7© by NECTA VENDING SOLUTIONS SpA 03-2003 217 00Fig. 41 - Powder feeder2 - Powder funnel3 - Powder deposit drawer4 - Water funnel5 - Feeder6 - Mixer impellerSANITISING THE MIXERSAND FOODSTUFF CIRCUITSWhen installing the machine, and then at least once a weekor even more frequently according to the use of themachine and the quality of the inlet water, the mixers andthe dispensing conduits must be thoroughly sanitised(cleaned and disinfected), to guarantee proper hygiene ofthe dispensed products.The parts to be cleaned are as follows:- powder deposit drawers, mixer and instant drinkdispensing conduit;- coffee dispensing spout;- sugar chute;- dispensing compartment;- wash all parts with detergent being sure that all visibleresidue and product layers are mechanically removed,using a brush if necessary;Disinfection should be carried out using chlorine-baseddetergents.- soak all components for approx. 20 minutes in acontainer filled with the previously prepared chlorine-based detergent;- reinstall the feeders and the water funnels;- reinstall the powder deposit drawers and the powderfunnels after thoroughly drying them.After reinstalling all parts the following is howeverrequired:- add a few drops of the chlorine-based detergent in themixer;- using the mixer cleaning function with the door closed,thoroughly rinse all components to ensure that allresidue of the detergent solution is removed.MIXER CLEANINGThe mixer must cleaned daily and every time the machineis refilled to prevent clogging of the mixer if any product isaccidentally spilled during refilling.It must be cleaned also after the mixer sanitasing opera-tions, as described in the relevant chapter.The mixer is cleaned with the door closed, doing as follows:- press button 8 for 2 seconds. The display will show therequest to enter the password;- press in a quick succession buttons 4 4 8 8 to startcleaning.Fig. 5- remove the powder and the water funnels, the feeders,the powder deposit drawers and the mixer wheels fromthe mixers (see Fig. 4);- in order to remove the wheels, block the disk fitted onthe mixer shaft with a finger (see Fig. 5);