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• Make sure that you earth the cables.
- Do not connect the earth wire to the gas pipe, water pipe, lighting rod or telephone wire.
If earthing is not complete, electric shock or fire may occur.
• Install the circuit breaker.
- If the circuit breaker is not installed, electric shock or fire may occur.
• Make sure that the condensed water dripping from the drain hose runs out properly and safely.
• Install the power cable and communication cable of the indoor and outdoor unit at least 1m away from the
electric appliance.
• Do not install the product in following places.
- Place where there is mineral oil or arsenic acid.
Resin parts flame and the accessories may drop or water may leak.
The capacity of the heat exchanger may reduce or the product may be out of order.
- The place where corrosive gas such as sulfurous acid gas generates from the vent pipe or air outlet.
The copper pipe or connection pipe may corrode and refrigerant may leak.
- The place where there is a machine that generates electromagnetic waves.
The product may not operate normally due to control system
- The place where there is a danger of existing combustible gas, carbon fiber or flammable dust.
The place where thinner or gasoline is handled.
Gas may leak and it may cause fire.
• Do not install the unit in a climate of high temperature and humidity. It may form dewdrop inside of the unit and
heat exchange element.
- Install & Operation ranges
• Noise may increase when there are large amount of exhausting air.
Be sure to install the duct based on standard air volume. When necessary, control the air volume by installing
volume damper. If the noise continues, install the noise chamber or flexible noise reducer additionally.
(Volume damper, noise chamber and flexible noise reducer are optional.)
• When cold air flows in to the product, frost may form within the product therefore make sure that the outlet of the
air conditioner and the RA diffuser is installed at least 1.5m apart.
• Install the external grille (hood) designed to prevent rain water from entering.
(Highly recommended extra accessory)
• It is mandatory to install electric damper on the OA (outdoor air) side and back draft damper on the EA
(exhaust air) side. It is also recommended to install them on RA (room air) and SA (supply air) side. You may prevent
the dew formation within the product which forms due to outdoor air inflow or temperature difference between
the indoor and outdoor. (Electric damper and back draft damper should be purchased separately.)
• Outdoor air duct must be installed at least 3m above the product.
Safety precautions
Install condition
Outdoor air condition
Indoor air condition
0~40°C, 80%RH below
-15~40°C, 80%RH below
0~40°C, 80%RH below
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2011-10-12 오후 5:30:29
