5. Insertion & Removal of the Bur
5-1 To Insert the Bur
1) Insert the bur until it is correctly seated in place. (Fig.8)
2) Depress the Push Button and insert the bur into the chuck until it is
secure then release the button.
3) Ensure that the bur is secure by gently pulling and pushing the bur
WITHOUT depressing the Push Button.
5-2 To Remove the Bur
Depress the Push Button firmly and remove the bur.
NOTICE
• G rip the handpiece while placing your thumb tip on the Push
button which makes it easier to depress the button.
4
CAUTION
• A lways insert the bur all the way into the chuck.
• R emove the bur only after the handpiece has completely stopped
rotating.
• A lways keep the bur shank clean. Entry of debris into the chuck,
via the bur shank, could cause bur rotation slip and also prevent
the bur from being securely located in the chuck.
• D o not exceed the bur speed recommended by the bur
manufacturer.
• D o not exceed maximum bur length recommended by the
handpiece manufacturer.
• D o not apply excess pressure to the bur as it may break or bend or
become difficult to remove.
• D O NOT use burs with problems listed below as the bur may break
or disengage from the chuck.
-Bent, deformed, anisomerous (worn), rusted, broken, deficient bur.
-Bur which is cracked on the edge or axis.
-Non-ISO standard, or tampered bur.