Kohler K91 Owner's Manual page 244

plate, refer to the
Pump Housing Disassembly and
charge pu,mp housing and over a dowel pin to keep
Assembly section.
~ - i t . from rotating.
FIG.
48.
Charge Pump Housing With Valve Plate
n
6.
Using a
5/16"
12-point socket, remove the two
short and' two long 5/16-24 charge-pump-housing-to-
end-cap bolts.
FIG. 50.
Charge Pump Assembly
7.
Rem,ove the charge pump assembly from the
pump end cap, being careful to keep the gerotor set
together. Carefully note the position (dowel pin down)
of the charge pump assembly in relation to the end
cap.
'
FIG. 51. Pump End Caps
8.
Remove the
5/8"
hex plug from the top left
corner of the pump end cap. (Top left means viewed
from the motor side of the end cap. See Fig.
51). If
FIG. 49.
the unit
i s
equipped for hydraulic
lift
operation, re-
move the charge ball valve and spring from the pump
end cap (top view).
If
the unit i s
not
equipped for
5.
Remove the valve plate from the charge pump hydraulic
lift
operation, there
will
be no spring and
Charge Pump Housing Valve Plate Removed
housing, noting that the steel surface fits against the ball valve in this area (bottom view).
35