Specifications
CHASSIS
Note
Be
careful
not
to
a11
the
ball
nut
running
d
n
to
either
ond
of
the
worm
lbo
ends
of
the
ball
lJIides
will
be
I
if
the
nut
is
oDc
w
I
to
ro
until
stopped
at
the
end
of
the
worm
5
Pull
out
the
colunm
mbly
from
the
column
jacket
6
Remove
the
sector
shaft
oil
seal
7
Take
out
the
rear
bearing
outer
race
from
the
column
jacket
by
the
use
of
a
puller
8
Take
out
the
bearing
inner
races
from
the
front
and
rear
worm
bearings
9
Remove
the
colum
shaft
bearing
Ball
nut
assembly
If
the
ball
nut
assembly
or
column
is defective
recommend
the
colunm
assembly
to
be
replaced
because
assembly
and
adjustment
of
the
column
assembly
are
very
difficult
However
for
your
reference
disassembly
assembly
and
adjustment
are
descnbed
as
foUows
Disassembly
I
Remove
the
clamp
of
the
baU
guide
tube
and
withdraw
the
ball
guide
tube
out
of
ball
nut
2
Turn
the
nut
upside
down
and
rotate
the
column
back
and
forth
until
all 38
balls
are
dropped
out
of
ball
nut
With
the
balls
removed the
nut
can
be
puUed
endwise
off
the
column
Note
Bo
careful
not
to
10
the
bolls
and
moke
su
that
total
number
of
balls
is
60
balls
7
12 in
dia
l
Inspection
Check
ball
guide
tubes
for
damage
at
the
ends
where
they
pick
up
the
baIls
from
the
helical
path
Replace
guide
tubes
if
damaged
Asoembly
and
adjustment
I
Asoemble
the
ball
nut
on
the
worm
with
the
ball
guide
hole
up
2
Drop
19
baIls
into
each
of
two
holes
on
the
same
side
of
ball
nut
Tum
the
column
gradually
away
from
the
hole
being
filled
Continue
until
all
38
balls
are
installed
Note
In
cases
where the
balls
are
stopped
by
the
end
of
the
column
hold
down
those
baIls
already
dropped
into
the
ball
nut
with
the
blunt
end
of
a
d
rod
or
punch
end
turn
the
column
in
tho
rev
direction
a
few
turns
The
filling
of
the
circuit
can
then
be continued
It
may
be
to
rtt
the
colunm
end
forth
holding
tho
balls
down
first
in
one
hole
then
the
other
to
close
up
the
n
the
balls
and
fill
the
circuit
completely
and
solidly
3
Place
remarmng
22
baIls
in
halves
of
ball
guide
tubes
II
each
of
two
halves
4
Close
this
half
of
guide
tube
with
the
other
half
Hold
the
two
halves
together
and
plug
each
open
end
with
vaseline
so
that
balls
will
not
drop
out
while
installing
5
Push
the
guide
tubes
into
the
guide
holes
of
the
ball
nut
6
Assemble
the
ball
guide
tube
clamp
to
the
ball
nut
INSPECTION
AND
REPAIR
1
Measure
axial
clearance
between
the
steel balls
and
ball
nut
and
if
the
clearance
is
more
than
0
08
rom
0
0031
in
replace
the
parts
as
a
complete
unit
2
Inspect
gear
teeth
of
sector
shaft
and
ball
nut
for
wear
or
damage
If
there
is
any
sign
of
damage replace
3
Inspect
bearings
for
wear
or
chip
Replace
bearings
as
required
4
Inspect
the
serration
of
sector
shaft
and
column
for
wear
ST
4