34
1.
Lightly lubricate and fit new P-ring
elastomer (6) into the groove on the rotor
nuts (4) ensuring the correct orientation.
2.
Fit rotor nuts and tighten to torque shown
in Section 6.1. Use a plastic (nylon) block
to stop the rotors from turning during
tightening.
3206-0068
35
To check rotors are correctly synchronised
turn the drive shaft (51) by hand and check all
clearances with a suitable gauge against
recommended clearance figures as shown in
seperate addendum for Pump Head
Clearances.
36
Fitting rotorcase cover
1.
Lubricate and fit new P-ring elastomer
(11) (Red ID Mark) to the rotorcase (2)
ensuring the coloured mark is towards the
rotor case and is fully seated in the
groove.
2.
Fit rotorcase cover (1) onto rotorcase (2)
and tighten rotorcase cover nuts (8).
3.
Refer to pump start up checks prior to
operation.
3206-0041
200002348-1-EN-GB
46
5 Maintenance
EN
Summary of Contents for DuraCirc Range
Page 4: ......
