LG Hydro Kit ARNH30GK1A4 Bedienungsanleitung

INSTALLATION MANUAL

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.

MFL67086714

Rev.00_072120

Hydro Kit Wall mounted (medium temperature)

Original instruction (R32)

ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH

ΕΛΛΗΝΙΚΆ

ČEŠTINA

NEDERLANDS

POLSKI

LIMBA ROMÂNĂ

TABLE OF CONTENTS

ENGLISH

4SAFETY INSTRUCTIONS

12 INSTALLATION PART

13 GENERAL INFORMATION

13 Model Information

13 Accessories

16 INSTALLATION

16 Transporting the Unit

16 Selection of the best location

20 INSTALLATION OF INDOOR UNIT

20 Conditions where Indoor Unit is Installed

23 PIPING AND WIRING FOR INDOOR UNIT

23 Water Piping and Water Circuit Connection

26 Water pump Capacity

26 Pressure Drop

28 Typical Installation Example

31 Water cycle (For R32)

33 Water Quality

33 Frost protection

34 Preparation for Piping

35 Electrical Wiring

36 Wiring Connection

39 Connecting Cables

40 ACCESSORIES INSTALLATION

40 Before Installation

40 Thermostat

44 DHW Tank

47 DHW Tank Kit

49 Solar Thermal Kit

50 Dry Contact

52 External Controller - Setting up programmable digital input operation

53 Remote Temperature Sensor

55 Solar pump

56 Wi-ﬁ Modem

57 2Way Valve

58 3Way Valve(A)

59 3Way Valve(B)

60 Final check

61 SYSTEM SET-UP

61 DIP Switch Setting

TABLE OF CONTENTS

ENGLISH

66 SERVICE SETTING

66 How to enter service setting

66 Service setting

67 Service contact

68 Model information

69 RMC version lnformation

70 Open source license

71 Installer setting

73 3 Minutes Delay

74 Select Temperature Sensor

75 Dry Contact Mode

76 Pump test run

77 Air cooling set temp.

78 Water cooling set temp.

79 Air heating set temp.

80 Water heating set temp.

81 DHW set temp.

82 Water supply off temp. during cooling

84 Heater priority

85 DHW time setting

86 TH on/off Variable, heating air

87 TH on/off Variable, heating water

88 TH on/off Variable, cooling air

89 TH on/off Variable, cooling water

90 Heating temp. setting

91 Cooling temp. setting

92 Pump setting in heating

93 Pump setting. in cooling

94 Forced operation

95 CN_CC

96 Pump frequency setting (RPM)

97 Pump Capacity

98 CN_EXT

99 Anti-freezing Temperature

100 Pump Prerun/Overrun

101 Solar Thermal System

103 Current ﬂow rate

104 Data logging

105 Password Initialization

106 Troubleshooting

SAFETY INSTRUCTIONS

ENGLISH

WARNING

Installation

• Compliance with national gas regulations shall be observed.

• Do not use a defective or underrated circuit breaker. Use this

appliance on a dedicated circuit.

- There is risk of fire or electric shock.

Read the precautions in this

manual carefully before

operating the unit.

This appliance is filled with

flammable refrigerant (R32)

This symbol indicates that

the Operation Manual should

be read carefully.

This symbol indicates that a

service personnel should be

handling this equipment with

reference to the Installation

Manual.

SAFETY INSTRUCTIONS

WARNING

This indicates that the failure to follow the instructions can

cause serious injury or death.

CAUTION

This indicates that the failure to follow the instructions can

cause the minor injury or damage to the product.

This symbol is displayed to indicate matters and

operations that can cause risk. Read the part with this

symbol carefully and follow the instructions in order to

avoid risk.

The following safety guidelines are intended to prevent

unforeseen risks or damage from unsafe or incorrect operation

of the appliance. The guidelines are separated into ‘WARNING’

and ‘CAUTION’ as described below.

SAFETY INSTRUCTIONS

ENGLISH

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

electrician, or an Authorized Service Center.

- There is risk of fire or electric shock.

• Always ground the unit.

- 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.

• Always install a dedicated circuit and breaker.

- Improper wiring or installation may cause fire or electric

shock.

• 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.

• Use the correctly rated breaker or fuse.

- There is risk of fire or electric.

• Do not modify or extend the power cable.

- There is risk of fire or electric shock.

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

(customer).

- There is risk of fire, electric shock, explosion, or injury.

• For antifreeze, always contact the dealer or an authorized

service center.

- Almost the antifreeze is a toxic product.

• For installation, always contact the dealer or an Authorized

Service Center.

- There is risk of fire, electric shock, explosion, or injury.

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

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

• Do not turn on the breaker or power under condition that front

panel, cabinet, top cover, control box cover are removed or

opened.

- Otherwise, it may cause fire, electric shock, explosion or

death.

SAFETY INSTRUCTIONS

ENGLISH

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

- If the base collapses, the unit could fall with it, causing

property damage, unit failure, and personal injury.

• Do not install the unit outdoor.

- It may cause damage to the unit.

• Use a vacuum pump or inert (nitrogen) gas when doing

leakage test or purging air. Do not compress air or oxygen and

do not use flammable gases.

- There is the risk of death, injury, fire or explosion.

• The appliance shall be stored in a well-ventilated area where

the room size corresponds to the room area as specified for

operation. (for R32)

• Ducts connected to an appliance shall not contain an ignition

source. (for R32)

• The appliance shall be stored in a room without continuously

operating ignition sources (for example: open flames, an

operating gas appliance or an operating electric heater.)

• Means for disconnection must be incorporated in the fixed

wiring in accordance with the wiring rules.

• This equipment shall be provided with a supply conductor

complying with the national regulation.

• Have all electric work done by a licensed electrician according

to "Electric Facility Engineering Standard" and "Interior Wire

Regulations" and the instructions given in this manual and

always use a special circuit.

- If the power source capacity is inadequate or electric work is

performed improperly, electric shock or fire may result.

• Always install a dedicated circuit and breaker.

- Improper wiring or installation may cause fire or electric

shock.

• Keep any required ventilation openings clear of obstruction.

• Mechanical connections shall be accessible for maintenance

purposes.

SAFETY INSTRUCTIONS

ENGLISH

• To prevent the mixing of different types of refrigerants, be

sure to check the type of refrigerant used in the outdoor unit.

• When mechanical connectors are reused indoors, sealing parts

shall be renewed. (for R32)

• When flared joints are reused indoors, the flare part shall be re-

fabricated. (for R32)

Operation

• 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.

• 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.

• Do not plug or unplug the power supply plug during operation.

- There is risk of fire or electric shock.

• Do not touch (operate) the unit with wet hands.

- There is risk of fire or electric shock.

• Do not place a heater or other appliances near the power

cable.

- There is risk of fire or electric shock.

• Do not allow water to run into electric parts.

- There is risk of fire, failure of the unit, or electric shock.

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

unit.

- There is risk of fire or failure of unit.

• Do not use the product in a tightly closed space for a long

time.

- Oxygen deficiency could occur.

SAFETY INSTRUCTIONS

ENGLISH

• When flammable gas leaks, turn off the gas and open a

window for ventilation before turning the unit on.

- There is risk of explosion or fire.

• If strange sounds, or smell or smoke comes from unit, turn the

breaker off or disconnect the power supply cable.

- There is risk of electric shock or fire.

• Stop operation and close the window in storm or hurricane. If

possible, remove the unit from the window before the

hurricane arrives.

- There is risk of property damage, failure of unit, or electric

shock.

• Do not open the front cover of the unit while operation. (Do

not touch the electrostatic filter, if the unit is so equipped.)

- There is risk of physical injury, electric shock, or unit failure.

• When the unit is soaked (flooded or submerged), contact an

Authorized Service Center.

- There is risk of fire or electric shock.

• Be cautious that water could not enter the product.

- There is risk of fire, electric shock, or product damage.

• Ventilate the unit from time to time when operating it together

with a stove, etc.

- There is risk of fire or electric shock.

• Turn the main power off when cleaning or maintaining the unit.

- There is risk of electric shock.

• Take care to ensure that nobody could step on or fall onto the

unit.

- This could result in personal injury and unit damage.

• For installation, always contact the dealer or an Authorized

Service Center.

- There is risk of fire, electric shock, explosion, or injury.

• If the unit is not used for long time, we strongly recommend

not to switch off the power supply to the unit.

- There is risk of water freezing.

SAFETY INSTRUCTIONS

ENGLISH

• Periodic ( more than once/year ) cleaning of the dust or salt

particles stuck on the heat exchanger by using water.

• Do not use means to accelerate the defrosting process or to

clean, other than those recommended by the manufacturer.

• Do not pierce or burn refrigerant cycle part.

• Be aware that refrigerants may not contain an odour.

CAUTION

Installation

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

repair of unit.

- Low refrigerant levels may cause failure of unit.

• Keep level even when installing the unit.

- To avoid vibration or water leakage.

• Use two or more people to lift and transport the unit.

- Avoid personal injury.

•

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 authorises

their competence to handle refrigerants safely in accordance

with an industry recognised assessment specification. (for R32)

• The appliance shall be stored so as to prevent mechanical

damage from occurring.

• If anyone other than a licensed Professional installs, repairs, or

alters LG Electronics Air Conditioning Products, the warranty is

voided.

- All costs associated with repair are then the full responsibility

of the owner.

• 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.

SAFETY INSTRUCTIONS

ENGLISH

• Refrigerant tubing shall be protected or enclosed to avoid

damage.

• 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.

• The installation of pipe-work shall be kept to a minimum.

• Pipe-work shall be protected from physical damage.

• A brazed, welded, or mechanical connection shall be made

before opening the valves to permit refrigerant to flow

between the refrigerating system parts.

• Dismantling the unit, treatment of the refrigerant oil and

eventual parts should be done in accordance with local and

national standards.

• Do not install the unit in potentially explosive atmospheres.

Operation

• Do not lay on the cooled floor for long time when the unit is in

cooling operation.

- This could harm to your health.

• Do not use the unit for special purposes, such as preserving

foods, works of art, etc.

- There is risk of damage or loss of property.

• Use a soft cloth to clean. Do not use harsh detergents,

solvents, etc.

- There is risk of fire, electric shock, or damage to the plastic

parts of the unit.

• Do not step on or put anything on the unit.

- There is risk of personal injury and failure of unit.

• Use a firm stool or ladder when cleaning or maintaining the

unit.

- Be careful and avoid personal injury.

Inhaltsverzeichnis

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