Global WF 955 - Page 11

17.
ADJUSTING
THE
HEIGHT
OF
THE
NEEDLE
BAR
(Fig.17)
When
the
ne
e
dle
bar
is at
it.s
hi
gh
es
t point,
norm
a
ll
y
th
e measurement between the surface of
the
needl
e
plate
and
the
upper
e
nd
of
the
n
ee
dl
e
eye
1s
22
.3 mm.
You
can
also
ad1ust
this
at
its
lov
,·
est
point.
In
thi
s case,
normall
.,
th
e measurement be
tw
ee
n
th
e
su
rfa
ce
of
the
needle
plate
and
th
e
upp
er
end
of
the
needle
eye
is
11
mm
.
To
adJust
this
.
loosen
the
screw
J
(
Fig
.
3)
and
raise
or
lower
the
needle
bar
as
ma
y
be
required.
Then
,
tighten
tl1e
screw
upon
completion
of
adjustment.
NOT
E: T
hese
measurements
are
approximate
standard
,
accordingly
,
following
final
adjustments
·'T
IMING
BETWE
EN
THE
HOOK
AND
THE
NEEDLE"
are
recomme
nd
ed
.
18.
TIMING
BETWEEN
THE
HOOK
AND
THE
NEEDLE
(Fig.18,
Fig.19)
Af
ter setting
the
n
ee
dl
e barheighl, set stitch
length
lo
min
i.m
um
,
tum
th
e balance
wheel
toward
y
ou
until
the
needle
bar
re
ac
he
its
low
est
point.
Continue turning
and
allow
the
needl
e bar
to
raise
about
2
mm
while
on
its
upward
stroke.
With
n
ee
dl
e bar
in
thi
s
po
s
ition
,
the
point of
the
sewi
ng
ho
ok
s
hould
be
at
th
e
ce
nter of the
ne
e
dl
e,
and
normall
y,
the
m
eas
urem
e
nt
ben,;een
the
hook
point
an
I
th
upp
.r
en
d of
th
e n
ee
dle
eye
should
be
2.4
111111
.
furth
er
th
e
clearance
between
the
hook
po
int
a
nd
the
n
ee
dl
e
hol
w
:h
ulcl
be
a
bout
0.05
to
0.1
mm
.
I)
r
the
sew
in
g
hook
sho
uld
not
be
timed
co
rr
ect
ly,
loo
se
n
the
tl
m
:c
se
t
sc
r
ews
.
Turn
th
e
hook
shaft
lo
align
th
e
hook
point
ll'ith
th
e
ce
nt
er
of
th
e n
ee
dl
e. R
e-1i
g
h1
e
11
th
e
thr
ee
se
t s
crews
a
nd
re-check
th
e
timin
g of
th
e
SC
\\
in
g
hook
.
2)
To
adjust
th
e clearance be
tw
ee
n
the
hook
p
oint
and
the
n
ee
dle
hollow
,
loo
se
n
th
e
two
screws
and
move
the
ho
ok
to
th
e right
or
to
the
le
l't
as
ma
y
require.
Pl
ease
note
one of
th
e
tw
o
s<;rews
is
plac
ed
on
the
V
ditch
of
h
ook
shaft.
Th
erefo
re,
kee
p
th
e screw
on
V
ditch
durin
g a
djustm
e
nt.
Re-tighten
th
e
acrews
.
'I?
~iflt
11
==~
====
_]
Fig
.17
17ig
.
I
8
19.
ADJUSTING
THE
HEJCHT
OF
THE
PRESSER
FEET
(Fig.20)
I)
Adjustment
b
th
e
pr
esse
r
bar
lift
er.
Loose
n
th
e
sc
r
ew
I
sufficiently.
raise
th
e
pr
esser bar
lifter
and
lo
sse
n
th
e
set
sc
r
ew
2.
Move
the
lifting
pr
esser
foot
up
or
down
as
ma
y
he
requir
ed
so
as
to
get
th
e
COJTect
h
eig
ht
a
nd
l1
g
ht
6
11
th
e
sc
rews
2)
Adjustin
g
th
e
lift
of alternating
pr
esser
feel:
II'
th
e heig
ht
of
the
liftin
g
pr
esser
foo
t c
han
ges.
the
momentum
s
or
the
liftin
g
11
11d
ribrating
presser
foot
va
ry.
thus
th
e
height
of
th
e
v
ibrntin
g
pre
sse
r
Fig,
.
I
(J
I
5
~
J
Fig.20
foot
mu
st be adjusted. To a
dju
st
thi
s.
low
er the
pre
sse
r bar
lift
er,
holding
th
e
v
ibratin
g
pr
esse
r
foo
l B
(Fig.<,)
·
;1
11(1
loos
en
th
e
h
exa
g
on
screw 3
and
mo
ve
th
e
pres
se
r
foot
up
or
d
ow
n
as
ma
y
be re
qu
ired.
After
selling
th
e
po
s
1l
w
11
.
tighten
the
screw
.
-8-
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com