43InstallationThe inlet hose must not be lengthened. If it is tooshort and you do not wish to move the tap, youwill have to purchase a new, longer hose speciallydesigned for this type of use.Installation should comply with local water authorityand building regulations requirements. A minimumwater pressure of 0.05 MPa is required for safeoperation of the appliance.If you cannot make the cold water connection direct fromthe rising mains, you may be able to operate the appliancefrom your cold water storage system. There should be a min-imum distance of between the appliance’s inlet and the bot-tom of the water storage tank.Water-stop deviceThe inlet hose is provided with a water stop device,which protects against damage caused by water leaks in the hose whichcould develop due to natural ageing of the hose. This fault is shown by a redsector in the window “AA”. Should this occur, turn the water tap off and referto your Service Centre to replace the hose.Water drainageThis appliance is designed to be permanently plumbedinto your home's drainage system using one of thefollowing methods.1. Into a drainage standpipe.Firstly form a hook in the end of the drain hose usingthe “U” piece” supplied.Place the drain hose into yourstandpipe, which should have aninternal diameter of approximately38mm thus ensuring there is an airbreak between the drain hose andstandpipe.