PTO
HORSE
MODEL
TECHNICAL
MANUAL
Page
7-3
4/90
SECTION
7:
Special
Repairs
and
Procedures
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Figure 7-2: Wheel Shaft
Assemb~.
3.
From the left side
of
the wheel
shaft, remove the oil seal (1), the
(external) snap ring
(2), and the
shim(s) (3). See Section
5in this
manual
for
more details'.
4.
From the
right
side
of
the wheel
shaft, remove the oil seal (1).
5.
Insert a screwdriver in the hole
on
the right side
of
the wheel
shaft.
This
is the hole
for
the spirol
pin that
holds
the wheel
hub
to
the
shaft.
6.
Shift
the
Wheel Speed Lever
so that the
clutch
is in NEUTRAL.
7.
Strike the left side
of
the shaft
with a
rubber
hammer.
The
shaft
will move
inward
until the
hi-pro
key
(14)
on the shaft hits the side
of
the fast speed wheel gear (4).
Slowly
rotate the shaft with the
screwdriver and
continue
to strike
the left side
of
the shaft with the
hammer. You are
trying
to align
the key
(14)
in the shaft with the
keyway in the fast speed wheel
gear to permit the removal of the
shaft.
Continue
hitting the shaft until
you
feel it passing
through
the fast
speed gear. Then finish driving the
shaft out.
Note: If you had to saw the left
wheel off, you will have to use an
old wheel shaft
as
a driver. This
will require
you
to find someone
to
assist you in
turning
the screw-
driver
while
you
hold
the old shaft
and hammer.
As you tap the drive shaft out, the
key in the shaft will also remove
the
right-side bushing, snap ring,
shim(s), and oil seal.
8.
Using a long
punch
inserted
from
the right side
of
the housing,
remove the
bronfs
hushing
(13)
from
the left side
of
the housing.
You will have
to
pass
>the
punch
through
the clutch and wheel
speed gears.
9.
Disassemble and inspect the
wheel shaft. See Section 5 in this
manual
for
more
details.
Installing the Wheel Shaft
1.
Install a
hi-pro
key
(14)
in the
wheel shaft.
2.
fnspect the
new
wheel shaft
for
burrs
or
other rough spots that
could
make inserting the shaft
through
the gears and clutch
diffi-
cult. If necessary, use emery cloth
to
remove any rough spots.
3.
Pull the eccentric lever
(12)
back and wedge it.
This
releases
the
eccentric shaft (15) pressure
on
the clutch (10).
4.
Line
up
the keyways on the-
fast speed wheel gear (4) and
clutch (10). Use a screwdriver
inserted
through
the right side
of
the housing
to
position them at
12 o'clock.
5.
Lubricate the wheel shaft (5).
6.
With the key in the wheel shaft
positioned at 12 o'clock, insert the
shaft
through
the right side.
Do
not
use force;
do
not
use a
hammer.
7.
Pass the wheel shaft and its
key
through
the fast speed gear,
clutch, and
slow
speed gear.
This
may take a few attempts until you
are successful.
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