General Pump VK Repair Manual - Manual (Page 12)

Insert the O-ring seal in the reduction gear box housing (fig. 29). Enter the reduction gear cover on the pinion
head. Use two screws or two M8 grub screws to keep the cover in position during the following assemble
operations (1, fig. 30). Assemble the reduction gear box cover by means of a buffer, pressing on the cover
surface, or use a special part #F27517400 (fig. 30a). Facilitate the operation by simultaneously tightening
some fixing screws (2, fig. 30).
GENERAL PUMP
A member of the Interpump Group
VK SERIES
Fasten the reduction gear box with 10 M8x50 screws and calibrate the screws with a torque wrench (fig. 31)
as indicated in section 3.
Page 12
Verify pinion oil seal ring lit seal conditions. If replacement is necessary, position a new pinion oil seal ring
using too #F27904800.
If the shaft should present a diameter wear
corresponding to the lip seal, to prevent grind-
ing, position the ring in the second stroke as
indicated in fig. 32.
Once the reduction gear unit has been
completely assembled, check pinion rotation.