41
Repair Information
– Series 2 Variable Displacement Pump
Lubricate and install the
control feedback assem-
bly on the swashplate as-
sembly. (see Figure 128)
Next, aligning with the re-
taining cap screws holes,
install the control valve
gasket on the pump hous-
ing. (see Figure 129)
Aligning the control valve
assembly with the feed-
back link, install the con-
trol valve assembly on the
pump housing. Next, in-
stall the control valve as-
sembly retaining cap
screws. Torque cap
screws to 20 ft. lbs. [27,1
Nm] to 24 ft. lbs. [32,5
Nm] (see Figure 130)
Protecting the shaft seal
with a seal bullet or simi-
lar tool, install the seal
into the pump housing.
Install the seal with the lip
of the seal facing inward.
(see Figure 131)
Using a seal driver or
similar drive the seal into
the pump housing. Drive
the seal in just far enough
to install the spacer
washer and retaining ring.
(see Figure 132)
Figure 129
Next, install the spacer
washer on top of the seal.
When severe wear in the
seal area of the pump shaft
is noted, you may want to
add an additional spacer
washer to relocate the seal
to a different location. A
maximum of two spacer
may be used. (see Figure
133)
Using internal retaining ring
pliers, install the retaining
ring into the pump housing
( see Figure 134)
Again using a seal driver or
similar tool as shown here,
tap the retaining ring inward
until it snaps firmly in its
groove. (see Figure 135)
The Series 2 Variable Dis-
placement Pump is now
ready for test and installa-
tion. (see Figure 136)
Figure 128
Figure 129
Figure 130
Figure 131
Figure 132
Figure 133
Figure 134
Figure 135
Figure 136