General Pump MW Repair Manual - Manual (Page 22)

GENERAL PUMP
A member of the Interpump Group
MW/S SERIES
Take care to fully and properly insert the O-ring in its housing on the cover to prevent
damage during screw tightening.
Calibrate the screws with a torque wrench as indicated in paragraph 3 “Screw Tightening Calibration”.
Insert the ring gear support ring in the crankshaft shank (1, fig. 73) to end stroke (1, fig. 74).
Page 22
Apply key 22 x 14 x 80 in the shaft housing (1, fig. 75) and insert the ring gear on the shaft (1, fig. 76).
The ring gear must be assembled making sure that the two M8 holes (to be used for
extraction) be turned outward of the pump (1, fig. 76).
Ref 300791 Rev.C
11-12