07-03-18
FMX Transmission
07-03-18
Press
Rom
Handle
Tool - T64L-7003-A4
Tool - T64L.7003.B4
REMOVAL INSTALLATION
FIG. 27—Replacing Rear Brake Drum Support Bushing
D 1751-A
chisel
and cut
along
the
bushing seam
until
the
chisel breaks through
the
bushing wall.
Pry the
loose ends
of
the bushing
up
with
an awl and re-
move
the
bushing.
2.
Insert
a new
bushing into
the in-
stallation tool
and
position
the
tool
and bushing over
the
output shaft
hub.
Then, press
the
bushing
on the
output
shaft
hub as
shown
in Fig. 28.
Press
Ram
Tool - T64L-7003.A7
FIG. 28—Installing Output Shaft
Bushing
PRIMARY
SUN
GEAR SHAFT
1.
Position
the
primary
sun
gear
shaft
in the
clutch bench fixture.
2.
Check
the fit of the
seal rings
in
their respective bores.
If
equipped
with cast iron seal rings,
a
clearance
of 0.002-0.009 inch should exist
be-
tween
the
ends
of the
rings.
If equipped with teflon seals that
are worn
or
damaged,
cut the
seals
from
the
shaft with
a
sharp knife.
Be
careful
not to
score
the
ring grooves.
3.
Replace
the
teflon seals with cast
iron seal rings,
and
check
for
free
movement
in the
groove.
REAR CLUTCH
1.
Remove
the
clutch pressure plate
snap ring,
and
remove
the
pressure
plate from
the
drum. Remove
the
waved cushion spring. Remove
the
composition
and
steel plates.
2.
Compress
the
spring with
the
tools shown
in Fig. 29 and
remove
the
snap ring.
3.
Guide
the
spring retainer while
releasing
the
pressure
to
prevent
the
retainer from locking
in the
snap ring
grooves.
4.
Position
the
primary
sun
gear
shaft
in the
rear clutch. Place
an air
hose nozzle
in one of the
holes
in the
shaft,
and
place
one
finger over
the
other hole. Then force
the
clutch
pis-
ton
out of the
clutch drum with
air
pressure. Hold
one
hand over
the pis-
ton
to
prevent damage.
5.
Remove
the
inner
and
outer seal
rings from
the
clutch piston.
6. Remove
the
rear clutch
sun
gear
bushing
if it is
worn
or
damaged.
Use
the cape chisel
(Fig. 31) and cut
along
the bushing seam until
the
chisel
breaks through
the
bushing wall.
Pry
the loose ends
of the
bushing
up
with
an
awl and
remove
the
bushing.
7.
Press
a new
bushing into
the
rear
clutch
sun
gear with
the
tool shown
in
Fig.
32.
8. Install
new
inner
and
outer seal
rings
on the
piston.
9.
To
install
the
piston
in the
clutch
drum, lubricate
the
piston seals
and
tools
(Fig. 30)
with clean transmission
fluid.
10.
Push
the
small fixture down
over
the
cylinder
hub.
11.
Insert
the
piston into
the
large
fixture with
the
seal toward
the
thin-
walled
end.
12.
Hold
the
piston
and
large
fixture
and
insert
as a
unit into
the
cylinder. Push down over
the
small
fixture until
the
large tool stops
Too/-
T68P-7D758-A
REAR CLUTCH
DRUM
D2038-A
FIG.
30—
Installing
Rear Clutch
Piston
Too/-T65L-77575-A
REAR CLUTCH
DRUM
D 1592-A
FIG. 29—Removing Rear Clutch Spring Snap Ringprocarmanuals.com
