LG LMCN185HV Installation Instructions - Page 2

Multi Air Conditioner Installation Manual TABLE OF CONTENTS Installation Requirements Installation Parts Provided 3 Product Introduction 4 Indoor Unit 4 Outdoor Unit 4 Safety Precautions 5 Installation of Indoor, Outdoor Unit 8 Select the best location 8 Seaside Applications and Installation 10 Piping length and elevation 11 Installation 12 Connecting the piping 12 How To Fix 15 Wiring Connection 16 Conduit connection 16 Ceiling dimension and hanging bolt location 17 How to Fix 18 Wiring Connection 18 Conduit connection 18 Installation of wired Remote Controller 20 Wired remote controller switch information 21 Trial Operation 22 Celsius/Fahrenheit Switching 23 Setting the Central-Control Address 24 ESP Function 25 Ceiling dimension and hanging bolt location 26 Wiring Connection 27 Conduit connection 27 Installation of Wired Remote Controller(Optional)...........28 Installation of Decorative Panel 30 Drain Piping 32 Flaring Work and Connection of Piping 35 Flaring work 35 Connection of piping - Outdoor 36 Connecting the Cable between Indoor Unit and Outdoor Unit 37 Connect the cable to the Indoor unit 37 Connect the cable to the Outdoor unit 38 Connection method of the connecting cable(Example) ..39 Checking the Drainage, Insulating the Pipe and Special Piping Applications 40 Insulating the Pipe and Special Piping Applications .......40 Long Pipe Setting 41 Air Purging and Evacuation 42 Leak Checking 42 Evacuation 43 Charging 44 Combination indoor units 45 Required Tools ❏ Level gauge ❏ Screw driver ❏ Electric drill ❏ Hole core drill (ø50mm) ❏ Flaring tool set ❏ Specified torque wrenches 1.8kg.m, 4.2kg.m, 5.5kg.m, 6.6kg.m (different depending on model No.) ❏ Adjustable wrench ❏ A glass of water ❏ Screw driver ❏ Hexagonal wrench(4mm) ❏ Refrigerant Gas Leak Detector ❏ Vacuum pump ❏ Gauge manifold ❏ Owner's manual ❏ Thermometer ❏ Remote Control Holder 2 Multi Air Conditioner