If air pressure exceeds the rated value, the speed of the drill will be so fast that the bearing and bearing cage can become prematurely worn and their service lives can be shortened. If the air pressure is too low, the speed can be too slow to properly perform the intended function of the dental equipment.
This is a common problem of dental handpieces. For pneumatic high speed turbine handpieces or contra angle handpieces, if water supply is abnormal such as insufficient water supply, non-uniform water supply, no water mist formation or completely no water supply, there are generally four following reasons and please check them first.