O_3723, O_3724 – BUCHI DuMaster D-480 User Manual
Page 200
Advertising
Operation Manual D-480
©BÜCH Labortechnik AG
8 - Maintaining the instrument
200
Phase 4: Dismantling the ball valve
Please observe the following instruction:
Caution
Cutting sealing elements apart/out (o-rings, quad rings, half shells, ferrules).
When cutting sealing elements apart/out with a knife you may damage sealing
surfaces.
Never remove sealing elements with a knife but rather with tweezers.
Proceed as follows:
Unscrew and remove the wheel flange of the half shells using the hook wrench.
Unscrew the screws of the holder plate and remove the holder plate.
Remove the drive bearing.
Advertising