LG MFL67656101 Installation Manual Download Page 7

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Installation Manual

Installation

200mm

70mm

90mm

Wall

Core Drill

INSIDE

OUTSIDE

Tilt

Cut if necessary

More than 15mm

Wall

Plastic tube
(Bushing)

INSIDE

OUTSIDE

1. The mounting floor should be strong and solid enough to prevent it from vibration.

2. Drill the piping hole with 70mm diameter hole-core drill at either the right or the left of indoor unit. The hole

should be sightly slant to the outdoor side.

3. Insert the plastic tube through the hole.

4. Cut the extruded outside part of the plastic tube, if necessary.

Summary of Contents for MFL67656101

Page 1: ...ly before installing the product 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 www lg com TYPE Floor Standing P NO MFL67656101 ...

Page 2: ...ied torque wrenches different depending on model No o Spanner Half union o A glass of water o Screw driver o Hexagonal wrench o Gas leak detector o Vacuum pump o Gauge manifold o Owner s manual o Thermometer Safety Precautions 3 Introduction 5 Installation Selection the best location 6 Preparation of Piping 8 How to connect wirings 11 Wiring Connection 12 Installation of Wired Remote Controller 14...

Page 3: ... cated circuit There is risk of fire or elec tric shock For electrical work contact the dealer seller a qualified electrician or an Authorized Service Center Do not disassemble or repair the product There is risk of fire or electric shock Always ground the product There is risk of fire or elec tric shock Install the panel and the cover of control box securely There is risk of fire or electric shoc...

Page 4: ...n Installation Safety Precautions n Operation For installation always con tact the dealer or an Authorized Service Center There is risk of fire electric shock explosion or injury Do not install the product on a defective installation stand It may cause injury accident or damage to the product Be sure the installation area does not deteriorate with age If the base collapses the air conditioner coul...

Page 5: ...alerts you to the risk of electric shock This symbol alerts you to hazards that could cause harm to the air conditioner This symbol indicates special notes NOTICE Symbols Used in this Manual Features Air Outlet Control Panel Air Filter Air Inlet Control Box Base ...

Page 6: ...space Select an installation site where the following conditions are satisfied and that meets your customer s approval Where the floor is strong enough to bear the indoor unit weight Where the floor is not significantly inclined Where nothing blocks the air passage Where condensate can be properly drained Where sufficient clearance for installation and maintenance can be ensured Where there is no ...

Page 7: ...OUTSIDE 1 The mounting floor should be strong and solid enough to prevent it from vibration 2 Drill the piping hole with 70mm diameter hole core drill at either the right or the left of indoor unit The hole should be sightly slant to the outdoor side 3 Insert the plastic tube through the hole 4 Cut the extruded outside part of the plastic tube if necessary ...

Page 8: ... shown below Firmly hold copper tube in a bar or die as indicated dimension in the table above 4 Check n Compare the flared work with figure below n If flare is noted to be defective cut off the flared section and do flaring work again Main cause of gas leakage is defect in flaring work Carry out correct flaring work in the following procedure Pipe A Gas mm Liquid mm Gas mm Liquid mm 5 6 19 100 12...

Page 9: ...k After all the piping has been connected use nitrogen to perform a gas leak check CAUTION Always use a charge hose for service port connection After tightening the cap check that no refrigerant leaks are present When loosening a flare nut always use two wrenches in combination When connecting the piping always use a spanner and torque wrench in combination to tighten the flare nut When connecting...

Page 10: ...owing procedure Heat insulation material to be prepared EPDM Ethylene Propylene Diene Methylene over 120 C the heat resistance temperature Add the insulation over 10mm thickness at high humidity environment After inspecting pipe joints for gas leakage be sure to insulate wit the accessory joint insulation for fitting while referrig to the figure Fasten both ends with clamps 10 Indoor Unit Installa...

Page 11: ...stallation Remocon Wire Communication Wire Power Wire How to connect wirings In order to protect cable it should be inserted Bushing Rubber The inside and outside connecting cable can be connected after opening the inlet grille ...

Page 12: ... that they are all tightly fastened If they are loose it could cause burn out of the wires 3 Specification of power source 4 Confirm that electrical capacity is sufficient 5 See to that the starting voltage is maintained at more than 90 percent of the rated voltage marked on the name plate 6 Confirm that the cable thickness is as specified in the power source specification Particularly note the re...

Page 13: ...a ture Do not install the remote controller where it can be affected by Drafts or dead spots behind doors and in corners Hot or cold air from ducts Radiant heat from sun or appliances Concealed pipes and chimneys Uncontrolled areas such as an outside wall behind the remote controller This remote controller is equipped with a seven segment LED display For proper display of the remote controller LED...

Page 14: ...e guide groove h Remove guide groove with long nose Reclamation to the surface of the wall Upper part guide groove Right part guide groove Wall Side Wall Side Wall Side Wall Side Connecting order Separating order 3 Please fix remote controller upper part into the setup board attached to the surface of the wall as the picture below and then connect with setup board by pressing lower part Please con...

Page 15: ...lling the wired remote controller do not bury it in the wall It can cause damage in the temperature sensor Do not install the cable to be 50m or above It can cause communication error When installing the extension cable check the connecting direction of the connector of the remote controller side and the product side for correct installation If you install the extension cable in the opposite direc...

Page 16: ...White Color 1 Operation indication screen 2 Set temperature button It will set not room temperature but outlet air temperature 3 Fan speed button Fan Speed have 3 Steps Low High and Super High 4 ON OFF button 5 Operation mode selection button 6 Wireless remote controller receiver Some products don t receive the wireless signals 7 Air flow button 8 Subfunction button 9 Function setting button 10 Ve...

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