LG LH247HV Installation Manual

www.lg.comINSTALLATION MANUALAIR CONDITIONER • Please read this installation manual completely before installing the product.• Installation work must

Wiring Connection CAUTION: • The circuit diagram is not subject to change without notice. • Be sure to connect wires according to the wiring diagram

Connecting PipesConnecting PipesPreparation of PipingMain cause of gas leakage is defect in flaringwork. Carry out correct flaring work in the fol-low

12 Air ConditionerConnecting PipesPipe must be able to obtain the specified thickness and should be used with low impurities. Also when handling stora

Connecting Pipes Installation Manual 13ENGLISHNitrogen substitution methodWelding, as when heating without nitrogen substitution a large amount of

• Align the center of the piping and sufficientlytighten the flare nut by hand.• Finally, tighten the flare nut with torque wrenchuntil the wrench cli

Connecting Pipes• When connecting in a downward direction, knockout the knock-out hole of the base pan.(refer to figure 2)Preventing foreign objects f

Connecting PipesForming the pipingForm the piping by wrapping theconnecting portion of the indoorunit with insulation material andsecure it with two k

Leakage test and EvacuationLeakage test and EvacuationAir and moisture remaining in the refrigerant system have undesirable effects as indicated below

Leakage test and Evacuation1. Connect the charge hose end described in the pre-ceding steps to the vacuum pump to evacuate thetubing and indoor unit.C

Test running1. PRECAUTIONS IN TEST RUNNING• The initial power supply must provide at least 90% of the rated voltage.Otherwise, the air conditioner sho

Single A Air Conditioner Installation ManualCONTENTSSafety Precautions ...

20 Air ConditionerFunction FunctionForced Cooling Operation• Adding the refrigerant in winter.Setting Procedure1) Set the Dip Switch as follow after

Installation Manual 21ENGLISHSelf-diagnosis FunctionIf abnormal voltage is supplied, the protection circuits will turn off the product in order to pr

22 Air ConditionerInstallation Guide at the Seaside Installation Guide at the Seaside1. Air conditioners should not be installed in areas where corr

To prevent the injury of the user or other people and property damage, the following instructionsmust be followed.n Be sure to read before installing

4 Air ConditionerSafety PrecautionsDo not install the product at a place that thereis concern of falling down.• Otherwise, it may result in personal i

Installation Manual 5Safety Precautions ENGLISHn InstallationInstall the drain hose to ensure that draincan be securely done.• Otherwise, it may ca

1. Installation Places• If an awning is built over the unit to preventdirect sunlight or rain exposure, make surethat heat radiation from the condense

Installation of Outdoor UnitInstallation Manual 7ENGLISHNight Silent Operation setting1. Open the Side panel or Top Cover of outdoor unit.2. Set the

The power Cable connected to the outdoor unit should be complied withIEC 60245 or HD 22,4 S4 (This equipment shall be provided with a Cable set comply

Wiring Connection Installation Manual 9ENGLISH• For wiring, use the designated power wire and connect firmly, then secure to prevent outside pres-s