LG HBLG1400E Скачать руководство пользователя страница 28 | Manualshive

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Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

NOTE

1. The unit of undefined resistors is

ohm, 1/6W, 5%.

2. The unit of undefined capacitors

is uF.

CN-DISP

CN-DISP

Q04G

5V

3.6V

2

S7136

IC01A

1

A101S

Q01G

13

5

Q02G

A101S

Q03G

A101S

15

3

16

2

4

14

D06F

ON/OFF

SW6

SW8

AUTO SWING

D08F

SW4

D04F

MODE

SW5

D05F

TEMP DOWN

SW1

FAN

D01F

SW2

TIMER

D02F

A101S

5V

R03P

7

8

R02P

20K

20K

5

6

R04P

1K

SW7

TEMP UP

D07F

SW3

SAVER

ENERGY

5V

D03F

1

17

1

17

5V

5V

Digit0

a

a

g

g

e

c

c

b

f

b

a

Digit1

b

5

4

COOL

d

3

2

e

f

e

1

7

TIMER

DRY/HEAT

FAN

c

f

DEFROST

d

d

C22L

220

5V

10V

8

Vcc

Vout

PKM13EPY

-4002

BZ01E

RECEIVER

GND

88 SEGMENT

+

E/SAVER

g

A/SWING

5

4

13

14

11

7

6

12

A/RESTART

10

9

8

9

8

7

10

11

R02G

R01G

15

2

16

1

R04G

220

R06G

R05G

13

4

11

6

12

5

14

3

R03G

220

220

220

220

220

6

3

15

12

2

16

12V

9

8

10

7

R07G

220

AIR PURIFIER

10

6

R01A

20K

3

10V

1uF

C02A

+

0.01

C01A

50V

OSC01B

1M

RT8.00MG

12.1K

1%

6.2K

1%

R01H

R02H

R01B

5V

CN-TH1

2

2

1

1

SMW250-02

CAT93C46

EEPROM

2

1

A0

A2

SCL

SDA

GND

4

3

A1

5V

Rx

12

Tx

8

9

10

SDA

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

10

4

5

6

13

12

11

RY-COMP

RY-4WAY

RY-LOW

RY-SYNC

OR1H

2

3

4

4

12V

1

2

8

16

15

9

IC01M

ULN2004A

RY-MED

RY-HI

12V

33

CN-SYNC

11

3

3

1

1

CN-4WAY

RY-4WAY

RY-SYNC

14

3

MOTOR

4WAY

S/V-

SYNC

PIPE-TH

ROOM-TH

0.001

C01F

10K

R01F

C02F

0.001

R02F

10K

R12F

20K

R02E

20

R01E

1K

5V

R01L

IC01G

ULN2004A

1K

680pF

C01L

I

+

7805

IC02D

O

C05D 220

+

I

O

7812

C02D

C03D

IC01D

12V

C04D

50V

50V

0.01

10V

1000

16V

50V

0.1

0.01

5V

C06D

RY-MED

RY-LOW

RY-HI

CN-RD

CN-BL

CN-BK

0.1/275V

C01J

CN-WOR

R01J

C01D

D04D

+

D05D

4

7

2

1

POWER TRANS

D02D

D03D

35V

1N4004

D02D~D05D

1000

RY-COMP

G4A-1A-E-LG

FUSE

250V/T2A

SVC271D-14A

ZNR01J

120 1/2W

FAN

MOTOR

CAPACITOR

C

FAN

HERM

COMP

MAIN POWER

Digit0 (Scan0)

Digit2 (Scan2)

Digit1 (Scan1)

Digit4 (Scan4)

Digit3 (Scan3)

Vcc

WP

5.2. ELECTOINC CONTROL DEVICE

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Содержание HBLG1400E

Страница 1: ...nditioner SVC MANUAL Exploded View MODEL HBLG1400E CAUTION Before Servicing the unit read the safety precautions in General SVC manual Only for authorized service personnel Internal Use Only http biz lgservice com ...

Страница 2: ...PRESSOR 7 2 3 3 CAPACITOR 7 2 3 4 POWER CORD 8 2 3 5 THERMISTOR 8 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 USE THE REVERSIBLE INLET GRILLE 12 3 3 WINDOW REQUIREMENTS 13 3 4 INSTALLATION KITS CONTENTS 13 3 5 SUGGESTED TOOL REQUIREMENTS 14 3 6 CABINET INSTALLATION 15 4 TROU...

Страница 3: ...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 3 SPECIFICATIONS POWER SUPPLY 1Ø 115V 60Hz COOLING CAPACITY Btu h 13 800 INPUT W 1 280 RUNNING CURRENT A 12 0 REFRIGERANT CHARGE g 800 28 2 OZ INDOOR C 26 7 DB 19 4 WB OUTDOOR C 35 DB 23 9 WB FA...

Страница 4: ... 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 timer is set by 1 hour FAN SPEED SELECTOR Select the fan speed in three steps High F3 Low F1 Med F2 High F3 ROOM TEMPERATURE SETTING...

Страница 5: ...ich fasten the cabinet at back See Fig 2 3 Pull the base 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 ...

Страница 6: ...de and the top side See Fig 4 3 Move the evaporator 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 Re...

Страница 7: ...OMPRESSOR 1 Remove the cabinet Refer to section 2 1 2 2 Discharge 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...

Страница 8: ...d by the special cord The special cord means the cord which 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 ab...

Страница 9: ...erant completely 4 Remove the 3 screws which fasten the evaporator 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...

Страница 10: ...er See Fig 17B Open valve C Discharge the line at the manifold 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 a...

Страница 11: ... Brazing equipment Pinch off tool capable of making a vapor 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: ...event air and insects from getting into the room 8 The power cord must be connected to an independent circuit The green wire must be grounded 9 Connect the drain tube to the base pan hole in the rear side if you need to drain consult a dealer Plastic hose or equivalent may be connected to the drain tube 3 2 HOW TO USE THE REVERSIBLE INLET GRILLE The grille is designed to clean the filter both upwa...

Страница 13: ... 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 4 INSTALLATION KITS CONTENTS 29 to 41 18 min Offset Less than 1 1 4 Sill Exterior Interior wall 26 min Without frame curtain Stool Foam PE Adhesive Backed Foam PE Adhesiv...

Страница 14: ...ff 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...

Страница 15: ...nd the lock nut Be sure the cabinet slants outward CAUTION Do not drill a hole in the bottom pan The unit is designed to operate with approximately 1 2 of water in bottom pan 4 Pull the bottom window sash down behind the Top retainer bar until they meet NOTE 1 Do not pull the window sash down so tightly that the movement of Frame curtain is restricted Attach the cabinet to the window stool by driv...

Страница 16: ...ut the Foam strip to the proper length and insert between the upper window sash and the lower window sash See Fig 29 9 Attach the Window locking bracket with a screw Type C See Fig 30 10 Attach the front grille to the cabinet by inserting the tabs on the grille into the tabs on the front of the cabinet Push the grille in until it snaps into place See Fig 31 11 Lift the inlet grille and secure it w...

Страница 17: ...heir functions in the refrigeration system Refer to Fig 33 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 ...

Страница 18: ...tdoor coil heat exchanger the fan operation Check gas leakage 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 ai...

Страница 19: ...otor resistance Irregular motor insulation Replacement of 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 c...

Страница 20: ...he voltage No 18 of Micom DC 5V Exchange Main P W B Ass y Is 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 YE...

Страница 21: ...e voltage N0 7 of IC01M DC 5V Check the RY COMP Check the 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...

Страница 22: ...P W B Ass y DC 5V Exchange the battery Check the P W B pattern 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 opera...

Страница 23: ...NO NO YES YES YES Is the IC01G all right Is the connection 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 24: ...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 necessary shim up the botto...

Страница 25: ...am correct the connections Rotary Check for continuity refer 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 capaci...

Страница 26: ...sor 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 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...

Страница 27: ...CONNECTOR FUSE WH BL POWER INPUT BK BR Ribbed Plain GN YL GN GN YL GN THERMISTOR BK BK BL RD BL RD CN TH 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 RY COMP MAIN P W B 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 ...

Страница 28: ...EEPROM 2 1 A0 A2 SCL SDA GND 4 3 A1 5V Rx 12 Tx 8 9 10 SDA 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 ou...

Страница 29: ...9 Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only 5 3 COMPONENTS LOCATION FOR MAIN P C B ASM 5 4 COMPONENTS LOCATION FOR DISPLAY P C B ASM ...

Страница 30: ...ernal Use Only 6 EXPLODED VIEW 152302 135313 147581 147582 135312 552102 554031 352390 349600 346811 130410 354210 147582 349001 359012 349480 559010 731273 267110 149980 550140 554160 567502 352113 35211A 352111 263230 268712 146812 264110 268714 237200 238310 W0CZZ 249950 135510 130910 W52106B W52106A ...

Страница 31: ...P NO 3828A20190B February 2008 ...

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