Pfaff Hobbylock 784

I
__
__
____
Changing
the
upper
knife:
Pull
out
the
mains
plug.
-
Unscrew
the
knife
retaining
screw
and
-
remove
upper
knife.
/
1
[
Insert
the
new
upper
knife
and
tighten
its
retaining
screw
securely.
I—
L_—--
.
N’
Set
upper
knife
with
knife
guide
27
up
(cutting
position).
Turn
the
handwheel
/
until
the
upper
knife
is
at
its
lowest
27