Room Air Conditioner SVC MANUAL(Exploded View)
Internal Use Only http://biz.lgservice.com
Room Air Conditioner SVC MANUAL(Exploded View) MODEL : AS-W303DGH0(LS305HV)
CAUTION Before Servicing the unit, read the safety precautions in General SVC manual. Only for authorized service personnel.
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-1-
LGE Internal Use Only
1. Specification Models Cooling Capacity (Min~Rating~Max) Heating Capacity (Min~Rating~Max) Power Input Running Current Starting Current EER COP Power Supply Power Factor Air Flow Rate
Cooling/Heating Cooling/Heating Cooling/Heating
Indoor,Max Outdoor,Max
Moisture Removal Sound Level
Indoor,H/M/L Outdoor,Max Refrigerant & Charge(at 7.5m) Additional Refrigerant Charge Compressor Type Model Motor Type Oil Type Oil Charge O.L.P Name Fan(Indoor) Type Motor Output Fan(outdoor) Type Motor Type Motor Output Circuit Breaker* Power Supply Cable Power and Transmission Cable Piping Liquid Side Connections Gas Side Drain Hose O.D , I.D Dimension Indoor(W*H*D) Outdoor(W*H*D) Net Weight Operation Range
Indoor Outdoor Cooling(Outdoor) Heating(Outdoor)
AS-W303DGH0 kW Btu/h kW Btu/h W A A W/W Btu/h.W W/W Ø / V / Hz % m3/min(cfm) m3/min(cfm) l/h dB(A)+3 dB(A)+3 g(oz) g/m(oz/ft)
cc W W A No.*mm2 2 No.*mm +No.*mm2 mm(in) mm(in) mm(in) mm inch mm inch kg(lbs) kg(lbs) °C(°F) °C(°F) m(ft) m(ft)
Max. Piping Length Max. Elevation Difference Tool Code(Chassis) Indoor + Outdoor Functions Temperature Control Plasma Filter Prefilter(washable/anti-fungus) Auto Clean CHAOS Wind(Auto Wind) Steps, Fan/Cool/Heat Airflow Direction Control(up&down) Airflow Direction Control(left&right) Remocon Type Setting Temperature Cooling Range Heating Auto Operation (Micom Control) Auto Changeover (Micom Control) Self Diagnosis Timer Sleep Operation Soft Dry Operation Restart Delay(minute) Deice Control(Defrost) Hot Start Jet Cool Low Ambient Operation Special Function Network Functions Dry Contact Network Solution(LGAP) PI485
Note: O : Applied, - : No relation * For circuit breaker rating, please conform to local standards wherever necessary.
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
3.5~7.9~7.9 12000~27000~27000 3.5~8.5~8.5 12000~29000~29000 3100/3200 13.6/14.0 13.1/14.0 2.55 8.71 2.66 1/208~230/60 97 21(742) 58(2048) 2.8 47/43/41 58 R410A 1830(64.6) 20(0.22) SCROLL + ROTARY 5CS130XCC03 + GK141KAA BLDC + AC POE 480 + 350 Cross Flow Fan 91 Propeller AC 140 30 3*2.08 4*0.82 6.35(1/4) 15.88(5/8) 21.5,16(0.85,0.63) 1209*346*205 47.6*13.6*8.1 800*870*320 31.5*34.3*12.6 17(37.5) 67(147.7) -5°C~43°C (23~109.4) -5°C~27°C(23~80.6) 30(98.4) 15(49) SD+UE1 Thermistor Neo O O O(-) 3/4/4 Auto Manual Wireless LCD 18 ~ 30 16 ~ 30 O O 24h, On/Off O O 2 O O O O ❈ Some of functions are slightly different depending upon models. ❈ The specification may be subject to change without prior notice for purpose of improvement.
-2-
LGE Internal Use Only
2. Piping Diagrams INDOOR UNIT
OUTDOOR UNIT
LIQUID SIDE Th2
EEV
3-WAY VALVE
Th5
Th6
Th1 HEAT EXCHANGE (EVAPORATOR)
HEAT EXCHANGE (CONDENSER)
Th3 GAS SIDE 3-WAY VALVE
ACCUMU LATOR
Th9 Constant COMPRESSOR
LOC.
Description
Th7
REVERSING VALVE COOLING HEATING
Inverter Th8
PCB Connector
Th1
Thermister for indoor air temperature
Th2
Thermister for indoor pipe(in) temperature
Th3
Thermister for Indoor pipe(out) temperature
CN-TH2(Indoor)
Th4
Thermister for outdoor heat sink temperature
CN-TH1(Outdoor)
Th5
Thermister for outdoor pipe temperature
Th6
Thermister for outdoor air temperature
Th7
Thermister for outdoor discharge pipe temperature(Inverter)
Th8
Thermister for outdoor suction pipe temperature (Inverter)
Th9
Thermister for outdoor discharge pipe temperature(Constant)
CN-TH1(Indoor)
CN-TH2(Outdoor) CN-TH3(Outdoor) CN-TH4 (Outdoor)
❈ EEV : Electronic Expansion Valve
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-3-
LGE Internal Use Only
3. Wiring Diagrams Indoor Unit
CN-MOTOR1
CN-L/R(BL) CN-U/D(WH)
CN-HVB
CN-DISP2(BL) CN-12V
CN-DISP1(WH)
CN-TH1 CN-TH2
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-4-
LGE Internal Use Only
Outdoor Unit
CN_4WAY CN_FAN(A)
CN_PRESS CN_OIL/S
CN-COIL1 CN-COIL2
CN_TH4 CN_TH3 CN_TH1 CN_TH2
CN_LEV1
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-5-
LGE Internal Use Only
4. Exploded View Indoor Unit
135316
135314 267110
152313
733010
135511 131410 342800
159830 152302 149304
354210B
359011
135311 354210A
35211B
249951 346810
567480C 146811B 135516 567480A 268711A
266090 Part for Plasma Model
352150 W6640
147581A Upper
146811A 147581B Lower
268711C
Note) * Please ensure GCSC since the replacement parts may be changed depending upon the buyer's request. Please check the correct parts in View RPL(Replacement Part List) on GCSC. (GCSC Website http://biz.Lgservice.com,) Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-6-
LGE Internal Use Only
435301
349480
435512
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes 437211
437210
559010
349600B
-7567480E
430410
CONS DISCHARGE
447910
546810
152503
INTERNAL OLP TYPE COMPRESSOR
554160C
561410
552113
261704
349600A 249951
552115
552111 558511
AIR/TUBE SENSOR 554031 567480D
554160A
550140
INTERNAL OLP TYPE COMPRESSOR
552116
552204
558511F
567480G
137213A
552204
566000
548490
435511
137213B
552203B
552203A
552113
661400
INV. DISCHARGE SUCTION
435300
Outdoor Unit
Note) * Please ensure GCSC since the replacement parts may be changed depending upon the buyer's request. Please check the correct parts in View RPL(Replacement Part List) on GCSC. (GCSC Website http://biz.Lgservice.com,)
LGE Internal Use Only
DECEMBER, 2007
P/NO : 3828A20195Y
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-8-
LGE Internal Use Only
Room Air Conditioner SVC MANUAL(Exploded View) MODEL : AS-W303DGH0(LS305HV)
CAUTION Before Servicing the unit, read the safety precautions in General SVC manual. Only for authorized service personnel.
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-1-
LGE Internal Use Only
1. Specification Models Cooling Capacity (Min~Rating~Max) Heating Capacity (Min~Rating~Max) Power Input Running Current Starting Current EER COP Power Supply Power Factor Air Flow Rate
Cooling/Heating Cooling/Heating Cooling/Heating
Indoor,Max Outdoor,Max
Moisture Removal Sound Level
Indoor,H/M/L Outdoor,Max Refrigerant & Charge(at 7.5m) Additional Refrigerant Charge Compressor Type Model Motor Type Oil Type Oil Charge O.L.P Name Fan(Indoor) Type Motor Output Fan(outdoor) Type Motor Type Motor Output Circuit Breaker* Power Supply Cable Power and Transmission Cable Piping Liquid Side Connections Gas Side Drain Hose O.D , I.D Dimension Indoor(W*H*D) Outdoor(W*H*D) Net Weight Operation Range
Indoor Outdoor Cooling(Outdoor) Heating(Outdoor)
AS-W303DGH0 kW Btu/h kW Btu/h W A A W/W Btu/h.W W/W Ø / V / Hz % m3/min(cfm) m3/min(cfm) l/h dB(A)+3 dB(A)+3 g(oz) g/m(oz/ft)
cc W W A No.*mm2 2 No.*mm +No.*mm2 mm(in) mm(in) mm(in) mm inch mm inch kg(lbs) kg(lbs) °C(°F) °C(°F) m(ft) m(ft)
Max. Piping Length Max. Elevation Difference Tool Code(Chassis) Indoor + Outdoor Functions Temperature Control Plasma Filter Prefilter(washable/anti-fungus) Auto Clean CHAOS Wind(Auto Wind) Steps, Fan/Cool/Heat Airflow Direction Control(up&down) Airflow Direction Control(left&right) Remocon Type Setting Temperature Cooling Range Heating Auto Operation (Micom Control) Auto Changeover (Micom Control) Self Diagnosis Timer Sleep Operation Soft Dry Operation Restart Delay(minute) Deice Control(Defrost) Hot Start Jet Cool Low Ambient Operation Special Function Network Functions Dry Contact Network Solution(LGAP) PI485
Note: O : Applied, - : No relation * For circuit breaker rating, please conform to local standards wherever necessary.
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
3.5~7.9~7.9 12000~27000~27000 3.5~8.5~8.5 12000~29000~29000 3100/3200 13.6/14.0 13.1/14.0 2.55 8.71 2.66 1/208~230/60 97 21(742) 58(2048) 2.8 47/43/41 58 R410A 1830(64.6) 20(0.22) SCROLL + ROTARY 5CS130XCC03 + GK141KAA BLDC + AC POE 480 + 350 Cross Flow Fan 91 Propeller AC 140 30 3*2.08 4*0.82 6.35(1/4) 15.88(5/8) 21.5,16(0.85,0.63) 1209*346*205 47.6*13.6*8.1 800*870*320 31.5*34.3*12.6 17(37.5) 67(147.7) -5°C~43°C (23~109.4) -5°C~27°C(23~80.6) 30(98.4) 15(49) SD+UE1 Thermistor Neo O O O(-) 3/4/4 Auto Manual Wireless LCD 18 ~ 30 16 ~ 30 O O 24h, On/Off O O 2 O O O O ❈ Some of functions are slightly different depending upon models. ❈ The specification may be subject to change without prior notice for purpose of improvement.
-2-
LGE Internal Use Only
2. Piping Diagrams INDOOR UNIT
OUTDOOR UNIT
LIQUID SIDE Th2
EEV
3-WAY VALVE
Th5
Th6
Th1 HEAT EXCHANGE (EVAPORATOR)
HEAT EXCHANGE (CONDENSER)
Th3 GAS SIDE 3-WAY VALVE
ACCUMU LATOR
Th9 Constant COMPRESSOR
LOC.
Description
Th7
REVERSING VALVE COOLING HEATING
Inverter Th8
PCB Connector
Th1
Thermister for indoor air temperature
Th2
Thermister for indoor pipe(in) temperature
Th3
Thermister for Indoor pipe(out) temperature
CN-TH2(Indoor)
Th4
Thermister for outdoor heat sink temperature
CN-TH1(Outdoor)
Th5
Thermister for outdoor pipe temperature
Th6
Thermister for outdoor air temperature
Th7
Thermister for outdoor discharge pipe temperature(Inverter)
Th8
Thermister for outdoor suction pipe temperature (Inverter)
Th9
Thermister for outdoor discharge pipe temperature(Constant)
CN-TH1(Indoor)
CN-TH2(Outdoor) CN-TH3(Outdoor) CN-TH4 (Outdoor)
❈ EEV : Electronic Expansion Valve
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-3-
LGE Internal Use Only
3. Wiring Diagrams Indoor Unit
CN-MOTOR1
CN-L/R(BL) CN-U/D(WH)
CN-HVB
CN-DISP2(BL) CN-12V
CN-DISP1(WH)
CN-TH1 CN-TH2
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-4-
LGE Internal Use Only
Outdoor Unit
CN_4WAY CN_FAN(A)
CN_PRESS CN_OIL/S
CN-COIL1 CN-COIL2
CN_TH4 CN_TH3 CN_TH1 CN_TH2
CN_LEV1
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-5-
LGE Internal Use Only
4. Exploded View Indoor Unit
135316
135314 267110
152313
733010
135511 131410 342800
159830 152302 149304
354210B
359011
135311 354210A
35211B
249951 346810
567480C 146811B 135516 567480A 268711A
266090 Part for Plasma Model
352150 W6640
147581A Upper
146811A 147581B Lower
268711C
Note) * Please ensure GCSC since the replacement parts may be changed depending upon the buyer's request. Please check the correct parts in View RPL(Replacement Part List) on GCSC. (GCSC Website http://biz.Lgservice.com,) Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-6-
LGE Internal Use Only
435301
349480
435512
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes 437211
437210
559010
349600B
-7567480E
430410
CONS DISCHARGE
447910
546810
152503
INTERNAL OLP TYPE COMPRESSOR
554160C
561410
552113
261704
349600A 249951
552115
552111 558511
AIR/TUBE SENSOR 554031 567480D
554160A
550140
INTERNAL OLP TYPE COMPRESSOR
552116
552204
558511F
567480G
137213A
552204
566000
548490
435511
137213B
552203B
552203A
552113
661400
INV. DISCHARGE SUCTION
435300
Outdoor Unit
Note) * Please ensure GCSC since the replacement parts may be changed depending upon the buyer's request. Please check the correct parts in View RPL(Replacement Part List) on GCSC. (GCSC Website http://biz.Lgservice.com,)
LGE Internal Use Only
DECEMBER, 2007
P/NO : 3828A20195Y
Copyright ©2007 LG Electronics. Inc. All right reserved. Only for training and service purposes
-8-
LGE Internal Use Only
