Watson-Marlow Bredel 265 - Manual (Page 57)

MAINTENANCE
57
the bolt holes in the drive shaft correspond with
the threaded holes in the rotor. Mount the
retaining bolts (A) of the drive shaft. Tighten the
bolts finger-tight. Tighten them diagonally
opposite to each other to the specified torque
limits. See §
11.1.6 .
15. Replace the cover and fasten the retaining bolts
with the correct torque. See §
11.1.6 .
16. Switch on the electrical supply to the pump.
17. Fit the (new) pump hose. See § 8.6.3 .
8.7.4 Replacing bearings
1. Dismount the pump hose, the cover and rotor
by following steps 1 through 7 from §
8.7.3 .
2. Lay the rotor on a flat surface with the wear ring
face up. Remove retaining circlip (A) with the
correct tools.
3. Turn the rotor over. Remove using the correct
pressing tools, first the first bearing (A), the
spacer ring (B) and the second bearing (C) from
the rotor. Check the spacer ring for damage.
Retain the spacer ring (B).
A
C
B
A