LG TN-C090BT00 Скачать руководство пользователя страница 23 | Manualshive

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Electronic parts Troubleshooting Guide

Is the unit operating?

Is the output

voltage of Micom's 10PIN on

the MAIN PCB 5V?

Is the "Power relay" for

indoor motor OK?

Check the indoor motor.

1. Press power ON/OFF button.
2. Reconnect the power supply.

Is the voltage

between 1PIN of CN8 and

NEUTRAL 220V?

1. Check or exchange IC01D,
IC02D on the main PCB.

1. Check or exchange RY10.

1. Check the wiring of
"Power relay".
2. Exchange "Power relay".

YES

YES

YES

NO

NO

NO

YES

NO

Is the compressor operating?

1. Check wiring for outdoor
motor and magnetic contactor.
2. Check outdoor motor & capacitor.

Is it cooling operation?

1. Press power "ON/OFF" button.
2. Select cooling operation.

1. Set following.
Set temp. < Room temp.
2. Wait, if the unit has operating
with 3-minute time delay.

YES

NO

YES

NO

Possible trouble 8

: Indoor motor does not operate.

Possible trouble 9

: Outdoor motor does not operate.

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Содержание TN-C090BT00

Страница 1: ...Ducted Split Air Conditioner SERVICE MANUAL MODELS TN C090BT00 TN C120BT00 TN C180BT00 TN C240BT00 ...

Страница 2: ...elopment Sequence C Cooling Only H Heat Pump S Side Discharge Outdoor Fan Discharge Cooling Capacity TN LGETA Ducted Split Air Conditioner Type of Air Conditioner Model Type 8 380 415V 50Hz 3Ø Electric Standard Volts Freq Phase 090B 88 000 Btu h T Top Discharge T N C 0 9 0 B T 0 0 2 A 0 Gold Fin B Basic Model Type A 3 4 5RT 0 Over 5RT B 380 415V 60Hz 3Ø 120B 118 000 Btu h 240B 180 000 Btu h 240B 2...

Страница 3: ... separate package 3 Features Model No TN C090BT00 TN C120BT00 Cooling Fan Operation O O Auto Restart Operation Wired Remote Control O O Group Control Child Lock Function Self Diagnosis Function Weekly Program Time Delay Relay O O Two Thermistor Control Central Control Zone Control Energy Saving Gold Fin Wireless Remote Control Electric Heater Accessory Accessory Fire Alarm Function Electronic Ther...

Страница 4: ...O O n o i t a r e p O t r a t s e R o t u A Wired Remote Control l o r t n o C p u o r G n o i t c n u F k c o L d l i h C n o i t c n u F s i s o n g a i D f l e S m a r g o r P y l k e e W Time Delay safety Two Thermistor Control Central Control Zone Control Energy Saving Gold Fin l o r t n o C e t o m e R s s e l e r i W Electric Heater Fire Alarm Function Electronic Thermostat h c t i w S e r ...

Страница 5: ...ciency inch 9 32 9 32 mm 7 7 Row Column FPI 2R 36C 17FPI 2EA 2R 17C 17FPI 2EA 2R 36C 17FPI 2EA 2R 17C 17F3 2EA inch 27 6 27 6 mm 700 1170 sq ft 16 2 27 1 55 2 58 Type Propeller Propeller No Used Diameter inch 1EA 18 1 8 1EA 18 1 8 Drive Type Direct Direct CFM Side Top Top Top No Motor Motor output Hp 1EA 0 1 2EA 0 1 Motor RPM 1050 1050 inch mm 1 2 12 7 3 4 19 05 inch m 295 9 32 7 5 295 9 32 7 5 Ɛ ...

Страница 6: ...ch 15 88 5 8 15 88 5 8 mm inch 28 9 8 28 9 8 m inch 7 5 295 9 32 7 5 295 9 32 h 17 17 1 1 4 1 1 4 kg 7 5 2 7 6 2 lbs Type R22 R22 Capillary Tube Capillary Tube mm 1800 890 1000 1800 890 1000 inch 70 7 8 35 3 8 39 3 8 70 7 8 35 3 8 39 3 8 mm 1560 1100 880 1760 1100 970 inch 61 7 16 43 5 16 34 5 8 69 1 4 43 5 16 38 3 16 kg lbs 250 550 250 550 kg lbs 340 748 340 748 inch Outdoor Unit or S Package Dim...

Страница 7: ...Dimensions 7 Model No TN C120BT00 0 5 3 0 9 8 69 3 1760 33 0 840 52 4 1330 29 1 740 0 7 5 1 8 1 6 Model No TN C120BT00 0 5 3 0 9 8 69 3 1760 33 0 840 52 4 1330 29 1 740 0 7 5 1 8 1 6 ...

Страница 8: ...1 Indoor units 2 Oudoor units Model No TN C180BT00 Note All dimensions are in mm 0 9 8 1800 1000 1100 1560 880 Dimensions 8 ...

Страница 9: ...1 Indoor units 2 Oudoor units Model No TN C240BT00 Note All dimensions are in mm 0 9 8 1800 1000 1100 1760 970 Dimensions 9 ...

Страница 10: ...E R G L Y N G E U L B L B E T I H W H W G N I R I W D L E I F G N I R I W L A N O I T P O G N I R I W Y R O T C A F Notes W O L L E Y L Y E G N A R O R O K C A L B K B E T I H W H W D E R D R N W O R B R B R O S S E R P M O C P M O C W O L L E Y N E E R G L Y N G E U L B L B G N I R I W D L E I F G N I R I W L A N O I T P O G N I R I W Y R O T C A F Notes 10 ...

Страница 11: ...Model No TN C180BT00 11 Wiring Diagrams ...

Страница 12: ...Model No TN C240 T00 B MEZ62337701 12 Wiring Diagrams ...

Страница 13: ...ge Malfunction of compressor Replacement of compressor Check of cold air cir culation for smooth flow Dirty indoor coil heat exchanger Malfunction of fan Clogging of air filter Obstruction at air outlet Countermeasure against above trouble Check clogging in refrigera tion circuit Repair clogging in refrigera tion circuit In general possible trouble is classified in two causes The one is called Sta...

Страница 14: ...lar motor resistance Irregular motor insulation Replacement of fan motor Regular but fails to start Replacement of compressor Loose terminal connection Improper wiring Irregular motor resistance Irregular motor insulation Replacement of compressor Drop of power voltage Capacitor check Replacement of capacitor Compressor only fails to start Check power source Check control switch setting ē ē ē ē 14...

Страница 15: ...ster in case that the same power source is supplied to other equip ment except the unit what and where troubled can be discovered by checking the operation of other equipment Measure it with a tester Make short circuit then measure it with tester Check it with the eyes or tester Repair a switch box and relative instrument Replacement of fuse Request a power supplier to repair Check the power sourc...

Страница 16: ...OMPLAINTS HOW TO CHECK REMEDY Magnetic switch for compressor motor Compressor motor High pressure switch Electric circuit Defective contact magnetic coil troubled Troubled over heated layer short Troubled or defective contact or operating Defective connection or disconnection of the circuit for compressor Check it with the eyes on with a tester Check how it is insulated Check it with a tester Chec...

Страница 17: ...t that difference between the saturating temperature corresponding to high pressure and the temperature of air discharged from the outdoor coil is more than 15 C incondensable gas may be blended Check it with a pressure gauge Confirm the wind blowing out upward Check it with eyes Wash it by means of something like chemical washing Extract air by vacuum pump then replenish charge the refrigerant Re...

Страница 18: ... the foreign bodies Cleaning 4 All the functions are performed as specified but very noisy and vibrant WHAT TROUBLED COMPLAINTS HOW TO CHECK REMEDY Compressor Blower Screws Electric troubles Magnetic contactor Others Checking Checking Checking Checking Improper installation Checking Replace the compressor Repair or replace it Clear the foreign bodies Correct Repair and clean or replace it Correct ...

Страница 19: ...D01D D05D R05C on the main PCB NO YES Is the output voltage of IC01A 7036 on the main PCB DC5V NO 1 Exchange IC01D 7812 on the main PCB 2 Check the D01D D05D R05C on the main PCB 1 Exchange IC01A 7036 on the main PCB Is the output voltage of transformer AC24V AC13V 1 Exchange OSC 2 Check the pattern around OSC on the main PCB Is the input voltage of remote controller DC12V YES NO YES Is the power ...

Страница 20: ...ower supply YES YES Is there OSC vibration on the remote controller PCB NO 1 Check or exchange IC01D 7812 on the MAIN PCB 1 Exchange OSC 2 Check the pattern around OSC on the remote controller PCB Is any key on the remote controller keeping pressed 1 Check Keys 2 Repair or exchange Key Is there trouble in the remote controller PCB ASS Y NO YES NO Are there trouble in LCD parts YES 1 Check crack da...

Страница 21: ...B DC0V Is the magnetic contactor for compressor OK 1 Check Compressor and Capacitor for Compressor NOTE 3Đmodel has not capacitor for compressor YES NO 1 Set flowing Set Temp Room Temp NO NO YES Is the voltage between 1PIN of CN COMP and NEUTRAL 220V NO 1 Check or exchange IC02D 2 Check 3 minutes time delay 1 Check or exchange RY4 Set Temp Room Temp 1 Check the wiring of Magnetic contactor 2 Excha...

Страница 22: ... the magnetic contactor for humidifier OK Check the humidifier 1 Press humidifier Key 1 Check or exchange IC02D on the MAIN PCB Is the voltage between 1PIN of CN5 and NEUTRAL 220V 1 Check or exchange RY3 Is the HUMID LCD ON 1 Check the wiring or Magnetic contactor 2 Exchange Magnetic contactor YES YES NO YES YES NO NO NO YES NO Possible trouble 7 No humidifier operation performed 22 ...

Страница 23: ...the main PCB 1 Check or exchange RY10 1 Check the wiring of Power relay 2 Exchange Power relay YES YES YES NO NO NO YES NO Is the compressor operating 1 Check wiring for outdoor motor and magnetic contactor 2 Check outdoor motor capacitor Is it cooling operation 1 Press power ON OFF button 2 Select cooling operation 1 Set following Set temp Room temp 2 Wait if the unit has operating with 3 minute ...

Страница 24: ...Features of Controller 1 Main Controller Circuit Diagram 24 ...

Страница 25: ...2 Feature of Main Controller 25 Model No TN C0 0BT00 9 TN C120BT00 ...

Страница 26: ...Model No TN C 0BT00 TN C 0BT00 18 4 2 26 ...

Страница 27: ...3 Feature of Remote Controller PCB ASS Y 4 Feature of Remote Controller LCD 27 ...

Страница 28: ...te controller Room temp 25 C DC 2 5V Pipe temp 25 C DC 2 2V Input voltage of remote controller DC 12V Voltage of sensing Over 4 8V Voltage of sensing Less than 0 5V Communication interruption between remote controller and Main PCB for 2 minutes Method of SVC 28 Ǆ Ǆ CH05 CH18 Communication of indoor and outdoor Error Pressure Error Pressure of system Hig er than high pressure switch spec lower than...

Страница 29: ...ting Set Temp Indoor Temp YES YES YES NO YES YES Stop condition YES 1 Initialize micom 2 A D convert 3 Main PCB Waiting cooling operation 4 Remote controller Waiting input YES START Power supply Go to A Dehumidification Mode Dehumidification operating YES Stop condition YES Go to A NO NO NO NO A 29 ...

Страница 30: ...d View and Replacement Parts List 359012 1 Indoor Unit Exploded View 354210 330870 263230 1 263230 2 263230 3 267110 249951 268711 346811 130411 352114 352118 336610 137211 135515 437210 137213 30 W4400 152302 ...

Страница 31: ...Exploded View and Replacement Parts List 330870 263230 1 263230 2 267110 249951 268711C 346810 130411 336610 137211 135515 137213 354210 352118 352114 W4400 152302 ...

Страница 32: ...oded View and Replacement Parts List 2 Outdoor Unit Exploded View 435311 549610 554030 1 554030 2 554030 3 554030 4 649950 268711 552203 2 552203 1 554160 346811 559010 330870 W4811 237204 1 237204 2 548490 ...

Страница 33: ...Exploded View and Replacement Parts List 559010 346811 566001 554030B 554160A 554030A 268711 ...

Страница 34: ...Exploded View and Replacement Parts List 346811 566001 554160A 559010 554030B 554030A 268711 ...

Страница 35: ...Memo 26 ...

Страница 36: ...Memo 27 ...

Страница 37: ...P No 3828A25001C JULY 2007 Printed in CHINA ...

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