Pfaff Creative 7550, Руководство по обслуживанию, Страница: 27 / 116

Adjustment in relation to the sewing
foot:
e
Loosen screw 41 (ftg. 1 Ob).
a
Move pin 43 together
with
collar and needle bar frame 42 to the front
or the
rear until
the
needle
Is exactly in the middle of the needle hole in the sewing
foot
(fig. 1 Ob).
•
Tighten screw41.
Check:
e
Turn the handwheel and raise the needle .
e
Place a piece of paper underneath the sewing foot and lower the foot.
•
Turn the handwheel and bring the needle to its lowest position.
e Its
distance from the front and rear edges of the needle
hole
in the foot must
be
equal.
e
Disconnect spring 35 at the top
with
a spring hook and let
it
hartg on the latter
1 Oa).
e
Disconnect
connecting
rod
34
at pin 36 by lift i ng
it up.
e
Move the needle bar frame and the connecting rod to the left and right
Important:
The needle bar frame must move easily and without binding.
If
this Is not the case any binding must
be
removed.
e
Re-insert pin 36
of
connecting rod 34.
•
Mount sprirtg
35 on
connecting rod
34.
AdJintlng the needle p&ete:
e Turn the handwheel and bring the needle to
Its
top
position.
•
Remove the zlgzag foot
e
Turn the handwheel and bring the needle to
Its
lowest position.
e
Turn adjustment eccentric 44 until the distance from the front and rear
'
l
thE' needle
hole is equal (fig. 10c).
Crou-dleck:
e
Carry out
a visual check at straight
stitch
and zlgzag
stitch se:
26
I
I
I
36
Fig.
lOa