Grundfos SE - Mounting the Shaft Seal

12.10 Mounting the shaft seal
1. Grease and mount the O-ring (39B).
183
105A
105
39B
77
TM084258
2. Grease the inside of the upper seal housing (58), on the shaft seal bushings, and grease the two O-rings outside of the shaft seal (105).
3. Clean the shaft (172) and the inside of the shaft seal (105) with soapy water.
4. Mount the shaft seal (105) on the shaft (172), using the special shaft seal mounting tool. Align the holes of the shaft seal with the holes on
the upper seal housing.
5. Insert and tighten the shaft seal screws (105A), the use a torque wrench to tighten them to the required torque.
6. Mount the lower seal housing (77). Check the cast markings on the lower and upper seal housings, they must be aligned.
7. Insert the lower seal housing screws (183) and tighten them to the required torque.
Related information
7. Tightening torques and lubricants
71
English (GB)