4
Precautions for handling and operation
CAUTION
•  When operating the product always consider the safety of the patient.
•  Use only as indicated.
•  Users are responsible for the operational control, maintenance and periodical maintenance checks of this 
product.
•  Operators and all others in the area must wear eye protection, a mask, and gloves when operating this 
product.
•  Should the product functions abnormally, cease operation immediately and contact your Authorized NSK 
Dealer.
•  Do not turn the lighting of the motor directly to the eyes of the patients or the operators. There is a danger 
that it may damage the eyes.
•  Do not clean, immerse, or wipe with electrolyzed-oxidizing water (strong acidic water, super acidic water), 
strong acidic and strong alkaline liquid medicine, solvent containing chlorine, benzene, or thinner.
 
(
Reference 
:
 6 Post-use Maintenance
)
•  The motor is delivered in a non-sterile condition and must be autoclaved prior to use. 
 
(
Reference 
:
 6-4 Sterilization
)
•  Immediately wipe off any moisture, liquid medicine, solvent, or liquid disinfection on the Handpiece and Motor 
Cord after use. Failure to do so may cause discoloration and deformation.
•  Check for motor vibration, noise and overheating. If any abnormalities are found do not use the motor and 
contact your Authorized NSK Dealer. 
(
Reference 
: 
4-4 Check before treatment
)
•  Avoid excessive load and long-time use because it could cause overheating.
•  Do not allow any impact on to the product. Do not drop the product. It could cause damage.
•  Perform regular function and maintenance checks. 
(
Reference 
:
 7-2 Periodical Maintenance Checks
)
•  If the product is not used for a long period, check for motor vibration, noise and overheating before using on 
a patient.
•  Portable and mobile RF communications equipment may affect Medical Electrical equipment. Do not use RF 
equipment near the product.
•  The temperature of the motor surface may reach up to 50 degrees depending on the condition of use. In that 
case, leave the motor until it cools down before using it again.