Watson-Marlow Bredel 10 - Manual (Page 36)

MAINTENANCE
36
5. Put the hose pump on blocks. Make sure the
space between the blocks is wide enough for
the rotor to fall.
6. Remove the nuts (B), the washers (C) and the
pump drive (A).
7. Put a plastic or wooden drive pin (A) on the
rotor.
8. Hit the drive pin firmly with a hammer to remove
the rotor.
9. Put the hose pump upright on the support.
10. Dismount the circlip (A) with the correct tool.