ivory Silk Line SL411C Instructions Pour L'utilisation page 54

Procedure for models SL41 1C, SL41 1L, SL421C and SL421L
1) Turn the locking ring (1) fully anti-clockwise and remove
the head.
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1
2) Fit the adapter for Ivory heads and contra-angles to the
oil spray can. Fit the head (A) in the adapter (B). Hold the
head in place. Spray for about 5 seconds.
A
B
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Eng
3) Apply the adapter to the back of the handpiece. Hold
the handpiece in place and spray for about 5 seconds.
4) Replace the head in the handpiece.