Pfaff hobbylock 788 Owner's Manual - Page 32

Changing, upper, knife, mains, plugl

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Changing the upper knife: Pull out the mains plugl Unscrew knife retaining screw 35 and remove upper knife 11. Disengage the upper knife, see page 23. Insert the new upper knife and tighten its retaining screw securely. Reset upper knife to its cutting position. Set upper knife with knife guide 27 up (cutting position>. Turn the handwheel until the upper knife is at its lowest position. In this position, the front edge of the upper knife must be 0.5 to 1 mm below the cutting edge of the lower knife. 30

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Changing
the
upper
knife:
Pull
out
the
mains
plugl
Unscrew
knife
retaining
screw
35
and
remove
upper
knife
11.
Disengage
the
upper
knife,
see
page
23.
Insert
the
new
upper
knife
and
tighten
its
retaining
screw
securely.
Reset
upper
knife
to
its
cutting
position.
Set
upper
knife
with
knife
guide
27
up
(cutting
position>.
Turn
the
handwheel
until
the
upper
knife
is
at
its
lowest
position.
In
this
position,
the
front
edge
of
the
upper
knife
must
be
0.5
to
1
mm
below
the
cutting
edge
of
the
lower
knife.
30