Additional
Instructions
for Pfaff machines 546-748/01
The
Pfaff
546-748/01
is
a
two-needle,
flatbed
sewing
machine
fitted
with
unison
feed,
two
extra-iarge
vertical
rotary
hooks
and
additional
puller
feed
which
ensures
smooth
feeding of "problem" materials.
Fitted
with
a
subcl.
-368/01,
-369/01
or
-371/01
attachment
this
machine
is
primarily
intended for attaching waistbands to trousers and skirts.
Other
than
that
the
Pfaff
546-748/01
is
identical
with
our
standard
two-needle,
flatbed
sewing
machine
so
that
the
general
operating
and
servicing
instructions
given
for
this
machine
apply
to
them
also.
The
only
exceptions
are
the
instructions
for
settin.
the
foot
lift
and
adjusting
the
puller
feed
which
are
given
below.
R
9680
26.
Setting
the
foot lift
To adapt the
f«
lift the
thickness
of
the
material
to
be sewn,
loosen
wing
nut
F
(Fig. 27) and adjust the posi
tion of lifting
eccentric
con
nection
H in
the
slot
of
the
lifting crank. Move
the
con
nection upward for a higher
foot lift, or downward for a
lower
foot
lift.
Then
tighten
wing nut F
securely.
If
delicate
fabrics
should
con
tinue
to
pucker
when
sewn
on
a
subcl.
-368/01, -369/01 or
-371/01
machine,
although
the
foot
lift
was
adjusted
correct
ly, It Is recommended to re
place the rear swing-away
folder by one having a built-
in retaining mechanism and a
regulating screw (R in Fig.
28).
To
increase
the
pressure
ex
erted
cr
the
fabric
by
the
re-
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