System. SERVICE MANUAL R410A (Exploded View)

Transcription

1 Internal Use nly System utdoor Unit R410A SERVICE MANUAL R410A (Exploded View) MDEL : ARUN Series CAUTIN Before Servicing the unit, read the safety precautions in General SVC manual. nly for authorized service personnel.

2 ARUN Series 1. Specifications Function Dimensions Piping Diagrams Wiring Diagrams Exploded View...13 nly for training and service purposes LGE Internal Use nly

3 1. Specification Heat Pump Specification Heat Pump(208/230V/60Hz) HP(Equivalent horsepower) Model Name Capacity Cooling kw kcal/h Btu/h Heating kw kcal/h Btu/h Input Cooling kw Heating kw Casing Color Heat Exchanger Compressor Type Piston Displacement cm 3 /rev Number of Revolution R.P.M Motor utput x Number W Starting Method il Type il Charge cc Type Motor utput x Number kw Air Flow RatexNo. of m 3 /min Drive Discharge Pipe Connctions Liquid Pipes mm(inch) Gas Pipes mm(inch) Dimensions (WxHxD) mm inch Net Weight kg lbs Transmission Cable mm 2 Refigerant Refigerant name Control Power Supply Ø, V, Hz 4 5 ARUN038GS2 ARUN048GS ,070 11,840 36,000 47, ,580 12,730 42,000 50, Warm Gray Warm Gray Gold fin Gold fin DC Scroll DC Scroll ,600x1 3,600x1 2.4 x1 2.8 x 1 Direct n Line Direct n Line FV50S FV50S 1,700 1,700 BLDC BLDC x x DC INVERTER DC INVERTER Side Side Ø9.52(3/8) Ø9.52(3/8) Ø15.88(5/8) Ø15.88(5/8) 950x1380x x1380x x54.3x x54.3x CVV-SB 1.25x2C CVV-SB 1.25x2C R410A R410A 1, 208/230, 60 1, 208/230, 60 Notes: 1. Capacities are based on the following conditions: Cooling * Indoor temp. 27 C[80.6 F]DB/ 19 C[66.2 F]WB * utdoor temp. 35 C[95 F]DB/ 24 C[75.2 F]WB * Interconnecting Piping Length 7.5m * Level Difference of Zero Heating * Indoor temp. 20 C[68 F]DB/ 15 C[59 F]WB * utdoor temp. 7 C[44.6 F]DB/ 6 C[42.8 F]WB * Interconnecting Piping Length 7.5m * Level Difference of Zero 2. Capacities are net capacities 3. Due to our policy of innovation some specifications may be changed without prior notification 4. : Electronic Expansion Valve Conversion Formula kcal/h= kw x 860 Btu/h = kw x 3412 cfm = m 3 /min x 35.3 l/s = CMM x 1000/60 nly for training and service purposes LGE Internal Use nly

4 Functions 2. Functions Category Function ARUN038GS2 ARUN048GS2 Reliability Convenience CAC network Function thers Defrost / Deicing High pressure switch Low pressure switch Phase protection Restart delay (3-minutes) Self diagnosis Soft start Test function Auto operation(artificial intelligence) Auto restart operation Network soluation(lgap) Power Distribution Indicator(PQNUD1S00) PI485(PNF-P14A0M/P14A1M) X Thermistor - : Applied X : Not applied - : No reation ption : Model name & price are different according to options, and assembled in factory with main unit Accessory : Installed at field, ordered and purchased separately by the corresponding model name, supplied with separated package. Category Function ARUN038GS2 ARUN048GS2 CAC network Function Program thers Network solution(lgap) Simple Central Controller Function Controller PC Central Control Software Deluxe Central Controller PDI(Power Distribution Indicator) CNU2(I-Gateway) Cool/Heat Selector Dry contact(indoor Unit) AC Smart ACP AC Manager LNWRKS Gateway(BNU-LW) BACnet Gateway(BNU-BN) LG MV Y-Branch Header Air guide PQCSB101S0 PQCSC101S0 PQCSS513A0 PQCSW502A2 PQNUD1S00 PQNFG14B0 PRDSBM PQDSB PQCSW320A0E PQCPA11A0E/B11A0E PQCSS520A0E PQNFB16A1 PQNFB17B0 ption Accessory Accessory X : Applied X : Not applied - : No reation ption : Model name & price are different according to options, and assembled in factory with main unit Accessory : Installed at field, ordered and purchased separately by the corresponding model name, supplied with separated package. nly for training and service purposes LGE Internal Use nly

5 Dimensions 3. Dimensions 950(37-2/5) 640(25-1/8) 633(24-10/11) 157(6-1/8) LG Electronics USA, HVAC Division 1000 Sylvan Avenue, Englewood Cliffs, NJ / [Unit:mm(inch)] 180(7) 400(15-3/4) 76, Seongsan-dong, Changwon City, Gyeongnam, , Korea utdoor Unit ARUN038GS2 ARUN048GS2 CHASSIS CDE: U (53-3/8) (13) 1380(54-3/8) 175(6-7/8) (1-1/8) nly for training and service purposes LGE Internal Use nly

6 Piping Diagrams 4. Piping Diagrams Heat Pump Cooling peration Indoor HEX Indoor HEX Filter Filter Indoor Unit Indoor Unit DC DC High Temp. High Pressure Gas High Temp. High Pressure Liquid Low Temp. Low Pressure Gas utdoor utdoor Unit HEX Charging Port High Pressure 4-Way Valve Charging Port Gas Pipe Hot Gas Valve utdoor Suction il Separator s Liquid Pipe Comp Discharge Inverter Comp Accumulator Low Pressure Sub-cooling Circuit utlet Liquid Pipe Temp. Sub-cooling Circuit Inlet Sub-Cooler Sub-Cooling utdoo r Unit Remarks Pressure Pressure Switch SVC Valve s Solenoid valve Strainer nly for training and service purposes LGE Internal Use nly

7 Piping Diagrams Heating peration Indoor HEX Indoor HEX Filter Filter Indoor Unit Indoor Unit DC DC High Temp. High Pressure Gas High Temp. High Pressure Liquid Low Temp. Low Pressure Gas utdoor utdoor Unit HEX Charging Port High Pressure 4-Way Valve Charging Port Gas Pipe Hot Gas Valve utdoor Suction il Separator s Liquid Pipe Comp Discharge Inverter Comp Accumulator Low Pressure Sub-cooling Circuit utlet Liquid Pipe Temp. Sub-cooling Circuit Inlet Sub-Cooler Sub-Cooling utdoo r Unit Remarks Pressure Pressure Switch SVC Valve s Solenoid valve Strainer nly for training and service purposes LGE Internal Use nly

8 Piping Diagrams il Return/ Defrost peration Indoor HEX Indoor HEX Filter Filter Indoor Unit Indoor Unit DC DC High Temp. High Pressure Gas High Temp. High Pressure Liquid Low Temp. Low Pressure Gas utdoor utdoor Unit HEX Charging Port High Pressure Charging Port Gas Pipe Hot Gas Valve utdoor Suction il Separator s Liquid Pipe Comp Discharge Inverter Comp Accumulator Low Pressure Sub-cooling Circuit utlet Liquid Pipe Temp. Sub-cooling Circuit Inlet Sub-Cooler Sub-Cooling utdoo r Unit Remarks Pressure Pressure Switch SVC Valve s Solenoid valve Strainer nly for training and service purposes LGE Internal Use nly

9 5. Wiring Diagrams Wiring Diagrams Heat Pump nly for training and service purposes LGE Internal Use nly

10 Wiring Diagrams Main PCB CN29 T INVERTER BARD ( INVERTER PCB CMMUNICATIN TERMINAL) CN38 -UT ( UTDR ELECTRNIC EXPANSIN VALVE) CN40 -SC ( SUBCLING CIRCUIT ELECTRNIC EXPANSIN VALVE) CN44 P(I) S/W ( INV CMP HIGH PRESSUR SWITCH)) CN43 P(C) S/W ( CNSTANT CMP HIGH PRESSURE SWITCH) CN17 LIQ(C) ( CNSTANT CMP LIQUID VALVE CN16 LIQ(I) ( INVERTER CMP LIQUID VALVE CN15 AC FAN ( AC FAN PWER SUPPLY) CN14 MAGNET(C) ( CNSTANT CMP MAGNETIC SWITCH) CN13 HT GAS ( HT GAS SLENID VALVE) CN11 HEATER(C) ( CNSTANT CMP HEATER) CN10 HEATER(I) ( INVERTER CMP HEATER) CN09 4WAY (4 WAY REVERSING VALVE) CN08 AC 220 V (220 V PWER INPUT TERMINAL) JIG1, JIG2 ( JIG PWER TERMINAL : AC 220V) CN27 STD_CMP CT1 (CNSTANT CMP CURRENT SENSR) CN32 P-SENSR(L) (LW PRESSURE SENSR) SW01S RESET (RESET BUTTN) CN04 FLASH_WRITE (NBARDING TERMINAL) CN05 T JIG (JIG CNNECTIN TERMINAL: LGMV) SW02V AUT ADDRES (AUT ADDRESSING SWITCH) CN41 CEN CNTRL (CENTRAL CNTRL TERMINAL) CN33 SC-UT (SC CIRCUIT UTLET TEMP SENSR) SC-IN (SC CIRCUIT INTLET TEMP SENSR) SUCTIN (SUCTIN TEMPERATURE SENSR) CN34 CN35 DISCHARGE(I) (INV DISCHARGE TEMP SENSR) HEX1 (UTDR HEX TEMP SENSR 1) HEX2 (UTDR HEX TEMP SENSR 2) AIR (UTDR TEMPERATURE SENSR) SUCTIN (SUCTIN TEMPERATURE SENSR) DISCHARGE(C) (CNST CMP DISCHARGE TEMP SENSR) CN30 P-SENSR(H) (HIGH PRESSURE SENSR) nly for training and service purposes LGE Internal Use nly

11 Wiring Diagrams Noise Filter T INVERTER PCB 208/230V PWER UTPUT TERMINAL T TERMINAL BLCK & MAIN PCB T REACTR T TERMINAL BLCK & MAIN PCB T REACTR Inverter PCB CN_MTR2(WH) FAN MTR WIRE TERMINAL CN(L(1)) 208/230V INVERTER PWER INPUT TERMINAL CN_MTR1(BL) FAN MTR WIRE TERMINAL CN(L(2)) 208/230V INVERTER PWER INPUT TERMINAL CN_PWER(BL) 208/230V PCB PWER INPUT TERMINAL nly for training and service purposes LGE Internal Use nly

12 Explodede View 6. Exploded View Control Box RAC W6200B Inv. PCB Grease W6200C B W6200A W0FZZA W A W6631 nly for training and service purposes LGE Internal Use nly

13 Explodede View Mechanical Parts and Panels B A nly for training and service purposes LGE Internal Use nly

14 Explodede View Cycle Parts B B B B C W52240B A W52240A A W52240A 55211G A A W52240A A C B A B THERMISTR A Liquid Pipe + sub Cooler IN + Sub Cooler UT Housing color : yellow THERMISTR B Inv. discharge + HEX Housing color : purple THERMISTR C Air + suction Pipe Housing color : black nly for training and service purposes LGE Internal Use nly

15 P/N : MFL SEPTEMBER, 2008