General Pump SK Repair Manual - Manual (Page 4)

GENERAL PUMP
A member of the Interpump Group
SK SERIES
Page 4
2.1.1 Disassembly of Mechanical Parts
The correct sequence is the following:
Completely empty the pump of oil, as indicated in 2.1.
Separate the head and the spacer for liners from the pump casing as shown in 2.2.1 (from fig. 106 to 109).
Remove the upper inspection cover and the lower inspection cover by unscrewing the 4 attachment screws,
as shown in point 2.2.3 (fig. 120 and fig. 121). Slip off the O-rings and replace them in necessary.
Remove the three plungers with an open-ended wrench, as shown in 2.2.3 (fig. 122).
Remove the three spray guards, complete with O-rings (1 and 2, fig. 2).
Unscrew the M6 locking grub screws from the three oil seal covers (1, fig. 3).