E7 Maintenance and cleaningW+W 5% BLEACH LONG PERIOD WITHOUT USE x3 When not using for a long period, it is necessary to make 3 full flushes without using the washbasin, to guarantee the water renewal in the tanks (grey water removing). Alternate option: close the water intake valve and empty entirely the tanks, by making 2 full flushes. 1 3 2 4 A A 9503698 214 CLICK