White 7234 - Threading Procedure; Lower Looper Threading Guide

2-5.
Threading
When
threading
the machine
from the
beginning,
threading
must
be
carried out
in the
following
sequence:
First: Lower looper
threading (A)
Second:
Upper looper
threading
(B)
Finally:
Needle threading (C,
D)
(1)
Lower
looper threading (A)
Push
the
front
cover
to the right,
and
fold
it down
towards
you.Take the thread
drawn from
the spool
and pass
it,
through
guide
of the thread stand
and
then,
in
order;
through
guides)
4)
(s
and thread
tension
dial
6 . (Fig.
A)
Pass the thread through
guides
1
S
and
(.
Bring the
lower looper
to the far left
position
by
turning
handwheel towards
you, and
pass
the
thread
through lower looper
thread guide
ii
Then, move
the
lower
looper
slightly
to the
right
by turning
the
handwheel
towards
you.
(Fig.
B)
To
thread
the
hole
of lower
looper
, insert
the
tip
of
the
looper
threader
into the
looper slot from
the righ of
the lower looper,
hook the
thread onto
the
threader
and draw
it through
the
looper in the
direction
of
the arrow.
Then
thread
the hole
of
lower
looper
I3
using
tweezers.
Cut
the thread
leaving
about 10cm (4”) of
spare
thread. (Fig.
C)
I
if
Fig.
B
\
,“
\ ,
Fig. C
—5—