E - 2115. TROUBLE SHOOTINGTROUBLE REASON ACTIONAfter batteries have been placedinto the remote control, thedisplay is not lit.Batteries are exhausted or havethe wrong polarity.Replace batteries or checkpolarity.When pressing the recessedclock adjustment button, hourfigures on display do not flash.Recessed button has not beenpressed correctly.Press with a round point, avoidexerting strong pressureRecessed button for time settingis blocked due to excessivepressure during use.Check and repair.When pressing any button, allsymbols appear on display.Remote control has beenirreversibly damaged.Replace with a new one.Main switch is OFF. Switch it to ON position.Remote control batteries areexhausted.Replace batteries.Remote control has not beenpointed correctly to the receiverof indoor unit.Turn remote control OFF andrepeat the operation in thecorrect direction.There are obstacles (curtains,walls, etc.) between the remotecontrol and the indoor unitRepeat the operation after havingremoved the obstacles.Receiver on the indoor unit or theremote control is under intensesun radiation.Avoid direct sun on the unit, shutcurtains or shades.When pressing start button, unitdoes not acknowledge signalwith a beep.ORWhen pressing stop button, unitdoes not acknowledge signalwith a beep.ORWhen pressing any functionbutton, the remote control showsthe function requested on thedisplay, but unit does notacknowledge signal receipt witha beep and does not carry outthe function.Signal transmission isobstructed by severeinterference from anelectromagnetic field.Avoid sending signals whencomputers or householdappliances (Food processors,coffee makers, etc.) are operatingclose by cellular or cordlesstelephones may also interferewith the control.Main supply switch is OFF Switch to ONFuses or main switch are blown Replace fusesProtection against frequentcompressor cycling is ONWait for 3 minutes.Air conditioner will not start.Selected temperature is higherthan the room temperature in thecooling mode (or lower in theheating mode).Correct selected temperature.