19IS THE UNIT INSTALLED CORRECTLYFor inspection and maintenanceWhen you change your address or the installation placeElectric workConfirm the following items for safe and comfortable use of air conditioner.The installation work is to be burden on the sales dealer, and do not conduct it by yourself.Installation placeAvoid installing the air conditionernear the place where possibility ofinflammable gas leakage exists.Install the unit at well ventilatedplace.Install the air conditioner firmly onthe foundation that can fully supportthe weight of the unit.If not, it may cause vibration or noise.If some obstacle exist, it may causecapacity reduction or noise increase.Explosion (Ignition) may occur.Select the place so as not to annoyneighbor with the hot air or noise.Snow protection work is necessarywhere outdoor unit is blocked upby snow.It is advisable not to install the air con-ditioner at the following special place.It may cause malfunction, consult thesales dealer when you have to installthe unit on such a place.The place where corrosive gas generates(Hot spring area etc.)The place where salt breeze blows(Seaside etc.)The place where dense soot smoke existsThe place where humidity is extraordina-rily highThe place where near the machine whichradiates the electromagnetic waveThe place where voltage variation is con-siderably largeFor details consult your sales dealer.The electric work must be burden on the authorized engineer with qualification for electric work andgrounding work, and the work must be conducted in accordance with electric equipment technical standard.The power source for the unit is to be of exclusive use.The unit must be grounded.Special technology is required for removal or reinstallation of air conditioner, consult the sales dealer.Besides, construction expense is charged for removal or reinstallation.The capacity of air conditioner will decrease by contamination of inside of unit when it is used for aboutthree years although depending upon the circumstances under which it is used, and so in addition to theusual maintenance service, special inspection/maintenance service is necessary. It is recommended tomake a maintenance contract (charged) by consulting your sales dealer.