LG Hydro Kit IWT Manuale utente

Please read this manual carefully before operating

your set and retain it for future reference.

OWNER’S MANUAL

AIR-TO-WATER

HEAT PUMP

ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH

ΕΛΛΗΝΙΚΆ

ČEŠTINA

NEDERLANDS

POLSKI

LIMBA ROMÂNĂ

www.lg.com

MFL72102301

Rev.00_122823

Original instruction

Hydro Kit IWT (medium temperature)

TABLE OF CONTENTS

ENGLISH

4SAFETY INSTRUCTIONS

12 PRODUCT INTRODUCTION

12 Typical installation scene

13 Remote controller

13 Related Information

14 DESCRIPTION OF THE OPERATION

14 Main screen

14 Menu screen

15 Setting screen

15 Popup screen

16 Monitoring

16 Returning to the screen

17 OPERATION SETTING

17 On / Off

17 Operation mode

18 Cooling operation

19 Heating operation

20 AI / Auto operation

21 TEMPERATURE SETTING

21 Controlling desired temperature

22 Select Temperature Sensor

23 DHW heating operation

23 Quick DHW tank heating

24 View temperature

25 2 circuit mode

26 LOCK SETTING

26 How to enter Lock setting

26 Lock setting – all, on/off, mode, DHW lock

27 TIMER SETTING

27 Timer entrance and setting method

28 Simple Timer

29 Turn-On Reservation

30 Turn-Off Reservation

31 SCHEDULE SETTING

31 How to enter schedule

32 Daily schedule

33 Schedules & Edit

34 Schedules & Edit – Add schedule

35 Exception Day

36 DHW Recirculation Schedule

TABLE OF CONTENTS

ENGLISH

38 ENERGY MONITORING SETTING

38 Energy Monitoring Setting

39 Information of Energy Monitoring

40 FUNCTION SETTING

40 How to enter function setting

41 Function setting

42 Low Noise Mode Time

43 Wi-Fi Pairing

44 Water Temperature Setting

45 3rd Party Boiler

46 USER SETTING

46 How to enter user setting

46 User Setting

47 Language

48 Temperature Unit

49 Screen Saver Timer

49 LCD Brightness In Idle

50 Date

51 Time

52 Summer Time

53 Password

54 Schedule Reset

55 Theme

55 Auto return to main screen

56 System Reboot

57 OVERVIEW OWNER’S SETTINGS

57 Menu structure

59 USING THERMOSTAT

59 How to use thermostat

60 EMERGENCY OPERATION

62 Decommissioning and Recycling

64 Reset of the thermal protection of the electrical heater

65 MAINTENANCE AND SERVICE

65 Maintenance activities

65 When the unit is not going....

65 Call the service immediately in the following situations

66 Open Source Software Notice Information

66 Open source license

SAFETY INSTRUCTIONS

ENGLISH

WARNING

• Always ground the product.

- There is a risk of electric shock.

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

correctly rated breaker and fuse.

- There is risk of fire or electric shock.

• Do not use a multi outlet. Always use this appliance on a

dedicated circuit and breaker.

- 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.

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.

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. Do not disassemble

or repair the product by yourself.

- There is risk of fire or electric shock.

• Always ground the product as per the wiring diagram. Do not

connect the ground wire to gas or water pipes lightning rod or

telephone ground wire.

- 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 due to dust, water etc.

• Use the correctly rated breaker or fuse.

- There is risk of fire or electric shock.

• Do not modify or extend the power cable. If the power cable or

cord has scratches or skin peeled off or deteriorated then it must

be replaced.

- There is risk of fire or electric shock.

• For installation, removal or reinstall , always contact the dealer or

an Authorized Service Center.

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

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

that the installation area does not deteriorate with age.

- It may cause product to fall.

• Never install the unit on a moving base or a place from where it

can fall down.

- The falling unit can cause damage or injury or even death of a

person.

• When the product is soaked (flooded or submerged) in water,

contact an Authorized Service Center for repair before using it

again.

- There is risk of fire or electric shock.

• Be sure to check the refrigerant to be used. Please read the label

on the product.

- Incorrect refrigerant can prevent the normal operation of the unit.

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

damaged.

- Otherwise it may cause a fire or electrical shock.

• Do not touch , operate, or repair the product with wet hands.

- There is risk of electric shock or fire.

SAFETY INSTRUCTIONS

ENGLISH

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

cable.

- There is risk of fire and electric shock.

• Do not allow water to run into electric parts. Install the unit away

from water sources.

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

• Do not store or use or even allow flammable gas or combustibles

near the product.

- There is risk of fire.

• Wiring connections must be secured tightly and the cable should

be routed properly so that there is no force pulling the cable from

the connection terminals.

- Improper or loose connections can cause heat generation or fire.

• Safely dispose off the packing materials. Like screws, nails,

batteries, broken things etc after installation or service and then

tear away and throw away the plastic packaging bags.

- Children may play with them and cause injury.

• Make sure to check that the power device is not dirty, loose or

broken and then turn on the power.

- Dirty, loose or broken power device can cause electric shock or

fire.

• In unit the step-up capacitor supplies high voltage electricity to the

electrical components. Be sure to discharge the capacitor

completely before conducting the repair work.

- An charged capacitor can cause electrical shock.

• When installing the unit, use the installation kit provided with the

product.

- Otherwise the unit may fall and cause severe injury.

• Be sure to use only those parts which are listed in the service

parts list. Never attempt to modify the equipment.

- The use of inappropriate parts can cause an electrical shock,

excessive heat generation or fire.

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

Perform ventilation regularly.

- Oxygen deficiency could occur and hence harm your health.

• Do not open the front cover or grille of the product during

operation.

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

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

SAFETY INSTRUCTIONS

ENGLISH

• If strange sounds, smell or smoke comes from product,

immediately turn the breaker off or disconnect the power supply

cable.

- There is risk of electric shock or fire.

• Ventilate the product room from time to time when operating it

together with a stove, or heating element etc.

- Oxygen deficiency can occur and hence harm your health.

• Turn the main power off when cleaning or repairing the product.

- There is risk of electric shock.

• Take care to ensure that nobody especially kids could step on or

fall onto the unit.

- This could result in personal injury and product damage.

• 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 touch any electric part with wet hands. you should be cut

power before touching electric part.

- There is risk of electric shock or fire.

• Do not touch refrigerant pipe and water pipe or any internal parts

while the unit is operating or immediately after operation.

- There is risk of burns or frostbite, personal injury.

• If you touch the pipe or internal parts, you should be wear

protection or wait time to return to normal temperature.

- Otherwise , it may cause burns or frostbite, personal injury.

• Do not touch leaked refrigerant directly.

- There is risk of frostbite.

• Make sure to install mixing valve (field supply). The mixing valve is

setting the water temperature. The hot water temperature

maximum values shall be selected according to the applicable

legislation.

• Do not heated to a temperature of more than provided by the

product.

- Otherwise, it may cause fire or damage of product.

• This appliance is intended to be used by expert or trained users in

shops, in light industry and on farms, or for commercial use by lay

persons.

• Do not step on the unit and do not put anything on it.

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

SAFETY INSTRUCTIONS

ENGLISH

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

test or air purge. Do not compress air or Oxygen and Do not use

Flammable gases. Otherwise, it may cause fire or explosion.

- 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.

• The appliance shall be stored in a room without continuously

operating open flames (for example an operating gas appliance)

and ignition sources (for example an operating electric heater).

• The appliance shall be stored so as to prevent mechanical damage

from occurring.

• 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.

• Keep any required ventilation openings clear of obstruction.

• Servicing shall only be performed as recommended by the

equipment manufacturer. Maintenance and repair requiring the

assistance of other skilled personnel shall be carried out under the

supervision of the person competent in the use of flammable

refrigerants.

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

room size corresponds to the room area as specified for operation.

• The appliance shall be stored in a room without continuously

operating open flames (for example an operating gas appliance)

and ignition sources (for example an operating electric heater).

• Installation work must be performed in accordance with the

national wiring standards by authorized personnel only.

•The appliance shall be installed in accordance with national wiring

regulation.

CAUTION

• Two or more people must lift and transport the product.

- Avoid personal injury.

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

(salt spray) directly.

- It may cause corrosion on the product.

SAFETY INSTRUCTIONS

ENGLISH

• Keep level even when installing the product.

- To avoid vibration or noise.

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

could damage or disturb the neighborhoods.

- It may cause a problem for your neighbors and hence dispute.

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

repair of product.

- Low refrigerant levels may cause failure of product.

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

foods, works of art, etc. It is a consumer AWHP, not a precision

refrigeration system.

- There is risk of damage or loss of property.

• Do not block the inlet or outlet of air flow.

- It may cause product failure.

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

splashing water etc.

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

of the product.

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

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

• Do not insert hands or other objects through the air inlet or outlet

while the product is operating.

- There are sharp and moving parts that could cause personal

injury.

• Be cautious when unpacking and installing the product.

- Sharp edges could cause injury.

• If the refrigerant gas leaks during the repair, do not touch the

leaking refrigerant gas.

- The refrigerant gas can cause frostbite (cold burn).

• Do not tilt the unit when removing or uninstalling it.

- The condensed water inside can spill.

• Do not mix air or gas other than the specified refrigerant used in

the system.

- If air enters the refrigerant system, an excessively high pressure

results, causing equipment damage or injury.

• If the refrigerant gas leaks during the installation, ventilate the area

immediately.

- Otherwise it can be harmful for your health.

SAFETY INSTRUCTIONS

ENGLISH

• Dismantling the unit, treatment of the refrigerant oil and eventual

parts should be done in accordance with local and national

standards.

• Do not expose your skin or kids or plants to the cool or hot air

draft.

- This could harm to your health.

• Use a firm stool or ladder when cleaning, maintaining or repairing

the product at an height.

- Be careful and avoid personal injury.

• The hot water may not be available immediately, during

disinfection operation or depending on the amount of hot water.

• During floor heating operation it is important to limit the

minimum/maximum water temperature.

• 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 unit in potentially explosive atmospheres.

• Refrigerants are pre-charged in the factory to the outdoor unit.

Additional refrigerants need to be charged depending on the

length and size of pipe.

• The water may drip from the discharge pipe of the pressure-relief

device and that this pipe must be left open to the atmosphere.

• The pressure-relief device is to be operated regularly to remove

lime deposits and to verify that it is not blocked.

• 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. Installation work must be performed in

accordance with the national wiring standards by authorized

personnel only.

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