−
71
−
*
Do not change the set values with asterisk (*) mark as they are functions for maintenance. If the standard set value set at the time of
delivery is changed, it is in danger of causing the machine to be broken or the performance to be deteriorated.
If it is necessary to change the set value, please purchase the Engineer's Manual and follow the instructions. (Descriptions of setting in
this list are the standard values at the time of delivery of LZ-2290.)
However, contents of function setting are subject to change for improvement of function and performance without notice.
9
2
0
9
3
0
9
4
0
9
6
4
0
0
0
9
1
1
No.
89
91
92
93
94
96
Indication of standard
function setting
Item
Return of
needle thread
feed
Function of
prohibiting
compensation
operation after
turning
handwheel by
hand
Function of
reducing
speed of
reverse feed
stitching at the
start of sewing
Function
added to
needle up/
down
compensating
switch
Maker’s
function
Max. number
of rotation
setting
Description
Return of feed function
0 : Without function
1 : With function
Function of compensating stitching when turning handwheel by hand at the
time of completion of constant-dimension stitching
0 : Function of compensating stitching is effective.
1 : Function of compensating stitching is prohibited.
Function to reduce speed at the time of reverse feed stitching at the start of
sewing.
0 : Speed is not reduced.
1 : Speed is reduced.
Operation of needle up/down compensating switch is changed after turning
ON the power or thread trimming.
0 : Normal (needle up/down compensating stitching only)
1 : One stitch compensating stitching is performed only when
aforementioned changeover is made. (Upper stop ıî upper stop)
Do not change the set value.
It is very dangerous if the value is changed since the machine will break.
Max. number of rotation of the sewing machine head can be set.
* Setting varies in accordance with resistance pack to be connected.
Setting
range
0/1
0/1
0/1
0/1
0/1
50 to MAX
(r.p.m.)
*
27
28
28
8
9
1
*
7
0
1
3
0
13. DETAILED EXPLANATION OF SELECTION OF FUNCTIONS
The functions that cannot be described in the Instruction Manual are described below.
1
Unit of bobbin thread counting down (Function setting No. 7)
Unit of bobbin thread counting down (subtraction) can be changed.
0 : 1 count-down per 10 stitches
1 : 1 count-down per 15 stitches
2 : 1 count-down per 20 stitches
2
Function of prohibiting start of the sewing machine by bobbin thread counter
(Function setting No. 13)
This is a function to prohibit start of the sewing machine when the value of the bobbin thread counter
reaches - (minus) 1 or less.
0 : Even when counting is out (-1 or less), function of prohibiting start of the sewing
machine is not operative.
1 : When counting is out, the sewing machine stops. (Start of the sewing machine
is prohibited after completing the process during sewing.)
2 : Temporary stop with function of “1” + counter (-1 or less)
3
Number of rotation of reverse feed stitching (Function setting No. 8)
This function sets the number of rotation of reverse feed stitching at the start of sewing, at the end of
sewing and at the overlapping stitching.
Setting range
180 to 3,000 [rpm] <10/rpm>
8
1
9
0
0
Ref. page
Inst.manual
