LZH200GBA2 - Air conditioner LG - Free user manual and instructions
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| Product Type | Fan with total heat exchanger |
| Brand | LG |
| Model | LZH200GBA2 (LZ-H200GBA2) |
| Category | Air conditioner (ventilation system) |
| Power supply | 220-240 V ~ 50 Hz |
| Main functions | Ventilation with total heat exchange, normal ventilation, motorized damper |
| Total heat exchanger | Regulates temperature and humidity between incoming and outgoing air |
| Air filter | Prevents dust accumulation in the exchanger |
| Supply air fan | Draws in outdoor air |
| Exhaust air fan | Evacuates polluted air outdoors |
| Maintenance cover | Access for servicing |
| Exchanger support | For installation of the total heat exchanger |
| Remote control | LCD display, wireless (model PQRCVSL0 / PQRCVSL0QW) |
| Ventilation modes | Heat exchange, normal, automatic (according to CO₂ sensor) |
| Ventilation speed | Low, high, very high, automatic |
| Maintenance - Air filter | Clean every 6 months (vacuum or lukewarm water) |
| Maintenance - Heat exchanger | Clean every 2 years (soft brush vacuum) |
| Safety | Mandatory grounding, dedicated circuit breaker, disconnect power before servicing |
| Operating conditions | Indoor temperature between -10°C and 45°C |
| Installation | By an authorized technician, dedicated circuit |
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USER MANUAL LZH200GBA2 LG
Please read this manual carefully before operating your set and retain it for future reference.
TYPE : VENTILATOR
Ventilator Owner's Manual
TABLE OF CONTENTS
Safety Precautions....3
Prior to Operation 6
Introduction ......7
Operating Instructions (Accessory) ....10
Electrical Safety 14
Characteristics ......15
Maintenance and Service .....17
Check Item prior to notify a failure 22

FOR YOUR RECORDS
Write the model and serial numbers here:
Model #
Serial #
You can find them on a label on the side of each unit.
Dealer's Name
Date Purchased
■Staple your receipt to this page in the event you need it to prove date of purchase or for warranty issues.

READ THIS MANUAL
Inside you will find many helpful hints on how to use and maintain your ventilator properly. Just a little preventive care on your part can save you a great deal of time and money over the life of your Ventilator.
You'll find many answers to common problems in the chart of check item prior to notify a failure. If you review our chart of
Check item prior to notify a failure, you may not need to call for service at all.

PRECAUTION
- Contact the authorized service technician for repair or maintenance of this unit.
- Contact the installer for installation of this unit.
- The ventilator is not intended for use by young children or invalids without supervision.
- Young children should be supervised to ensure that they do not play with the ventilator.
- When the power cord is to be replaced, replacement work shall be performed by authorized personnel only using only genuine replacement parts.
- Installation work must be performed in accordance with the National Electric Code by qualified and authorized personnel only.

Safety Precautions
To prevent injury to the user or other people and property damage, the following instructions must be followed.
Incorrect operation due to ignoring instruction will cause harm or damage. The seriousness is classified by the following indications.

WARNING
This symbol indicates the possibility of death or serious injury.

CAUTION
This symbol indicates the possibility of injury or damage.
Meanings of symbols used in this manual are as shown below.


Be sure not to do.
Be sure to follow the instruction.

WARNING
Installation
Do not use a defective or underrated circuit breaker. Use this appliance on a dedicated circuit.
- 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. 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.
Always install a dedicated circuit and breaker.
Use the correctly rated breaker or fuse.
- There is risk of fire or electric shock.
- Improper wiring or installation may cause fire or electric shock.
- There is risk of fire or electric shock.
Do not modify or extend the power cable.
Do not install, remove, or re-install the unit by yourself (customer).
Be cautious when unpacking and installing the product.
- There is risk of fire or electric shock.
• There is risk of fire, electric shock, explosion, or injury.
- Sharp edges could cause injury. Be especially careful of the case edges and the fins on the condenser and evaporator.
For installation, always contact the dealer or an Authorized Service Center.
Do not install the product on a defective installation stand.
Do not let the ventilator run for a long time when the humidity is very high and a door or a window is left open.
- There is risk of fire, electric shock, explosion, or injury.
- It may cause injury, accident, or damage to the product.
- Moisture may condense and wet or damage furniture.
For re-installation of the installed product, always contact the dealer or an Authorized Service Center.
- There is risk of fire, electric shock, explosion or injury.
Do not open the maintenance cover of the main body during operation.
- Otherwise, it may cause electrical shock.
Use the outdoor air suction hole with the net installed to ensure that birds could not come in.
- Remove foreign things like the bird's nest. Otherwise, it may cause scarcity of indoor oxygen.
Install the air intake where polluted air can not be directly sucked in.
- It may cause various accidents, including suffocation, due to the suction of harmful gasses (CO, etc.)
Install the product in a place that can support its weight.
- Otherwise, it may cause an accident due to the product falling.
Operation
Take care to ensure that the power cable cannot be pulled out or damaged during operation.
- There is a risk of fire or electric shock.
Do not touch or operate the product with wet hands.
- There is a risk of fire or electrical shock.
Do not store or use flammable gas or combustibles near the product.
- There is a risk of fire or product failure.
Stop operation and close the window in a storm or hurricane. If possible, remove the product from the window before the hurricane arrives.
- There is a risk of property damage, product failure, or electric shock.
Do not place anything on the power cable.
- There is a risk of fire or electric shock.
Do not place a heater or other appliances near the power cable.
- There is a risk of fire and electric shock.
When flammable gas leaks, turn off the gas and open a window for ventilation before turning the product on.
- Do not use the telephone or turn switches on or off. There is risk of explosion or fire.
When the product is soaked (flooded or submerged), contact an Authorized Service Center.
- 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 allow water to run into electric parts.
- It may cause fire, product failure, or electric shock.
If strange sounds, or small or smoke comes from product. Turn the breaker off.
- There is risk of electric shock or fire.
Be cautious that water could not enter the product.
- There is risk of fire, electric shock, or product damage.
Turn the breaker off when cleaning or maintaining the product.
- There is risk of electric shock.
When the product is not used for a long time, disconnect the power supply plug or turn off the breaker.
- There is risk of product damage or failure, or unintended operation.
Avoid fire equipment
- There is risk of fire.
Don't touch a dedicated circuit or breaker with wet hands.
- There is risk of electric shock.
Use a firm stool or ladder when cleaning or maintaining the product.
- Be careful and avoid personal injury.

CAUTION
Installation
Use two or more people to 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. Corrosion, particularly on the condenser and evaporator fins, could cause product malfunction or inefficient operation.
Operation
Do not expose the skin directly to cool air for long periods of time. (Don't sit in the draft.)
This could harm your health.
Do not use the product for special purposes, such as preserving foods, works of art, etc. It is a consumer ventilator, not a precision refrigeration system.
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 product.
Do not step on or put anything on the product. (outdoor units)
There is risk of personal injury and failure of product.
Use a firm stool or ladder when cleaning or maintaining the product.
Be careful and avoid personal injury.
Prior to Operation
Preparing for operation
- Contact an installation specialist for installation.
- Plug in the power plug properly.
- Use a dedicated circuit.
- Do not use an extension cord.
- Do not start/stop operation by plugging/unplugging the power cord.
- If the cord/plug is damaged, replace it with only an authorized replacement part.
Usage
- Being exposed to direct airflow for an extended period of time could be hazardous to your health. Do not expose occupants, pets, or plants to direct airflow for extended periods of time.
- Due to the possibility of oxygen deficiency, ventilate the room when used together with stoves or other heating devices.
- Do not use this ventilator for non-specified special purposes (e.g. preserving precision devices, food, pets, plants, and art objects). Such usage could damage the items.
Cleaning and maintenance
- Do not touch the metal parts of the unit when removing the filter. Injuries can occur when handling sharp metal edges.
- Do not use water to clean inside the ventilator. Exposure to water can destroy the insulation, leading to possible electric shock.
- When cleaning the unit, first make sure that the power and breaker are turned off. The fan rotates at a very high speed during operation. There is a possibility of injury if the unit's power is accidentally triggered on while cleaning inner parts of the unit.
Service
For repair and maintenance, contact your authorized service dealer.
Introduction
Symbols used in this Manual

This symbol alerts you to the risk of electric shock.

This symbol alerts you to hazards that could cause harm to the ventilator.
NOTICE
This symbol indicates special notes.
Features

WARNING: This appliance should be installed in accordance with national wiring regulations. This guide acts as a guide to help explain product features.
Models: LZ-H015GBA2

- Blower for Supply Air
A blower for sucking outside air.
- Control Box
- Blower for Exhaust Air
A blower for draining polluted air outside.
- Maintenance cover
- Total Heat Exchanger
Exchanges temperature and moisture between supply air and exhaust air.
- Air Filter
Prevents clogging of the total heat exchanger due to dust.
*The figure of the total heat exchanger can differ by product model.
Models: LZ-H025GBA2 / LZ-H035GBA2

- Blower for Supply Air
A blower for sucking outside air.
- Control Box
- Blower for Exhaust Air
A blower for draining polluted air outside.
- Maintenance cover
- Total Heat Exchanger
Exchanges temperature and moisture between supply air and exhaust air.
- Air Filter
Prevents clogging of the Total heat exchanger due to dust.
*The figure of Total heat Exchanger can be different by the Product Model.
Models: LZ-H050GBA2

- Maintenance Cover
- Air Filter
It prevents dust from clogging in Total Heat Exchanger.
- Total Heat Exchanger
It changes temperature and humidity between Supplying Air and exhausted air.
- Blower for Exhaust Air
It is a fan for discharging the contaminated air to outdoor.
- Control box
- Blower for Supply Air
It is a fan for inhaling exterior air into an indoor space.
- Damper plate(board)
It converts exchanging mode between total heat ventilation and general ventilation.
- Total Heat Exchanger holder
It is used in guiding for the installation of Total Heat Exchanger.
*The figure of Total heat Exchanger can be different by the Product Model.
Models: LZ-H080GBA2 / LZ-H100GBA2

- Maintenance Cover
- Air Filter
It prevents dust from clogging in Total Heat Exchanger.
- Total Heat Exchanger
It changes temperature and humidity between Supplying Air and exhausted air.
- Blower for Exhaust Air
It is a fan for discharging the contaminated air to outdoor.
- Control box
- Blower for Supply Air
It is a fan for inhaling exterior air into an indoor space.
- Damper plate(board)
It converts exchanging mode between total heat ventilation and general ventilation.
- Total Heat Exchanger holder
It is used in guiding for the installation of Total Heat Exchanger.
*The form of Total Heat Exchanger varies according to models.
Models: LZ-H150GBA2 / LZ-H200GBA2

- Maintenance Cover
- Air Filter
It prevents dust from clogging in Total Heat Exchanger.
- Total Heat Exchanger
It changes temperature and humidity between Supplying Air and exhausted air.
- Blower for Exhaust Air
It is a fan for discharging the contaminated air to outdoor.
- Control box
- Blower for Supply Air
It is a fan for inhaling exterior air into an indoor space.
- Damper plate(board)
It converts exchanging mode between total heat ventilation and general ventilation.
- Total Heat Exchanger holder
It is used in guiding for the installation of Total Heat Exchanger.
*The form of Total Heat Exchanger varies according to models.
Operating Instructions (Accessory)
LCD Remote Controller (PQRCVSL0 / PQRCVSL0QW)

Please attach the information label inside of the door. Please choose the appropriate language depending on your country.
1 OPERATION INDICATION SCREEN 2 SET TEMPERATURE BUTTON 3 FAN SPEED BUTTON 4 ON/OFF BUTTON 5 OPERATION MODE SELECTION BUTTON 6 WIRELESS REMOTE CONTROLLER RECEIVER • Some products do not receive wireless signals. 7 AIR FLOW BUTTON 8 SUBFUNCTION BUTTON 9 FUNCTION SETTING BUTTON 10 VENTILATION BUTTON 11 RESERVATION 12 UP, DOWN, LEFT, RIGHT BUTTON - To check the indoor temperature, press the ⏻ button. 13 ROOM TEMPERATURE BUTTON 14 SETTING/CANCEL BUTTON 15 EXIT BUTTON
*Some functions may not be operated or displayed depending on the product type.
Method to Operate and Select Air Volume – Interlinked Operation with Ventilation.
Used when the air conditioner is interlinked with a ventilation product.
This function cools and refreshes indoor air using the ventilation product while simultaneously operating the air conditioning function.

Method to Operate and Select Air Volume – Ventilation Single Operation
This function cools and refreshes indoor air using a general ventilation product.

Fast/Energy saving ventilation mode
This function operates the ventilation function more efficiently through additional ventilation functions, fast/power saving settings.

Electrical Safety

WARNING: This appliance must be properly grounded.
To minimize the risk of electric shock, always plug into a grounded outlet.
Preferred method
Ensure proper ground exists before use.

WARNING: Do not cut or remove the grounding prong from the power wire.

WARNING: Attaching the adapter ground terminal to the wall receptacle cover screw does not ground the appliance unless the cover screw is metal and not insulated, and the wall receptacle is grounded through the house wiring.

WARNING: If you have any doubt whether the ventilator is properly grounded, have the wall receptacle and circuit checked by a qualified electrician.
Characteristics
Ventilation via Total Heat Exchanger
Exhausts indoor air via the Total Heat Exchanger outdoor.
- The outdoor air heat exchanged is supplied to indoor. Operate the ventilator in the Ventilation via Total heat exchanger in summer/winter when cool/heat operation is done.

Ventilation via Total Heat Exchanger
Exhausts indoor air via the Total Heat Exchanger outdoor.
- The outdoor air heat exchanged is supplied to indoor. Operate the ventilator in the Ventilation via Total heat exchanger in summer/winter when cool/heat operation is done.

Normal Ventilation
Exhausts the polluted indoor-air directly without via the Total Heat Exchanger.
- Operate the ventilator in the Normal Ventilation in spring/autumn when the Total heat exchanger is not required.


CAUTION: In case of high outdoor pollution degree like yellow sand please pause the ventilator.
Maintenance and Service
Handling and Cleaning
To prevent the ventilator's function from deteriorating, clean dust adhered to the air filter and total heat exchanger regularly.
Cleaning Cycle
- Air filter: More than once every 6 months.
- Total heat exchanger: More than once every 2 years (Cleaning cycle may increase according to pollution degree.)
Method to take each part out
Model: LZ-H015GBA2 / LZ-H025GBA2 / LZ-H035GBA2
1. Remove the maintenance cover.
Put your hands inside the ceiling from the maintenance cover, and pull the maintenance cover up. (Loosen the hinge and detach the maintenance cover.)
2. Take the air filter out.
Take the air filter with each contained to the left/right downside of the Total heat exchanger. *If it adheres to the ceiling in reverse, it is equal to the left/right topside of the Total heat exchanger.

CAUTION: Take care to ensure that you do not damage the air filter when taking it out, since there is a sharp part on it.

3. Take the Total heat exchanger out.
Catch the handle and then take the Total heat exchanger out from the main body. (2 units)

WARNING: Turn the breaker off when cleaning the product.

CAUTION: Gloves should be worn when doing the maintenance work.

Model: LZ-H050GBA2 / LZ-H080GBA2 / LZ-H100GBA2
1. Remove the maintenance cover.
Put your hands inside the ceiling from the maintenance cover, and pull the maintenance cover up. (Loosen the hinge and detach the maintenance cover.)

2. Take the air filter out.
Take the air filter with each hand to the left/right downside of the Total heat exchanger. *If it adheres to the ceiling in reverse, it is equal to the left/right topside of the Total heat exchanger.

CAUTION: Take care to ensure that you do not damage the air filter when taking it out, since there is a sharp part on it.

3. Take the Total heat exchanger out.
Catch the handle and then take the Total heat exchanger out from the main body. (2 units)

WARNING: Turn the breaker off when cleaning the product.

CAUTION: Gloves should be worn when doing the maintenance work.

Model: LZ-H150GBA2 / LZ-H200GBA2
1. Remove the maintenance cover.
Put your hands inside the ceiling from the maintenance cover, and pull the maintenance cover up. (Loosen the hinge and detach the maintenance cover.)
2. Take the air filter out.
Take the air filter with each contained to the left/right downside of the Total heat exchanger. *If it adheres to the ceiling in reverse, it is equal to the left/right topside of the Total heat exchanger.

CAUTION: Take care to ensure that you could not damage when taking the air filter out since there is a sharp part on it.

3. Take the Total heat exchanger out.
Catch the handle and then take the Total heat exchanger out from the main body. (2 units)

WARNING: Turn the breaker off when cleaning the product.

CAUTION: Gloves should be worn when doing the maintenance work.

Method to Clean and Replace Each Part
1. Cleaning of Air Filter
Clean once every 6 months.
- Clean dirt from the air filter using a vacuum cleaner or washing with water. (if dirt is conspicuous, wash with a neutral detergent in lukewarm water)
• After washing with water, dry well in the shade. (Do not expose the air filter to direct sunlight or heat from a fire when drying it)
- If the air filter is damaged, purchase it from the service center or professional agent.
2. Cleaning of Total Heat Exchanger
Suck dusts adhered to the surface of the Total heat exchanger with a cleaner.
- Use the cleaner that is attached to the brush at its nozzle, and use a soft brush.
- Do not use a hard nozzle on the cleaner. (Otherwise, the surface of the Total heat exchanger may be damaged.)
- Never wash the Total heat exchanger with water.
- Replacement expenses are for consideration after 2 years from the purchasing date.
- Expenses are for consideration when you contact the service center even within 2 years from the purchasing date.
- For service, always contact the dealer or an Authorized Service Center.




Total Heat Exchanger Air Filter
Assembly and Check after Maintenance
1. Assembly of Total heat exchanger
Securely put the corner parts (4 or 6 parts) of the Total heat exchanger into the holder for assembly and slide them into the inside of the main body.

2. Assembly of air filter
Assemble the air filter into the holder structure of the Total heat exchanger.
• Take care to ensure that the surface of the Total heat exchanger could not be damaged. • Dusts adhered to the Total heat exchanger may cause deterioration of Air volume.

3. Assembly of maintenance cover
Fix the cover to the right hinge and fix it to the left side. (A nameplate is adhered toward the reading direction).

WARNING: Turn the breaker off when cleaning the product.

CAUTION: Gloves should be worn when doing the maintenance work.

Check Item prior to notify a failure
| Symptom | Check Item | Counter-measure |
| The Product doesn't work | Is power not supplied? | Supply Power |
| The Product doesn't work through you press the 'ON' switch | Is Air Filter, Total heat exchanger clogged severely? | Follow cleaning and changing method. |
| Is the Indoor temperature less than -10°C or more than 45°C? | It's standby mode for protecting Total Heat Exchanger. | |
| Even though you change the fan speed, the operation mode doesn't change and it changes to 'Auto or Low' | Is the Indoor temperature less than -10°C or more than 45°C? | It's operation mode to protect Total Heat Exchanger. |
Operating Instructions (Accessory) ......10






READ THIS MANUAL
Safety precautions



Ventilation interlinked operation

Air filter



3. Assembly of maintenance cover
Fix the cover to the right hinge and fix it to the left side. (A nameplate is adhered toward the reading direction).

Ventilation interlinked operation
- For service, always contact the dealer or an Authorized Service Center.



Total heat exchanger air filter


Safety measures
- There is risk of fire or electric shock.
- There is risk of fire or electric shock.
- There is risk of fire or electric shock.
Model: LZ-H050GBA2 / LZ-H080GBA2 / LZ-H100GBA2


3. Remove the total heat exchanger.


Total Heat ExchangerFilter


Safety precautions


12 UP, DOWN, LEFT, RIGHT BUTTON
- To check the room temperature, press the ⬤ button.
13 ROOM TEMPERATURE BUTTON
14 SETTING/CANCEL BUTTON
15 EXIT BUTTON
| Povezani rad sa ventilatorom | |
| 1 | Pritisnite dugme [IMAGE] na kontrolnog ploči daljinskog upravljača. - Koristi se samo kada su klima uređaj i opšta ventilacija povezani. |
| 2 | Pritiskom na dugme „Start/Stop“ u režimu ventilacije uključuje se ventilacija. |
| 3 | Pritiskom na dugme [OPER MODE] menja se režim ventilacije. Pritiskom na dugme za izbor režima rada, režim se menja ovako : „Heat exchange → normal → automatic“※ Prikazuje se na displeju daljinskog upravljača kada je u režimu ventilacije, a prikazuje željenu temperaturu kada se vrati u režim klima uređaja. |
| 4 | Pritiskom na dugme [FAN SPEED] u opštem režimu ventilacije menja se brzina strujanja vazduha.Pritiskom na dugme za brzinu strujanja vazduha, menja se režim ovako: “weak → strong → extra strong”.Ako je instaliran senzor za CO2, može se birati između „slab → jak → veoma jak → automatski“. |
| 5 | Vraćanje na režim klima uređaja1)Automatsko vraćanje : Ako ne pritisnete nijedno dugme u roku od 15 sekundi ili duže, on se automatski vraća u režim klima uređaja.2) Ručno vraćanje : Pritiskom na dugme [RENT] u režimu ventilacije, ručno vraćate u taj režim. |
Operation mode and air volume selection – one ventilation operation.
One ventilation operation
CAUTION: Take care to ensure that you could not damage when taking the air filter out since there is a sharp part on it.

3. Remove the total heat exchanger.


Precautions
- Maintenance cover
- Air filter
Prevents dust-induced clogging of the total heat exchanger.
- Maintenance cover
- Air filter
Prevents dust-induced clogging of the total heat exchanger.
- Maintenance cover
- Air filter
Prevents dust-induced clogging of the total heat exchanger.
Ventilation only


Safety information


Safety regulations
- Maintenance cover
- Air filter
- Maintenance cover
- Air filter
- Maintenance cover
- Air filter


Total heat exchanger Air filter
Safety instructions
- Supply air fan
- Supply air fan





Total heat exchanger Air filter
- Koristi se samo kada su klima uređaj i opšta ventilacija povezani.
Pritiskom na dugme za izbor režima rada, režim se menja ovako : „Heat exchange → normal → automatic“※ Prikazuje se na displeju daljinskog upravljača kada je u režimu ventilacije, a prikazuje željenu temperaturu kada se vrati u režim klima uređaja.
strujanja vazduha.Pritiskom na dugme za brzinu strujanja vazduha, menja se režim ovako: “weak → strong → extra strong”.Ako je instaliran senzor za CO2, može se birati između „slab → jak → veoma jak → automatski“.