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LG Electronics 3828A20025U manual

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Table of contents for the manual

  • Page 1

    P/No .: 3828A20025U[...]

  • Page 2

    LG Floor Standing Type Air Conditioner INSTALLATION MANUAL LG website http://www.lgservice.com e-mail http://www.lgeservice.com/techsup.html 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 onl[...]

  • Page 3

    2 Floor Standing type Air Conditioner Floor Standing T ype Air Conditioner Installation Manual T ABLE OF CONTENTS Safety Precautions .......................................................................................... 3 Installation of Indoor , Outdoor Unit .............................................................. 6 1) Selection of the b[...]

  • Page 4

    Safety Precautions Installation Manual 3 ENGLISH T o prev ent injur y to the user or other people and proper ty damage, the f ollowing instructions must be f ollowed. ■ Incorrect operation due to ignoring instruction will cause har m or damage. The seriousness is classified by the f ollowing indications . ■ Meanings of symbols used in this manu[...]

  • Page 5

    4 Floor Standing type Air Conditioner Safety Precautions Do not modify or extend the power cab le. • There is risk of fire or electric shock. Be cautious when unpacking and installing the product. • Sharp edges could cause injur y . Be especially careful of the case edges and the fins on the condenser and ev aporator . For installation, al ways[...]

  • Page 6

    Safety Precautions Installation Manual 5 ENGLISH Alwa ys check f or gas (refrigerant) leakage after installation or repair of product. • Low refrigerant le vels ma y cause f ailure of product. Install the drain hose to ensure that water is drained awa y properly . • A bad connection ma y cause water leakage. Keep level e ven when installing the[...]

  • Page 7

    6 Floor Standing type Air Conditioner Installation of Unit Installation of Unit 1. Indoor unit • There should not be an y heat source or steam near the unit. • There should not be an y obstacles to pre vent the air circulation. • A place where air circulation in the room will be good. • A place where drainage can be easily obtained. • A p[...]

  • Page 8

    Installation of Unit Installation Manual 7 ENGLISH 3. Piping length and the elevation CA UTION: • Capacity is based on standard length and maxim um allowance length is on the basis of reliability . • Oil trap should be installed every 5~7 meter s. 20k 5/8" 1/4" 25 15 28k/30k/40k 5/8" 3/8" 30 20 44k/50k 3/4" 3/8" 40[...]

  • Page 9

    8 Floor Standing type Air Conditioner Installation of Unit The Indoor Unit Installation Outdoor unit Installation 200mm 70mm 70mm 90mm Wall Core Drill Tilt Cut if necessary More than 15mm Wall Plastic tube (Bushing) INSIDE OUTSIDE 1. The mounting floor should be strong and solid enough to prev ent it from vibration. 2. Drill the piping hole with 70[...]

  • Page 10

    Installation of Unit Installation Manual 9 ENGLISH Installation guide at the seaside 1. Air conditioners should not be installed in areas where corrosive gases, such as acid or alkaline gas, are produced. 2. Do not install the product where it could be exposed to sea wind (salty wind) directly. It can result corrosion on the product. Corrosion, par[...]

  • Page 11

    10 Floor Standing type Air Conditioner Installation of Unit Installation Method No. Installation works Descriptions 1 Preparation of tools and installation parts Preparation of installation 2 Flaring the pipes T o insert the flare nuts, mounted on the connection par ts of both indoor and outdoor unit, onto the copper pipes . 3 Pipe bending T o redu[...]

  • Page 12

    Installation of Unit Installation Manual 11 ENGLISH Preparation of installation par ts and tools No. Installation Parts, T ools Use 1 Flaring tool ( Ø 6.35 - Ø 19.05) Flaring the pipes 2 Remear Remov e burrs from cut edges of pipes. 3 Pipe cutter (MAX 35mm Copper pipe) Cutting the pipings 4 Wrench (H5, H4 hexagonal wrench) T o open the service va[...]

  • Page 13

    12 Floor Standing type Air Conditioner Installation of Unit Preparation of Piping Main cause of gas leakage is def ect in flaring work. Carr y out correct flaring work in the f ollowing procedure. 1. Cut the pipes and the cable . • Use the accessor y piping kit or the pipes purchased locally . • Measure the distance between the indoor and the o[...]

  • Page 14

    Installation of Unit Installation Manual 13 ENGLISH Connection of piping • Align the center of the pipings and suffciently tighten the flare nut with fingers. • Finally , tighten the flare nut with troque wrench until the wrench clicks . When tightening the flare nut with troque wrench, ensure the direction f or tightening follo ws the arrow on[...]

  • Page 15

    14 Floor Standing type Air Conditioner Installation of Unit Connecting the Cable to Indoor Unit • The inside and outside connecting cable can be connected after opening the side inlet g rille. 1. Open the side-inlet grille manually (Fig. 1) 2. Open the panel (A) with driver ( ) (Fig. 2) 3. Connect the connecting pipe (Fig. 3) 4. Connect the cable[...]

  • Page 16

    Installation of Unit Installation Manual 15 ENGLISH Connecting pipings to the outdoor unit . 1. Align the center of the pipings and sufficiently tighten the flare nut with fingers. 2. Finally tighten the flare nut with tor que wrench until the wrench c licks. • When tightening the flare nut with torque wrench, ensure the direction f or tightening[...]

  • Page 17

    16 Floor Standing type Air Conditioner Installation of Unit P o wer Supply and Wiring The unit is completely wired internally at the factory according to general rule of electrical technology , but local rules, if the y are required, should be complied with. 1. Po wer supply P ower source m ust fulfill the follo wing conditions: • The working v o[...]

  • Page 18

    Installation of Unit Installation Manual 17 ENGLISH V acuum Drying of the Connecting Pipes and the Indoor Unit The air which contains moisture remaining in the refrigeration cycle may cause a malfunction on the compressor . 1. Confir m that both the liquid side valv e and the gas side valve are set to the closed position. 2. After connecting the pi[...]

  • Page 19

    18 Floor Standing type Air Conditioner Installation of Unit Form the Piping 1. Wrap the connecting por tion of indoor unit with the insulation material and secure it with two Plastic Bands. (for the right piping) • If y ou connect an additional drain hose, the end of the drain-outlet should be kept distance from the gr ound. (Do not dip it into w[...]

  • Page 20

    Final Check and T est Run Installation Manual 19 ENGLISH After installing the unit, perform the final check and running test as follows: Final check points Is the unit securely mounted? Is the installation location adequate? Is the water piping work adequatel y and without leakage? Are trapped drain lines installed at condensate drain connections? [...]