General Pump 72 Series Gearbox - Manual (Page 7)

GENERAL PUMP
A member of the Interpump Group
Gearbox-71 & 72 Series
Page 7
7. INSTALLING THE REDUCTION GEAR UNIT
The pump version can be modified only by qualified personnel.
7.1 Choice of drive position
Depending on specific needs, before installing the gear unit it is wise to define the drive position, choosing from
among the four available (D1, D2, D3, D4 for right-hand pumps, or S1, S2, S3, S4 for left-hand pumps), as
shown in Fig. 6.
7.2 Installing the reduction gear unit
Before installing the reduction gear unit, remove the pump shaft oil seal (Fig. 8, position 1) and insert the Ø8
pin into the crankcase (Fig. 8, position 2). See also the drawing given in Fig. 7. Then proceed with the
operations described:
Omission of the operations described
may compromise pump performance
and operator safety.
Ref 300761 Rev.B
12-11