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3)  Match the square shape of the Tip with the hole of the Tip Wrench, then insert the Tip into the hole. Rotate the Wrench until it makes a 
click sound and cannot rotate any further. During this procedure, hold the Handpiece so that the Handpiece Cord does not become twisted. 
When removing the Tip, rotate the Wrench in the direction of the “Loosen” arrow (Fig. 16). 
Tighten
Loosen
Fig. 16
WARNING
tDo not allow contact with gingival, mucosa and/or skin. Doing so may result in injury or burns.
tUSE ONLY NSK genuine tips when using this product. Problems including Handpiece damage, failure and accidents resulting 
from the use of non-NSK tips are not covered in the warranty. The following types of issues may occur when using Non-NSK 
Tips:
 – Inappropriate vibration caused by incompatible screws.
 – Accidental ingestion of broken tips by the patient.
 – Damage or premature wear of the Handpiece screw
CAUTION
tBe careful not to twist the Handpiece Cord when tightening the Tip.
tBe careful when attaching or removing a Tip that is longer than the Tip Wrench, as there is a risk of injury from the point of the 
Tip.
tDo not use a Tip which has been damaged, bent or corroded as it may break during use.
tTo avoid damaging the Tip thread or disengagement of the Tip, always make sure that the Tip is inserted at the correct angle 
and firmly tightened.
tIf debris is found on the Tip thread, clean the Tip immediately. Failure to do so may result in noise or insufficient vibration.
tDo not attempt to sharpen or bend the Tip as doing so may result in the Tip breaking during use, noise or insufficient vibration.
tThe Tip is a wear item. Worn Tips have an increased risk of noise, breakage or insufficient vibration. Replace the Tip if noise or 
insufficient vibration occurs.
tUse the supplied Tip Wrench to mount the Tip. Rotate the Wrench until it makes a click sound and cannot rotate any further. If 
the Tip is not tightened sufficiently, insufficient vibration or noise may occur.
tWhen mounting a Tip, always wear sterile surgical gloves and use a sterilized Tip, Handpiece and Tip Wrench.
tEnsure that the power setting does not exceed the recommended Power Level. Failure to do so may result in noise, tip breakage 
or injury to the patient.
tDo not use Tips that are not designed for removing metal or prosthetic crowns for this purpose. Doing so may result in the tip 
breaking and falling into the patient’s mouth.
tRemove the Tip before attaching or removing the Handpiece or the Handpiece Cord to avoid to avoid injury with the Tip.
tIf insufficient vibration is observed during operation, remove the Handpiece from the patient’s mouth, and depress the Foot 
Control again. If this does not improve the condition, the Tip may have loosened during use. Check that the Tip is securely 
mounted.
tIf the Tip becomes loose, makes noise, or does not vibrate sufficiently even though it has been tightened until it makes a click 
sound, the Tip Wrench may be worn out. The Tip Wrench is a wear item and should be replaced once a year.