Pfaff hobbylock 4760

Changing
the
lower
knife
Pull
out
the
mains
plugl
Disengage
the
upper
knife
(see
p.
25).
Remove
retaining
screw
34
of
lower
knife
33.
Turn
seam
width
adjustment
knob
26
at
position
3
(smallest seam
width).
Hold
the
new
lower
knife
in such
a way
that
the
pin
extends into
the
front
hole
of the
lower
knife.
Then
screw
down
re
taining
screw
34
together
with
the
pressure
tab.
Align
the
cutting
edge
of
the
lower
knife
so
that it
is flush
with
the
needle
plate
surface.
Before tightening
the
retaining
screw,
align the
pressure
tab.
Reset
the
upper
knife
to
cutting
position.
Set
the
required
seam
width
at adjust
ment
knob
26.
33