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Heat Pump Indoor Unit
INSTALLATION MANUAL
MODELS: CE/CF Series
Type: Floor Standing
Concealed Floor Standing
System
IMPORTANT
• Please read this installation manual completely 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.
LG
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Table of Contents
Related Manuals for LG MULTI V CE Series
Summary of Contents for LG MULTI V CE Series
- Page 1 System Heat Pump Indoor Unit INSTALLATION MANUAL MODELS: CE/CF Series Type: Floor Standing Concealed Floor Standing IMPORTANT • Please read this installation manual completely before installing the product. • Installation work must be performed in accordance with the national wiring standards by authorized personnel only.
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Page 2: Table Of Contents
Floor Standing Concealed Floor Standing Type Indoor Unit Installation Manual TABLE OF CONTENTS Required Parts Required Tools Installation Requirements Safety Precautions....3 Introduction ......6 ❏ Level gauge Installation ❏ Four type "A" screws ❏ Screw driver ❏ Connecting cable ❏ Electric drill Selection the best location ..7 ❏... -
Page 3: Safety Precautions
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. I Be sure to read before installing the air conditioner. I Be sure to observe the cautions specified here as they include important items related to safety. I Incorrect operation due to ignoring instruction will cause harm or damage. - Page 4 Safety Precautions Do not modify or extend the Do not let the air conditioner Be cautious when unpacking power cable. run for a long time when the and installing the product. humidity is very high and a door or a window is left open. •...
- Page 5 Safety Precautions I Installation Always check for gas (refriger- Install the drain hose to ensure Keep level even when installing ant) leakage after installation or that water is drained away prop- the product. repair of product. erly. • Low refrigerant levels may cause •...
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Page 6: Introduction
Introduction Introduction Symbols Used in this Manual This symbol alerts you to the risk of electric shock. This symbol alerts you to hazards that could cause harm to the air conditioner. NOTICE This symbol indicates special notes. Features [CEA/CFA Type] Control panel Air Outlet Remote Controller... -
Page 7: Installation
Installation Installation Selection of the best location Indoor unit Install the air conditioner in the location that satisfies the fol- lowing conditions. Window • The place shall easily bear a load exceeding four times the indoor unit’s weight. • The place shall be able to inspect the unit as the figure. •... - Page 8 Installation Bolt pitch • Positioning of holes for fastening to the wall (Unit:mm) Model CEA, CEU CFA, CFU 1136 1. Use the installationmount for installation. Check whether the wall is strong enough to bear the weight of the unit or not. if there is a risk, reinforce the wall before installing the unit.
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Page 9: Preparation Of Piping
Installation Preparation of Piping Main cause of gas leakage is defect in flaring work. Carry out correct flaring work in the following procedure. 1. Cut the pipes and the cable. I Use the accessory piping kit or the pipes purchased Copper Slanted Uneven Rough locally. - Page 10 Installation FLARE SHAPE and FLARE NUT TIGHTENING TORQUE Precautions when connecting pipes • See the following table for flare part machining dimensions. • When connecting the flare nuts, apply refrigerant oil to the inside and outside of the flares and turn them three or four times at first.
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Page 11: Drain Piping Work
Installation HEAT INSULATION 1. Use the heat insulation material for the refrigerant piping which has an excellent heat-resistance (over 120°C). 2. Precautions in high humidity circumstance: This air conditioner has been tested according to the "ISO Fastening band (accessory) Conditions with Mist" and confirmed that there is not any default. -
Page 12: How To Connect Wirings
Installation How to connect wirings Remove the electric parts Box cover and connect the wiring Fasten with clamp Power supply wiring Power Supply wiring ground wiring ground wiring (Field wiring) Fasten with Transmission wiring Transmission wiring accessory clamp (Field wiring) Wiring Connection Connect the wires to the terminals on the control board individually according to the outdoor unit connection. - Page 13 Installation Install the remote control box and cord correctly. INSTALLATION OF REMOTE CONTROL BOX POINT OF REMOTE CONTROLLER INSTALLATION • Although the room temperature sensor is in the indoor unit, the remote control box should be installed in such places away from direct sunlight and high humidity. INSTALLATION OF THE REMOTE CONTROL BOX ROUTING OF THE REMOTE CONTROL CORD •...
- Page 14 Installation WIERED REMOTE CONTROLLER INSTALLATION • Since the room temperature sensor is in the remote controller, the remote controller box should be installed in a place away from direct sunlight, high humidity and direct supply of cold air to maintain proper space temperature. Install the remote controller about 5ft(1.5m) above the floor in an area with good air circulation at an average tempera- ture.
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Page 15: Two Thermistor System
Two Thermistor system Two Thermistor system • Open the rear cover of Remote Controller to set up the mode. • Selectable options are three as follows. Room Temp. Sensing Remo. Slide Switch1 - Remo: Sensing the room Temperature. Indoor Unit 2 TH(Remo.+Indoor) - Indoor Unit: Sensing the intake air into indoor Unit. - Page 16 Memo Indoor Unit Indoor Unit...
- Page 17 P/No.: 3828A20873H Printed in Korea After reading this manual, keep it in a place easily accessible to the user for future reference.