LG LBNG3061YL Скачать руководство пользователя

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LGE Internal Use Only

Power Source

Ø, V, Hz"

Cooling

Capacity

kcal/h(BTU/h)

Input

Heating

Capacity

kcal/h(BTU/h)

Input

Rated Load Amp.

Cooling

Heating

Air Volumn

Cooling(H/M/L)

CMM(m

/min)

Heating(H/M/L)

Refrigerant(R-22)

Drain Hose

In. Dia

Main Cable

No. X mm

Connecting Cable

Remote Control Type

Refigerant Control Type

Fuction

Soft Dry

Timer

Self Diagnosis

Deice Operation

Hot Start

Zone Control(Optional)

Central Control(Optional)

Group Control(Optional wiring)

Weekly Programning

2-Thermistor

Drain Pump (Optional)

Auto changeover(Auto Operation: CL)

Stand-by Consumption 0

Radio frequency control(Optional)

Tele Control(Optional)

PLASMA(Optional)

Connecting Pipe

Liquid

Inch

Gas

(mm)

Dimension

Indoor

Outdoor

(WxDxH)

Net

Indoor

Weight

Outdoor

1, 220-240, 50

7,600(30,000)

8,792

3,550

8,064(32,000)

9,378

2,900

17.5

14.0

26/22/18

1,600

22.6

3*5.5

4*0.75

L.C.D Wired

LEV

Yes

24 Hours On/Off

Yes

Optional

Yes

Optional

Yes

Optional

1/4(6.35)

5/8(15.88)

1180*450*298

870*320*800

Model

LB-G3061YL

Product Specifications (Cooling & Heating)

Содержание LBNG3061YL

Страница 1: ...oner SVC MANUAL Exploded View MODEL LBNG3061YL LBUG3061YL 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 MODEL ...

Страница 2: ... Details 10 Installation of Indoor Outdoor Unit 14 Test Running 23 Optional Operation 25 Cycle 27 Cycle Troubleshooting Guide 30 Electronic Parts Troubleshooting Guide 31 Electronic Control Device 44 Exploded View 48 2 Copyright 2007 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 3: ...g High head height Drain pump Optional Central Control Optional Group Control Optional Wiring PLASMA Optional Telephone Control Operation Optional Radio Frequency Control Operation Optional Maintains the room temperature in accordance with the Setting Temp Indoor fan is delayed for 5 seconds at the starting High Med Low Although the air conditioner is turned off by a power failure it is restarted ...

Страница 4: ...rol 4 way valve control Outdoor fan motor control Discharge pipe temp control Overpressure protection If power is on it will operate to chage capacitor on controller and power relay will operate after about 10sec The final operating freq of comp is set the lowest freq that limited outdoor temp discharge pipe temp target freq owing to CT It will be changed the drive voltage of comp according to ope...

Страница 5: ...e Timer Weekly Program Cooling model only Heating model only Low Med High Cooling Operation Mode Heating Operation Mode Auto Operation Mode Cooling model Soft Dry Operation Mode Fan Operation Mode Phase Control Setting HI AUTO MED LO Auto change over Heating model Program Holiday SET CLR Min Hour Week Timer Cancel Timer Cancel Timer High 39 C LOW 11 C Fan Operates without cooling heating Cooling H...

Страница 6: ... Control Optional Central Control Optional Group Control Optional wiring Weekly Programning 2 Thermistor Drain Pump Optional Auto changeover Auto Operation CL Stand by Consumption 0 Radio frequency control Optional Tele Control Optional PLASMA Optional Connecting Pipe Liquid Inch Gas mm Dimension Indoor mm Outdoor WxDxH Net Indoor Kg Weight Outdoor 1 220 240 50 7 600 30 000 8 792 3 550 8 064 32 00...

Страница 7: ... Inc All right reserved Only for training and service purposes LGE Internal Use Only Dimensions W H D 1 Indoor Unit MODEL DIM W mm 1180 H mm 298 D mm 450 LBNG3061YL H W D MODEL DIM W mm 870 H mm 800 D mm 320 LBUG3061YL 2 Outdoor Unit ...

Страница 8: ...erved Only for training and service purposes LGE Internal Use Only INDOOR UNIT OUTDOOR UNIT HEAT EXCHANGER HEAT EXCHANGER LEV COMPRESSOR GAS PIPE SENSOR HEATING SENSOR DISCHARGE PIPE SENSOR GAS SIDE LIQUID SIDE COOLING HEATING REVERSING VALVE LIQUID PIPE SENSOR INDOOR TEMPERATURE SENSOR LB G3061YL 5 8 1 4 7 5 15 7 5 12 5 40 Additional refrigerant g m Pipe size Diameter ø Piping length m Elevation ...

Страница 9: ... BR CT BR BR BL RD BK BK BK BK BK BK BK H P SWITCH BRIDGE DIODE BRIDGE DIODE CAPACITOR 400V 165μF 400V 2500μF DC LINK CAPACITOR POWER RELAY 3 5 6 1 L 2 N 1 L 2 N BR BR BR BL 1 0 2 4 GN YL GN YL BL BL BL WH WH BL WH WH WH WH RD WH RD GND YL BR BK BK NL BK WH BK BL CN GATE1 CN GATE2 CN IPM CN IPM CN GATE1 LEV CN DATA CN POWER CN PWR RY START 250V 3 15A FUSE RY PWR CN AC REACTOR POWER OUT FUSE 250V 2...

Страница 10: ...e while compress is off While compressor is running it takes 3 5 seconds to switch 2 Soft Dry Operation The indoor fan speed is automatically set to the low so the shift of the indoor fan speed is impossible because of already being set to the best speed for Dry Operation by Micom Control 3 Cooling Mode Operation When selected the Cooling Mode Operation the unit will operate according to the setti...

Страница 11: ... temperature is higher than 42 C fan operates at seleted fan speed when it becomes lower than 39 C the fan operates at low speed 4 Heating Mode Operation Except Cooling Model The unit will operate according to the setting by the remote controller and the operation diagram is shown as follows Hot Start Low Selected Fan Speed minimum 3min Selected fan speed minimum 10sec 1min A A minimum 10sec B 5 H...

Страница 12: ...dealer Correct the accident point as shown in the table below before restarting operation During the normal operation CHECK won t be displayed in the remote controller Remote controller LCD Accident Point CH 01 Indoor room or piping temperature thermistor error CH 02 Outdoor air or piping temperature thermistor error CH 03 Indoor main body Remote controller unit communication error CH 04 Optional ...

Страница 13: ...heat source or steam near the unit 2 Outdoor unit If an awning is built over the unit to prevent direct sunlight or rain exposure be careful that heat radiation from the condenser is not restricted There should not be any animals or plants which could be affected by hot air discharged Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles 3 Piping length and the eleva...

Страница 14: ...TE Thoroughly study the following installation locations 1 In such places as restaurants and kitchens considerable amount of oil steam and flour adhere to the fan the fin of the heat exchanger resulting in heat exchange reduction spraying dispersing of water drops etc In these cases take the following actions Make sure that the ventilation fan for smoke collecting hood on a cooking table has suffi...

Страница 15: ... that are not splashed with water Select control position after receiving customer approval The room temperature sensor is built in the indoor unit This remote controller equipped with liquid crystal display If this position is higher or lower display is difficult to see The standard height is 1 2 1 5m high Routing of the remote controller cord Keep the remote controller cord away from the refrige...

Страница 16: ... the under plate from Remote control box Fix the cord clamps on the wall by ø 3 tapping screws accessory Fix the remote control cord WIRED REMOTE CONTROL INSTALLATION REMOTE CONTROL PREPARATION OPTIONAL DISASSEMBLING ELECTRICAL WIRING HOW TO MOUNT ONTO A WALL HOW TO INSERT BATTERIES Wire and make sure that teminal numbers are matched on unit side and remote controller side The maximum length of th...

Страница 17: ... other boss of the control panel 4 In Australia the length of power supply cord measured from the entry of the power supply cord to the middle of live pin on the power plug should be over 1 8m Make sure that the screws of the terminal are free from looseness WARNING POWER INPUT 220 240V 1 L 2 N The power cord connected to the outdoor unit should be complied with the following specifications Rubber...

Страница 18: ...ction All wiring must comply with local requirements Select a power source that is capable of supply ing the current required by the air conditioner Use a recognized circuit breaker between the power source and the unit A disconnection device to adequately disconnect all supply lines must be fitted Capacity of circuit breaker INDOOR UNIT Remove the control box cover for elec trical connection betw...

Страница 19: ...remove burrs in order to avoid to let burrs drop in the tubing 3 Putting nut on n Remove flare nuts attached to indoor and outdoor units than put them on pipe tube having completed burr removal Not possible to put them on after flaring work 4 Flaring work n Carry out flaring work using flaring tool as shown below Firmly hold copper tube in a bar or die as indicated dimension in the table above 5 C...

Страница 20: ...w the outdoor unit 4 After completing the piping connection be sure to check if there is gas leakage in indoor and outdoor connection After completing the piping connection execute vacuum drying for the connecting piping and the indoor unit The vacuum drying must be carried out using the ser vice ports of both the liquid and gas side valves Use two wrenches and tighten with regular torque Outdoor ...

Страница 21: ...00mm HP CP model only Front of view Always lay the drain with downward inclination 1 50 to 1 100 Prevent any upward flow or reverse flow in any part 5mm or thicker formed thermal insulator shall always be provided for the drain pipe 1 Install declination of the indoor unit is very important for the drain of the duct type air conditioner 2 Minimum thickness of the insulation for the connecting pipe...

Страница 22: ...Insulate and tape both the gas piping and liquid piping THERMAL INSULATION 5 7mm Indoor Outdoor WALL Make sure that there is no clearance here Overlap with thermal insulator for piping Thermal insulator for refrigerant pipe Local supply Thermal insulator for piping Local supply Hose clip for thermal insulator Local supply Union for liquid pipe Refrigerant pipe and thermal insulator Local supply Un...

Страница 23: ...The test run is started by pressing the room temperature checking button and down timer button for 3 sec onds at the same time To cancel the test run press any button After completing work be sure to measure and record trial run properties and store measured data etc Measuring items are room temperature outside temperature suction temperature blow out temperature wind velocity wind volume voltage ...

Страница 24: ...ical capacity is sufficient 6 Be sure that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 7 Confirm that the cable thickness is as specified in the power sources specification Particularly note the relation between cable length and thickness 8 Never fail to equip a leakage breaker where it is wet or moist 9 The following troubles would be c...

Страница 25: ...emperature is controlled by lower temperature between the temperature of main body and of remote controller sensor 3 Move the slide switch to set position 4 Close the rear cover and check if it works normally TH R14H SW TH REMO MAIN 2TH OP7 R18H R17H OP6 LO STAND SW HIGH HI R03S C070 R04S R02S R01S OP3 OP2 OP1 R19H R11H R13H R12H OP5R16H OP4 R15H CO1H REMO Room Temp sensor 2TH MAIN Position 2 Posi...

Страница 26: ... 21 23 Indoor Unit 1 Terminal Local Supply Block Terminal Local Supply Block Terminal Local Supply Block Main PCB 1 Main PCB 2 Main PCB 16 Wired Remote Controller Standard Indoor Unit 2 Indoor Unit 16 Connector RED 12V YL SIGNAL BR GND RED 12V YL SIGNAL BR GND YL SIGNAL BR GND Connecting Cable Local Supply Connector Connector YL SIGNAL BR GND YL SIGNAL BR GND YL SIGNAL BR GND Remote Controller PCB...

Страница 27: ...r for leakage On checking the service valve of main service port must be closed this test is only for checking whether pipe connection is ok or not 5 If there is no leakage discharge R22 in piping completely into tank for retrieving Complete discharge is needed for vacuuming If leakage is found please fasten the joint more tightly 6 After closing the valve of charging hose disconnect the tank and ...

Страница 28: ...such as retrieving tank opening the valve of charging hose gas side slightly and then close it tightly 3 Operate the air conditioner for 10 15 min until cycle is stabilized 4 Close the spindle of service port liquid side high pressure and wait till pressure of gas side low pressure drops below 0kgf cm2 5 After the needle of gage indicates below 0 kgf cm2 close the valve of gas side quickly and tur...

Страница 29: ... of refrigerant it can be charged with a little at a time approximately 150g each time while operating the air conditioner in the cooling cycle however one time is not sufficient wait approximately 1 minute and then repeat the procedure 4 Immediately disconnect the charge hose from the 3 way valveʼs service port Stopping partway will allow the gas to be discharged If the system has been charged wi...

Страница 30: ... Temperature difference between intake and discharge air depends on room air humidity When the room air humidity is relativery higher temperature difference is smaller When the room air humidity is relatively lower temperature difference is larger 2 Check temperature and pressure of refrigeration cycle Notice 1 The suction pressure is usually 4 5 6 0 kg cm2 G at normal condition 2 The temperature ...

Страница 31: ...CN POWER AC230V Check the wiring diagram Exchange MICOM YES NO Check the main P C B pattern Is the voltage DC 5V between L02K and J09 NO Exchange Main PCB Is the voltage DC 12V between L02K and J14 NO NO Is it the HOT START mode Is Q01C operated normally Check the fan motor and connector CN MOTOR YES Is the SSR any problem YES NO YES It is normal operation Exchange Q01C Exchange Triac Possible Tro...

Страница 32: ...le Trouble 3 Wired remote controller does not operate NO YES YES YES Is the LCD operated normally Is the Pin 1 3 of CN REMO DC 12V Is the Voltage DC 5V Between L02K J09 Change the wired Remocon Change the main PCB NO NO Check the parts of communication Check the main Power AC 230V If AC Power is 380V then Power Auto shutdown ...

Страница 33: ...he voltage of power AC220V AC240V 50Hz The voltage of main power The voltage applied to the unit The connecting method of Indoor Outdoor connecting cable each color The P W B Ass y Fuse Noise Filter Power Transformer IC01D IC02D etc Trouble 1 NO YES The operation check of the P C B Ass y Procedure 1 The input voltage of power transformer 2 The output voltage of power transformer 3 IC01D 7812 4 IC0...

Страница 34: ...ion or are not engaged Compressor Outdoor fan is stopped Check the related circuit of R02H 12 1K R01H 1K R04H 6 2K R03H 1K C01H 102 C02H 102 Micom pin No Check the Indoor temperature sensor is disconnected or not about 10K at 25 C Check the Relay RY PWR RY START for driving Compressor Check the voltage between brown and blue cable of terminal to connect the Outdoor About AC220V 240V Check the rela...

Страница 35: ...r Check the connection of CN FAN Check the Fan Motor Check the Fuse AC250V T2A Turn on the main power Check the related circuit of indoor Fan Motor The pin No 38 of micom and the part for driving SSR Q01M Check the related pattern Check the SSR SSR Open Indoor Fan Motor never operate SSR short Indoor Fan Motor always operates in case of ON or OFF The voltage of Pin No 1 orange and 3 black of CN FA...

Страница 36: ... The Outdoor Unit does not operate at all Trouble 4 YES Check the connecting state of connector NO NO Is the connection of cable between indoor and outdoor unit right Indoor Outdoor 1 Brown 1 Brown 2 Blue 2 Blue 3 Green YL 3 Green YL 4 Red 4 Red NO YES Is the voltage of CN POWER in outdoor PCB Ass y about AC220V 240V Check the Fuse of Outdoor PCB Ass y Check the connecting state of wires NO YES YE...

Страница 37: ... U D Condition OPEN OPEN OPEN SHORT OPEN Malfunctions outdoor unit Stop compressor and outdoor fan motor The LCD of wired remote controller shows CH05 Communicaion error Malfunctions remote controller Don t operate the power display module The operation LED blinks once Enable to receive remote singnal Malfunctions UP DOWN step motor Don t operate louver Problem error mode CN FAN OPEN Malfunctions ...

Страница 38: ...ows CH05 Check the state of connecting cable 4 line bewteen indoor and outdoor unit NO YES Is the connecting state of connector outdoor PCB Ass y right Electrical wiring diagram Colors Check the connecting state of connectors in outdoor PCB Ass y CN_Data Terminal Block NO YES Is the connection of CN DATA between indoor and outdoor unit right Replace the PCB Ass y Main PCB Ass y Indoor Outdoor Reco...

Страница 39: ... etc NO YES Is the current transformer CT in Main PCB Ass y right Check the PCB pattern resoldering NO YES Is the indoor outdoor fan locked Check the indoor outdoor fan motor NO YES Is the connecting state of connectors right CN IPM U V W and Compressor wires Check the state of connecting wires NO YES Is the discharge temperature of Indoor unit right 11 C 17 C in the cooling mode Check the compres...

Страница 40: ...diagram Colors Check the connecting state of connectors in PCB Ass y Main Sub If CN UWV is connected the comprressor can be operated a opposite direction NO YES Is the power module in Sub PCB Ass y right Check the short P N P U V W and N U V W of IPM and then collector emiter of IGBT Replace the Sub PCB Ass y NO YES Is the voltage of CN AC over than AC170V Check the supplied voltage NO YES Is the ...

Страница 41: ...t operate normally n DC Low Voltage Error Error Code Trouble 5 4 YES Is the connecting state of connectors in outdoor PCB Ass y right CN DC CN AC Reconnect the connector NO YES Is the voltage of capacitor over 187Vdc Check the wiring state NO YES Is the connecting state of wires in outdoor unit Check the electrical wiring diagram Colors NO YES Replace the PCB Ass y Main PCB Ass y Outdoor ...

Страница 42: ...n compressor does not operate normally n High press Error Error Code Trouble 5 5 YES Is the installation condition of outdoor unit right Check the installation condition NO YES Is the indoor outdoor fan locked Check the indoor outdoor fan motor NO YES Is the refrigerant pressure right Remove or supply the refrigerant NO YES Replace the PCB Ass y Main PCB Ass y Outdoor ...

Страница 43: ...GND CN FAN CN TH CN COMP Condition OPEN OPEN OPEN OPEN OPEN OPEN OPEN SHORT OPEN SHORT Malfunctions outdoor unit Stop compressor and outdoor fan Malfunctions outdoor unit Stop compressor and outdoor fan The operation LED blinks 10 times Malfunctions inverter circuit Stop compressor and outdoor fan The operation LED blinks 8 times Malfunctions EMI EMS CN Gate 1 2 OPEN Malfunctions inverter circuit ...

Страница 46: ... CN_ZONE 36 33 34 35 39 37 38 40 41 44 42 43 45 46 7 8 Multi_RX Multi_TX 5V 12V 5V 6 5 2 4 3 GND 6 1 4 5 CS0 7 8 CS1 6 5 SCK1 SI1 2 4 3 SO1 12V 5V PLC_SEL Multi_RX Multi_TX 6 1 GND 4 5 CN PIPE CN ROOM CN_M C ZD02D 57 52 48 49 47 50 51 53 54 55 56 60 58 59 61 62 11V 64 63 STEP M KID65004AF IC02M DC 12V 12V 5V 1 2 1 3 1 3 82K 3W R15K 104 C08D 3 3uH R04D R03D 150 C06D 39 330uF 35V C07D 12V L01D 103 1...

Страница 47: ...3 1SR139 600 C10K 471 250V 15uF 450V R21K 1M 1W C09K D09K CN NTC01K 100D 9 RY FAN_L ZNR561D14 CN AC2 Relay Power Press High 3 3 4 4 OLP Comp 1 2 1 2 1 2 1 WH 1 1 WH 1 CN AC1 CN POWER 1 40 Ohm CN TEST1 CN PWR PTC 3 2 D01N 04N 1SR139 600 CT01N R01N 16V RN 5V 220 C01N 1N4148 D06N YELLOW GREEN 2 3 BK 1 2 1 5 3 4 1 2 CN LEV D 1 5 3 4 1 WH 5V 4 7K R02A R03A 10 50V C02A 5V 5V KIA7036P IC01A 1 2 100 3 5V ...

Страница 48: ...ng and service purposes LGE Internal Use Only 346810 137214 359012 354210 W3001 352114A 352118 330870 437213A W0CZZA 349600A 137213B 437213B 137213A 147901 268711B 249951 336600B 267110A 263230B 263230A 267110B 336600A Exploded View and Replacement Parts List 1 Indoor Unit ...

Страница 49: ...r Unit Models LBUG3061YL W0CZZB W0CZZD W6920 W0CZZC 268711G W6640A W6640B 268711F 261704 649950 137213D 137213C 435300 554031 435512 546810 349600B 559010 W4810 447910 435511 437211 435301 349480 437210 430411 554160 263230A 552203A 552203B 566000 55211G 552116 552115 352114B 567480D 567480C 567480B W6631 152503 552202 561410 ...

Страница 50: ...P NO 3828A20097R JULY 2008 ...

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