8.8.1. Checking the drainage1. Remove the front grille from the cabinetWhen removing the front grille for maintenance purposes,etc, carry out by the following procedures.a. Set the vertical airflow direction louver (1) to thehorizontal position.b. Remove the two caps on the front grille as shown in theillustration at right, and then remove the two mountingscrews.c. Pull the lower section of the front grille toward you toremove the front grille.When reinstalling the front grille, first set the vertical airflowdirection louver to the horizontal position, and then carry outby steps 3 and 2 in that order. At this time check to sure thatthe fixing tabs on the top inside edge of the front grille aresecurely inserted into the respective slots.2. Checking the drainage•••• Pout a glass of water into the drain train traystyroform.•••• Ensure water flow out from drain hose of indoor unit.3. Drainage control for outdoor unit•••• If a drainage plug is applied, the outdoor unit should atleast be 3 centimeters high from the floor.•••• If is better not to use the drainage plug if thetemperature is lower than 0°C, since icing of thecondensed water may block the water flow.8.8. Checking the drainage and connecting the cable to indoor unit37CS-SA9CKP CU-SA9CKP5 / CS-SA12CKP CU-SA12CKP5