General Pump MK Repair Manual - Manual (Page 17)

GENERAL PUMP
A member of the Interpump Group
MK SERIES
Page 17
Screw the ring nut and fasten the sleeve until the dimension “X” is reduced by a value ranging between 0.7
and 0.8 mm (fig. 52).
Unscrew the ring nut, insert the safety washer (1, fig. 53) and completely screw the ring nut (1, fig. 54);
then fold the washer’s locking key (1, fig. 55).