LG JT-C186PLE0 Installation Manual Download

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Ceiling Cassette
Air Conditioner

INSTALLATION MANUAL

IMPORTANT

• Please read this installation manual completely before

installing the product.

• When the power cord is damaged, replacement work shall

be performed by authorized personnel only.

• Installation work must be performed in accordance with

the national wiring standards by authorized personnel

only.

• Please retain this installation manual for future reference

after reading it thoroughly.

Summary of Contents for JT-C186PLE0

Page 1: ... installing the product When the power cord is damaged replacement work shall be performed by authorized personnel only Installation work must be performed in accordance with the national wiring standards by authorized personnel only Please retain this installation manual for future reference after reading it thoroughly ...

Page 2: ... Address Setup of Central Control 30 Thermistor 31 Ceiling Height Selection 32 Group Setting 33 Dry contact mode setting 34 Option Function Setting 35 Installation guide at the seaside 36 Connecting cable Pipes Gas side Liquid side Hanging Bolt W 3 8 or M10 length 650mm Insulated drain hose Additional Drain hose Inner Dia 32mm Horizontal meter Screw driver Electric drill Hole core drill ø70mm Flar...

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Page 5: ...sk of electric shock or fire Stop operation and close the window in storm or hurricane If possible remove the product from the window before the hurricane arrives There is risk of property damage failure of product or electric shock Do not open the inlet grill of the product during operation Do not touch the electrostatic filter if the unit is so equipped There is risk of physical injury electric ...

Page 6: ...ere it will be exposed to sea wind salt spray directly It may cause corrosion on the product Corrosion particularly on the condenser and evaporator fins could cause product malfunction or inefficient operation 90 When the product is not be used for a long time disconnect the power supply plug or turn off the breaker There is risk of product damage or failure or unintended operation Take care to en...

Page 7: ...tion or damage Do not insert hands or other objects through the air inlet or outlet while the product is operated There are sharp and moving parts that could cause personal injury Do not drink the water drained from the product It is not sanitary and could cause serious health issues Use a firm stool or ladder when cleaning or maintaining the product Be careful and avoid personal injury Replace th...

Page 8: ...Remote Controller Anti bacteria Air Outlet Air Inlet ...

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Page 10: ...other obstacles The indoor unit must keep the maintenance space 2 Outdoor unit If an awning is built over the unit to prevent direct sunlight or rain exposure be careful that heat radiation from the condenser is not restricted There should not be any animals or plants which could be affected by hot air discharged Ensure the spaces indicated by arrows from the wall ceiling fence or other obstacles ...

Page 11: ...ed on standard length and maximum allowance length is on the basis of reliability Improper refrigerant charge may result in abnormal cycle Oil trap should be installed every 10 meters Model Additional refrigerant g m Pipe Size mm inch Length A m Elevation B m Gas Liquid Standard Max Standard Max JT C186PLE0 12 7 1 2 6 35 1 4 7 5 30 5 20 25 JT C246PLE0 15 88 5 8 15 88 5 8 6 35 1 4 7 5 50 5 30 25 JT...

Page 12: ...ses take the following actions Make sure that the ventilation fan for smoke collecting hood on a cooking table has sufficient capacity so that it draws oily steam which should not flow into the suction of the air conditioner Make enough distance from a cooking room to install the air conditioner in such a place where it may not suck in oily steam 2 Avoid installing air conditioner in such circumst...

Page 13: ...ON Tighten the nut and bolt to prevent unit falling Remote Controller Installation Although the room temperature sensor is in the indoor unit the remote controller should be installed in such places away from direct sunlight and high humidity Installation of the remote controller Select places that are not splashed with water Select control position after receiving customer approval The room tempe...

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Page 16: ...it 1 Phase 18k 24k Remote Controller Cable Connecting Cable Terminal Block of Outdoor Unit L N POWER INPUT 9 1 L 2 N 3 Terminal Block of Indoor Unit 3 Phase 36k Terminal Block of Outdoor Unit 1 2 Terminal Block of Outdoor Unit 2 L 3 N 4 5 6 1 3 3ø Power Supply R Y B N 1 L 2 N 3 Terminal Block of Indoor Unit 3 Phase 48k Terminal Block of Outdoor Unit 2 N 3 4 5 6 1 L Terminal Block of Outdoor Unit 8...

Page 17: ...to the indoor and outdoor unit should be complied with the IS approved makers CAUTION 20mm GN YL 20mm GN YL NORMAL CROSS SECTIONAL Capacity 1 Phase 18k 24k 2 5mm2 Capacity 1 Phase 18k 24k 36k 48k 0 75mm2 1 25mm2 Electricwire Round crimp style terminal Attach insulation sleeve Connect wires of the same gauge to both sides WARNING Make sure that the screws of the terminal are free from looseness 20 ...

Page 18: ... Switch box Refrigerant pipe Circuit Breaker Use circuit breaker or time delay fuse ELECTRICAL WIRING CONNECTING THE CABLE TO OUTDOOR UNIT 1 Remove the Cover control from the unit by loosening a screw Connect the wires to the terminals on the control board individually as following 2 Secure the cable onto the control board with the holder clamper 3 Refix the cover control to the original position ...

Page 19: ...laring work 4 Flaring work Carry out flaring work using flaring tool as shown below Firmly hold copper tube in a bar or die as indicated dimension in the table above 5 Check Compare the flared work with figure below If flare is noted to be defective cut off the flared section and do flaring work again If the piping and the drain hose are in common direction bundle the piping and the drain hose tog...

Page 20: ...ection After completing the piping connection execute vacuum drying for the connecting piping and the indoor unit The vacuum drying must be carried out using the service ports of both the liquid and gas side valves CAUTION Use two wrenches and tighten with regular torque Outdoor unit Liquid side Flare connection Flare connection Gas side Indoor unit Spanner Torque wrench Piping Connection Vacuum d...

Page 21: ... the Corner covers of the panel 3 Fit the panel on the unit by inserting hooks as shown in picture 4 Insert two screws on diagonal corners of panel Do not tighten the bolts completely The fixing screws are included in the indoor unit box Check the alignment of panel with the ceiling Height can be adjusted using hanging bolts as shown in picture Insert the other two screws and tighten all screws co...

Page 22: ...22 Ceiling Cassette Air Conditioner ...

Page 23: ... to drain water Use the following procedure to test the drain pump operation Connect the main drain pipe to the exterior and leave it provisionally until the test comes to an end Feed water to the flexible drain hose and check the piping for leakage Be sure to check the drain pump for normal operating and noise when electrical wiring is complete When the test is complete connect the flexible drain...

Page 24: ...ng thick piping and drain piping add further 10mm to 30mm thickness material Indoor unit Thermal insulator accessory Fastening band accessory Refrigerant piping HEAT INSULATION 1 Wrap the connecting portion of indoor unit with the Insulation material and secure it with two Plastic Bands for the right pipings If you want to connect an additional drain hose the end of the drain outlet should keep di...

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Page 27: ...d velocity wind volume voltage current presence of abnormal vibration and noise operating pressure piping temperature compressive pressure As to the structure and appearance check following items Is the circulation of air adequate Is the draining smooth Is the heat insulation complete refrigerant and drain piping Is there any leakage of refrigerant Is the remote controller switch operated Is there...

Page 28: ... the casing of electrical fittings are liable to come loose from vibrations to whi ch the unit is subjected during the cou rse of transpo rtation Check them and make sure that they are all tight ly fastened If they are loos e it could give rise to burn out of the wires 4 Specification of power sou rce 5 Confirm that electrical capacity is sufficient 6 Be sure that the starting volt age is maintain...

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LG JT-C186PLE0, Installation Manual

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