General Pump MW Owners Manual - Manual (Page 12)

GENERAL PUMP
A member of the Interpump Group
MW/S SERIES
Page 12
9.2 Direction of rotation
The PTO rotation is indicated by an arrow located on the reduction gear cover. From a position facing the pump head,
the rotation direction will be as in fig. 5.
The version may be changed only by trained and authorized personnel by carefully
following the instructions in the repair manual.
9.3 Version Change and Reducer Positioning
A right version pump is defined when: observing the pump from the head side, the PTO shank of the pump shaft is on
the right side.
A left version pump is defined when: observing the pump from the head side, the PTO shank is on the left side.
See fig. 5.
1. Separate the pump head from the power end (crankcase) as indicated in Chapter 2 in points 2.2.1 and 2.2.3 of the
Repair Manual.
2. Turn the power end (crankcase) 180 o and reposition the rear casing cover in such a way that the oil dipstick is
turned upward. Reposition the lifting bracket and relative hole closing plugs in the upper part of the casing. Invert
the two inspection covers, ensuring that the open one is positioned lower. Finally, properly reposition the
specification label in its housing on the casing.
Make sure that the lower inspection cover draining holes are open.
3. Reassemble the pump head with the power end (crankcase( as indicated in Chapter 2 in points 2.2.1 and 2.2.4 of
the Repair Manual.
It is also possible to place the reduction gear in 5 different positions as per fig. 6.
Ref 300790 Rev.D
11-12