LG THERMA V Series Bedienungsanleitung

Please read this manual carefully before operating

your set and retain it for future reference.

Original instruction

[Representative] LG Electronics Inc. EU Representative : LG Electronics European Shared

Service Center B.V. Krijgsman 1, 1186 DM Amstelveen, The Netherlands

[Manufacturer] LG Electronics Inc. Changwon 2nd factory 84, Wanam-ro, Seongsan-gu,

Changwon-si, Gyeongsangnam-do, KOREA

OWNER’S MANUAL

AIR-TO-WATER

HEAT PUMP

www.lg.com

MFL68680905

ENGLISH ITALIANO ESPAÑOL FRANÇAIS DEUTSCH

ΕΛΛΗΝΙΚΆ

ČEŠTINA

NEDERLANDS

POLSKI

LIMBA ROMÂNĂ

For your records

Staple your receipt to this page in case you need it to prove the date of purchase or for warranty

purposes. Write the model number and the serial number here:

Model number :

Serial number :

You can find them on a label on the side of each unit.

Dealer’s name :

Date of purchase :

INTRODUCTION

ENGLISH

What is AWHP(Air to Water Heat Pump)?

• Air to Water Heat Pump system can be used as various heating solution from floor heating to

hot water supply with multiple heat sources. It is 4 times more energy efficient than

conventional system.

• High efficiency with conventional boiler functions.

Why is AWHP(Air to Water Heat Pump)?

• Various regulations are implemented in Europe to reduce energy use of building heating.

• Also, AWHP-related subsidy programs are implemented by country.

Read this manual

Inside you will find many helpful hints on how to use and maintain your AWHP properly. Just a

little preventive care on your part can save you a great deal of time and money over the life of

your product.

You'll find many answers to common problems in the chart of troubleshooting tips. If you review

our chart of Troubleshooting Tips first, you may not need to call for service at all.

INTRODUCTION

TABLE OF CONTENTS

ENGLISH

2INTRODUCTION

5IMPORTANT SAFETY INSTRUCTIONS

11 PRODUCT INTRODUCTION

11 Typical installation scene

12 Remote controller

13 DESCRIPTION OF THE OPERATION

13 Main screen

13 Menu screen

14 Setting screen

14 Popup screen

15 Monitoring

16 Returning to the screen

16 OPERATION SETTING

16 On / Off

16 Operation mode

17 Cooling operation

18 Heating operation

19 AI / Auto operation

20 TEMPERATURE SETTING

20 Controlling desired temperature

21 Select Temperature Sensor

22 DHW heating operation

22 Quick DHW tank heating

23 View temperature

25 LOCK SETTING

25 How to enter Lock setting

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

26 TIMER SETTING

26 Timer entrance and setting method

27 Simple Timer

28 Turn-On Reservation

29 Turn-Off Reservation

30 SCHEDULE SETTING

30 How to enter schedule

31 Daily schedule

32 Schedules & Edit

33 Schedules & Edit – add schedule

34 Exception day

TABLE OF CONTENTS

ENGLISH

35 METER INTERFACE SETTING

35 Connection path of meter interface

36 Information of meter interface

37 FUNCTION SETTING

37 How to enter function setting

38 Function setting

39 Low Noise Mode Time setting

40 Wi-ﬁ Pairing

41 Water Temperature Setting

42 3rd Party Boiler

43 USER SETTING

43 How to enter user setting

43 User setting

44 Language setting

45 Temperature Unit setting

46 Screen Saver Timer setting

46 LCD Brightness In Idle setting

47 Date setting

48 Time setting

49 Summer Time setting

50 Password setting

51 Schedule Initialization

52 Theme setting

52 System Reboot

53 OVERVIEW OWNER’S SETTINGS

53 Menu structure

55 USING THERMOSTAT

55 How to use thermostat

56 EMERGENCY OPERATION

58 MAINTENANCE AND SERVICE

58 Maintenance activities

58 When the unit is not going....

58 Call the service immediately in the following situations

IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

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

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

• 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.

• 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.

Read the precautions in this manual carefully before operating the unit.

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.

IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

• 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.

• 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.

IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

• 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.

• 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.

IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

• 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.

• 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.

• Ducts connected to an appliance shall not contain an ignition source.

IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

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.

• 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 anyting 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.

IMPORTANT SAFETY INSTRUCTIONS

ENGLISH

- 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.

• 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.

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.

This appliance can be used by children aged from 8 years and above and

persons with reduced physical, sensory or mental capabilities or lack of

experience and knowledge if they have been given supervision or instruction

concerning use of the appliance in a safe way and understand the hazards

involved. Children shall not play with the appliance. Cleaning and user

maintenance shall not be made by children without supervision.

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