LG MULTI-V CRNN-TE Series Installation Manual

System heat pump indoor unit, ceiling mounted cassette - 4way

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Models: CRNN-TE/TD Series
Type: Ceiling Mounted Cassette - 4Way
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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Summary of Contents for LG MULTI-V CRNN-TE Series

  • Page 1 Models: CRNN-TE/TD Series Type: Ceiling Mounted Cassette - 4Way 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.
  • Page 2: Table Of Contents

    Ceiling Mounted Cassette - 4Way Type Indoor Unit Installation Manual TABLE OF CONTENTS Installation Requirements Required Parts Required Tools Installation Parts ....3 Safety Precautions ....4 Installation Installation guide map Level gauge Four type "A" screws & plastic Screw driver anchors Electric drill Selection of the best location 7 Connecting cable...
  • Page 3: Installation Parts

    Installation Parts Installation Parts Anti-bacteria filter Intake Air Outlet Washer for Insulation for (Other) Plastic band Clamp metal Name Drain hose hanging backet fitting Quantity 1 EA 2 EA 8 EA 4 EA 1 SET • Paper pattern for installation •...
  • Page 4: Safety Precautions

    Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. Be sure to read before installing the air conditioner. Be sure to observe the cautions specified here as they include important items related to safety. Incorrect operation due to ignoring instruction will cause harm or damage.
  • Page 5 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 6 Safety Precautions 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 7: Installation

    Installation Installation Read completely, then follow step by step. Selection of the best location • There should not be any heat source or steam near the unit. • There should not be any obstacles to the air circulation. • A place where air circulation in the room will be good. •...
  • Page 8: Ceiling Dimension And Hanging Bolt Location

    Installation Ceiling dimension and hanging bolt location • The dimensions of the paper model for installation are the same as those of the ceiling opening dimensions. Ceiling Ceiling board Level gauge CRNN126TEA0, CRNN186TEA0 TD Series 600 (Ceiling opening) 875 (Ceiling opening) 39.5 521(Hanging bolt) 785(Hanging bolt)
  • Page 9: Wiring Connection

    Installation Ceiling Keep the length of the bolt Hanging bolt from the bracket to 40mm (W3/8 or M10) Flat washer for M10 Air Conditioner body (W3/8 or M10) (accessory) Ceiling board Ceiling board Spring washer (M10) Flat washer for M10 (accessory) Paper pattern Set screw of...
  • Page 10: Installation Of Decoration Panel

    Installation Installation of Decoration Panel Before installing the decoration panel, The decoration panel has its installation direction. always remove the paper template. 1. Temporarily fix two decoration panel fixing screws (hexagon M5 screw) on the unit body. (Tighten by amount 10mm in length.) The fixing screws (hexagon M5 screw) are included the indoor unit box.
  • Page 11 Installation Drain Piping • Drain piping must have down-slope (1/50 to 1/100): be sure not to Upward provide up-and-down slope to prevent reversal flow. Pipe clamp routing • During drain piping connection, be careful not to exert extra force not allowed on the drain port on the indoor unit.
  • Page 12 Installation 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. As for the method of wiring, be guided by the circuit diagram posted on the inside of control box cover. 2) Provide a circuit breaker switch between power source and the unit.
  • Page 13: Installation Of Remote Control

    Installation Installation of Remote Control • Although the room temperature sensor is in the indoor unit, the remote controller should be installed in such places away from direct sunlight and high humidity. Installation of the remote controller • Select places that are not splashed with water. •...
  • Page 14: Drain Pipe Work

    Installation Drain Pipe Work 1) Drain pipe gradient and support a) - The drain pipe must be fitted at a gradient of at least 1/100. - The drain pipe should be as short as possible and free from airlocks. Indoor unit Gradient of least 1 / 100 (1cm / 1m) b) - Suspension bolts should be used the support long stretches of drain pipe in order to ensure that a...
  • Page 15 Installation 3) Ground drain piping a) It is standard work practice to make connections to the main pipe from above. The pipe down from the combination should be as large as possible. Face the vent pipe mouth downward to keep foreign matter from penetrating the system Face piping downward...
  • Page 16 Installation 5) Attention 1. Possible drain-head height is up to 700mm. So, it must be installed below 700mm. 2. Keep the drain hose downward up to 1/50~1/100 inclination. 1/50~1/100 Prevent any upward flow or reverse flow in any MAX 700mm part.
  • Page 17: Optional Operation

    Installation Optional operation 1) Two Thermistor System (1) Open the rear cover of the wired remote-controller to Room Temp. sensor set the mode. Slide switch for 2 Thermistor (2) Select one of three selectable modes as follows. R13H R12H OP5R16H CO1H •...

This manual is also suitable for:

Multi-v crnn-td series

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