Singer Centurion 121D - MACHINE THREADING

From the library of Superior Sewing Machine & Supply LLC - www.supsew.com
l .
'
MACHINE
THREADING
1.
Move
take-up
eyelet
to
its
highest
point.
2.
Lead
thread
from
thread
stand
through
thread
post
atop
machine
arm
3.
Through
3
eyelets
of
thread
guard
4.
Units
with
U.T.T.,
through
pretensioner
5.
Down
through
thread
retainer
6.
Into
and
around
tension
assembly
7.
Over
check
spring
and
under
slack
thread
regulator
8.
Up
to
and
through
thread
retainer
and
take-up
eyelet
9.
Down
through
thread
retainers
(2)
10.
Through
needle
bar
thread
guide
11.
Through
needle
eye
from
left
to
right
ioner
, ,
For
Units
with
I!
Underbed
Thread
Trimmer
,,
I'
1:
i,
I
4