Reece 103 Series User manual
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~
I
REECE
...
~~®
97-0103-M-001
May 1986
Printed in U.S.A.
BUTTONHOLE
MACHINES
series
103
SERVICE
MANUAL
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
97-0103-M-001
May 1986
..
,..
REECE
-Printed in U.S.A.
I
®
BUTTONHOLE
MACHINES
series103
SERVICE
MANUAL
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
Copyright,
1985
by
the
Reece
Corporation
IMPORTANT
No
safeguard,
safety
appliance,
or
device
attached
to
or
forming
an
integral
part
of
this
machine
shall
be
removed
or
made
ineffective
except
for
the
purpose
of
making
immediate
repairs
or
adjustments.
Any
such
safeguard,
safety
appliance,
or
device
removed
or
made
ineffective
during
the
repair
or
adjustment
of
such
machine
shall
be
replaced
immediately
upon
completion
of
such
repair
or
adjustment.
No
machine
shall
be
operated
until
such
repairs
or
adjustments
have
been
made
and
the
machine
is
in
good
working
condition.
Safety
glasses
should
be
worn
when
operating
the
machine.
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
REECE
BUTTONHOLE
MACHINE
-
series
103
CONTENTS
INTRODUCTION
Reece Buttonhole Machine
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ii
General Description
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.iii
SECTION
1
MAINTENANCE . .
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1/1
-1/35
SECTION
2
TROUBLE SHOOTING .
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SECTION
3
ILLUSTRATED PARTS
Adjustable Flybar
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3/1
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Cord Trim . .
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3/51
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Adjustable Cut Before/Cut After
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SECTION
4
PARTSINDEX
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4/1-4/10
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
REECE
BUTTONHOLE
MACHINE
-
Series
103
COMPONENTS
&
CONTROLS
THREAD
TENSION
CONTROLS
CLAMPS
STARTING
LEVER
CLAMPING
LEVER
HANDLE
WHEEL---
, ~ \
"'
·
/'¾
.•.
\
' '
~
TABLE~
-
TABLE
BASE _
I.',
' , ,
.....
MOTOR
TREADLE
-----THREAD
SUPPORT
CUTTING
LEVER
-
··
I
,------- I !
. I
---
MACHINE
BASE
J
(.
----
ii
11
.•
I MAIN
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. 1
POWER
F..J.J
SWITCH
~
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l:-
IIJ_:_
CONTROL
SWITCH
ON/O
FF
MOTOR
"ON"
INDICATOR
LAMP
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
INTRODUCTION
GENERAL
DESCRIPTION
STYLING
The Model 103
machine
Is
enclosed
with
removable
covers
for
a more modern
appearance.
DRIVE
A 1750
RPM
motor,
mounted
on
the
underside
of
the
table,
drives
a
large
positive
drive
pulley
on
the
left
side
of
the
head.
Motor
drive
is
by
"V"
belt.
The
positive
drive
pulley
(cutting
wheel)
Is
automat
Ica I Iy c I
utc
hed
to
the
worm
shaft
to
drive
the
main
cam
and
the
bedplate
for
all
functions
when
not
stitching.
Transf
er
of
drive
to
the
stitch
wheel
Is
accomplished
through
the
shifting
lever
and
three
fork
lever
to
engage
the
stitch
wheel
to
the
stitch
pulley.
Driving
power
is
transm
I
tted
from
the
I
arge
posit
Ive
dr
Ive
pu
11
ey
through
a
posit
Ive
be
It
to
a
pu
11
ey
on
a
cross
shaft.
The
other
end
of
the
cross
shaft
holds
a
spur
gear
with
direct
engagement
to
another
spur
gear
mounted
on
the
stitch
pulley.
The head and
cam
case
are
he
Id
stationary
whl
le
the
bedplate
is
driven.
This
feature
reduces
the
tendency
tor
racing
the
second
sid
e
of
the
button
ho I
e.
STITCHING
Need Ie
bar
speed
has
been
increased
up
to
2000
spm
without
a
corresponding
increase
in
noise
level,
A
quieter
rol
I
clutch
instead
ot
a ra
chet
type
stitch
teed.
The
teed
cam
fol
lower
is
ot
a
on
e
piece
construction
and
made
wider
at
the
pivot
point
tor
better
support.
The
upper
thread
tens
ion
cone
sprl
ng
is
ot
a
smaller
wire
size
to
obtain
finer
adjustment.
Ceramic
thread
guides
have been
installed
In
the
base
for
better
under
thread
and
gimp
control.
The
takeup
lever
follower
is
a
ball
bearing
tor
more pos
It
Ive
contact
on
the
head cam.
The
looper
groove
in
the
head
cam
has
been
refined
for
quieter
operation.
The
needle
bar
rocking
lever
pivot
point
is
provided
with
sidewise
adjustment
to
prevent
the
rol
I
stud
from
bottoml
ng
In
the
head
cam
groove.
SERVICING
To
raise
the
head no
longer
requires
belt
removal
and
Is
assisted
by
a gas
spring.
A
latch
is
provided
to
permit
partial
opening.
An
extens
i on
has
been added
to
the
stitch
whee I
tor
easier
turning,
iii
It
is
now
easier
to
reverse
the
main
cam
to
elimin
a
te
a
bind,
This
ls
accomplished
by
removing
the
stl
tch
feed
I
Ink
and arm and
reversing
the
operation
ot
the
left
hand
crank,
The head and
bedplate
are
designed
with
large
openings
tor
ease
ot
access,
replacing
parts,
or
removing
debris
from
the
main
cam
without
disassembl
Ing
the
machine.
SAFETY
The
needle
guard
has
s imp I i
city
and
ease
ot
been
redes
I gned
tor
access
to
the
sewing
area.
New
machine
guard
and
covers
are
provided
to
prevent
operator
injury,
El
e
ctrical
controls
include
a
large
pedal
-
operated
emergency
motor
stop
sw
Itch,
A
machine
eye Ie can
not
be
res
tarted
without
pressing
a
motor
start
switch,
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
...
REECE
~
~
®
BUTTONHOLE
MACHINES
series
103
Section
1
MAINTENANCE
This section contains information for Reece Adjustable Flybar Machines-
series 103 and other information common to all series 103 models. Informa-
tion unique to other models will be located in sections dedicated to those
particular models.
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
MAINTENANCE
CONTENTS
OPERATING CYCLE
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1/1
OPERATING SEQUENCE
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1/1
OPERATING INSTRUCTIONS
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1/2
START AND STOP MOTION
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CLAMPING .
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1/6-1/9
SHAPING
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1/10-1/14
STITCHING
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CUTTING . . . .
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TRIMMING
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UPPER THREAD DRAW-OFF
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ADJUSTMENTS SPECIAL TO CORD TRIM MODELS
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1/245
ADJUSTMENTS SPECIAL TO AF-CB/CA MODELS
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THREADING . .
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LUBRICATION
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1/31
-1/35
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
OPERATING
CYCLE
1/1
lN>ERSTAtl)ING
tOW
A Mt\CHINE
WCRKS
Diagnosing
buttonhole
prob
I
e115
In
a Reece
Ser
Ies 103
an
the
Is
understanding
principle
and
sew
Ing
machine
requires
of
how
It
functions.
It
construction
of
the
machine
understood
then
It's
a
matter
of
reasoning
to
determine
the
cause
of
trouble,
and
to
what
It
can
be
attributed.
It
Is
very
Important
to
observe
the
periods
of
cycle
when
the
trouble
Is
occurlng
or
whether
It
is
of
a
constant
nature.
It
It
Is
occurlng
at
definite
periods
one
should
a I
ways
try
to
starting
to
adjusting.
determine
the
possible
cause
before
adjust
something
which
needs no
It
It
Is
of
a
constant
nature
locating
It
Is
a much
simpler
task.
Whether
the
trouble
Is
periodic
or
constant,
It
Is
always
advisable
to
study
the
time
and
order
In
which
the
various
units
function.
A
functional
knowledge
of
the
machine
wl
11
help
point
to
the
source
of
trouble
but
it
also
wi
ll
be
of
ass
I
stance
when
mak
Ing
a
systematic
hunt
by
a
process
of
el
I
ml
nation.
An
excellent
rule
well
worth
keeping
in
mind,
Is
"Never
disturb
an
adjustment
without
knowledge
of
the
effect
the
change
wi
11
produce
and
how
to
restore
the
mechanism
to
Its
original
setting".
ESSENTIALS
There
are
buttonhole
two
essentla
Is
mac
hI
ne.
One
that
under
I Ie a
Is
the
cycle
of
operation
over
the
buttonhole
pattern
other
Is
stitching
around
the
pattern.
and
the
Before
a
buttonhole
machine
will
run,
these
two
essentials
must
function.
SEQUENCE
Next
there
Is
an
operating
sequence
of
the
var
Ious
funct
Ions
that
go
Into
the
mak
Ing
of
the
buttonhole.
Each
function
has
a
definite
purpose
and
at
ter
comp
I
et
i ng I
ts
operat
Ion
turns
the
job
over
at
the
right
time
to
Its
next
sequence.
OPERATING
SEQUENCE
1.
STARTING
Depressing
the
starting
lever
allows
the
rotating
left
hand
wheel
and
Its
contact
to
spring
Into
engag
ement
with
contact
block
of
the
drive
hub.
The
driving
action
of
the
left
hand wheel on
the
drive
hub
turns
a
shaft
and
revolves
the
main
cam
through
a worm
gear.
The
ma
In
cam
through
th
Is
period
of
cycle,
clamps
and
spreads
th
e
work
and
moves
the
bedplate
to
a
forward
position
during
wh
i
ch
time
the
ro
c
ker
arm
swings
backward
al
lowing
the
clutch
to
engage on
the
right
hand
wheel.
At
this
time
the
contacts
at
the
left
hand wheel and
drive
hub
are
disengaged
and
the
function
on
the
left
hand
wheel
tor
this
cycle
has
ended.
2.
STITCHI
NG
The moment
the
clutch
on
the
right
hand wheel
Is
engaged
to
the
pulley
the
stitching
operation
begins.
During
the
stitching
operation
an
Intermittent
feeding
takes
stroke
of
the
needle
bar.
reaches
the
eye
a
lateral
cam
swings
the
bedplate
to
eye
on
the
right
hand
side.
p I
ace
at
every
other
When
the
stitching
mot
i
on
from
the
main
the
widest
part
of
the
At
the
moment
that
the
wI
dest
part
of
the
eye
has
been
reached,
a
sector
motion
takes
place
turning
the
needle
bar
and
stitching
mechanism
around
the
upper
half
of
the
eye
and
stops
turning
at
the
widest
part
of
the
I
eft
side
of
the
eye.
The I
atera
I motI
on,
which
at
this
time
reached
the
I
lmlt
of
Its
swing
to
the
left,
begins
to
swing
the
bedplate
back
to
the
center
I
lne
of
the
buttonhole.
The
stitching
then
continues
unti
I
It
has
reached
the
point
where
it
began.
The
rocker
arm
during
this
period
swings
In and
releases
the
clutch,
stopping
the
actions
of
the
needle
bar
and
sewing
mechanls115. The
function
of
the
righ
t hand wheel
had ended
for
this
portion
of
this
cycle.
3.
CUTTING
Atl)
FINISHING
lHE
CYCLE
CR
STOPPING
At
this
point
contact
block
on
the
left
hand
wheel
engages
the
contact
block
of
the
drive
hub
and
brings
the
bedplate
to
a
(*)
cutting
position
and
after
cutting
moves
the
bedplate
to
its
most
rearward
position
to
trim
the
thread,
unclamplng
the
work
and
disengages
the
left
hand wheel
from
the
handle
lever,
completing
the
entire
cycle.
* The
cutting
position
on
a
Cut
Before
machine
is
at
the
start
of
the
eye I
e.
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
1/2
OPERATING
INSTRUCTIONS
CAUTION
Before
applying
power
see
A4.
10
MAKE
A
BUTTONHOLE
1.
2.
3.
4.
Turn
on
main Power
Switch
and
depress
Control
Power
ON/OFF
switch.
Secure
lower
thread
and gimp
under
clip.
Insert
work
material
under
c I
amp
feet.
Clamps
may
be
manually
locked
and
automat-
lea
I
ly
locked
by
the
rnach
I
ne.
Draw
oft
three
inches
of
upper
thread
and
hold
taught.
Depress
starting
lever.
The
machine
wi
11
comp
I
ete
one
button
hoI
e,
tr
Im
the
upper
thread,
stop
and
release
the
work.
Remove
work
material.
Trim
lower
thread
and
gimp.
CLAMPll'6
STARTll'6
LEVER-----___:
CLAMP
FEET
10
STOP
niE
~INE
OORING
A
CYCL£
Heel
treadle
to
irrmediately
stop
all
machine
operations.
To remove
work
In
case
of
mis
location
threading:
1.
Stop
machine.
or
un-
2.
Release
trip
lever
by
pu
11
ing
toward
opera-
tor,
turn
stitch
wheel
untl
I
It
locks.
Release
c I
amps
by
pushing
clamp
lever
and
remove
mater
Ia I and
trim
threads.
3.
Lock
clamps
and
press
STARTING
LEVER
to
return
mac
hI ne
to
"home"
pos
It
ion.
A
complete
cycle
may
be
made
under
power
includ-
ing
cutting,
without
sewing:
lift
Lever
CA)
and
hold
-
depress
Starting
Lever.
After
machine
has
traveled
a
short
distance,
release
Lever
CA>.
TRIP
fig.I
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
START
AND
STOP
MOTION
Set
Stop
Motion
as
fol
lows:
(Use
gauge
03-0279
whenever
possible)
Check
and
set
Stop
Motion
in
CA
Mode,
1.
Under
power,
eye
I e
machine
through
to
home
(rear)
position.
Hand
crank
L.H.
wheel
slowly
watching
tor
any
further
rearward
movement
of
the
bedplate.
It
additional
rearward
t I
g.
2)
forward.
movement
ex
is
ts,
loosen
nut
(A,
s I i
ght
ly
and
adjust
stud
Retighten
nut
(A).
CB)
Repeat
this
2,
3,
4.
cycling
procedure
unti
I
bedplate
reaches
home
position
at
the
end
of
the
eye
I e
and
additional
hand
cranking
can
no
longer
cause
further
rearward
bedplate
movement,
With
mad,
ine
now
in
home
position,
adjust
rol
I
CC,
fig.
3)
to
rest
on Ieng-th
gauge
by
means
of
screw
(0)
and
check
nut
(El.
Proper
clearance
between
rol
I
CC)
and
length
gauge
is
•
005
11
to
a s
Ii
git
drag.
With
machine
still
in
home
position,
adjust
bumper
against
stud,
CF,
fig.
3).
Bumper
is
correctly
adjusted
when
lever
(H)
can
be
lifted
and
link
(J)
does
not
string
forward,
Bumper
shou
l d
not
be
adjusted
so
as
to
force
stud
CF)
against
the
back
of
slot
of
lever
(H),
lt1
en
R,H,
(stitdl)
whee I
is
locked,
set
rol
I
(K,
fig.
3)
of
rocking
lever
to
stop
whee
I.
Loosen
screw
(L).
Remove a
11
end
play
between
the
three
fork
lever
and
the
rocking
lever
as
shown
in
fig.
3.
Clearance
between
rol
I
(K)
and
stop
wheel
shou
Id be
from
"dayligit"
+
,010
11
•
Tigiten
screw
(L),
Redleck
adjustment
#2,
GALGE
7
Reaove
al
I
(Sti
tdl)
WI-EEL
"Tl-REE
FCRK
LEVER
end
play
at
1h
is
point.
fig.
3
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
1/4
START
AND
STOP
MOTION
5.
Adjust
eccentric
latch
(M)
so
'that
R.H.
(stitch)
pulley
Is
freewheeling.
Loosen
screw
(N,
t I
g.
4)
and
rotate
eccentr
Ic
(P)
so
1h
at
I
ts
wIde s I de Is
towards
1h
e
rear
of
mach
I
ne
and
eccentr
Ic I
atch
(M)
Is aga
Inst
'the
ledge
of
stop
...neel
holding
clutch
dog
approximately
one-halt
way
between 'the
drive
cam
and
'the Ins
Ide
diameter
of
R.H.
(stitch)
pulley.
Retlg,ten
screw
(L,
fig.
3).
6.
Crank machine
until
roll
(C,
fig.
4)
reaches
'the h
lg,
point
of
leng1h gauge.
Turn
R.H.
(stitch)
wheel
untl
I dog Is
at
6
o'clock
as
shown.
At
1h
Is
point,
1h
ere
shou Id be
1/16
11
c I
earance
between dog
(Q)
and
1h
e end
of
t
lyover
lever
(R).
To
adjust,
loosen
screw
(S)
and
move
flyover
lever
front
or back as
necessary.
Ret
I
g,
ten
screw
CS).
7.
Lift
lever
(H,
fig.
5) and
al
low I
Ink
(J)
to
come
forward.
There
shou Id
now
be a
1/64
11
clearance
between dog
(Q)
and
flyover
lever
(R).
To
adjust,
loosen
nut
(T)
and
adjust
position
of
rocking
lever
to
obtain
1hls
setting.
Retlg,ten
nut
(T).
s
STOP
11£EL-----t---i
dog
at
6
o'clock------.:~~--\
FL
YO
VER
LEVER
---111/16"
ROCKI~
LEVER
fig.
5
fig.
4
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
START
AND
STOP
MOTION
1
/5
8.
Turn
R.H.
(stitch)
wheel
unti
I dog
is
at
'twelve
o'clock
and
releases
trip
lever
(see
fig.
6).
At
this
point,
dog
(Q)
should
just
touch
underside
of
flyover
lever
(R)
without
I
!Hing
It.
To
adjust,
loosen
top
bracket
and
move
up
or
down
to
su
It.
Tighten
the
three
screws
that
hold
top
bracket
to
machine
head.
9.
at
12
o'clock
fig.
6
Leaving
the
machine
In
the
above
position,
crank
L.H.
wheel
until
bedplate
has
moved
completely
through
eye
position.
With
dog
stl
II
at
twelve
o'clock
and
trip
lever
released,
L.H.
dog
(fig.
7)
should
just
clear
(cannot
engage
drive
hub
with
llght
outward
pressure
on
L.H.
whee
I>.
Up
to
.015
11
Is
permlssable.
To
adjust,
loosen
screw
CU,
flq.
9)
and move
L.H.
wheel In
or
out
as
necessary.
Retl
g
hten
screw
CU
l.
10. To
adjust
for
simultaneous
release
of
L.H.
and
R.H.
dogs,
with
power
off,
depress
starting
lever
(see
fig.
1)
to
engage
L.H.
dog.
While
applying
slight
counter-
clockwise
pressure
on
R.H.
hand
grip
(fig.
6),
cycle
machine
back
by
turning
pulley
CV,
fig.
8)
counter-clockwise
by
hand.
As
rol
I
(C,
fig.
4)
begins
to
ascend
high
point
of
length
gauge,
R.H.
dog
should
release
at
same
time
or
after
L.H.
dog
releases
and
before
L.H.
dog
separates
.016
11
•
fig.
8
•
11.
There
should
be
a minimum gap
of
1/16
11
between
spool
and
L.H.
wheel
as
shown
in
f I
g.
9.
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
1/6
CLAMPING
(FOR
ADDITIONAL
CB/CA
INFORMATION,
REFER
TO
END
OF
CLAMPING
SECTION)
FABRIC
CLEARAt«;E
BETWEEN
MUS
AN)
FEET
To
raise
clamp
arrrs
tor
more
clearance,
loosen
nut
(A)
and
turn
screw
(E)
out.
For
less
clearance
turn
screw
in.
Tl!'.j)ten
nut.
~en
the
clamps
are
in
the
raised
position,
the
R.H.
clamp
toot
should
be
approximately
1/16
11
-
1/32
11
lower
than
the
L.H.
clamp
toot
to
equalize
hold
Ing
pressure.
There
should
be
clearance
between clamp
arm;
and
clamp
pull
downs
over
entire
clamp
travel.
Widen
clamp
arm
clevis
as
necessary
to
obtain
clearance
and
prevent
any
binding.
CLAMP
ARM
f I
g.
10
Bl\l.At£I
NG
CL.AMP
PRESSI.R
E
To a
pply
more
pres
s
ure
between c l
amp
arrrs
an
d
cl
amp
feet:
Loosen
lar
ge
nut
on
in
n
er
si
de
ot
stu
d
(B).
Lo
ose
n
nut
(C)
and-
t u
rn
screw
in
tor
mor e
clam
p
pressure,
out
against
screw.
...CLAMPING
tor
less,
bring
ing
Tl!'.j)ten
nuts.
stud
down
To
raise
clamps
sooner
at
the
end
ot
the
cycle:
Loosen
bolt
(D)
and
move
toggle
engaging
arm
forward
tor
earlier
r i
se,
back
tor
later
rise.
TI
!'.j)
ten
boI
t.
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
CLAMPING
CLAMP
SPREADING
Fabrics
vary
In
the
amount
of
spreading
required
between
the
clamp
plates
before
sewing
begins.
In
al
I cases
the
clamp
plates
should
spread
equally
and
para
I
!el
to
each
other.
ADJUST
FOR
PARALLEL
SPREAD
Pu
11
the
clamp
lever
to
lower
the
clamp
feet
and
put
pressure
on
the
clamp
mats.
Loosen
screws
(G)
to
permit
the
"out"
stops
to
float.
Loosen
screws
(F)
and
pu
11
the
clamps
sidewards
untl
I
they
rest
against
the
bedplate
ledges.
Bring
screws
(F)
to
bear
against
the
clamp
plate
edges and
tighten.
This
adjustment
causes
the
clamp
plates
to
spread
even
Iy
(para
I
le
I
to
each
other).
ADJUST
FOR
EQUAL
SPREAD
Release
the
clamp
return
to
center.
crank
the
mach
l ne
spreader
wedge
ls
lever,
al
!owing
the
clamps
to
Reapply
clamp
pressure
and
untl
I
the
widest
part
of
the
between
the
two
rolls.
Adjust
the
"out"
stops
against
the
sides
of
the
c I
amp
pI
ates
so
that
the
space
between
the
clamp
SPREADER
~OGE
ROLLS
CLAr,t>
LEVER
11
OlJT
n STCF
plate
edges and
the
bedp
late
ledge
ls
equa I
on
both
sides.
Tighten
screw
(G).
ADJUSTMENT
FOR
AMOUNT
OF
SPREAD
The amount
of
spread
needed
to
obtain
the
best
result
depends upon
the
type
of
fabric.
Thicker
fabrics
usually
require
more
spreed
than
thinner
fabrics.
To
obtain
more
or
less
spread:
Loosen
screws
(E)
and
move
the
"In"
stops
Inward
for
more
spread
or
outward
tor
less
spread.
The
"In"
stop
position
must
be
Identical
on each
side
or
uneven
spreading
wll
I
result.
On
CB
mach
Ines,
the
center
stroke
of
the
need
le
must
enter
the
cut,
however,
too
much
spread
w
111
narrow
the
bite
of
the
vibration
stroke.
Try
to
obtain
maximum
bite
by
having
minimum
spread.
The
effect
wlll
be
to
pull
the
buttonhole
together.
On
CA
machines,
the
spread
Is
not
as
crltlcal,
however,
Important
to
hold
material
firmly
and
spread
equa I
ly
on
both
sides
so
that
knife
wt
11
not
cut
stitches.
--------------
CLAMP
MAT
~
fig.
12
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
1/8
CLAMPING
REPUCIN6
CLAMP
PARTS
Cl.N4P
MATS
A
new
clamp mat
must
be
contour
fl
led
and
beveled
to
permit
clearance
between
ihe
edge
of
ihe
mat
and
ih
e
ih
roat
pI
ate
when
ih
e
mach
Ine goes
ih
roug,
I
ts
eyeI
e.
Remove cI
amp
arlT'S
by
means
of
screws
CA
l.
01
eek
to
see
ih
at
ih
e c I
arrp
p I
ates
are
adjusted
for
parallel
spread
(see
page
A14).
Wl1ti
1he clamp
plate
held
to
maximum
spread
against
ihe
"out"
stop,
move
1he
"In"
stop
outward
to
hold
1he
clal1'4)
plate
In
ihe
maximum
spread
pos
ltlon.
Crank
1he machine
slowly
1hroug,
Its
cycle.
Remove
and f I Ie
1ti
e
new
c I
amp
mat
to
obta
In
1ti
e
fol
low
Ing
clearances:
On
AF-CB and AF-a3/CA
models,
fl
le
ihe
mat
countour
to
clear
1he
ihroat
plate
shoulder
by
1/
16
11
1ti
roug,
out
1h
e eye I
e.
On
AF-CA
models,
f I
le
ihe
mat
contour
to
cl
ear
ihe
raised
portion
of
1he
-throat
plate
by
1/32
11
all
ihe
way
around.
\men
contour
tilling,
an
attempt
should
be
made
to
f Inlsh between
two
rows
of
knur
Is
for
greater
strength.
The under
side
of
1he clamp mat
should
now
be
fl
led
to
provide
bevel
for
throat
plate
clearance
when
1he clamp
plates
are
under
pressure
from
1he
clamp
arlT'S
(see
Insert).
The
bevel
Ing
operation
must
leave
enoug,
stock
at
the
contoured
edge
so
0
CLAMP
FOOT
that
ihe
material
can
be
held
firmly
wlihout
break
Ing
ih
e
edge.
must
be
removed.
CLAMP
ARMS
NI>
FEET
A
11
burrs
and
sharp
edges
Clamp
arlT'S
are
Installed
so
1hat
the
edge
of
each
foot
overlaps
the
clamp mat by 1he same amount
that
1he clamp mat
was
set
to
clear
1he
-throat
p I
ate.
To
adjust,
loosen
screw
CH)
and s I
Ide
clamp
block
In
or
out
as
necessary.
Grind
1he
foot
contour
to
fol
low 1he mat
contour.
Remove
al
I
burrs
and
sharp
edges.
Ttg,ten
nuts
(J)
to
remove
al
I
side
play.
After
t I
g,
ten
Ing,
1h
e c Iafl1) arm
must
rema
In
free
enoug,
to
drop
off
Its
own
wel
g,
t.
Adjust
clafl1)
feet
for
fabric
clearance
as
des
er
I
bed
on
page A
13.
CLN4P
ARM
CLAMP
CLAf,f>
PLATE
UNDERSIDE
VIEW
CE
& CE/CA
overlap
-
1/16"
0
CA
overlap
-
1/32"
0
0
CLAMP
MAT
0
CLAMP
MAT
CLAMP
ARM
S o
TOP
VIEW
l I f I
g.
14
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
CLAMPING
1/9
REPLACING
CLN4P
PARTS
CLAMP
PLATES
To
assure
that
clamp
plates
seat
In
the
bed
of
the
machine
without
rocking,
they
are
sllghtly
crowned
to
assure
that
al
I
four
corners
contact
the
bed
at
the
same
time.
The
crowning
should
not
be
easily
vlslble,
but
can
be
detected
when a
straight
edge
•-CRO~INGII
(exeggerated)
Is
held
against
the
underside.
To
test
for
even
contact
at
all
four
corners,
place
the
clamp
plate
In
position
on
the
bedplate.
Hold
one
front
corner
to
see
If
any
"rocking"
occurs.
This
pro-
cedure
Is
repeated
on
the
two
remaining
opposite
corners.
The clamp
plate
may
be
bent
sl
lghtly
to
obtalfl
equal
seating
on
al
I
four
corners.
f I
g.
15
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
1
/10
SHAPING
ALIGNlt«;
FLY
BAR
PL.ll'tGERS
Willi
CAM
PLATE
Plungers
should
enter
slots
In
cam
plate
to
a
dep1h
of
1
/8
Inch
max
I
mum.
To
<1djust:
take
up
or
let
out
with
Nuts
(A).
Plunger
(B)
should
enter
slot
In
cam
plate
when
the
rol
I on 1he
latera
I
lever
is
at
1he peak
(D)
of
'the
fig.
16
main cam.
To
adjust:
loosen
nut
(C) and
tap
bedplate.
Crank
machine
untl
I 1he
rol
I on
the
lateral
lever
Is
captured
in
peak
(D)
of
main cam.
At
1h
Is
point,
plunger
B)
should
have
wl1hdrawn
from
slot
In
cam
pI
ate.
To
adjust:
loosen
screw
CE)
and
adjust
bracket
against
lever.
From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
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