7.4 Preventive cleaningPreventive cleaning must be done whenever the AIR-N-GO® easy is used.Wear protective eyewear.Devices that use a sodium bicarbonate or calcium carbonate based powders are maintained with an aqueoussolution with 4% acetic acid, such as an alcohol vinegar whose empirical formula is C2H4O2, or diluted lemonjuice.Devices that us glycine-based powders are maintained with a 27% ethanol aqueous solution whose formula isC2H6O, such as green Listerine®.1. Fill the syringe with liquid prepared with cleaning powder.2. Inject the liquid into the metal shaft of the AIR-N-GO® easy from the opening on the reservoir.3. Inject as much as necessary until the liquid drips from the nozzle.4. Wait for all the liquid to drain.5. Clean the AIR-N-GO® easy air system until there are no traces of moisture on the inside walls of the reservoir.6. Dry the metal shaft using the multifunctional syringe in air position.7. Using the multifunctional syringe in air position, clean the reservoir's threading, the reservoir cover's threading,and under the reservoir cover's O-ring.8. Inspect the reservoir cover's O-ring, and put it back into place.The Classic and Pearl powders are cleaned using a 4% acetic acid aqueous solution.User Manual • AIR-N-GO® easy • J10129 • V5 • 11 • 10/2015 • ND27US050E - Page 19/35