5210A20511B 5210A20511B R 352115 TUBE ASSEMBLY EVAPORATOR IN 5211A10063A 5211A10063A R 35211A TUBE ASSEMBLY SUCTION SINGLE 5211A10062E 5211A10062E 5211A10062E R 352380 AIR GUIDE 5238A20004A 5239A10005A 5239A10005A R 352390 AIR GUIDE ASSEMBLY 5239A30003A 5239A30003A 5239A30003A R 354210 EVAPORATOR ASSEMBLY FIRST 5421A10008B 5421A10008B 5421A10008B R
11. IONER CYCLE OF REFRIGERATION EVAPORATOR COILS CONDENSER COILS VAPOR INLET SUCTION LINE COMPLETE LIQUID HO BOIL OFF POINT COOL LOW PRESSURE VAPOR DISCHARGED COOLED AIR AIR 4 ROOM AIR HEAT LOAD gt OUTSIDE COOLING gt AIR FOR REFRIGERANT PASS THROUGH lt MOTOR gt gt DISCHARGE gt LINE NOT HIGH PRESSURE COMPRESSOR VAPOR LIQUID PRESSURE DROP LIQUID OUTLET LIQUID REFRIGERANT ZA HIGH PRESSURE VAPOR CAPILLARY TUBE oun rersicerant ES LOW PRESSURE VAPOR Figure 26 13 4 3 TROUBLESHOOTING GUIDE In general possible trouble is classified in two kinds The one is called Starting Failure which is caused from an electrical defect The other is Ineffective Air Conditioning caused from a defect in the refrigeration circuit and improper application Unit is running but cooling is ineffective Ineffective Cooling Check cold air Check outdoor coil Check heat load circulation for smooth heat exchanger and increase flow fan operation Clean condenser Dirty indoor coil Check gas leakage heat exchanger Not on separate circuit Repair gas leak Malfunction of fan Replacement of unit if Check inside gas pressure the unit is beyond repair Clogging of air filter Adjust refrigerant Obstruction at air outlet charge Remove obstruction Malfu
12. S e DESIGNED FOR COOLING ONLY e POWERFUL AND INCREDIBLE COOLING e TOP DOWN CHASSIS FOR THE SIMPLE INSTALLATION AND SERVICE BUILT IN ADJUSTABLE THERMOSTAT e WASHABLE ONE TOUCH FILTER e COMPACT SIZE 1 2 SPECIFICATIONS MODELS ITEMS LWJ0561ACG LWJ0561ACP AAG COOLING CAPACITY BTU h 5 000 POWER SUPPLY Phase V Hz 10 220 240V 50HZ INPUT W 625 OPERATING CURRENT 2 8 REFRIGERANT CONTROL CAPILLARY TUBE REFRIGERANT CHARGE R 22 200g INSIDE FAN TURBO OUTSIDE FAN PROPELLER FAN WITH SLINGER RING AIR DISCHARGE 2 WAY RIGHT AND LEFT CHASSIS TOP DOWN PROTECTOR OVERLOAD PROTECTOR FOR COMPRESSOR INTERNAL PROTECTOR FOR FAN MOTOR TEMPERATURE CONTROL THERMOSTAT ROTARY SWITCH 5 STEP LOW FAN HIGH FAN OFF HIGH COOL LOW COOL FAN MOTOR 4 POLES 18W NOTE Specifications are subject to minor change without notice for further improvement 1 3 LOCATIONS OF CONTROLS Operation Off Operation OAT DD y Turns air conditioner off High Fan High speed fan operation with out cooling Low Fan 5 Low speed fan operation with out cooling High Cool 5 Cooling with high speed fan operation Low Cool Cooling with low speed fan operation Thermostat Thermostat This automatically controls the temperature of the indoor air Turn the knob
13. ernal while running replace motor Compressor will not run fan motor runs Voltage Check voltage See the limits on the preceding page If not within limits call an electrician Wiring Check the wire connections if loose repair or replace the terminal If the wires are discon nected refer to wiring diagram for identification and replace the wires Check the wire connections If not according to the wiring diagram correct the connections Rotary Switch Check for continuity refer to the wiring diagram for terminal identification Replace the switch if the circuit is open Thermostat Check the position of knob If not at the coldest setting advance the knob to this setting and restart the unit Check the continuity of the thermostat Replace the thermostat if the circuit is open Capacitor discharge capacitor before Check the capacitor Replace if not within 10 of manufacturer s servicing rating replace if shorted open or damaged Compressor Check the compressor for open circuit or ground If open or grounded replace the compressor Overload Check the compressor overload if externally mounted Replace if open If the compressor temperature is high remove the overload cool and retest Compressor cycles on Voltage Check the voltage See the limits on the overload preceding page If voltage is not within these limits call an electrician Overload Check ove
14. h continuity Refer to wiring diagram for terminal identification Replace switch if defective Wire disconnected or Connect wire Refer to wiring diagram for connection loose terminal identification Repair or replace loose terminal Capacitor Discharge Test capacitor capacitor before testing Replace if not within 10 of manufacturer s rating Replace if shorted open or damaged Will not rotate Fan blade hitting shroud or blower wheel hitting scroll Re align assembly Units using slinger ring condenser fans must have 0 22 0 25 inch clearance to the base If it is the base shim up the bottom of the fan motor with mounting screw s Check fan motor bearings if motor shaft will not rotate replace the motor Fan motor runs Revolves on overload Check voltage See limits on this page If not within limits call an electrician Test capacitor Check bearings Does the fan blade rotate freely If not replace fan motor Pay attention to any change from high speed to low speed If the speed does not change replace the motor 16 COMPLAINT Fan motor noise CAUSE REMEDY Fan If cracked out of balance or partially missing replace it Blower If cracked out of balance or partially missing replace it Loose set screw Tighten it Worn bearings If knocking sounds continue when running or loose replace the motor If the motor hums or noise appears to be int
15. he pressure to drop d Repeat steps B and C until the balance of the charge is in the system 7 6 When the unit is operating correctly use the pinch off tool with the unit still running and the clamp on the pinch off tube Using a tube cut ter cut the pinch off tube about 2 inches from the pinch off tool Use sil fos solder and solder the pinch off tube closed Turn off the unit allow setting for a while and then test the leak age of the pinch off connection Equipment needed Vacuum pump charging cylinder manifold gauge brazing equipment pinch off tool capable of making a vapor proof seal leak detector tubing cutter hand tools to remove components and service valve COMPOUND GAUGE MANIFOLD GAUGE CONDENSER HIGH PRESSURE SIDE SEE INSETS 2 BELOW EN oe COMPRESSOR EVAPORATOR LOW PRESSURE SIDE CAPILLARY TUBE CHARGING CYLINDER SEO O IS AN ES EXTERNAL VACUUM PUMP Figure 20A Pulling Vacuum Figure 20B Charging 10 3 INSTALLATION This air conditioner is designed with a button down chassis so that it can be installed simply in a window 3 1 SELECT THE BEST LOCATION 1 To prevent vibration and noise make sure the unit is installed securely and firmly 2 Install the unit where the sunlight does not shine directly on the unit 3 The outside of the cabinet mu
16. nction of compressor Check clogging in refrigera Replacement of tion circuit compressor Satisfactory operation Repair clogging in with temperature refrigeration circuit difference of inlet amp outlet air 44 50 F 7 10 C 14 Fails to Start Check of circuit breaker and fuse Check of power source Check of control switch setting Gas leakage of feeler bulb of thermostat Check control switch Compressor fails only to start Improper thermostat Drop of power voltage lt setting Defect of compressor Loose terminal capacitor connection Irregular motor Capacitor check gt Improper wiring resistance Q Irregular motor insulation Q Replacement Replacement of fan motor Regular but fails to start Replacement of compressor Fan only fails to start Improper wiring Defect of fan motor capacitor Irregular motor resistance Q Irregular motor insulation Q Locking of piston metal Replacement of compressor Motor damaged 15 ROOM AIR CONDITIONER VOLTAGE LIMITS NAME PLATE RATING MINIMUM MAXIMUM 220V 240V 198V 264V COMPLAINT CAUSE REMEDY Fan motor will not run No power Check voltage at outlet Correct if none Power supply cord Check voltage to rotary switch If none check power supply cord Replace cord if circuit is open Rotary switch Check switc
17. rack valves A and B for a few minutes then open slowly with the two full turns counter clock wise This will keep oil from foaming and being drawn into the vacuum pump 6 3 Operate the vacuum pump for 20 to 30 min utes until 600 micron vacuum is obtained Close valves A and B and observe vacuum gauge for a few minutes A rise in pressure would indicate a possible leak or moisture remaining in the system With valves A and B closed stop the vacuum pump 6 4 Remove the hose from the vacuum pump and place it on the charging cylinder See figure 20B Open valve C Discharge the line at the manifold connection 6 5 The system is now ready for final charging Recharge as follows 7 1 Rotary compressor systems are charged from the high side If the total charge cannot be put in the high side the balance will be put in the suction line through the access valve which is installed as the system is opened 7 2 Connect the charging cylinder as shown in fig ure 20B With valve C open discharge the hose at the manifold connection 7 3 Open valve A and allow the proper charge to enter the system Valve B is still closed 7 4 If more charge is required the high side will not take it Close valve A 7 5 With the unit running open valve B and add the balance of the charge a Do not add the liquid refrigerant to the low side b Watch the low side gauge allow pressure to rise to 30 Ibs c Turn off valve B and allow t
18. rload if externally mounted Replace if open If the compressor temperature is high remove the overload cool and retest 17 COMPLAINT CAUSE REMEDY Compressor cycles on overload Fan motor If not running determine the cause Replace if required Condenser air flow restriction Remove the cabinet inspect the interior surface of the condenser If restricted clean carefully with a vacuum cleaner do not damage fins or brush Clean the interior base before re assembling Condenser fins If the condenser fins are closed over a large damaged area on the coil surface head pressures will increase causing the compressor to cycle Straighten the fins or replace the coil Capacitor Test the capacitor Wiring Check the terminals If loose repair or replace Refrigeration system Check the system for a restriction Insufficient cooling Air filter If restricted clean or replace Unit undersized Determine if the unit is properly sized for the area to be cooled Excessive noise Blower or fan Check the set screw or clamp If loose or miss ing correct If the blower or fan is hitting scroll or shroud rearrange the air handling parts Copper tubing 18 Remove the cabinet and carefully rearrange the tubing not to contact the cabinet compressor shroud and air guide 5 SCHEMATIC DIAGRAM 5 1 CIRCUIT DIAGRAM
19. rminals Remove the rotary switch Re install the components by referring to the removal procedure above 2 3 6 POWER CORD 1 Disconnect the unit from source of power 2 Remove the front grille Refer to Section 2 1 1 3 4 Remove a screw that secures control board to base Remove the cabinet Refer to Section 2 1 2 pan Refer to Section 2 1 3 Pulls the control board toward you Disconnect the 2 receptacles and remove the grounding screw Remove a screw securing the clip with cord to the control board See Figure 18 Pull the power cord Re install by referring to procedures above 2 4 REFRIGERANT CYCLE 2 4 1 CONDENSER 1 2 Remove the cabinet Refer to Section 2 1 2 Discharge the refrigerant by using a refrigerant recovery system Remove the air guide Refer to Section 2 2 1 Remove 2 screws which fasten the condenser After discharging the refrigerant completely unbraze the interconnecting tube at the condenser connections Remove the condenser Re install by referring to the procedures above Figure 15 Figure 16 Figure 17 Figure 18 2 4 2 EVAPORATOR 1 2 3 Remove the cabinet Refer to section 2 1 2 Discharge the refrigerant by using a refrigerant recovery system Remove the air guide upper Refer to Section 2 2 1 After discharging the refrigerant completely unbraze the interconnecting
20. rom the cabinet as the top tabs lift out of their slots See Figure 2 4 Replace the grille by placing the tabs in the slots and push the grille until it snaps into place 2 1 2 CABINET 1 Disconnect the unit from the power source 2 Remove the front grille Refer to Section 2 1 1 3 Remove 9 screws that secure the cabinet to the base and condenser See Figure 3 4 Lift the cabinet from the unit 5 Re install by referring to the procedures above 2 1 3 CONTROL BOARD 1 Disconnect the unit from the power source 2 Remove the front grille Refer to Section 2 1 1 3 Remove the cabinet Refer to Section 2 1 2 4 Remove 2 screws that secure the control board to base pan and air guide See Figure 4 5 Pull the control board toward yourself NOTE Controls wires and capacitor are now accessible for servicing Discharge the capacitor before servicing Refer to section 2 3 3 6 Disconnect one housing terminal and 3 wires for the fan motor and compressor See Figure 5 7 Re install components by referring to procedures above Refer to wiring diagram on page 19 in this manual or inside control board Figure 1 Figure 3 Figure 4 Figure 5 2 2 AIR HANDLING PARTS 2 2 1 AIR GUIDE UPPER Disconnect the unit from the power source Remove the front grille Refer to Section 2 1 1 Remove the cabinet Refer to Section 2 1 2 Remove the control board Refer to Section 2 1 3 5 Remo
21. st extend outward for at least 10 and there should be no obstacles such as a fence or wall within 20 from the back of the cabinet because it will prevent heat radiation of the condenser Restriction of outside air will greatly reduce the cooling efficiency of the air conditioner All side louvers of the cabinet must remain exposed to the outside of the structure 4 Install the unit a little slanted so the back is slightly lower than the front about 1 4 This will force condensed water to the outside 5 Install the unit with the bottom about 30 60 above the floor level 3 2 CHECK OF INSTALLATION The setting conditions must be checked prior to initial starting The under mentioned items are especially important checking points when the installation is finished Grounding wire Green of Green Yellow is pro vided in the power cord The green wire must be grounded 2 Connect to a single outlet 15AMP circuit 3 To avoid vibration or noise make sure the air conditioner is installed securely 4 Avoid placing furniture or dreperies in front of the air inlet and outlet _ 3 3 HOW TO DRAIN When using drain pipe The air conditioner must be installed level or titled slightly to the outside for proper water drainage On exceptionally hot and humid days the air conditioner may drain condensation water through overflow the air conditioner is used in hot and a high humidity zone exchange the HOLE RU
22. ve 2 screws that secure the brace to air guide upper and shroud See Figure 6 6 Remove 2 screws that secure the air guide upper to air guide lower See Figure 6 7 Lift air guide upper upward 8 Re install by referring to the procedures above RON 2 2 2 ORIFICE TURBO FAN AND FAN Disconnect the unit from the power source Remove the front grille Refer to Section 2 1 1 Remove the cabinet Refer to Section 2 1 2 Remove the control board Refer to Section 2 1 3 5 Remove the air guide upper Refer to Section 2 2 1 6 Remove 2 screws that secure the base pan to condenser See Figure 7 7 Remove 2 screws that secures the shroud to channel of condenser 8 Press the snap area of shroud with your thumbs This allows you to remove it from the condenser 9 Lift the compressor upward with the evaporator and condenser See Figure 7 Remove the orifice by pushing the snap area of the air guide blower See Figure 8 Remove the clamp springs which are clamped to the boss of fan and turbo fan by hand plier See Figure 9 Pull the fan and turbo fan outward Remove the shroud Re install by referring to the procedures above 12 13 14 Figure 6 Figure 7 Figure 8 Figure 9 2 2 3 MOTOR 1 Disconnect the unit from the power source Figure 10 2 Remove the front grille Refer to Section 2 1 1 Y 3 Remove the
Download Pdf Manuals
Related Search