FRITSCH PULVERISETTE 9 - Manual (Page 22)

Seite 21
TABLET PRESS
1. To check the oil level, lift the pressure plate (6a) off the pressure cylinder
piston (6) and then remove the plastic ring which protects the locking
screw (9). The locking screw (9) is then accessible.
2. Close the locking screw (9) venting knob off by hand.
3. After this unscrew the locking screw (9) with the socket spanner supplied
(16) and screw it out.