Setting The Thread Tension; Proper Thread Tension; Upper Thread Is Too Tight; Upper Thread Is Too Loose - Brother Innov-is 4000DLTD User Manual

Press to lengthen the stitch length.
→ The value in the display gets bigger.
Memo
• Using the Image Key, you can check
changes made to the stitch.
• Press to return the stitch length to the
original setting.
CAUTION
If the stitches get bunched together, lengthen the
stitch length and continue sewing. Do not
continue sewing without lengthening the stitch
length. Otherwise, the needle may break and
cause injury.

Setting the Thread Tension

You may need to change the thread tension,
depending on the fabric and thread being used.
Follow the steps below to make any necessary
changes.

■ Proper Thread Tension

The upper and lower threads should cross near the
center of the fabric. If the thread tension is not
properly set, the seam may have a poor finish or the
fabric may pucker.
b
c
a Wrong side
b Surface
c Upper thread
d Bobbin thread

■ Upper Thread is Too Tight

If the bobbin thread can be seen on the surface of
the fabric, press .
c
b
a Bobbin thread
b Upper thread
c Surface
d Locks appear on surface of fabric

■ Upper Thread is Too Loose

If the upper thread can be seen on the wrong side of
the fabric, press .
c
a
a Upper thread
b Bobbin thread
c Wrong side
d Locks appear on wrong side of fabric
Memo
• Press to return the thread tension to
the original setting.
STITCH SETTINGS
a
d
d
a
d
b
2
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