1. When using solution AS1, perform pore cleaning using suction tip large and SA2 using suction tip 小.2. Use a jog dial to adjust the suction level. Use the low level first and select the appropriate level for the user. 3. Adjust the solution's discharge volume at the handle.4. AS1 > SA2 in order and use a cold wet blanket to prevent any remaining solutions. Wipe clean.5. Provide nutrients with AO3 solution. * Perform nozzle cleaning. * Wet cotton pads and non-woven foam masks and put them in the refrigerator for soothing effects. 6. After use, remove the dust bottle and discard the waste water and clean it.* Automatically stop when more than 300ml is filled.7. After pouring water into a paper cup, dip the aquafil tip and run the instrument, the nozzle is cleaned. Perform nozzle cleaning with this method.