31
ENGLISH
(8) Adjusting the feeding amount of the needle thread
■
Adjusting the feeding amount of
the needle thread during sewing
Loosen screw
and move the position of needle
thread drawing thread guide
up or down to adjust
the feeding amount.
• When the thread guide slides downward,
the feeding amount of needle thread
decreases and the needle thread is apt to
be tightened.
•
When the thread guide slides upward,
the feeding amount of needle thread
increases and the needle thread is
difficult to be tightened.
■
Adjusting the drawing amount of the needle thread at the sewing start
Loosen screws
and move thread drawing arm
in the direction of A or B to adjust the drawing amount.
When the machine is provided with the needle thread clamp unit, if the thread drawing arm is moved in the
direction of A, the thread remaining on the needle will be shorter and the thread is easy to be rolled in.
When the machine is not provided with the needle thread clamp unit, and the memory switch No. B8
is "0", "Adjusting the drawing amount of the needle thread at the sewing start" cannot be performed.
•
When moving it in the direction of B, the drawing amount of needle thread increases and slip-off
of needle thread or the like can be prevented.
•
Refer to the Instruction Manual for the needle thread clamp unit.
A
B
Slide up or down thread take-up thread guides
and
installed on thread take-up thread guide installing
base
and the trend described below is obtained.
■
Loosen screw
and move
downward thread take-up
thread guide
.
Effect : •
Double chainstitch stitches can easily stand
and the sewing possible area is widened.
On the contrary, the whole stitches become stiff.
(This is suitable for heavy-weight materials.)
• The loop when the looper catches thread
becomes larger and stitch skipping is
prevented. (Hard-to-slide thread)
■
Loosen screw
and move
upward thread take-up thread
guide
.
Effect : Double chainstitch stitches become flat
and the stitches become soft.
On the contrary, the sewing possible area is
narrowed and stitch skipping is apt to occur.
(This is suitable for light-weight materials.)
(9) Adjusting the thread take-up thread guide
To Next Page
Loading...
Need help?
General
