TABLE OF CONTENTS SAFETY PRECAUTIONS PRIOR TO OPERATION Preparing for operation Usage Cleaning and maintenance Service INTRODUCTION Symbols used in this Manual Features OPERATING INSTRUCTIONS (ACCESSORY) LCD Remote Controller (PQRCVSL0 / PQRCVSL0QW) Method to Operate and Select Air Volume – Interlinked Operation with Ventilation.
Safety Precautions Safety Precautions To prevent injury to the user or other people and property damage, the following instructions must be followed. n 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.
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Safety Precautions • 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 estrange things like the bird’s nest.
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Safety Precautions 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.
Prior to operation Prior to operation Preparing for operation 1. Contact an installation specialist for installation. 2. Plug in the power plug properly. 3. Use a dedicated circuit. 4. Do not use an extension cord. 5. Do not start/stop operation by plugging/unplugging the power cord. 6.
Introduction 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 to explain product features.
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Introduction Models: LZ-H035GBA2 / LZ-H035GBA3 1. Blower for Supply Air 5. Total Heat Exchanger A blower for sucking outside air. Exchanges temperature and moisture 2. Control Box between air supply air and exhaust air. 3. Blower for Exhaust Air 6. Air Filter A blower for draining polluted air outside.
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Introduction Models: LZ-H080GBA2 / LZ-H100GBA2 1. Maintenance Cover 5. Control box 2. Air Filter 6. Blower for Supply Air It prevents dust from clogging in Total Heat It is a fan for inhaling exterior air into an indoor Exchanger. space.
Operating Instructions (Accessory) Method to Operate and Select Air Volume – Interlinked Operation with Ventilation. It can be used only when the air conditioner and the ventilator are interlocked. This function is to cool off the air in the room using a ventilator while air conditioner function is operating. Press button on the remote controller.
Operating Instructions (Accessory) Method to Operate and Select Air Volume –Ventilation Single Operation This function is to circulate the air in the room using a general ventilator. Press button on the remote controller. Press button to convert the ventilation mode. Remote controller Vent mode Description...
Operating Instructions (Accessory) Fast/Energy saving ventilation mode This function is to facilitate the ventilation function more efficiently by setting quick/energy-saving mode in the additional functions of ventilator. Fast It ventilates quickly. Press button in the Vent mode. - The additional vent mode converts Fast → Energy-saving sequentially. Press button when the icon blinks on the display screen.
Characteristics 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. Damper Exhaust air Return air...
Maintenance and Service Maintenance and Service Handling and Cleaning To prevent function of the ventilator 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-H025GBA2 / LZ-H035GBA2...
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Maintenance and Service Models : LZ-H025GBA3 / LZ-H035GBA3 1. Remove the maintenance cover. Put the hands inside of the ceiling from the maintenance cover, and pull the maintenance cover up. (Looser 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.
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Maintenance and Service Model: LZ-H050GBA2 / LZ-H080GBA2 / LZ-H100GBA2 1. Remove the maintenance cover. Loosen a screw on the maintenance cover. Put the hands inside of the ceiling from the maintenance cover, and pull the maintenance cover up. (Looser the hinge and detach the maintenance cover.)
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Maintenance and Service Model: LZ-H150GBA2 / LZ-H200GBA2 1. Remove the maintenance cover. Loosen a screw on the maintenance cover. Put the hands inside of the ceiling from the maintenance cover, and pull the maintenance cover up. (Looser the hinge and detach the maintenance cover.) 2.
Maintenance and Service Method to Clean and Replace Each Part 1. Cleaning of Air Filter Clean once every 6 months. Air Filter • Clean dirt from the air filter using a vacuum cleaner or washing with water. Cleaner (if dirt is conspicuous, wash with a neutral detergent in lukewarm water) •...
Maintenance and Service Assembly and Check after Maintenance 1. Assembly of Total heat exchanger Securely put the corner parts (4 parts) of the Total Heat Total heat exchanger into the Exchanger holder for assembly and slide them into the inside of the main body. Main Body Assemble the air filter into the...
Check Item prior to notify a failure Check Item prior to notify a failure Symptom Check Item Counter-measure The Product doesn't work Is power not supplied? Supply Power Is Air Filter, Total heat Follow cleaning and changing exchanger clogged severely? method.
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