UK Beauty Machines LS10 Operation Manual page 6

can hear the click – the button springs and it locks. Then you can try to pull the
handpiece connector slightly to check whether or not it locks well. Then hang
up the two handpieces onto handpiece holders.
5. Water Injection
1) Pure water or distilled water is needed.
2) Open the overflow hole
Press down the button on the Water injection hole. Then insert the water pipe
with plug and add water via funnel.
Inject water until water runs from Water Overflow hole.