NSK FX 205 M4 Mode D'emploi page 10

strong acid/alkaline chemicals, chlorine-containing solutions, solvents such as benzine or thinner.
• T he handpiece is delivered in a non-sterile condition and must be autoclaved prior to use.
• P erform regular function and maintenance checks. (Refer to "15. Periodical Maintenance Checks")
• I f the handpiece has not been used for a long period, rotate the handpiece and check for noise,
vibration and overheating before use.
• T o avoid clinical downtime it is recommended that a spare be kept on hand in case of a breakdown
during treatment.
• T he operation of the handpiece is permitted only on dental units which correspond to the standards
IEC 60601-1 (EN 60601-1) and IEC 60601-1-2 (EN 60601-1-2).
• U .S. Federal law restricts this device to sale by or on the order of a licensed physician.
9. Connection & Disconnection of the Handpiece and Motor
9-1 Connection
1) Connect the handpiece direct to the motor. (Fig. 2)
2) Make sure the handpiece is firmly connected to the motor.
9-2 Disconnection
Hold the motor and the handpiece separately and disconnect with care.
CAUTION
• D o not connect or disconnect the handpiece until the motor has completely stopped.
• C onnect ONLY to E type motors (ISO 3964 (EN ISO 3964)).
• D o not exceed the Max. Rotation Speed (Motor) shown in "16. Specifications".
10. Insertion & Removal of the Bur
10-1 To Insert the Bur
FX23/FX25/FX25m
1) Insert the bur until it is correctly seated in place.
2) Depress the Push Button and insert the bur into the chuck until the bur "notch" mechanism engages.
Release the button. (Fig. 9)
3) Ensure that the bur is secure by gently pulling and pushing the bur WITHOUT depressing the Push
Button.
FX22
1) Turn the Latch Plate to open the chuck. (Fig. 10)
2) Insert the bur into the chuck until the bur securely engages. Swing the Latch Plate back to closed
position. (Fig. 11)
3) Ensure that the bur is secure by gently pulling and pushing the bur.
10-2 To Remove the Bur
FX23/FX25/FX25m
(
Depress the Push Button to open the chuck
FX22
Turn the Latch Plate to open position and pull the bur out.
CAUTION
• D o not use burs with problems listed below as the bur may break, seize up or disengage from the
chuck.
- Bent, deformed, worn, rusted, broken, deficient bur.
- Bur which is cracked on the edge or axis.
- Non-ISO(EN ISO) standard, or tampered bur.
)
and remove the bur ( ). (Fig. 12)
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