LG LWM1430BXN/LW-136 Скачать руководство пользователя

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7. REPLACEMENT PARTS LIST

130410

BASE ASSEMBLY, SINGLE

3041A30002B

130910

CABINET ASSEMBLY, SINGLE

3091AR6057B

135312

GRILLE ASSEMBLY, FRONT(SINGLE)

3531A20073C

135313

GRILLE, INLET

3530A10070A

135500

COVER, TERMINAL

3550U-L004A

135510

COVER ASSEMBLY, CONTROL(SINGLE)

3551A30015A

146812

MOTOR ASSEMBLY, SYNC.

2H01102A

147581-1

LOUVER, HORIZONTAL

4758AR7264A

147581-2

LOUVER, HORIZONTAL

4758AR7278A

148000

BRACE

4800AR7272A

149980

SHROUD

4998AR1597A

152302

FILTER ASSY, A/C

5231AR6159A

237200

PANEL, CONTROL

3720AR6163A

3720AR6163B

238310

ESCUTCHEON

3831A20060A

3831A20032Z

249950

CONTROL BOX ASSEMBLY, SINGLE

4995A20254J

4995A20045S

263230

THERMISTOR ASSEMBLY

6323A20003D

264110

POWER CORD ASSEMBLY

6410A20007B

3H03671A

267110

REMOTE CONTROLLER ASSEMBLY

6711A20052G

6711A20052B

268712

PWB(PCB) ASSEMBLY, DISPLAY

6871A20195C

6871A20195B

268714

PWB(PCB) ASSEMBLY, MAIN(AC)

6871A20188A

6871A20196E

346811

MOTOR ASSEMBLY, SINGLE

4681AR6033K

349001

DAMPER, VENTILATION

4900AR7265A

349480

ORIFICE

4948A30006A

349600

MOUNT, MOTOR

4960AR1596A

352111

TUBE ASSEMBLY, CONNECTOR

5211AR7059A

352113

TUBE ASSEMBLY, DISCHARGE SINGLE

5211A30066S

35211A

TUBE ASSEMBLY, SUCTION SINGLE

5211A30088G

352390

AIR GUIDE ASSEMBLY

5239A20001J

354210

EVAPORATOR ASSEMBLY, FIRST

5421A20009E

359012

FAN ASSEMBLY, BLOWER

5834AR1599A

550140

ISOLATOR, COMP

4H00982C

552101

TUBE, CAPILLARY

5424AR3411X

554031

CONDENSER ASSEMBLY, BENT

5403A20004K

554160

COMPRESSOR SET

2520UKRK2BA

559010

FAN ASSEMBLY, AXIAL

5900AR1508A

731273

INSTALL PART ASSEMBLY, SET

3127AR3523F

W0CZZ

CAPACITOR, DRAWING

6120AR2194D

W48602

CLAMP, SPRING

3H02932C

PART NO.

DESCRIPTION

REMARK

LOCATION

NO.

LW-136

LWM1430TAS

R: Service Parts

NOTE)

Please ensure GCSC since these parts may be changed depending upon the buyer's request.

(GCSC WEBSITE http://biz.LGservice.com)

Содержание LWM1430BXN/LW-136

Страница 1: ...SERVICE MANUAL CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL ONLY FOR AUTHORIZED SERVICE MODEL LWM1430TAS BXN LW 136 website http biz lgservice com e mail http www lgeservice com techsup html ...

Страница 2: ... 3 6 SYNCHRONOUS MOTOR 8 2 4 REFRIGERATION CYCLE 9 2 4 1 CONDENSER 9 2 4 2 EVAPORATOR 9 2 4 3 CAPILLARY TUBE 9 3 INSTALLATION 3 1 HOW TO INSTALL THE UNIT 12 3 2 HOW TO DRAIN 12 3 3 HOW TO USE THE REVERSIBLE INLET GRILLE 12 3 4 WINDOW REQUIREMENTS 13 3 5 INSTALLATION KITS CONTENTS 13 3 6 SUGGESTED TOOL REQUIREMENTS 14 4 TROUBLESHOOTING GUIDE 4 1 OUTSIDE DIMENSIONS 15 4 2 PIPING SYSTEM 15 4 3 TROUBL...

Страница 3: ...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 3 SPECIFICATIONS POWER SUPPLY 1Ø 208 230V 60Hz COOLING CAPACITY Btu h 14 800 INPUT W 1 410 RUNNING CURRENT A 6 5 REFRIGERANT CHARGE g 690 24 3 OZ INDOOR C 26 7 DB 19 4 WB OUTDOOR C 35 DB 23 9 WB FAN INDOOR BLOWER FAN OUTDOOR PROPELLER TYPE FAN WITH SLINGER ...

Страница 4: ...the air conditioner or if there are obstacles between the Remote Control unit and the air conditioner POWER BUTTON Operation starts when this button is pressed and stops when you press the button again OPERATION MODE SELECTION BUTTON Select Cooling or Fan or Dehumidification Dry mode with button Dry mode is not to all models ON OFF TIMER BUTTON Set the time of starting and stopping operation The t...

Страница 5: ...pan forward 2 1 3 CONTROL BOX 1 Remove the front grille Refer to section 2 1 1 2 Pull the base pan forward so that you can remove the 2 screws which fasten the cover control at the right side See Fig 3 3 Remove the 3 screws which fasten the control box See Fig 3 4 Discharge the capacitor by placing a 20 000 ohm resistor across the capacitor terminals 5 Disconnect two wire housings in the control b...

Страница 6: ...r sideward carefully 4 Remove the orifice from the air guide carefully 5 Remove the clamp spring which is clamped to the boss of blower by hand plier See Fig 5 6 Pull the blower outward without touching blades See Fig 6 7 Re install the components by referring to the removal procedure above 2 2 3 FAN 1 Remove the cabinet Refer to section 2 1 2 2 Remove the brace and shroud cover Refer to section 2...

Страница 7: ...ischarge the refrigerant by using a Refrigerant Recovery System 3 Disconnect the 3 leads from the compressor 4 After purging the unit completely unbraze the suction and discharge tubes at the compressor connections 5 Remove the 3 nuts and the 3 washers which fasten the compressor See Fig 10 6 Remove the compressor 7 Re instill the components by referring to the removal procedure above 2 3 3 CAPACI...

Страница 8: ...ch has the same specification marked on the supply cord fitted to the unit 2 3 5 THERMISTOR 1 Remove the control box Refer to section 2 1 3 2 Unfold the control box Refer to section 2 3 3 3 Disconnect the thermistor terminals from main P W B assembly 4 Remove the thermistor 5 Re install the components by referring to the removal procedure above See Figure 13 2 3 6 SYNCHRONOUS MOTOR 1 Remove the co...

Страница 9: ...vaporator at the left side and the top side 5 Move the evaporator sideward carefully and then unbraze the interconnecting tube at the evaporator connectors 6 Remove the evaporator 7 Re install the components by referring to notes See Fig 16 2 4 3 CAPILLARY TUBE 1 Remove the cabinet Refer to section 2 1 2 2 Remove the brace Refer to section 2 2 1 3 After discharging the refrigerant completely unbra...

Страница 10: ...ifold connection 5 The system is now ready for final charging 6 Recharge as follows 1 Refrigeration cycle 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 you installed as the system was opened 2 Connect the charging cylinder as shown in Fig 17B With valve C open discharge the hose a...

Страница 11: ...or proof seal Leak detector Tubing cutter Hand Tools to remove components Service valve A COMPOUND GAUGE EVAPORATOR LOW PRESSURE SIDE COMPRESSOR CAPILLARY TUBE CONDENSER HIGH PRESSURE SIDE SEE INSETS BELOW MANIFOLD GAUGE B Figure 17A Pulling Vacuum Figure 17B Charging A B EXTERNAL VACUUM PUMP A CHARGING CYLINDER LOW HI B C ...

Страница 12: ...N When using drain pipe The air conditioner must be installed horizontally or tilted slightly to the outside for proper water drainage On exceptionally hot and humid days the air conditioner may overflow condensed water If the air conditioner is used in a hot and high humidity zone exchange the HOLE RUBBER for the DRAIN PIPE See figure 17 figure 18 Press the drain pipe into the hole by pushing dow...

Страница 13: ... widths from 29 to 41 The top and bottom window sashes must open sufficiently to allow a clear vertical opening of 18 from the bottom of the upper sash to the window stool 2 The stool offset height between the stool and sill must be less than 1 1 4 3 5 INSTALLATION KITS CONTENTS 29 to 41 18 min Offset Less than 1 1 4 Sill Exterior Interior wall 26 min Without frame curtain Stool Angle Assembly 1 S...

Страница 14: ...the backing and attach the Foam PE to the underside of the window sash 4 Remove the backing from Foam PE with 3 holes and attach it to the bottom of the Top retainer bar 5 Attach the Top retainer bar onto the top of the cabinet with 3 screws Type A 6 Insert the Frame guides into the bottom of the cabinet 7 Insert the Frame Curtain into the Top retainer bar and Frame guides 8 Fasten the curtains to...

Страница 15: ...0 to follow the refrigeration cycle and the flow of the refrigerant in the cooling cycle MOTOR COMPRESSOR OIL LIQUID REFRIGERANT CAPILLARY TUBE OUTSIDE COOLING AIR FOR REFRIGERANT PASS THROUGH SUCTION LINE COOL LOW PRESSURE VAPOR COOLED AIR COMPLETE LIQUID BOIL OFF POINT LIQUID PRESSURE DROP ROOM AIR HEAT LOAD VAPOR INLET HOT DISCHARGED AIR LIQUID OUTLET HIGH PRESSURE VAPOR LIQUID PEFRIGERANT LOW ...

Страница 16: ...kage Repair gas leak Replacement of unit if the unit is beyond repair Satisfactory operation with temperature difference of inlet outlet air 44 6 50 F Check heat load increase Unexpected residue Overloaded Circuit Check of inside gas pressure Adjusting of refrigerant charge Malfunction of compressor Replacement of compressor Check of cold air circulation for smooth flow Dirty indoor coil Heat exch...

Страница 17: ... fan motor Regular but fails to start Replacement of compressor locking of rotor metal Improper thermistor setting Loose terminal connection Improper wiring Irregular motor resistance Irregular motor insulation Replacement of compressor Motor damaged Drop of power voltage Check capacitor Replacement Only compressor fails to start Defect of compressor capacitor Check of power source Check of contro...

Страница 18: ...the connection between Main and Display all right Is the reset circuit all right The No 14 of Micom is 5V Check the Fuse Check the wiring diagram Check the Main P W B pattern Exchange the Trans Exchange D02D D05D Exchange IC01D Exchange IC02D Exchange IC01A Connect connector exactly Check the P W B pattern NO NO NO NO NO NO NO YES YES YES YES YES YES YES NO YES ELECTRIC PARTS TROUBLESHOOTING GUIDE...

Страница 19: ... wiring Diagram NO NO NO NO YES YES YES YES Possible Trouble 2 The compressor does not operate Is the wire connection of RY COMP all right Check the RY COMP Connect LEAD Wire to RY COMP again NO YES Possible Trouble 3 The compressor always operate Exchange IC01M Exchange IC01M Is the voltage NO 1 or 2 or 4 of IC01M DC 5V Is the voltage NO 13 or 15 or 16 of IC01M 0V Check the RY Hi or RY Lo Check t...

Страница 20: ...ttern Connect connector to CN DISP1 exactly NO NO NO YES YES YES NO NO YES YES Is the Knob of SW1 set to left position Is the voltage No 1 of CN DISP1 of Main PCB Ass y DC 5V Reference to OWNER S MANUAL Set the Knob of SW1 to left position Check the SW1 Check the pattern of Main Display PCB Possible Trouble 6 Romote controller does not operate Possible Trouble 5 The function of Energy Saver does n...

Страница 21: ...n of CN DISP1 all right Exchange the display P W B Ass y Exchange IC01G Exchange Q01G Q02G Q03G Q04G Connect connector to CN DISP1 exactly Does the Q01G Q02G Q03G Q04G operate normally on main P W B Ass y Possible Trouble 7 It displays abnormally on Display P W B Ass y ...

Страница 22: ...pacitor 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 necessary shim up the bottom of the fan motor with mounting screw s Check fan...

Страница 23: ...fer to the wiring diagram for terminal identification Replace the switch if the circuit is open Thermistor Check the TEMP control If not at the lowest number set TEMP control to this setting and restart the unit Check the continuity of the thermistor Replace the thermistor if the circuit is open Capacitor discharge Check the capacitor capacitor before Replace if not within 10 of manufacturer s ser...

Страница 24: ...citor 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 Exhaust damper door Close if open 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 correc...

Страница 25: ... ASM BK BK BR BR ION H V B RD BL BL OLP RD MOTOR CAPACITOR F R S COMP C C H 3854AR2330R WIRING DIAGRAM RY MID FUSE RD BK PTC 4 3 GN YL GN RD 1 7 6 8 5 9 2 3 4 1 7 6 8 5 9 2 3 4 WH BL POWER INPUT BK BR Ribbed Plain GN YL GN GN YL GN THERMISTOR BK BK BL RD BL RD CN TH1 YL YL OR BR OR BR OR BR SYNC MOTOR RY LO RY HI CN WORK CN SYNC CN DISP DISPLAY P W B ASM RY SYNC 250V T2A 115V T2A TRANS FORMER ZNR ...

Страница 26: ...A SCL 11 TEST 15 14 13 17 19 18 VSS VAref 16 Osc in Osc out Reset 22 21 20 COMP 4WAY LOW SYNC 24 25 26 23 Pipe TH Option1 Option2 Room TH 5 6 7 1 2 3 SEG c SEG a SEG b 4 MICOM TMP87CH47U SEG d 44 SEG e SEG f 43 42 41 SEG g VDD 39 38 37 KEY0 40 SLIDE SW 27 28 29 ION MED HI 31 32 33 Buzzer 30 Receiver LED out3 36 35 34 LED out0 LED out1 LED out2 KEY1 HVB R22H 1 1 12 1K 0K R03H R21H 12 1K 5V OR2H 7 1...

Страница 27: ... 27 5 3 COMPONENTS LOCATION FOR MAIN P C B ASM LWM1430TAS LW 136 5 4 COMPONENTS LOCATION FOR DISPLAY P C B ASM ...

Страница 28: ...552102 554030 148000 352390 349600 346811 130410 354210 147582 349001 359012 349480 W48602 W48602 559010 731273 267110 149980 550140 554160 567502 352115 352113 35211A 352111 263230 268712 146812 264110 268714 237200 238310 W0CZZ 249950 135510 130910 W52106 2 W52106 1 ...

Страница 29: ...1A20195B R 268714 PWB PCB ASSEMBLY MAIN AC 6871A20188A 6871A20196E R 346811 MOTOR ASSEMBLY SINGLE 4681AR6033K 4681AR6033K R 349001 DAMPER VENTILATION 4900AR7265A 4900AR7265A R 349480 ORIFICE 4948A30006A 4948A30006A R 349600 MOUNT MOTOR 4960AR1596A 4960AR1596A R 352111 TUBE ASSEMBLY CONNECTOR 5211AR7059A 5211AR7059A R 352113 TUBE ASSEMBLY DISCHARGE SINGLE 5211A30066S 5211A30066S R 35211A TUBE ASSEM...

Страница 30: ...P No 3828A20095T August 2003 Printed in Korea ...

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