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Bird’s nest prevention function (Function setting No. 18 to 20, 28, 65, 66, 89, 100)
This function prevents the thread from being entangled at the sewing start.
This function is used only when it is combined with the sewing machine head with bird’s nest prevention specifi-
cations.
(When using this function, the optional unit A is necessary.)
1. Bird’s nest prevention function (Function setting No. 18)
0 : Bird’s nest prevention function is ineffective.
1 : Bird’s nest prevention function is effective.
2 : Bird's nest prevention function is operative.(with tension release)
In the case of setting at 0, function setting Nos. 19 and 28 are disabled.
2. Needle thread release function at the sewing start (Function setting No. 19)
0 : Not provided with needle thread release function at the sewing start (Normal)
1 : Provided with needle thread release function at the sewing start
3. Number of condensation stitches at the sewing start (Function setting No. 20)
Number of condensation stitches at the sewing end can be set.
Setting range
0 : Condensation function is ineffective.
1 to 9 stitches
4. On-timing of solenoid for condensation stitch (when condensation stitch is performed by 1 stitch.)
(Function setting No. 65)
Starting timing of solenoid for condensation of 1 stitch can be corrected by angle at the unit of 10°.
Adjusting range
-36 to 0 <1 / 10°>
5. On-timing of solenoid for condensation stitch (when condensation stitches are performed by 2 stitches or
more.) (Function setting No. 66)
Starting time of solenoid for condensation of 2 stitches or more can be corrected by angle at the unit of 10°.
Adjusting range
-36 to 0 <1 / 10°>
*Compensations of Nos. 65 and 66 are enabled when reverse stitching at the end of sewing is carried out.
6. Needle thread release function (Function setting No. 28)
This function sets the number of stitches until the clamped needle thread is released after the start of sewing.
Setting range : 0 to 30 stitches
7. Thread draw-out/return solenoid (Function setting No. 89)
This function sets whether the motion of draw-out/return solenoid (LZ) is performed or prohibited.
0 : Motion is ineffective.
1 : Function is effective.
8. Number of stitches of tension release motion at the sewing start (Function setting No. 100)
Not used. (Do not change the set value.)
Setting range : 0 to 9 stitches
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Neutral automatic presser lifting function (with AK device only) (Functionsetting No. 21)
This function can automatically lift the presser foot when the pedal is in the neutral position.
Automatic lifting time of the pedal depends on the automatic lifting time after thread trimming and when the
presser foot is automatically lowered, it is automatically lifted at the second neutral position after it has come off
the neutral position once.
0 : off Function of neutral automatic presser lifting is not operative.
1 : on Selection of function of neutral automatic presser lifting