Pfaff 1245 - 1246 Owner's Manual - Page 72

Bobbin-thread, clamp, spring, Model, these, adjustments, springs.

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Adjustment 11.05.14 Bobbin-thread clamp spring (On Model 1246 make these adjustments on both clamp springs.) Requirement 1. Between clamp spring S and the bottom of thread catcher 4, there must be a distance 2. oAf1lf2ut 0stmhh.3emwmfirtbmohen.tttwhpeeoebinnatctkohfeerdeignvneeerosrafelcdoagftecthhoerferca4lda(msceapetcsahprerrironwg4,)5.thTaenhdeprogeiunmitdsueosstflbceleeavmaepd7i.ssptarnincge 5 must be of approx. The bobbin-case must be able to be inserted and removed from the hook without any interference.. 6 1 11 - 34 Fig. 11 '29 • Align carrier 1 (screws 2) in such a way that it is in the middle of its adjustment range and parallel to the bedplate of the machine. • Unhook spring 3, • • Manually pivot thread catcher 4 over clamp spring 5. Bend clamp spring 5 in accordance with requirement 1 • Hook spring 3 back in again. PFAF

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Adjustment
11.05.14
Bobbin-thread
clamp
spring
(On
Model
1246
make
these
adjustments
on
both
clamp
springs.)
The
bobbin-case
must
be
able
to
be
inserted
and
removed
from
the
hook
without
any
interference..
•
Align
carrier
1
(screws
2)
in
such
a
way
that
it
is
in
the
middle
of
its
adjustment
range
and
parallel
to
the
bedplate
of
the
machine.
•
Unhook
spring
3,
•
Manually
pivot
thread
catcher
4
over
clamp
spring
5.
•
Bend
clamp
spring
5
in
accordance
with
requirement
1
•
Hook
spring
3
back
in
again.
Requirement
1.
Between
clamp
spring
S
and
the
bottom
of
thread
catcher
4,
there
must
be
a
distance
of
0.3
mm.
2.
At
the
front
point
of
reversal
of
thread
catcher
4,
the
points
of
clamp
spring
5
must
be
flush
with
the
back
edge
of
catcher
4
(see
arrow).
There
must
be
a
distance
of
approx.
12
mm
between
the
inner
edge
of
clamp
spring
5
and
guide
sleeve
7.
6
1
Fig.
11
‘29
11
-
34
PFAF