LG MULTI V 2 Series Installation Manual
Indoor unit, ceiling concealed duct - low static
Hide thumbs
Also See for MULTI V 2 Series:
- Installation manual (100 pages) ,
- Owner's manual (14 pages) ,
- Installation manual (24 pages)
Table of Contents
Subscribe to Our Youtube Channel
Related Manuals for LG MULTI V 2 Series
Summary of Contents for LG MULTI V 2 Series
- Page 1 This Owner's Manual is provided and hosted by Appliance Factory Parts. LG ARNU093B1G2 Owner's Manual Shop genuine replacement parts for LG ARNU093B1G2 Find Your LG HVAC Parts - Select From 50 Models -------- Manual continues below --------...
- Page 2 System Indoor Unit (2 Series) INSTALLATION MANUAL Type: Ceiling Concealed Duct - Low Static 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.
- Page 3 IMPORTANT! Please read this instruction sheet completely before installing the product. This air conditioning system meets strict safety and operating standards. As the installer or service person, it is an important part of your job to install or service the system so it operates safely and efficiently. WARNING •...
-
Page 4: Table Of Contents
Ceiling Concealed Duct - Low Static Type Indoor Unit Installation Manual TABLE OF CONTENTS Required Parts Required Tools Installation Requirements Safety Precautions ....4 Introduction ......7 ❏ Level gauge Installation ❏ Four type "A" screws ❏ Screw driver ❏ Connecting cable ❏... -
Page 5: 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 6 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 7 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 •...
-
Page 8: 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. This symbol indicates special notes. NOTICE Features Low static Duct type Air outlet vents Air filters Wired Remote Controller... -
Page 9: Installation
Installation Installation Selection of the best location Indoor unit Top view Install the air conditioner in the location that satisfies the fol- Inspection hole [Unit : mm(inch)] lowing conditions. [600(23-5/8) x 600(23-5/8)] Control box • The place shall easily bear a load exceeding four times the indoor unit’s weight. -
Page 10: Ceiling Opening Dimension And Hanging Bolt Location
Installation Ceiling dimension and hanging bolt location Installation of Unit Install the unit above the ceiling correctly. CASE 1 POSITION OF SUSPENSION BOLT • Apply a joint-canvas between the unit and duct to absorb unnecessary vibration. • Apply a filter Accessory at air return hole. [Unit: mm(inch)] Dimension Chassis... -
Page 11: Indoor Unit Installation
Installation Indoor Unit Installation • Select and mark the position for fixing bolts. • Insert the set anchor and washer onto the suspen- • Drill the hole for set anchor on the face of ceiling. sion bolts for locking the suspension bolts on the ceiling. -
Page 12: Part Name And Functions
Installation Part name and functions Air Filter Panel Rear Air outlet Panel Rear Air outlet Air Filter • Low static duct type in case of suction from back • Low static duct type in case of suction from bottom side. side. -
Page 13: Checking The Drainage
Installation INSULATION, OTHERS Insulate the joint and tubes completely. THERMAL INSULATION All thermal insulation must comply with local requirement. INDOOR UNIT Union for gas pipe Thermal insulator for refrigerant pipe Refrigerant pipe and thermal (Local supply) Thermal insulator for insulator(Local supply) piping(Local supply) Hose clip for thermal insulator (Local supply) - Page 14 Installation CAUTION 1. Install declination of the indoor unit is very important for the drain of the duct type air conditioner. 2. Minimum thickness of the insulation for the connecting pipe shall be 19mm. Front of view • The unit must be horizontal or declined to the drain hose connected when finished installation.
- Page 15 Installation CAUTION : The supplied flexible drain Flexible drain hose Flexible drain hose hose should not be curved, neither 1/50~1/100 screwed. The curved or screwed hose MAX 700mm may cause a leakage of water. (27-9/16 inch) CAUTION: After the confirmation of the above conditions, prepare the wiring as follows: 1) Never fail to have an individual power specialized for the air conditioner.
- Page 16 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.
-
Page 17: Installation Of Wired Remote Controller
Installation Installation of Wired Remote Controller 1. Connect the wired remote controller cable to the wired remote controller installation board as shown in the right picture. 12V SIG GND Red wire Yellow wire Yellow Black Black wire Remote Controller ❊ The wired remote controller cable is connected as factory default. Cable 2. - Page 18 Installation 5. Use the connecting cable to connect the indoor unit and the wired remote controller. Check whether the connector is connected correctly. Indoor unit side Connecting cable 6. When the distance between the wired remote controller and the indoor unit is 10m and above, use the extension cable.
-
Page 19: Optional Operation Of Wired Remote Controller
Installation Optional Operation of Wired Remote Controller Two Thermistor System 1. Press button for 4 seconds to enter the installer setting mode until timer segment display “01:01”. 2. Repeat pressing button to select Function code 04. 04:01 Function Code Thermistor setting 3. -
Page 20: Dip Switch Setting
Installation Dip Switch Setting Function Description Setting Off Setting On Default Communication N/A (Default) Cycle N/A (Default) Group Control Selection of Master or Slave Master Slave Dry Contact Mode Selection of Dry Contact Wired/Wireless remote Mode controller Auto Selection of Manual or Auto operation Mode Installation CST –... -
Page 21: Group Control Setting
Installation Group Control Setting 1. Group Control 1 I Wired remote controller 1 + Indoor units LGAP Network System Master Slave Slave Slave Signal 12 V Display Error Message Only connect serial signal and GND lines between slave indoor unit Master 1. - Page 22 Installation 2. Group Control 2 I Wired remote controllers + Indoor units LGAP Network System Slave Slave Slave Signal Master 12 V Don’t connect serial 12V line Display Error Message Master Slave 1. It is possible to control N indoor units by wired remote controller M units. (M+N≤17 Units) Set only one indoor unit to Master, set the others to Slave.
- Page 23 Installation 3. 2 Remote Control I Wired remote controller 2 + Indoor unit 1 LGAP Network System Master Signal 12 V Display Error Message Master Slave 1. It is possible to connect two wired remote controllers with one indoor unit. 2.
-
Page 24: How To Set E.s.p
How to Set E.S.P? How to Set E.S.P? What is an E.S.P function? This is the function that decides the strength of the wind for each wind level and because this function is to make the installation easier, please do not use this function when using the remote controller. If you set ESP incorrectly, the air conditioner may malfunction. - Page 25 How to Set E.S.P? ARNU073B1G2, ARNU093B1G2, ARNU123B1G2, ARNU153B1G2 (Unit;cmm(cfm)) Static Pressure(mmAq (in.Aq)) Setting Value 0(0) 1(3.93) 2(7.87) 3(0.11) 4(0.15) 6.02(212) 2.25(79) 0.61(21) 6.95(245) 3.32(117) 0.73(25) 0.54(19) 0.48(16) 7.69(271) 5.16(182) 1.19(42) 0.65(22) 0.56(19) 84.6(298) 6.93(244) 2.42(85) 0.77(27) 0.63(22) 9.5(335) 7.37(260) 3.4(120) 0.87(30) 0.72(25) 10.35(365)
- Page 26 P/No.: MFL42803121 Printed in Korea After reading this manual, keep it in a place easily accessible to the user for future reference.
Need help?
Do you have a question about the MULTI V 2 Series and is the answer not in the manual?
Questions and answers