1. The inside and outside connecting cable can be connectedwithout removing the front grille.2. Connecting cable between indoor unit and outdoor unitshall be approved polychloroprene sheathed 4 × 2.5 mm 2(E18CK, E21CK) flexible cord, type designation 245 IEC 57or heavier cord.• Ensure the color of wires of outdoor unit and theterminal Nos. are the same to the indoor’s respectively.• Earth lead wire shall be longer than the other lead wiresas shown in the figure for the electrical safety in case ofthe slipping out of the cord from the anchorage.• Secure the cable onto the control board with the holder(clamper).INSTALLATION OF AIR PURIFYING FILTERSa. Open the front panel.b. Remove the air filters.c. Put air purifying filters (left) and triple deodorizing filter(right) into place as shown in illustration below.HOW TO TAKE OUT FRONT GRILLEPlease follow the steps below to take out front grille ifnecessary such as when servicing.a. Open the intake grille and remove the screw at the frontof the front grille.b. Set the vertical airflow direction louver to the horizontalposition.c. Slide down the 3 caps on the front grille as shown in theillustration below, and then remove the 3 mountingscrews.d. Pull the lower section of the front grille towards you toremove the front grille.When reinstalling the front grille, first set the verticalairflow direction louver to the horizontal position andthen carry out above steps 2 - 3 in the reverse order.11.2.5. CONNECT THE CABLE TO THE INDOOR UNIT68