LG AUUW30GS1 Installation Manual Download Page 9

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WIRING CONNECTION

ENGLISH

Electrical Wiring

Perform the electrical wiring work according

to the electrical wiring connection.

- All wiring must comply with local require-

ments.

- Select a power source that is capable of sup-

plying the current required by the air condi-

tioner.

- Use a recognized ELCB(Electric Leakage

Circuit Breaker) between the power source

and the unit. A disconnection device to ade-

quately disconnect all supply lines must be

ﬁtted.

- Model of circuit breaker recommended by

authorized personnel only

Outdoor

Indoor

Main

power source

Switch box

ELCB

Model

Phase(ø) ELCB

WIRING CONNECTION

AUUW18GS1

AUUW48LS1

AUUW54LS1

AUUW24GS1

AUUW30GS1

AUUW36GS1

Summary of Contents for AUUW30GS1

Page 1: ...P NO MFL70363711 REV 00_201106 ...

Page 2: ...uality may deteriorate if the air condition er is used for many hours Clean the air filter once every 2 weeks Dust and impurities collected in the air filter may block the air flow or weaken the cooling dehumidifying functions For your records Staple your receipt to this page in case you need it to prove the date of purchase or for warranty purposes Write the model number and the serial number her...

Page 3: ...it may cause a fire electrical shock explosion or injury Securely attach the electrical part cover to the indoor unit and the service panel to the outdoor unit If the electrical part cover of the indoor unit and the service panel of the outdoor unit are not attached securely it could result in a fire or electric shock due to dust water etc Always install an earth leakage circuit breaker and a dedi...

Page 4: ...r to run into electrical parts Otherwise it may cause the failure of machine or electrical shock Do not touch the power cable with wet hands It may cause electric shock and damage Never touch the metal parts of the unit when removing the filter They are sharp and may cause injury Do not step on the indoor outdoor unit and do not put anything on it It may cause an injury through dropping of the uni...

Page 5: ...t Keep level parallel in installing the product Otherwise it may cause vibration or water leak age Operation Avoid excessive cooling and perform ventilation sometimes Otherwise it may do harm to your health Use a soft cloth to clean Do not use wax thinner or a strong detergent The appearance of the air conditioner may deteriorate change color or develop surface flaws Do not use an appliance for sp...

Page 6: ...n Indoor Unit and Outdoor Unit 13 Connecting the cable to Outdoor Unit 14 CONNECTING PIPES 14 Preparation of Piping 15 Connecting the pipes to the Outdoor unit 16 Forming the Piping 17 LEAKAGE TEST AND EVACUATION 17 Preparation 17 Leakage test 18 Evacuation 19 TEST RUNNING 21 INSTALLATION GUIDE AT THE SEASIDE 22CONVENIENT FUNC TIONS 22 Pressure compensation function TABLE OF CONTENTS ...

Page 7: ...e of the unit Do not place animals and plants in the path of the warm air Take the air conditioner weight into account and select a place where noise and vibration are minimum Select a place so that the warm air and noise from the air conditioner do not disturb neighbors More than 300 mm Fence or obstacles More than 700 mm More than 600 mm More than More than 300mm 300mm More than 300 mm Sunroof U...

Page 8: ... 5 30 5 30 40 Ø15 88 5 8 Ø9 52 3 8 7 5 40 5 30 40 Ø19 05 3 4 Ø9 52 3 8 7 5 50 5 30 40 Ø19 05 3 4 Ø9 52 3 8 7 5 50 5 30 40 Outdoor unit Indoor unit A B Outdoor unit Indoor unit A B If installed tube is shorter than Standard length additional charging is not necessary Additional Refrigerant Max Length Standard Length Additional refrigerant g Free Joint Single Outdoor Piping length and the elevation ...

Page 9: ...uired by the air condi tioner Use a recognized ELCB Electric Leakage Circuit Breaker between the power source and the unit A disconnection device to ade quately disconnect all supply lines must be ﬁtted Model of circuit breaker recommended by authorized personnel only Outdoor Indoor Main power source Switch box ELCB Model Phase ø ELCB 1 15 1 25 1 25 1 25 3 20 3 20 WIRING CONNECTION AUUW18GS1 AUUW4...

Page 10: ...e outdoor unit should be complied with IEC 60245 or HD 22 4 S4 This equipment shall be provided with a cable set complying with the national regulation CAUTION GN YL 20 mm 35 5 mm 10 3 mm Model Phase Ø Area mm2 1 2 5 3 1 Phase Ø 20 mm GN YL 35 5 mm 10 3 mm 3 Phase Ø NORMAL CROSS SECTIONAL AREA AUUW18GS1 AUUW48LS1 AUUW54LS1 AUUW24GS1 AUUW30GS1 AUUW36GS1 ...

Page 11: ...upply cable is damaged it must be replaced by a special cable or assembly availible from the manufacturer of its service agent When the connection line between the indoor unit and out dooor unit is over 40 m connect the telecommunication line and power line separately CAUTION Model Phase Ø Area mm2 1 0 75 3 1 20 mm GN YL 35 5 mm 10 3 mm NORMAL CROSS SECTIONAL AREA AUUW18GS1 AUUW48LS1 AUUW54LS1 AUU...

Page 12: ...ow For wiring use the designated power wire and connect firmly then secure to prevent outside pressure being exerted on the terminal block Use an appropriate screwdriver for tightening the terinal screws A screwdriver with a small head will strip the head and make proper tighterning impossible Over tightening the terminal screws may break them Round pressure terminal Power wire Connect same thickn...

Page 13: ...ke sure the rubber bushes are properly used in knock out holes after connecting main power Make sure the rubber bushes are properly used in knock out holes after connecting main power Power connecting cable Power cord CAUTION Connecting the cable to Outdoor Unit T C 3 3 R S T N ...

Page 14: ...s attached to indoor and outdoor unit then put them on pipe tube having completed burr removal not possible to put them on after flaring work Flaring work Carry out flaring work using flaring tool as shown below Firmly hold copper pipe in a bar in the dimension shown in the table below Check Compare the flared work with figure below If flare is noted to be defective cut off the flared section and ...

Page 15: ...ecting wire C When tighten the pipe hold the haxago nal body Continuous Torque Torque wrench wrench Torque wrench C When tighten the pipe hold the haxago nal body Torque wrench C When tighten the pipe hold the haxago nal body Outside diameter Torque mm inch N m Ø 6 35 1 4 16 2 Ø 9 52 3 8 38 4 Ø 12 7 1 2 55 6 Ø 15 88 5 8 75 7 Ø 19 05 3 4 110 10 Preventing foreign objects from entering Plug the pipe...

Page 16: ...d above the Indoor unit perform the following 1 Tape the piping and connecting cable from down to up 2 Secure the taped piping along the exterior wall Form a trap to prevent water entering the room 3 Fix the piping onto the wall by saddle or equivalent Trap is required to prevent water from entering into electrical parts Taping Drain hose Pipings Connecting cable Power supply cord Plastic Plastic ...

Page 17: ...of the cylinder must be higher than its bottom when you pressurize the system Usually the cylinder is used in a vertical standing position Do a leakage test of all joints of the tubing both indoor and outdoor and both gas and liquid side service valves Bubbles indicate a leak Be sure to wipe off the soap with a clean cloth After the system is found to be free of leaks relieve the nitrogen pressure...

Page 18: ...e valve stem of gas side valve counter clockwise to fully open the valve Loosen the charge hose connected to the gas side service port slightly to release the pressure then remove the hose Replace the flare nut and its bonnet on the gas side service port and fasten the flare nut secure ly with an adjustable wrench This process is very important to prevent leakage from the sys tem Indoor unit Outdo...

Page 19: ...r supply Circuit breaker is required Operate the unit for fifteen minutes or more Precautions In Test Running Connection of power supply Evaluation of the performance CAUTION For test run carry out the cooling operation firstly even during heating season If heating operation is carried out firstly it leads to the trouble of compressor Then attention must be paid Carry out the test run more than 5 ...

Page 20: ...ey are all tightly fastened If they are loose it could give rise to burn out of the wires 4 Specification of power source 5 Confirm that electrical capacity is sufficient 6 Be sure that the starting voltage is maintained at more than 90 percent of the rated volt age marked on the name plate 7 Confirm that the cable thickness is as specified in the power sources specification Particularly note the ...

Page 21: ...t a well drained place Sea wind Sea wind Sea wind Windbreak Periodic more than once year clean ing of the dust or salt particles stuck on the heat exchanger by using water Air conditioners should not be installed in areas where corrosive gases such as acid or alkaline gas are produced Do not install the product where it could be exposed to sea wind salty wind directly It can result corrosion on th...

Page 22: ...itch as follow after shutting the power source down 1 Open the side panel or top cover of outdoor unit 2 Set the DIP_SW01 D like below image 3 7 segments indicate each status and data like below image For setting pressure compensation function AUUW24GS1 AUUW30GS1 AUUW36GS1 AUUW48LS1 AUUW54LS1 CONVENIENT FUNCTIONS 22 ENGLISH CONVENIENT FUNCTIONS Setting Display Communication status Press tact switc...

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