INSTALLATION
DANGER
Ask the dealer or a special store to install the air conditioner to a new place or move it to another place and to observe the
following items.
If the air conditioner is imperfectly installed by yourself, it may cause electric shock or fire.
Don't install the air conditioner in the following places
• Don't install the air conditioner in any place within 1 m from a TV, stereo, or radio set. If the unit is installed more than 1 m apart from
such a set and operation of the air conditioner makes such an appliance generate noise, move the unit further away until noise is
considerably reduced.
• Don't install the air conditioner near a high frequency appliance (sewing machine or massager for business use, etc.), otherwise the
air conditioner may malfunction.
• Don't install the air conditioner in a humid or oily place, or in a place where steam, soot, or corrosive gas is generated.
• Don't install the air conditioner in a salty place such as seaside area.
• Don't install the air conditioner in a place where a great deal of machine oil is used.
• Don't install the air conditioner in a place where it is usually exposed to strong wind such as in seaside area or on the roof or upper
floor of a building.
• Don't install the air conditioner in a place where sulfureous gas generated such as in a spa.
• Don't install the air conditioner in a vessel or mobile crane.
Be careful with noise or vibrations
• Don't install the air conditioner in a place where noise by outdoor unit or hot air from its air outlet
annoys your neighbors.
• Install the air conditioner on a solid and stable foundation so that it prevents operation noise and
vibration from increasing and being transmitted outside.
• If one indoor unit is operating, some sound may be audible from other indoor units that are not
operating.
TROUBLES AND CAUSES
CAUTION
If any of the following conditions occur, turn off the main power supply switch and immediately contact the dealer:
• The indicator lamps flash at short intervals (5 Hz) even though you have tried turning off the power supply and turning on again
after 2 or 3 minutes.
• Switch operation are erratic.
• The main power fuse often blows out, or the circuit breaker is often activated.
• A foreign matter or water has fallen into the inside of the air conditioner.
• Any other unusual condition is observed.
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