White 1634 - Machine Adjustment Chart

I
ADJUSTING
THREAD
TENSIONS
Thread
tensions
will
vary
according
to
the
type
and
thickness
of
both
thread
and
fabric.
Adjust
the
thread
tension
of
the
machine
accordingly
while
checking
the
seam.
Thread
tension:
Turn
dial
toward
smaller
numbers,
tension
becomes
loose.
Turn
dial
toward
larger
numbers,
tension
becomes
tight.
A:
Left
needle
thread
tension
dial
D:
Lower
looper
thread
tension
dial
B:
Right
needle
thread
tension
dial
C:
Upper
looper
thread
tension
dial
/
ir
Correct
thread
tension
(0.24”)
Lower
looper
thread
Upper
looper
thread
-
13-