• • • • • P R E PA R AT I O N F O R U S E Pull up the self-refilling tank cap (1) (Fig. 1) and fill the tank with 700 cc of water, making sure it does not overflow. Close the cap. Normal tapwater can be used. However, as water by its nature contains limestone, which may cause build-up of limescale in the boiler, in hard water areas we recommend the use of our natural-base decalcifier Kalstop FP 2003. Connect the cable plug to an earthed power supply of the correct voltage.