Your service chair is very nice.. easy to understand

nice video.. i learned a lot!

Beautiful device

hello, i have priblem with t98l when i turn of water i have light, when i turn on water light dont work. What is the problem ?

Thank you Angela

thanks sweet, I have a problem with chinees chair , it doesn't move , can u help

blocked spittoon/cuspidor bowl?

বিউটিফুল

nice problem

When you are saying "pumps", you mean compressors or vacuum pumps?

Thanks Doc! 😃

blocked suction ?

Water bottle hissing...check to make sure the rubber washer is there. If not, add one, or replace it. Thats gonna be the biggest issue

☺️

يارب 100.9طب اسنان