7
EN         DE         FR         ES         IT         PT
CAUTION
• Do not connect or disconnect the handpiece until the 
motor has completely stopped.
• Connect ONLY to E type motors  
(ISO 3964 (EN ISO 3964)).
• Do not exceed the Max. Rotation Speed (Motor) shown in 
"11. Specifications".
5. Inserting and Removing the Bur/File
5-1 Inserting the Bur/File
FX15 / FX15m / FX23 / FX23m / FX25 / FX25m / FX75 / FX75m    (Fig. 2)
1) Insert the bur/file until it is correctly secured in place.
2) Depress the Push Button and insert the bur/file into the 
chuck until the bur/file "notch" mechanism engages. 
Release the button.
3) Confirm that the bur/file is secure by gently pulling and 
pushing the bur/file without depressing the Push Button.
CAUTION
• Only FX75 / FX75m can use file.