Interpump Group Pratissoli SM Serie Manual De Reparación página 46

Insert the pinion pre-assembled inside its housing in the
reduction gear cover, with the aid of an extractor hammer
(pos. , Fig. 85).
Insert the Seeger ring Ø120 in the housing (pos. , Fig. 86).
Assemble the reduction gear cover with the aid of an extractor
hammer (pos. , Fig. 87) and fasten it with 7 M10x40 screws
(pos. , Fig. 88).
Take care to properly couple the two components on the
bearing 40x90x23.
Calibrate the screws with a torque wrench as indicated in
chapter 3.
Insert the seal ring inside the reduction gear cover with the
use of special tool code 27605200 (pos. , Fig. 89).
Fig. 85
Before proceeding with seal ring assembly, check lip seal
conditions. If replacement is necessary, position the new ring
on the bottom of the groove as indicated in Fig. 90.
If the shaft should present a diameter wear
corresponding to the lip seal, to prevent
grinding, position the ring in the second stroke
as indicated in Fig. 90.
Fig. 86
Fig. 87
To prevent damage to the seal ring, take special
care when inserting the seal ring on the pinion.
46
Fig. 88
Fig. 89
Ring position on first
assembly
Ring position to remove
shaft if worn
Fig. 90