PTO
HORSE
MODEL
TECHNICAL
MANUAL
SECTION
4:
Transmission
Removal
and
Installation
Page
4-2
4/90
Figure 4-2: Transmission Removal and Installation.
Separating the
Transmissions
1.
Put the transmission
(PTa
power
unit
and tiller
attachment
assembly) on the floor, a
work-
bench,
or
other
surface that is
comfortable
for
you.
2.
Loosen the swing bolts
(shown in Figure 4-1) that
join
the
PTa
power
unit
and tiller
attachment.
Tines/PTa
Clutch
Lever
detent
shifting plate (15).
18.
Remove the wheels
from
the
wheel shaft. See the
Owner/Oper-
ator
Manual
for
instructions. Or,
if
the wheel is rusted
on
the shaft,
see "Removing a Rusted Wheel" in
Section 7
of
this manual.
3.
Swing the bolts
off
the
tiller
attachment.
4.
Separate the
PTa
power
unit
from
the tiller attachment.
7
4---==~~rh
6-------e.*'
11.
Remove the other engine
mounting
bar.
12.
Remove the engine from
the tiller.
13.
Remove the
two
final bolts
(7) that hold the yoke pivot links to
the
PTa
power
unit
and remove
the yoke.
Note: Take care
to
recover the
bushing in each side
of
the yoke.
14.
Remove the bolt
(8)
or
T
-handle
that holds the handlebar
mounting
base to the transmission
housing cover and remove the
base and the attached handlebars.
15.
Remove the bolt (9) that
holds the
Tines/PTa
Clutch Lever
knob
(12)
to
the lever. Then
remove the knob.
16.
Remove the
locknut
that
retains the wheel speed lever
con-
necting rod swivel to the eccentric
lever (10).
17.
Remove the
two
final bolts
from the shift lever bracket (11).
one
from the
top
left side and one
from
the right side. Then remove
the bracket along with the
attached Wheel Speed Lever and
e.
Remove the
two
mounting
bolts and lockwashers that secure
the legs
of
the battery bracket
to
the transmission cover and
remove the bracket.
3.
Remove the forward bolt on
the right side of the shift lever
bracket. Remove the Forward
Interlock Wire Harness plug
con-
nector
with bracket
(2)
on tillers
so equipped.
4.
Wrap the
engine
half
of
the
Forward Interlock Wire Harness
assembly (on tillers so equipped)
around the engine.
5.
Remove the throttle
control
and cable (3) from the handlebar.
6.
Remove the
bolt
(4) at
the
forward end
of
each side
of
the
yoke. These are
the
bolts that at-
tach
the
yoke
to
the
engine
mount.
After
you remove these bolts, pull
the yoke back.
Note: Take care
to
recover the
bushing in each side
of
the yoke.
7.
Remove the
bumper/guard
attachment. Or, remove the red
plugs in the
top
of
the
engine
mounting
bars
(5)
if a
bumper
is
not
attached.
8.
Loosen the jam
nut
on the bolt
(6) that retains the engine
mount-
ing bar on each side of the
PTa
power
unit. Then remove the bolt
from
each side.
9.
Support
the
weight
of the
~
engine by placing a
block
un@r
the engine. This is necessar.y
to
-
prevent the
engine
from falling-
when you remove the final engine
mounting
bar.
10.
Lubricate both engine
mount-
ing bars. Then, using a
punch
and
taking care
to
not
damage the
threads in the
top
of
the
engine
mounting
bars,
knock
one
of
the
engine
mounting
bars
down
and
out
of
the transmission housing
and
motor
mount.
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