Kohler K91 Owner's Manual page 248

2.
Install the cone valve, charge valve spring 5.
Install the valve plate on the charge pump
together with the hex head plug, and new housing, centering it around the needle bearing with
"O"
ring seal in the top right corner of
the
the steel face of the plate against the charge pump
pump end cap.
housing and the slot over the dowel pin to keep
it
b.
Models equipped for hydraulic lift: from turning. Mounted properly,
the
plate should
be
'flush against
the
housing so the cylinder block will
?
1.
Install the
7/16"
ball valve and spring to- operate
On
the bronze
surface.
gether with the hex plug and
" 0
ring
in the top left corner of the pump end cap.
2.
Install the cone valve and spring in the top
right corner
of
the pump end cap, then,
making sure that the original shim pack
is
in the spring cavity of the plug, install the
plug,
"0"
ring and shim assembly.
FIG. 62.
Charge Pump Assembly
4.
Install the gerotor set in the charge pump hous-
ing and install the pump housing and gerotor assem-
bly on the pump end cap using new seal rings
( " 0 ' '
rings and back up rings) with the valve plate dowel
pin toward
the
bottom. Install the two long and two
short bolts and tighten evenly.
FIG. 64.
Charge Pump Housing With Valve Plate
6.
Install a new pump-housing-to-end-cap gasket
on the pump end cap.
FIG. 65.
7.
Apply oil to the thrust plate and place
it
on
FIG.
63.
Charge Pump Housing
the swash ,plate.
39