Assembling - St Pump - Grundfos S Series Service Instructions Manual

Range 66
Pin (59b)
Range 70
Oil plugs (193)
T
Fig. 21 Lifting bracket orientation, installation type C, D and H
9.5.12 Oil filling
1. See section
8.5 Oil check and oil
9.5.13 Fitting the impeller and pump housing
1. Fit the key (9a). Tap lightly, if needed.
2. Lubricate the cone of the shaft slightly.
3. Fit the impeller (49).
4. Fit the screw (67), washer (66b) and impeller cap (66). Make
sure the key (9a) is fitted in the groove in the cap (66).
5. Fit the screw (67) and tighten to correct torque.
6. Mount the motor on the pump housing (50).
7. Fit screws (26).
8. Check the impeller clearance. See section
adjustment of impeller clearance.
22
Pump outlet
Oil plugs (193)
Pump outlet
Pin (59b)
change.
8.6 Inspection and

9.6 Assembling - ST pump

The torques for the screws and the lubricants for the O-rings are
shown in section
6. Torques and
9.6.1 Fitting the stator
See section
9.5.1 Fitting the stator.
9.6.2 Fitting the rotor
See section
9.5.2 Fitting the rotor.
9.6.3 Fitting the upper bearing
See section
9.5.3 Fitting the upper
9.6.4 Fitting the upper bearing bracket
See section
9.5.4 Fitting the upper bearing
9.6.5 Fitting the lower bearing
See section
9.5.5 Fitting the lower
9.6.6 Fitting the secondary shaft seal
See section
9.5.6 Fitting the secondary shaft
9.6.7 Fitting the shaft seal housing
See section
9.5.7 Fitting the shaft seal
9.6.8 Fitting the primary shaft seal
See section
9.5.8 Fitting the primary shaft
9.6.9 Fitting the motor top cover
See section
9.5.9 Fitting the motor top
9.6.10 Fitting the cooling jacket
See section
9.6.10 Fitting the cooling
9.6.11 Fitting the impeller
1. Fit O-ring (37b).
2. Fit the intermediate ring (1) so that it is lying against the
motor.
3. Fit O-ring (37).
4. Fit the impeller (49).
5. Fit key (9a)
6. Fit the screw (67) including the O-ring (67b) and cap (66)
including the O-ring (62a).
9.6.12 Fitting the outlet bowl
1. Fit the motor assembly (301) including the impeller (49) in the
outlet bowl (50).
2. Fit the screws (26).
3. Check the impeller clearance. See section
adjustment of impeller clearance.
lubricants.
bearing.
bracket.
bearing.
seal.
housing.
seal.
cover.
jacket.
8.6 Inspection and