Singer 1640 - Changing Needle; Changing Presser Foot

Section
2
CHANGING
PRESSER FOOT
Raise
needle
to its
highest
position
by
turning
hand
wheel
toward
you.
Raise
presser
foot
by
lifting
Presser
Foot
Lifter
located
on
back
of
machine.
Loosen
thumb
screw
and
remove
foot.
Place
grooved
side
of
selected
presser
foot
against
presser
bar.
Tighten
screw
securely
with
screwdriver.
Do
not
operate
machine
with
presser
foot
lowered
unless
fabric
is between
presser
foot
and
fabric
feed.
CHANGING
NEEDLE
Raise
needle
to
its
highest
position
by
turning
hand
wheel
toward
you.
Loosen
Needle Clamp
Screw
and
remove
needle.
Place
new
needle
so its
flat
side
faces
back.
Push
up into
needle
clamp
as
far
as
possible.
Tighten
screw
with
a
screwdriver.
Turn
hand
wheel
toward
you
ona
com
plete
rotation
to
be sure
needle
is
correctly
positioned.
Fg
3A
Fig
3
B
—8—