Universal Air Conditioner SVC MANUAL(Exploded View)

Transcription

1 Internal Use nly Universal Air Conditioner SVC MANUAL(Exploded View) MDEL : AUUH488D(UU48 U3D) CAUTIN Before Servicing the unit, read the safety precautions in General SVC manual. nly for authorized service personnel.

2 1. Specification Nominal Capacity Cooling kw (Min~Rating~Max) kw Nominal Input Cooling kw (Min~Rating~Max) kw Nominal Capacity Cooling kw (Min~Rating~Max) kw Nominal Input Cooling kw (Min~Rating~Max) kw Nominal Capacity Cooling kw (Min~Rating~Max) kw Nominal Input Cooling kw (Min~Rating~Max) kw utdoor Unit Running Current(Rating) Cooling A A Starting Current Cooling/ A Power Supply Ø / V / Hz Power Supply Cable(utdoor) No.x mm 2 Power and Transmission Cable(utdoor to Indoor or utdoor to BD) No.x mm 2 Dimensions W x H x D mm(inch) Net Weight kg(lbs) Type Compressor (#1) Qty x Model il charge volume cc il Type Cycle Charge (at 7.5m) g(oz) Refrigerant Type Control Additional Refrigerant Charge g/m(oz/ft) Heat Exchanger (Rows x Column x FPI) x No. Defrosting Method Capacitor µf/vac Fan Drive Discharge Direction(Side/Top) Air Flow Rate x No. of Fan CMM(cfm) Sound Level(H/L) Sound Pressure db(a)+3 Piping Connections Liquid(Cycle A) mm(inch) Gas(Cycle A) mm(inch) Max. Interunit Total Piping m Piping Length Main Piping m Max. Elevation utdoor Unit~ m Difference ~ m peration Range Cooling C (utdoor) C Note: 1. Capacities are based on the following conditions: Cooling: Indoor Temperature 27 C(80.6 F) DB/19 C(66.2 F) WB utdoor Temperature 35 C(95 F) DB/24 C(75.2 F) WB : Indoor Temperature 20 C(68 F) DB/15 C(59 F) WB utdoor Temperature 7 C(44.6 F) DB/6 C(42.8 F) WB Piping Length Interconnecting Piping Length 7.5m Level Difference of Zero ATNH48GMLED(UT48 NMD) ABNH486RLAD(UB48 NRD) AVNH486LLAD(UV48 NLD) AUUH488D(UU48 U3D) /63 3/380415V/50 5*2.5(Including Earth) 4*0.75(Including Earth) 950*1 380* Scroll AR061YAB FVC68D R410A E.E.V 50 (2*32*17)*2 Reversing cycle 6/370 Direct Drive Side ~43 10~24 2. Wiring cable size must comply with the applicable local and national code. 3. The specification may be subject to change without notic for purpose of improvement. nly for training and service purposes 2 LGE Internal Use nly

3 2. Function Table Category Reliability Convenience CAC network function Special function kit thers Defrost / Deicing High pressure switch Low pressure switch Phase protection Restart delay (3minutes) Self diagnosis Soft start Test function Auto operation(artificial intelligence) Auto restart operation Network soluation(lgap) PDI(Power Distribution Indicator) PI485 Low ambient operation Thermistor Function AUUH488D(UU48 U3D) PQNFG00A0 PMNFP14A0 (program logic) Note : : Applied, X: Not applied, : No relation, 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 separate package. nly for training and service purposes 3 LGE Internal Use nly

4 3. Piping Diagrams UTDR UNIT Refrigerant Flow Cooling Reversing Valve Low Pressure S/W High Pressure S/W Th1 Th4 Th2 Accumulator r Heat Exchanger Constant Compressor Field Piping Gas (Ø 15.88mm) Liquid (Ø 9.52mm) E.E.V. Th3 LC. Description PCB Connector EEV Electronic Expansion Valve CNLEV1 Th1 Thermistor for suction pipe temperature CNTH2 Th2 Thermistor for discharge pipe temperature CNTH2 Th3 Thermistor for condenser pipe temperature CNTH1 Th4 Thermistor for outdoor air temperature CNTH1 nly for training and service purposes 4 LGE Internal Use nly

5 4. Wiring Diagrams CN_PWER CN_PRESS1 CN_CMP CN_4WAY CN_ PHASE_FAN CENTRAL CNTRLLER PWER SUPPLY CN_ CENTRAL CN_ FLASH CN_CM CN_TH1 (AIR/PIPE1) CN_TH2 (PIPE2/DIS1) CN_3PHASE EEPRM CN_LEV1 CN_LGMV nly for training and service purposes 5 LGE Internal Use nly

6 5. Exploded View B G W0CZZ W A CN_TH1 (AIR/PIPE1) CN_TH2 (PIPE2/DIS1) D E 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 nly for training and service purposes 6 LGE Internal Use nly

7 P/N : MFL NVEMBER, 2007