7
Fault Possible cause Solutions
The handpiece
generates heat.
The amount of spouting
water is too little.
Turn the water control
switch to a higher grade
[note 1].
The potentiometer is broken. Change a new one.
The amount of spouting
water is too little.
The water control knob is a
low grade.
Turn the knob to a high
grade [note 1].
The water pressure is not
enough.
Enhance the water
pressure.
The water pipe is jammed.
Clean water pipe with
multi-function syringe
[note2].
The vibrating intensity
control knob is seized
up.
The potentiometer is
damaged.
Contact with the local
distributor or our
company.
The u-le doesn't
vibrate.
The screw is loose. Tighten it.
Endochuck is damaged. Change a new one.
There is noise coming
from the endochuck.
The screw is loose. Tighten it.
LED light don't work
Poor contact Contact tightly
Something wrong with LED
light
Change a new one
There is no water
coming out from the
handpiece (automatic
water supply mode).
There is air in the water
pipe.
Turn the water control
to the Max, reinsert the
bottle.
If the problem still can't be solved, please contact with local dealer or
manufacturer.
3.2 Notice
[Note 1] The water control knob can adjust the water volume according
to the symbol.
[Note 2] To clean the water pipe with the multi-function syringe of the
dental unit ( see picture 5):
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