LG Electronics MFL39817303 Test Running, Prepare remote controller, Settlement of outdoor unit

Page 27

Installation

TestRunning

1.Check that all tubing and wiring are properly connected.

2.Check that the gas and liquid side service valves are fully open.

Prepare remote controller

1. Remove the battery cover by pulling it according to the arrow direction.

2. Insert new batteries making sure that the (+) and (–) of battery are installed correctly.

3. Reattach the cover by pushing it back into position.

NOTICE

• Use 2 AAA(1.5volt) batteries. Do not use rechargeable batteries.

Remove the batteries from the remote controller if the system is not used for a long time.

ENGLISH

Settlement of outdoor unit

1.Anchor the outdoor unit with a bolt and nut[ø10mm(0.39in)] tightly and horizontally on a concrete or rigid mount.

2.When installing on the wall, roof or rooftop, anchor the mounting base securely with a nail or wire assuming the influence of wind and earthquake.

3.If the vibration of the unit is transmitted to the hose, secure the unit with an anti-vibration rubber.

Bolt

Tubing connection

Evaluation of the performance

Operate the unit for 15~20 minutes, then check the system refrigerant charge:

1.Measure the pressure of the gas side service valve.

2.Measure the temperature of the intake and discharge of air.

3.Ensure the difference between the intake temperature and the discharge is more than 8°C

4.For reference; the gas side pressure of optimum condition is as below.(Cooling)

The air conditioner is now ready for use.

Intake temperature

Discharge air

Discharge

temperature

Refrigerant

Outside ambient

The pressure of the gas side

 

TEMP.

service valve.

R410A

35°C (95°F)

8.5~9.5kg/cm2G(120~135 P.S.I.G.)

 

 

 

Installation Manual 27

Image 27
Contents Room Air Conditioner Table of Contents Installation Instructions No installation may cause a fire and electrical shock Be sure not to do Be sure to follow the instructionIt may cause injury or an accident Operation Otherwise, it may do harm to your health Otherwise, it may cause water leakageOtherwise, it may cause dispute with the neighbors Otherwise, it may cause vibration or water leakageFeatures Symbols used in this ManualInstallation Parts Installation ToolsRead carefully, and then follow step by step Installation Map Select the best Location Indoor unitOutdoor unit Piping Length and Elevation Fixing Installation Plate Drill a Hole in the WallType Putting nut on Flaring WorkCutting Tubes Burrs removalFoamed polyethylene or equivalent is recommended Connecting the PipingCheck IndoorLbf .ft Indoor unit installationFor left rear piping Piping for passage through piping hole Bad case Good caseMove the link upward and close the front panel Connecting the CablesHow to use the front panel OutdoorFront panel removing Connect the wires to the terminals on Refix the cover control to the original positionWith the screw How to connect wiring to the terminals For strand wiringConnecting cable Pour a glass of water on the evaporator Checking the DrainageTo check the drainage Drain pipingForming the Piping Air Purging Air purgingAir purging with vacuum pump If bubbles come out, the pipes have leakage Soap water methodEvacuation Finishing the jobEvaluation of the performance Prepare remote controllerTest Running Settlement of outdoor unitPump Down Pump Down ProcedureSelecting the locationOutdoor Unit Installation guide at the seasideMemo Room Air Conditioner No. MFL39817303