16
Not included in SFA's scope of supply
110 of 449
7 Servicing/Maintenance
Fig. 17: Installation dimension A
Table 20: Installation dimension A
Pump size
All sizes
7.5.2.2 Removing the impeller
NOTE
For bearing brackets with tapered fit make sure that the tapered fit of impeller and
shaft is undamaged and installed free from grease.
1. Slide impeller 230 onto the shaft end and fasten it with impeller screw 914.10.
2. Remove impeller screw 914.10 again.
3. Screw in an M8 eyebolt
ð Verify the minimum length of the eyebolt, see the corresponding table.
ð If a different bolt length is used, insert shim(s) to establish contact with the
impeller.
4. Tighten the eyebolt to a maximum of 30 Nm.
5. Push on suction cover 162 until it rests against the impeller.
6. Suspend the pump set from the eyebolt.
7. Screw in adjusting screws 904.15 until they abut against the pump casing.
8. Carefully lower down the pump set again.
9. Remove the suction cover.
10. Measure the height of screws 904.15 up to suction cover 162 and add 0.3 +/-
0.1 mm to the height of every screw.
11. Re-insert the suction cover. Fasten it with screws 914.16.
12. Suspend the pump set from the lifting equipment by the handle and rotate the
impeller by hand to check that it rotates easily.
13. Undo eyebolt.
14. Fit impeller screw 914.16. Tighten it to 30 Nm.
Sanipump VX 65/80
Installation dimension A
16)
instead of the impeller screw.
[mm]
29