Stitching Speed Setting Mode - Brother MD-602 Service Manual

15.4 Stitching speed setting mode

Each speed can be changed as described below by using the stitching speed setting mode.
q Setting of each stitching speed.
Normally, each speed determined by the product code corresponding to the head is set at the factory. To change the
speeds, use the following procedures.
q-1
Press the [
q-2
Press the [ ] + [
q-3
Press the [
q-4
Select the speed type to be changed with the B [
q-5
When the [
If [ ] is pressed at this time, the sewing machine will rotate at that speed. The display will monitor the actual
speed, and display it. If [
q-6
Set with the [
q-7
If the [ ] key is pressed, the display will return to the setting speed type.
q-8
Press the B [
q-9
When the [
q-10 Press the B [
q-11 When the [
The display and order of each speed type are as follows.
Speed type
Inching speed
Thread trimming speed
Slow start speed
Start backtack stitching
limit speed
End backtack stitching
limit speed
High-speed stitching limit
speed (Note 1)
Automatic stitching speed
Stop improvement speed
(Note 1) The upper limit of the maximum stitching speed limit value is limited by the SW1-6, 7 and 8.
If 5000rpm is set with SW1-6, 7 and 8, (when φ 105 pulley, single needle are designated), the speed can be set to
a maximum of 5000rpm.
(Note 2) If the SW1-2, 5, SW6 setting is changed, all these speed settings will be initialized.
The head settings will also be initialized.
a) When SW1-5 is set to OFF (Initialized to head setting [ 7 3 7 3 ] )
b) When SW1-5 is set to ON (Initialized to head setting [ 8 4 2 3 ] )
40
] key while holding down the [
] keys, and enter the mode setting menu 2.
] key, and enter the stitching speed setting mode.
] key is pressed, the display will change to the setting speed (numerical value).
] is pressed again, the sewing machine will stop.
] and [ ] keys.
] key several times, and display [ E n ].
] key is pressed, the mode setting menu 1 will be returned to.
] key several times, and display [ E n ].
] key is pressed, the stitching mode will be returned to.
Display Setting unit
L o 1rpm unit
t r 1rpm unit
5 L
100rpm unit Inching speed–1000rpm
Li
100rpm unit Inching speed–3000rpm
E b 100rpm unit Inching speed–3000rpm
Hi
50rpm unit
A U 100rpm unit Inching speed-High speed High speed for automatic stitching
P o 100rpm unit 500-2500rpm
] key, and enter the mode setting menu 1.
] key.
Setting range
150-280rpm
150rpm–inching speed
Inching speed–DIP switch
setting
stitching limit speed
MD-602, 612
Remarks
Speed for low-speed stitching and
correction setting.
Speed for thread trimming
Speed for slow starting
Limit speed for start backtack
stitching
Limit speed for end backtack
stitching
Limit value for maximum stitching
speed
Middle speed for stop time
improvement