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12. Adjustment of the floating amount of the tension disc
No. 2
A.
How to check the floating amount of the tension
disc No. 2
Check whether the tension disc No. 2
floats 0.5
to 1 mm when thread take-up picker
is pressed to
the right with the thread take-up lever located slightly
below its highest position and the presser foot lifted.
B.
How to adjust the floating amount of the tension
disc No. 2
1. To increase the floating amount, loosen screw
,
and move tension release wire
to the right.
2. To decrease the floating amount, loosen screw
,
and move tension release wire
to the left. After
adjustment, securely tighten screw
.
(Caution) 1. To perform re-turning ON of the power, be sure to perform after the time of one second or
more has passed. (If ON / OFF operation of the power is performed quickly, setting may be
not changed over well.)
2. Auto-lifter is not actuated unless this function is properly selected.
3. When “FL ON” is selected without installing the auto-lifter device, starting is momentarily
delayed at the start of sewing. In addition, be sure to select “FL OFF” when the auto-lifter is
not installed since the touch-back switch may not work.
SPECIFICATIONS
○
Presser foot lifting amount : Standard 9mm.
○
Max. presser foot pressure : 88N.
* Line voltage : At 100%
Содержание AK85B
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