Singer 870 Operation manual

.—‘ I ,,
_
Ii
O
WNER
‘S
OPERA
TIN G
AND
MAINTENANCE
MANUAL
4
MODEL
t1UMER
870

You
are
now
the
owner
of
anew
zigzag
sewing
machine,
the
most
versatile
type
of
its
kind you
can
possess.
Buttonholes,
monogramming,
overcasting
and
creative
embroidery
are
done
with
ease
and
speed.
To
aid
you
in
obtaining the
greatest
performance
from
your
new
machine
this
book
on
its
care and
use
has
been
written
for
you.
Read
the
instructions
carefully as
a
thorough
understanding
of
your machine
will
reward
you
with
many
hours
of
trouble-free,
creative
sewing.
Time-saving
attachments
such
as
rufflers,
binders,
edgestitchers,
cording
feet
and
soforth
to
complement
the
accessories
furnished
with
your machine
are
available
from
the
store where
you
purchased
your
machine.
WHITE
SEWING
MACHINE
COMPANY
Cleveland,
Ohio
44111
White
Consolidated
Industries
Inc.
Toronto,
Ontario,
Canada

INDEX
Page.
Features and
Parts
2-3-4
Needle
and Thread Chart
5
Setting
the
Needle
6
Winding
the
Bobbin
7
Threading
Bobbin
Case
8
Upper
Threading
9
Straight
Stitching
10
Setting
the Stitch
Length
11
Adjusting
the
Tensions
12
Adjusting
Pressure
and
Feed
13
General
Sewing
13
Light
Weight
Fabrics
13
Darning
and
Monogramming
13
Removing the
Work
14
Zigzag
Stitch
System
15
Page.
Creative Embroidery
and
Satin
Stitch
15
Free
Hand Embroidery
Patterns
16
Twin
Needle
17
Making
Buttonholes
18-19
Sewing on
Buttons
20
Embroidering
With
a Hoop
21
Quilting
22
Narrow
Hemmer
23
Sewing
With
Braid
24
Blind
Stitch
Hemming
24-25
Care
and
Maintenance
26
Oiling
27
Useful
Hints
28
Minor
Faults
29

-C TL’I

3
FEATURES
AND
PARTS
(Front
View)
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
Top
thread
guides
Pressure
release
(Darner)
Thread
take
up
lever
Pace
plate
Lower
thread
guide
Sew
light(inside
face
plate)
Presser
foot
clamp
screw
Presser
foot
Cover
plate
Needle
plate
Needle
clamp
screw
Upper
thread
tension
Drop
feed
knob
Zigzag
width
Zigzag width
Stitch
length
lever
17.
Stop
motion
knob
18.
Hand
wheel
19.
Bobbin winder
20.
Top
cover
plate
21.
Bobbin
Winder
tension
22.
Blind
stitch
lever
13.
14.
15.
16.
stops
control
lever
control
and
reverse

4
(Rear
View)
23.
Spool
pins
24.
Thread
cutter
27.
Head
hinge
mounting
holes
25.
Presser
bar
lever
26.
Sew
light
switch
Pig.
2

a
5
NEEDLE-THREAD-FABRIC-STITCHING
GUIDE
Machine
Silk
Needle
Stitches
Cotton
Mercerized
or
Pabric
No.
Per Inch
Thread
Thread
Nylon
Extremely heavy
6
10
tarpaulin,
sacking.
4
to to
Heavy
Duty
canvas,
duck,
etc.
8
30
Heavy
upholstery
8
30
fabric,
ticking,
3
to
to
Heavy
Duty
denim,
leatherette
10
40
Medium
heavy
drapery
10
40
fabric,
velveteen,
2
to
to Heavy
Duty
suiting,
felt,
terry,
etc.
12
60
Medium
broadcloth,
12
60
percale,
gingham,
linen,
1
to to
50
A
wool.
shantung,
etc.
14
80
Sheer
voile,
lawn,
14
80
dimity,
crepe,
0
to to
50
A
handkerchief
linen,
16
100
plastic
film,
etc.
(plastic
film)
8
to
10
Very
sheer
chiffon,
16
100
batiste,
lace,
organdy,
00
to to
50
A
ninon,
net,
marquisette,
etc.
20
150

6
SETTING
THE
NEEDLE
See
Fig.3.
Raise
the needle bar
A to
its
highest
point,
turning
hand
wheel
toward
you
by
hand.
Then
loosen
the
needle
clamp
screw
B
and
the needle
can
be
inserted
into clamp
C.
Place
needle
(flat
side
to
back)
in
the needle
clamp
and
push
it
upward
as for
as it
will
go
into
the needle
clamp
hole,
tightening
the
needle
clamp
screw
securely
with
a
screwdriver.
After Changing
the
needle,
make
one
complete revolution
of
hand
wheel
by
hand
to
be
sure the
needle
is
in
the
correct
position.
I
FLAT
SIDE
OF
NEEDLE
Fig.
Fig.
4

7
WINDING
THE
BOBBIN
Disengage the
hand wheel
(Fig.5) from
the
stitching
mechanism
by
turning the
clutch
toward
you
or
counter-clockwise.
Place a
spool
of
thread
on
one
of
the
spool pins,
lead
thread
through
the
upper
rear
thread
guide
(1)
and
to
the
right
around
the
bobbin
winder
tension
discs (2).
Make one
winding around
the
discs
and
run
end
of
thread
through
a
hole
in
the
bobbin edge
and
place
bobbin
on
spindle (3)
fitting
the
notch
in
bobbin
over
small
pin
on
spindle.
Hold
the
thread
end
loosely and
start
machine
slowly. Stop
the
machine
when it
is
filled.
Break off
loose
thread
end
used
to
start
the
winding.
Turn
clutch
away
from
you
until
sewing
mechanism
is
again engaged
so
that
the
needle
moves
when
you
turn
the
hand
wheel.
1
ZEZ
6 LJ1
Pig.
5
Pig.
6

8
THREADING
THE
BOBBIN CASE
Refer
to
Figs.
7,
8
and
9 and
practise
the
following
procedure.
Hold
the
bobbin
case
in
your
left
hand.
Let
about
two
inches
of
thread
hang
free
from
the
bobbin, and
insert
bobbin
into
case
so
that
thread
will
be
rotating
counter
clockwise.
Guide
the
thread
end
through
the
slot
on
the
side
of
the
case
and
under the
tension
spring until
it
enters
the
small
notch
on
the
edge
of the spring.
PLACING
BOBBIN
CASE
IN
SHUTTLE
Open
cover
plate
in
front
of
the
needle. (See
9 Fig.
1). Hold
the
bobbin
case
latch,
(0).
Fig.
10,
between
the
thumb
and
forefinger
of
the
left
hand.
with
at
least
three
inches
of thread
running
from
the
top
of
the
bobbin
case
to
the
right.
Insert
and
center
the
bobbin
case
on
the
stud
of
the
shuttle
body,
(C).
Be
sure
the
bobbin
case
finger.
(E),
is
opposite
shuttle
race
notch,
(A). Press
the
bobbin
case
into
the
shuttle
as
far
as
possible
until
latch
catches
on
the
center
post
of
shuttle.
Then,
release
the
bobbin
case
latch,
(0).
Press
bobbin
case
again
after
latch
has
been
released
to
make
sure
the
bobbin
case
is
locked
securely
in
place.
Close
the
cover
plate.
Fig.
7
Fig.
9
Fig.
10