10.Assembly the rear ball bearing (1440) on the pump shaft (0702) by driving it with a pipe and plastic hammer via the inner bearing ring until the bearing makes contact with circlip (8620).
11.Fit circlip (8640) on the pump shaft (0702).
12.Place the bearing bracket (1400) on the workbench in horizontal position
13.Screw countersunk screws (1540) and tighten them crosswise to lock the front bearing.
Take care not to damage the outer rotor magnet. 1540
14.Mount the sealing segment (1490) on the rear end according to sketch.
8640
1440
0702
8620
0702
1400
8320
First part of | Second part of |
sealing segment | sealing segment |
1490
1490 
Felt 
1490 
1490
Felt
A.0500.551 – | 55 |
