W&H assistina MB-300 Instructions For Use Manual page 35

Hygiene and maintenance – loading/removal
Transmission instruments with a fixed RM connection can be pushed straight onto the care attachment.
Loading
transmission instruments with a fixed RM connection
Removing
transmission instruments with a fixed RM connection
Open the cover.

Push on the transmission
instrument.
Open the cover. Unscrew

the union nut by hand in
a clockwise direction and
remove it.
Firmly tighten the union

nut anti-clockwise by hand
(leak tightness).
Pull off the transmission

instrument.
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