General Pump VF Repair Manual - Manual (Page 18)

GENERAL PUMP
A member of the Interpump Group
VF SERIES
Page 18
3. SCREW CALIBRATION
Screw calibration by means of a torque wrench only.
Screw 44 and 57 of the exploded view, should be greased before being tightened by
means of a torque wrench.
Description
Exploded View Position
(From Owner’s Manual)
Fastening Torque
(Ft. Lbs.)
Fastening Torque
(Nm)
Cover fastening screws 19 7.4 10
Oil discharge plug 11 29.5 40
Lifting bracket fastening screw 17 73.8 100
Conrod caps fastening screw 18 28 38*
Plunger fastening 28 14.8 20
Choke 31 7.4 10
Support fastening screw 44 11 15****
Head fastening screw 56 59 80**
Liner fastening screw 57 25.8 35***
Hydraulic motor flange screw 59 29.5 40
* The conrod caps fastening screws must be tighteded respecting the phases indicated in “Point D”
of page 6
** The head fastening screws must be tightened respecting the phases and the order indicated in fig. 45
*** The liner fastening screws must be tightened respecting the phases and the order indicated in fig. 45
****The support fastening screws must be tightened in a single step, respecting the order indicated
in fig. 44