LG Electronics LS090HP(AS-H091E1H0), LS180CP(AS-C183DM0) manual Confirm The Refrigerant

Page 16

Installation

ConfirmTheRefrigerant

1.Check the quality label on the indoor and outdoor unit.

2.Make certain that the refrigerant is R-410A.

NOTICE

THIS PRODUCT CONTAINS R-410A REFRIGERANT

1)Different compressor oil

-R-410A(Polyol ester) / R-22(Mineral).

-Do not mix the existing mineral oil.

-Do not apply used pipe, tools and gauges covered with the existing mineral oil.

2)Absorption of moisture

-Compressor’s oil has the high absorption rate of moisture.

3)Composition

-R-410A(R32:R125=50:50wt%).

NOTE: Never mix with other refrigerants

Example : Split type 12,000 Btu/h

120

 

 

 

 

 

 

100

 

 

 

 

100

 

93

89

 

 

 

 

 

84

 

 

 

 

 

 

80

 

 

 

 

76

 

 

 

 

 

60

 

 

 

 

 

40

 

 

 

 

 

20

 

 

 

 

 

0

 

 

 

 

 

R-410A

100%

70%

50%

30%

0%

R-22

0%

30%

50%

70%

100%

4)High pressure.

-1.6 times higher than R-22.

-High Pressure refrigerant may cause personal injury.

Boiling Pt.(°C)

Vapor pressure(25°C)(kg f/cnf)

Vapor density(25°C)(kg/m)

R-410A

-51.4

15.9

64

 

 

 

 

R-22

-40.8

9.6

44.4

 

 

 

 

Do not handle the pipe by yourself (customer) High-pressure refrigerant may cause personal injury. - manifold gauge ,charging and any piping tools must be dedicated to R-410A systems.

Copyright ©2007 LG Electronics. Inc. All right reserved.

- 16 -

Only for training and service purposes

LGE Internal Use Only

 

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Contents SVC MANUALExploded View Table of Contents Safety Precautions InstallationDo not modify or extend the power cord Be sure not to do Be sure to follow the instructionOperation Oxygen deficiency could occur There is risk of explosion or fireKeep level even when installing the product Low refrigerant levels may cause product failureOccupants Salt spray directlySolvents, etc On the product. outdoor unitDo not drink the water drained from the unit DisuseReplace all the batteries in the remote Dimensions Symbols Used in this ManualIndoor Unit Model Btu SeriesModel Btu Series Dimension Mminch 109042.9 30011.8 1787.0 Outdoor Unit 9k, 12k18k, 24k Features IntroductionInstallation Installation PartsInstallation Tools Read carefully, and then follow step by stepOperation Indication Lamps Installation MapAdditional drain pipe Confirm The Refrigerant This Product Contains R-410A RefrigerantRooftop Installations Select The Best LocationIndoor unit Outdoor unitPiping Length And Elevation Evap Moz/ftHow To Mount Installation Plate Drill a Hole In The WallFlaring Work Cut the pipes and the cableBurrs removal Putting nut onIndoor unit installation Connecting The PipingIndoor Wrap the insulation material around the connecting portion Tighten the flare nut with a wrenchIndoor unit installation Insert the connecting cable into the indoor unitConnecting cable Connection Indoor Correct case Incorrect caseConnection Of The Drain Hose Connection Of Piping -OutdoorConnection Of The Cable CapacityInstallation Checking The Drainage Drain pipingDrain hose should point downward for easy drain flow Avoid these situationsForming The Piping Dry nitrogen gas cylinder to this service port Air PurgingAir purging With Vacuum Pump PreparationEvacuation Finishing the jobCharging Btu/hPrepare remote control Test RunningSettlement of outdoor unit Evaluation of the performanceCooling Mode Operation Healthy Dehumidification ModeOperation Function of ControlsHeating Mode Operation Defrost ControlSleep Timer Operation Chaos Natural Wind ModeJet Cool Mode Operation C/O Model Jet Cool Mode Operation H/P ModelForced operation Test operationAuto restart Protection of the evaporator pipe from frostingDisplay Function Self-diagnosis FunctionHeating Model Thermistor open/shortRemote Control Operations Disassembly To remove the Grille from the ChassisWhen repair, do not damage the Caution label To remove the EvaporatorTo remove the Motor Cover Troubleshooting Guide Refrigeration Cycle DiagramCooling Only Models Cooling & Heating ModelsWay, 3-way Valve Way Valve Liquid SideProcedure Pumping DownBalance Refrigerant of the 3-way Valve Vacuum pump Gas Charging After EvacuationMethod of using graph Method of using equationAccording to Indoor & Outdoor Temperature Additional gas chargingCycle Parts Trouble analysisElectronic Parts 9k model Product does not operate at allElectronic Parts 18k model Product is not operate with the remote controller Compressor/Outdoor Fan are unable to drive.9k Model Compressor/Outdoor Fan are unable to drive.18k Model When indoor Fan does not operate NectorWhen Vertical Louver does not operate When a comunication error occurs Phenomena in case of connecting error Indoor UnitOutdoor Unit Schematic Diagram Electric Control DeviceOutdoor 9k, 12k Outdoor 18k, 24k Wiring Diagram Models 9k, 12k, 18k, 24kModels 9kC/O Models 12kH/P, 12kC/O, H/P Models 18kC/O Models 18kH/P, 24kC/O, H/P Main P.W.B Assembly TOP View Bottom View Components LocationOutdoor9k, 12k TOP View Bottom ViewOutdoor18k, 24k 6871A20681 6871A20680Product Specifications Cooling OnlyCooling & Heating LS090HP LS120HP LS180HP LS240HPExploded View Outdoor Unit 9k, 12k C/O Seriess Outdoor Unit 9k, 12k H/P Seriess Outdoor Unit 18kC/O Seriess Outdoor Unit 24kC/O Seriess W0CZZBOutdoor Unit 18k, 24k H/P Seriess No MFL32351801 December