JUKI M-1 Series User manual

M-1 Series
INSTRUCTION MANUAL
(Electrical)

Foreword
Welcome to use the products of our company and it’s the right investment choices of clothing
industry! This is the product reference manual of the company's newly developed "suction line cut".
Please carefully read this manual to better use the company's products!
⚫Before reading this manual, please note the following requirements:
1. Before practicing,the user must be grounded to ensure personal safety!（Ground resistance : <
4Ω）
2. Non-professionals do not disassemble the control box;
3. Please use at room temperature above 5 ℃,below 45 ℃;
4. Please work in 30% to 90% of the relatively humid environment;
5. Rated voltage 220V±10%,frequency 50/60HZ；
6. Use soft cotton cloth to clean the upper and lower infrared light before daily use.
⚫Safety Precautions:
1. Do not put your feet on the pedal when the power is connected;
2. This product requires professional installation and commissioning;
3. Do not open the control box when power is on;
4. Turn off the power when changing the needle, threading or replacing the
bottom thread;
5. Turn off the power when installing, removing and repairing;
6. Turn off the power when turning or lifting the sewing machine;
7. Away from high-frequency electromagnetic waves and radio waves, etc, in order to avoid the
servo drive being interference by the electromagnetic waves and leading to the wrong action.
⚫Warranty strategy:
1. Any quality problems other than man-made damage during the warranty period may be free
of charge;
2. Without the consent of the company to disassemble, modification damage will not give the
warranty;
3. If you can’t solve a problem, you can contact the company;
4. The company has the final interpretation of this manual

1
Catalogue
1: Introduction to the common operation of the display
2: How to enter and modify parameters
3: Operation parameters description table
3.1 Technician system parameter list
3.2 Workers system parameter list
4: Control box port description
5: fault code analysis

2
1: Introduction to the common operation of the display
NO.
Icon
Function description
1
Mode switch key: to switch the current sewing mode, will be in cycle
between the free seam, semi-automatic, fully automatic, and normal sewing.
2
Infrared light function key: open and close the infrared light, long press 2
seconds into the light eye sensitivity adjustment.
In the light eye sensitivity adjustment interface,
click, , , to automatically adjust the light eye intensity
corresponding to thin material, medium material, thick material.After the
adjustment is completed, press the button to save.

3
3
Presser -foot function key: Select the ways of the presser-foot when sewing
mode, you can continuously press to successively select before presser-foot,
after the presser-foot, before and after the presser-foot, or closed.
4
Trimming function key: select the ways of trimming when sewing mode,
continuously press in turn can choose the front cut line, after the cut line,
before and after the cut line, or close.
5
Air-suction function key (need to install the suction device): select the
method of suction when sewing, continuously press can be selected before
the suction, after the suction, before and after the suction, or closed.
6
Stop-needle adjustment key: used to change over the needle bar stop
position at the time of stopping sewing between up and down.
7
Menu key: enter the user parameters, long press 2 seconds to enter the
system parameters (need a password).
8
Confirm key: parameter confirmation key.
9
Numeric adjustment key: used to modify the data.
10
Numeric adjustment key: used to modify the data.
11
Left key: When the parameter is modified, the cursor moves left.

4
2: How to enter parameters and how to modify the parameters
The analysis to enter System parameters: long press ( ) button for 2 seconds into the
"system parameters" list (need the password to enter adjustment). （ ）,（ ） Keys be
used to select to modify the parameter value or menu value, the selected place will be flashing.
（）（ ）Keys will increase or decrease the value of the flashing area. After editing the
parameters, press the （ ） key to save the parameters and exit the system parameters.
12
Right key: When the parameter is modified, the cursor moves right.
13
Maintenance key: When the machine need to be adjusted when an exception
occurs, press this button or turn off the power for maintenance.
14
F-SENSOR
The front infrared sensor
indicator light
When the front infrared sensor is
blocked by a cloth, F-SENSOR light
on, else light off.
15
M-SENSOR
The middle infrared sensor
indicator light
When the middle infrared sensor is
blocked by a cloth, M-SENSOR light
on, else light off.
16
B-SENSOR
The Behind infrared sensor
indicator light
When the behind infrared sensor is
blocked by a cloth, B-SENSOR light
on, else light off.
17
ERROR
Safety switch indicator light
Flashing when disconnecting, light off
under normal circumstances
18
MAINTAIN
Maintenance indicator light
When the maintenance key is pressed,
the lamp flashes and the lamp is turned
off after exiting the service mode.

5
3: Operating Parameter Description Table
3.1 Technician system parameter list( long press to enter )
NO.
Function
description
Parameter
default
values
Parameter
adjustment
range
Parameter description
S02
Check the number
of needles after
living the first
infrared light
20
1~50
Set the number of needles between
two infrared light
S03
Delay before
trimming the
number of stitches
4
0~50
After the behind infrared light
sensing, the number of stitches to
delay trim
S04
Delay after
trimming the
number of stitches
4
0~50
After the behind infrared light
leaving, the number of stitches to
delay trim
S05
Front suction open
needle number
2
1~50
Induction of the first infrared light
from which needles began to inhale
S06
Front suction close
needle number
14
1~50
When opened, the count after a few
stitches to close the intake
S07
Behind suction
open needle
number
2
1~50
leaving the behind infrared light
from which needles began to inhale
S08
Behind suction
close delay
200
50~5000ms
After leaving the light eye, count
how much milliseconds to close the
inhale
S12
Stop delay pin
number
2
1~99
After How many needles , it
automatically stops after the cut line
S13
The suction
opening pin
number
50
1~247
Suction after how many needles
leave eye light

6
S14
Suction close pin
number
20
1~100
Number of suction pins
S15
Back cut light eye
25
1~100
After leaving the light in eyes for
how many needle not detected the
third eye light signal to begin to cut
the line
S16
Back sensor
response time
40
1~100ms
The front eye light’s response time
after the induction
S19
The front presser
foot retaining time
220
100~2000ms
The duration after the presser foot
lift(ms)
S20
Trimming full
power
100
0—100%
Trimming action full power
adjustment
S21
Presser foot
protection time
4
1~120s
how much time before manual
presser foot turn off（s）
S22
the presser foot
protection time
20
20~800ms
The time of putting the presser foot
(ms)
S23
Continuous feed,
suction, and shear
line
0
0~1
0：close 1：open
S24
Manual trimming
switch
1
0~1
0: When the motor is running,
manual trimming doesn’t work.
1: It works
S25
Safety switch
3
0~3
0: closed safety switch 1: sewing
station safety switch 2: presser foot
safety switch 3: open all safety
switch
S26
Scissors keep time
35
10~1000ms
Cutting time（no need adjust in
principle）

7
S27
Interface recovery
time
5
5~99s
The time does the control panel go
back to the main interface (seconds)
after entering the menu
S29
Front light eye
polarity
0
0~1
front light eye reflex reverse polarity
S30
Back light eye
polarity
0
0~1
back light eye reflex reverse polarity
S31
Presser foot full
time
180
10~990ms
Presser foot work full power time
S32
Presser foot full
power
100
20~100%
presser foot start action,
instantaneous power output
S33
Presser foot keep
power
39
10~90%
presser foot lift after maintain
power(no more than 50%)
S35
Back cut light eyes
1
0~1
0：close 1：open
S37
Language
1
0~1
0：Chinese 1：English
S38
Maximum speed
lock
5500
300~6500
Limit the maximum adjustable
speed of the motor
S39
Restore factory
parameters
0
0~1
Adjusted to 1 and long press OK key
to reset valid

8
3.2 Workers system parameter list ( short press to enter )
Number
Function
declaration
default
Reference
range
Parameter specification
P-01
Operator schema
0
0~3
0：normal sewing1：free seam2:semi-automatic
3:full automatic
P-02
Infrared Sensor
switch
0
0~1
0:off 1:on
P-03
trimming
3
0~3
0:off 1:front trimming 2:back trimming 3:front
and back trimming
P-04
suction
3
0~3
0:off 1:front suction 2:back suction 3:front and
back suction
P-06
Presser foot
3
0~3
0:no presser foot 1:front presser foot 2:back
presser foot 3:front and back presser foot
P-07
Start mode of
velocity
1
0~1
0:automatic 1:pedal
P-08
Needle position
1
0~1
0:below needle position 1:up needle position
P-09
automatic presser
foot
0
0~1
0:off 1:on
P-10
Hand-operated
suction
1
0~1
0:off 1:on
P-11
Start sewing
speed
5500
300~6500
P-12
Maximum speed
5500
300~6500
P-13
Work lamp
brightness
2
0~2
P-14
Back-light
brightness
1
0~1
0:off 1:on
P-15
Free for sewing
0
0~1
0:off 1:on
P-16
Semi-automatic
constant speed
trimming
0
0~1
0:off 1:on
P-17
Front presser
foot
0
0~1
0:Automatic mode 1:hand-operated mode