Solving Common ProblemsExplanation / Solution Check for a power failure. Check the voltage.(See the technical specifications) Check the power plug for disconnection. Check to see whether the operating mode selection dial is placed in the" Off " position. (Set it to the desired position.) Check to see whether the room temperature is too low.- Refer to page 10 for details about temperature condition. Set the THERMOSTAT control to the desired position.- When the number on the THERMOSTAT control is high,the room temperature may be too warm. Check to see whether there is any open window or leakage of coolair to the outside.- Close the window, and fill the gap. Check to see whether there is any obstacle adversely affectingthe flow of the air inside and outside the room.- Remove the obstacle or change the position of the air conditioner. Check to see whether the air filter is clogged with dust orcontaminated with foreign substances.- Clean the air filter. Check to see whether there is any direct sunlight facing the air conditioner.- Block the sunlight with a sunshade. Check to see whether there is any electric device generating heat.- Do not use the air conditioner together with any heating device. Ventilate the room.ProblemThe air conditionerdoes not operate at all.The air comes out smoothly,but cooling is not effective.Odors are permeating theroom during air conditioning.Before contacting an authorized service center, perform the following simple checks.They may save you the time and the expense of an unnecessary call.E-12