LG AHU EEV KIT User manual

MFL70524403

Rev.01_121720

INSTALLATION MANUAL

AHU EEV KIT

Original instruction

AIR

CONDITIONER

www.lg.com

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.

ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH

ΕΛΛΗΝΙΚΆ

ČEŠTINA

NEDERLANDS

POLSKI

PORTUGUÊS

MAGYAR

БЪЛГАРСKИ

SRPSKI

HRVATSKI

SLOVENČINA

SLOVENŠČINA

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.

• This appliance is not intended for use by persons (including

children) with reduced physical, sensory or mental

capabilities, or lack of experience and knowledge, unless they

have been given supervision or instruction concerning use of

the appliance by a person responsible for their safety.

• Children should be supervised to ensure that they do not play

with the appliance.

• If the supply cord is damaged, it must be replaced by the

manufacturer, its service agent or similarly qualified persons

in order to avoid a hazard.

WARNING

It can result in serious injury or death when the directions are

ignored.

CAUTION

It can result in minor injury or product damage when the

directions are ignored.

WARNING

• Installation or repairs made by unqualified persons can result

in hazards to you and others.

• Installation MUST conform with local building codes or, in the

absence of local codes.

• The information contained in the manual is intended for use

by a qualified service technician familiar with safety

procedures and equipped with the proper tools and test

instruments.

ENGLISH

IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

• Failure to carefully read and follow all instructions in this

manual can result in equipment malfunction, property

damage, personal injury and/or death.

Installation

• Don’t use a power cord, a plug or a loose socket which is

damaged.

- Otherwise, it may cause a fire or electrical shock.

• For electrical work, contact the dealer, seller, a qualified

electrician, or an Authorized Service Center.

- Do not disassemble or repair the product. There is risk of fire

or electric shock.

• Always ground the product.

- There is risk of fire or electric shock.

• Install the panel and the cover of control box securely.

- There is risk of fire or electric shock.

• Use the correctly rated breaker or fuse.

- There is risk of fire or electric shock.

• Do not modify or extend the power cable.

- There is risk of fire or electric shock.

• Do not let the air conditioner run for a long time when the

humidity is very high and a door or a window is left open.

- Moisture may condense and wet or damage furniture.

• Be cautious when unpacking and installing the product.

- Sharp edges could cause injury. Be especially careful of the

case edges and the fins on the condenser and evaporator.

• You need to use a safely insulated power supply which

follows IEC61558-2-6 and NEC Class2.

- If you do not follow, It may cause fire, electric shock,

explosion or injury.

• Securely attach the electrical part cover to EEV Controller

Module.

- If the electric part cover of EEV Controller Module is not

attached securely, it could result in a fire or electric shock

due to dust, water, etc.

• Do not keep or use flammable gases or combustibles near

the equipment.

- Otherwise, it may cause a fire or the failure of product.

• Do not install, remove or reinstall the unit by yourself.

- Otherwise, it may cause a fire, electrical shock, explosion or

injury.

• Do not disassemble or repair the product randomly.

- It will cause a fire or electrical shock.

• Do not install the product in a place where there is the

concern of falling down.

- Otherwise, it may result in personal injury.

• Do not install the product on a defective installation stand.

- It may cause injury, accident, or damage to the product.

• Be sure the installation area does not deteriorate with age.

- If the base collapses, the air conditioner could fall with it,

causing property damage, product failure, and personal

injury.

• There is a risk of fire and explosion.

- Inert gas (nitrogen) should be used when you check

plumbing leaks, cleaning or repairs of pipes etc. If you are

using combustible gases including oxygen, product may

have the risk of fires and explosions.

Operation

• Do not store or use flammable gas or combustibles near the

product.

- There is risk of fire or failure of product.

• Do not share the outlet with other appliances.

- It will cause an electric shock or a fire due to heat

generation.

• Do not use the damaged power cord.

- Otherwise, it may cause a fire or electrical shock.

• Do not modify or extend the power cord randomly.

- Otherwise, it may cause a fire or electrical shock.

IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

IMPORTANT SAFETY INSTRUCTIONS 5

ENGLISH

• Take care so that the power cord may not be pulled during

operation.

- Otherwise, it may cause a fire or electrical shock.

• Unplug the unit if strange sounds, smell, or smoke comes

from it.

- Otherwise, it may cause electrical shock or a fire.

• Keep flames away.

- Otherwise, may occur a fire.

• Take the power plug out if necessary, holding the head of the

plug and do not touch it with wet hands.

- Otherwise, it may cause a fire or electrical shock.

• Do not use the power cord near the heating tools.

- Otherwise, it may cause a fire and electrical shock.

• Do not allow water to run into electrical parts.

- Otherwise, it may cause the failure of machine or electrical

shock.

• Hold the plug by the head when taking it out.

- It may cause electric shock and damage.

• Be cautious that water could not enter the product.

- Otherwise, it may cause a fire electrical shock or product

damage.

• Do not step on the indoor/outdoor unit and do not put

anything on it.

- It may cause an injury through dropping of the unit or falling

down.

• Do not place a heavy object on the power cord.

- Otherwise, it may cause a fire or electrical shock.

• When the product is submerged into water, always contact

the service center.

- Otherwise, it may cause a fire or electrical shock.

6IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

CAUTION

Installation

• Always check for gas (refrigerant) leakage after installation or

repair of product.

- Low refrigerant levels may cause failure of product.

• Install the drain hose to ensure that water is drained away

properly.

- A bad connection may cause water leakage.

• Keep level even when installing the product.

- To avoid vibration or water leakage.

• Do not install the product where the noise or hot air from the

outdoor unit could damage the neighborhoods.

- It may cause a problem for your neighbors.

• Do not install the product where it will be exposed to sea

wind (salt spray) directly.

- It may cause corrosion on the product. Corrosion, particularly

on the condenser and evaporator fins, could cause product

malfunction or inefficient operation.

• Thickness of copper pipes used are as shown “Flaring work”

Table.

- Never use copper pipes thinner than that in the table even

when it is available on the market

• Do not use copper pipes having a collapsed.

- Otherwise, the expansion valve or capillary tube may

become blocked with contaminants.

• For R410A model, use piping, flare nut and tools which is

specified for R410A refrigerant.

- Using of (R22) piping, flare nut and tools may cause

abnormally high pressure in the refrigerant cycle (piping), and

possibly result in explosion and injury.

• It is desirable that the amount of residual oil less than 40

mg/10m.

2IMPORTANT SAFETY INSTRUCTIONS

8INSTALLATION COMPOSITION

9TECHNICAL SPECIFICATION

9Speciﬁcation Sheet

9Combination of AHU Communication Kit and ODU system with EEV Kit.

9Compatibility of EEV Kits and IDUs.

11 EEV Kit INSTALLATION

11Product Installation

16 Welding

17 ELECTRICAL CONNECTION

20 EEV CONTROLLER MODULE SPECIFICATION

20 Dimension

20 Installation

21 EEV CONTROLLER INSTALLATION

21 Electric wiring work (EEV Controller)

22 THERMISTORS INSTALLATION

22 Pipe thermistors Installation

TABLE OF CONTENTS

ENGLISH

8INSTALLATION COMPOSITION

ENGLISH

INSTALLATION COMPOSITION

This EEV Kit is a product that connects an AHU with an outdoor unit with the following

composition.

Control Signal (field supply)

Pipe

Thermistor Signal

Refrigerant ﬂow (cooling)

Refrigerant ﬂow (heating)

΍Ύ

ΒΓ

Installation components

No. Name Notes

1AHU Local supply

2EEV Kit

Model Connectable outdoor unit capacity

PRLK048A0 2 ~ 10 HP

PRLK096A0 12 ~ 20 HP

PRLK396A0 22 ~ 40 HP

PRLK594A0 42 ~ 60 HP

3AHU Communication Kit -

4Outdoor unit MULTI V

5Remote controller LG wired remote controller(Optional)

6Pipe in(Liquid) thermistor Sensor: Ø 5, Length: 5m, Cable color: Black

7Pipe out(Gas) thermistor Sensor: Ø 7, Length: 5m, Cable color: Red

TECHNICAL SPECIFICATION 9

ENGLISH

TECHNICAL SPECIFICATION

Speciﬁcation Sheet

Combination of AHU Communication Kit and ODU system with EEV Kit.

1) Maximum allowable capacity with HR Unit.

Compatibility of EEV Kits and IDUs.

1) Return Air is for PAHCMR000 / PAHCMC000

2) Supply Air is for PAHCMS000 / PAHCMM000 + PAHCMC000

3) IDUs includes Hydro Kit/DX ERV/FAU(OAU)

Model PRLK048A0 PRLK096A0 PRLK396A0 PRLK594A0

Dimensions

Width mm 217 217 349.5 409.5

Depth mm 83 83 180 180

Height mm 404 404 345.5 345.5

Net. Weight kg 3.1 3.1 4.3 5.5

Casing Color Warm Gray

Material Galvanized steel plate

Composition

Pipe Sensor Liquid Pipe Sensor Ø5, 5 kΩ, 5m, Black

Gas Pipe Sensor Ø7, 5 kΩ, 5m, Red

Installation Manual EA 1 1 1 1

EEV Controller (PAEEVA020) EA - - - 1

Rated Voltage V DC12 ±1.2

Connectable Outdoor Unit Capacity HP 2 ~ 10 12 ~ 20 22 ~ 40 42 ~ 60

Liquid Pipe Size mm 12.7 12.7 19.05 19.05

Operation Pressure MPa 0 ~ 4.5

EEV Kit AHU Communication Kit Connection by ODU system

PAHCMR000 PAHCMS000 Heat pump Heat recovery

PRLK048A0

O O O O

PRLK096A0

O O O O

PRLK396A0

O O O

X (Max 33.7 kW 1))

PRLK594A0 X

O O

(with PAHCMS000) X

Case Combination Compatibility

Return Air1) Supply Air 2)

1 Multiple PRLK048A0 / PRLK096A0 O O

2 Multiple PRLK048A0 / PRLK096A0 + IDUs3) O X

3PRLK396A0 + IDUs X X

PRLK594A0 + IDUs X X

4PRLK396A0 + PRLK048A0 / PRLK096A0 X X

PRLK594A0 + PRLK048A0 / PRLK096A0 X X

PRLK396A0 + PRLK396A0 or PRLK594A0

(Exception : 2 x PRLK396A0) X (O) X (O)

PRLK594A0 + PRLK396A0 or PRLK594A0 X X

ENGLISH

TECHNICAL SPECIFICATION

EEV Kit

Model PRLK048A0

PRLK096A0

PRLK396A0

PRLK594A0

Shape

Quantity(EA) 1 1

Model Name Dimension (mm) Note

W D H

PRLK048A0/PRLK096A0 217 83 404 -

PRLK396A0 349.5 180 345.5 -

PRLK594A0 409.5 180 345.5 EEV Controller included

Table of contents

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