Pratissoli MK Serie Manual De Reparación página 53

Mount the reduction gear cover (pos. , Fig. 67) and fasten it
with 8 M10x50 screws (pos. , Fig. 68). Use a buffer to prevent
the bearing from being able to come out of its seat (pos. ,
Fig. 69).
Calibrate the screws with a torque wrench as indicated in
chapter 3.
Insert the oil seal inside the reduction gear flange using the
tools code 27515900 and 27548200 (pos. , Fig. 70).
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. 71.
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. 71.
Fig. 67
Fig. 68
Fit the reduction gear flange with its gasket onto the
reduction gear box (pos. , Fig. 72) and screw it on with 3
M8x18 screws (pos. , Fig. 73).
To prevent damage to the seal ring, take special
care when inserting the flange on the pinion
Calibrate the screws with a torque wrench as indicated in
chapter 3.
Fig. 69
53
Fig. 70
RING POSITION ON FIRST
ASSEMBLY
RING POSITION TO REMOVE
SHAFT IF WORN
Fig. 71
Fig. 72