ivory Silk Line SL411C Instructions Pour L'utilisation page 47

Fitting and removing the handpiece
ONLY use this contra-angle handpiece with type E micromotors (ISO 3964).
1) Push the handpiece on to the micromotor until it clicks into place. In the case of handpieces with optic fibre, turn the
handpiece until you hear a click, indicating correct alignment.
2) Check that the handpiece is securely connected to the micromotor.
3) Wait for the micromotor to stop before disconnecting the handpiece from it.
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