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INSTALLATION MANUAL
AIR
CONDITIONER
Please read this installation manual completely before install-
ing 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.
Ceiling suspended air conditioner
P/NO.:MFL71959701
REV.00_220715
Copyright © 2022 LG Electronics Inc. All Rights Reserved.
www.lg.com
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Table of Contents
Related Manuals for LG VM1 ZVNQ18GM1E0
Summary of Contents for LG VM1 ZVNQ18GM1E0
- Page 1 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. Ceiling suspended air conditioner P/NO.:MFL71959701 www.lg.com REV.00_220715 Copyright © 2022 LG Electronics Inc. All Rights Reserved.
- Page 2 TIPS FOR SAVING ENERGY TIPS FOR SAVING ENERGY Here are some tips that will help you minimize the power consumption when you use the air con- ditioner. You can use your air conditioner more efficiently by referring to the instructions below: •...
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Page 3: Important Safety Instructions
IMPORTANT SAFETY INSTRUCTIONS IMPORTANT SAFETY INSTRUCTIONS READ ALL INSTRUCTIONS BEFORE USING THE APPLIANCE. Always comply with the following precautions to avoid dangerous situations and ensure peak performance of your product Read the precautions in this manual This appliance is filled with carefully before operating the unit. - Page 4 IMPORTANT SAFETY INSTRUCTIONS ・ Compliance with national gas regulations shall be observed (for R32). ・ Any person who is involved with working on or breaking into a refrigerant circuit should hold a current valid certificate from an industry-accredited assessment authority, which authorizes their competence to handle refrigerants safely in accordance with an industry recognized assessment specification.
- Page 5 IMPORTANT SAFETY INSTRUCTIONS Operation ・ Take care to ensure that power cable could not be pulled out or damaged during operation. There is risk of fire or electric shock. ・ Do not place anything on the power cable. There is risk of fire or electric shock. ・...
- Page 6 IMPORTANT SAFETY INSTRUCTIONS ・ Flexible refrigerant connectors (such as connecting lines between the indoor and outdoor unit) that may be displaced during normal operations shall be protected against mechanical damage. (for R32) ・ The installation of pipe-work shall be kept to a minimum. (for R32) ・...
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Page 7: Table Of Contents
TABLE OF CONTENTS TABLE OF CONTENTS TIPS FOR SAVING ENERGY IMPORTANT SAFETY INSTRUCTIONS INSTALLATION PLACES THE INDOOR UNIT INSTALLATION Open side-cover Mounting the anchor nut and bolt Indoor unit drain piping Drain piping Drain test Heat insulation Connecting cables to the indoor unit Wiring connection Minimum floor area(For R32) TEST RUNNING... -
Page 8: Installation Places
INSTALLATION PLACES INSTALLATION PLACES Indoor unit Ceiling suspended type - There should not be any heat source or steam near the unit. - There should not be any obstacles to prevent the air circulation. - A place where air circulation in the room will be good. - A place where drainage can be easily obtained. -
Page 9: The Indoor Unit Installation
THE INDOOR UNIT INSTALLATION THE INDOOR UNIT INSTALLATION Air conditioner Take enough distance Use the ventilation fan for smoke-collecting hood with sufficient capacity. Cooking table CAUTION NOTE... -
Page 10: Open Side-Cover
THE INDOOR UNIT INSTALLATION Open side-cover Step 4 Step 1 - Remove paper bracket from side-cover. Step 5 - Remove two screws from side-cover. Step 2 Right side cover - Knock out the pipe hole from the left side- cover with nipper/plier. Left side cover CAUTION... -
Page 11: Mounting The Anchor Nut And Bolt
THE INDOOR UNIT INSTALLATION Mounting the anchor nut and bolt Hanging bolt (W3/8 or M10) Flat washer (W3/8 or M10) for M10 (accessory) Spring washer (M10) Flat washer for M10 (accessory) (W3/8 or M10) CAUTION Dimension Model ZVNQ18GM1E0 1018 ZVNQ24GM1E0 ZVNQ30GM1E0 ZVNQ36GM2E0 ZVNQ36GM2A0... - Page 12 THE INDOOR UNIT INSTALLATION CAUTION Installation information for declination - Install declination of the indoor unit is very important for the drain of the convertible type air conditioner. - Minimum thickness of the insulation for the connecting pipe shall be 10 mm. - If the Installation Plates are fixed to horizontal line, the indoor unit after installing will be de- clined to the bottomside.
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Page 13: Indoor Unit Drain Piping
THE INDOOR UNIT INSTALLATION Indoor unit drain piping - Do not make drain piping like the following. Accumulated - Drain piping must have down-slope (1/50 to Do not raise drain water 1/100): be sure not to provide up-and-down - During drain piping connection, be careful not to exert extra force on the drain port on Water Water... -
Page 14: Heat Insulation
THE INDOOR UNIT INSTALLATION Heat insulation Wiring connection Connect the wires to the terminals on the Use the heat insulation material for the refrig- erant piping which has an excellent heat-resis- control board individually according to the out- tance (over 120 °C). door unit connection. - Page 15 THE INDOOR UNIT INSTALLATION Precautions when laying power wiring Use round pressure terminals for connections to the power terminal block. Power wire Round pressure terminal When none are available, follow the below instruction - Do not connect wiring of different thickness- es to the power terminal block.
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Page 16: Minimum Floor Area(For R32)
THE INDOOR UNIT INSTALLATION Minimum floor area (For R32) - The appliance shall be installed, operated and stored in a room with a floor area larger than the minimum area. - Use the graph of table to determine the minimum area. Amin (m Floor standing Wall mounted... -
Page 17: Test Running
TEST RUNNING TEST RUNNING M4..118 N.cm {12 kgf.cm} M5..196 N.cm {20 kgf.cm} M6..245 N.cm {25 kgf.cm} Precautions in test running M8..588 N.cm {60 kgf.cm} - The initial power supply must provide at least 90 % of the rated voltage. Otherwise, the air conditioner should not be Connection of power supply operated. -
Page 18: Hand Over
TEST RUNNING Hand over CAUTION Teach the customer the operation and mainte- After the confirmation of the above condi- nance procedures, using the operation manual tions, prepare the wiring as follows: (air filter cleaning, temperature control, etc.). • Never fail to have an individual power specialized for the air conditioner. -
Page 19: Installation Instructions
INSTALLATION INSTRUCTIONS INSTALLATION INSTRUCTIONS Installer setting - setting address of central control With the MODE button pressed, press the RESET button. By using the temperature setting button, set the indoor unit address. After setting the address, press the time. RESET button Installer setting - checking address of central control...