ivory Silk Serie Instructions Pour L'utilisation page 40

Fitting and removing the turbine handpiece (Kavo®, Sirona®, Nsk®, BienAir® couplings)
1) Push the turbine handpiece into the coupling until it clicks into place.
2) Hold the coupling and cord ring nut steady while turning the turbine handpiece gently to remove it.
Never pull on the cord or exert force on it.
- Kavo® coupling
- Sirona® coupling
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