Jack JK-T781D Manual

否则可能触电

Warning: For your personal safety, when operating the kind of products, please make sure that the ground wire of power plug is connected to ground, otherwise an electric shock may occur.

Safety instruction:

1. 查阅。

Before installing and using this kind of products, please read user manual very carefully, and take good care of this manual for temporary reference.

2.

All instruction with marks must be carried out, otherwise body injury or equipment damege may occur.

This kind of products must be installed and operated by correctly and professionally trained staff.

For safety, it is forbidden to provide power for more than two electronical products through the power socket of an extended wire.

5.AC 250V

When connecting power wire to power socket, the alternate current voltage must be lower than 250V, and conform to the rated voltage on the motor nameplate.

AC220V AC380V 380V

Caution: When the power specification of a control box is alternate current 220V, please do not connect it to the power socket of alternate current 380V, otherwise it tends to cause abnormal performance and motor fails to move. Please turn off the power switch immediately, and check power again. If a control box is continually supplied with alternate current 380V for five minutes, the control box tends to be burned to threaten body safety.

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6.5 45

Please keep the environment temperature between 5 and 45 , without direct sunshine.

7.30% 95%

Please keep the relative humidity between 30% 95% in a place where dew can not form.

Please use it where dust is little, erosion materials and flammable gases do not exist.

Power wire must not be squeezed or overbent.

The ground wire of the power wire must be fixed and connected to systemic ground wire with suitable conduct wire and connector.

All movable parts must be kept from being exposed with provided spare parts.

In case the following phenomena occur, please switch off the power:

when inserting to or pulling a plug from or making a wire to a control box or motor.

when threading the needle.

when raising the machine head.

when doing any mechanical adjustment.

when unused or given no care by anybody.

This kind of products can only be repaired, maintained and checked by professionally trained staff.

All maintenance parts can be used only when they are recognized by our company.

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Please do not knock or hit this product as well as its equipment of all kinds with some

unsuitable objects.

Guaranteed period

The guaranteed period for this product is one year, starting from the purchase date .

Guaranteed range

但以下情况于保修期间将收取维修费用

When this kind of products are operated correctly without personal operation mistakes, in guaranteed period, we will repair them until them can work normally without any charge. But in the following cases, users need to pay for maintenance:

1. 拆装修理、进水、进油、机械破坏、摔坏等。

Product malfunction or damage results from unexpected factors or personal factors, such as unsuitable voltage, using for other unauthorized purpose, individually dismantling and repairing, water and oil leaking, mechanical damage and breakage.

Product malfunction or damage results from irresistible factors, including earthquake, fire, lightening strike, flood, salt erosion and dampness.

Product malfunction or damage results from individual transportation or transportation of entrusted company after users buy products.

Product malfunction or damage results from some factors, excluding product design, technology, manufacturing, and quality.

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*

Strict control in the producing process ensures the high quality and stability of this kind of products, but exterior strong electronic interference can affect or damage the products, so ground wire system in working place must be effectively guaranteed, especially proposed malfunction protection equipment(such as electricity-leaking protection device).

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MANUAL BOOK CONTENTS

1 ………………………………………………………………………1

INSTRUCTIONS 2 & ………………………………………………………… 5

USER PARAMETER&TECHNICIAN PARAMETER 3 ……………………………………………………………………8

ERROR CODES TABLE 4 ………………………………………………………………… 10

PORT SCHEMATIC DIAGRAM 5 …………………………………………………………………… 11

INSTALLATION INSTRUCTIONS 6 ………………………………………………………………………… 13

SPECIFICATION 7 …………………………………………………………………… 14

TYPES OF STITCHES 8 …………………………………………………………… 14

SETTING UP THE MACHINE HEAD 9 …………………………………………………………… 14

ATTACHING THE BOBBIN 10 ……………………………………………………………15

INSTALLATION/REMOVAL OF BOBBIN CASE 11 ……………………………………………………………15

HOW TO INSTALL THE NEEDLE 12 …………………………………………………………………15

SETTING UP THE THREAD STAND 13 …………………………………………………………………………16

LUBRICATION 14 ……………………………………………………………16

WINDING THE BOBBON 15 ……………………………………………………………17

THREAD THE NEEDLE-THREAD 16 ………………………………………………………………17

MANUAL FEED HANDLE 17 ………………………………………………………………17

HOW TO HOLD THE DESCENDING KNIFE 18 ……………………………………………………………18

CHANGING THE NUMBER OF STITCHES 19 …………………………………………………………19

NEEDLE-TO-HOOK RELATION

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20 ………………………………………………………………………20 THREAD TENSION

21 ( ) …………………………………………………21 ADJUSTING THE OVEREDGING LENGTH(BUTTONHOLE LENGTH)

22 ………………………………………21 ADJUSTING THE OVEREDGING WIDTH AND OVEREDGING REFERENCE POSION 23 ……………………………………………………………22

ADJUSTING THE PRESSER BAR PRESSURE 24 …………………………………………………………………22

REPLACING THE KNIFE 25 ……………………………………………………………23

ADJUSTMENT OF THE NEEDLE THREAD TRIMMER 26 ………………………………………24

ADJUSTMENT OF NEEDLE THREAD TRIMMER HOLDER AND LIMITING PLATE 27 ………………………………………………………24

TIMING FOR DROPPING THE KNIFE 28 ………………………………………25

STITCHING TROUBLES CAUSED BY OTHER REASONS 29 ………………………………………27

TROUBLE,CAUSE,AND REMEDY

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1 INSTRUCTIONS

1.1 KEY DESCRIPTION

			1.
			2.
/			1
			2
/			1
			2
Enter	and		Enter the parameter content number, after you adjustment, its content value
determine what			changed, press to save.
number to store
Press function			1,Under General boot mode, press enter the User parameter mode
key,	enter
parameters			2.Press	then booting, it will enter the technician parameter mode
district
Set numbers to			1 In the parameter select district, it can be used by increasing key.
increase	or		2 In the parameter content district, it can be used by setting numbers increase
parameter			key.
increase
Set numbers to			1 In the parameter select district, it can be used by decreasing key.
decrease	or		2 In the parameter content district, it can be used by setting numbers decrease
parameter			key.
decrease

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1.2 OPERATIONAL

1.2.1 RESTORE THE FACTORY SETTING

		P11

			Press	to define
Pressing both keys	and					Press	to quit power off
						and restart
then boot the mechine it will
showw P 11

1.2.2 ENTER THE USER MODE TO MODIFY AND SAVE THE PARAMETER

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Press	to enter the User		Press	and	to change the		Press	to define enter
parameter mode			parameters					the parameter

1.3 ENTER THE TECHNICIAN MODE TO MODIFY AND SAVE THE PARAMETER

Press	and boot		Press	and	to change the parameters		Press	to define

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1.4THE INSTRUCTION OF DIGITAL TYPE

1.4.1LCD FONTS AND THE ACTUAL FONTS COMPARISION TABLE

digital part

	The actual	0	1	2	3	4	5	6	7	8	9
	fonts
	LCD show
	1.4.2 THE LCD DISPLAY MODE
		A	B	C	D	E	F	G	H	I	J
	English
	LCD show
		K	L	M	N	O	P	Q	R	S	T
	English
	LCD show
		U	V	W	X	Y	Z
	English
	LCD show

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2 & USER PARAMETER & TECHNICIAN PARAMERTER

2.1 USER PARAMETER

Sequence	Instruction			range	default	Setting key		description
number
							=
P01	spm			10 360	300		×10
	Max rotate speed						The max rotate speed of machine
							actual speed=parameter×10
P02	spm			20 360	130		= ×10
	Sewing speed						Set the sewing speed actual speed =
							parameter×10
							=
							×10
P03	The	speed	of	10 - 100	55
							The speed of machine when it cutting
	cutting
							material actual speed = parameter×10
							= ×10
P04	first	stitch	speed	10-360	80
							actual speed=parameter×10
	limit
							= ×10
P05	second stitch speed			10-360	80
							actual speed=parameter×10
	limit
							= ×10
P06	third	stitch	speed	10-360	200
							actual speed=parameter×10
	limit
							= ×10
P07	forth	stitch	speed	10-360	250
							actual speed=parameter×10
	limit
							= ×10
P08	fifth	stitch	speed	10-360	200
							actual speed=parameter×10
	limit
	s
P9	Presser foot protection			1 - 120	8
							Presser foot will lay down when
	time
							beyond setting time
	The	stitches
P10				0-6	3		The	stitches number with the
	number with the
							action of cutter
	action of cutter

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2.2 TECHNICIAN PARAMETER

Sequence	instruction			range	default
number
	(ms
P11				10 - 990	250			the time of presser foot full output
	Full-on	time	setting
								to work
	for presser foot (ms)
	%
P12	Duty	cycle	time	10 - 90	30			when presser foot moving ,tht motor
	setting for presser foot							periodic output to avoid the presser
	(%)							foot too hot
P13	(ms Mechanical			10 - 990	560			When stepping the foot pedal, it will
								delayed the starting time to coordinate
	lock adjustment
								the presser foot laying down
	time(ms)
P14	Mechanical		lock	10 - 990	100
								Set mechanical lock open time
	open time
P15	Mechanical		lock	10 - 990	120
								Set mechanical lock close time
	close time
	The	stitches
P16				1 - 990	400			The number of needle moved to
	number		of
								protect under the solution of big plate
	protection
								without inducing .
								1
P17				0 - 1	1			1:needle goes up as power on
	Needle goes up as
								0
	power on
								0: no function
								when thenumberisreduced itwill
P18	Up needle position			40 - 180	40
								stopearlier otherwiseitwilldelayed
	adjustment
								thestoppingtime.
P19				1 - 250	20			C
	Test working time							Test working time of C,
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Sequence

instruction

range

default

number

P20

1 - 250

20

C

Test stop time

Test stop time of C

A P01

P21

A

0 - 1

0

Item A testing

After

set A test options, motor will

work at P01 speed to continue testing

B P01

B

P22

0 - 1

0

After

set

B test

options,

motor will

Item B testing

work at P01 speed to full-functionality

testing

C P01

C

P23

0 - 1

0

After

set

item C testing

, sewing

Item C testing

machine

can

working

without

positioning at the P01 speed

0

0 no sewing machine head protection

P24

Sewing

machine

0 - 1

1

switch

head

protection

1

switch

1 open

sewing machine head

protection switch

0

0 no mechanical lock

protection

switch

P25

Mechanical lock

0 - 1

1

1

protection switch

1 open mechanical lock protection

switch

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3 ERROR CODES TABLE

	Error Code		Cause	Solution
				The module driver output with head power output will be
		1)		shutting down.
			Error code of power module
				/
	E1	2)
				Waiting for the power to re-open / reset
			Abnormal over-current or
			over-voltage
				(Please check the power board of the each function)
		a)
			Motor connector caused bad turn.	The module driver output with head power output will be
		b)		shutting down.
			Locator signal abnormality.
		b)		/
				Waiting for the power to re-open / reset.
	E7		The front agencies deadlock or the
		motor belt foreign body embroiled stuck.
		c)
			Processing the material is too thick,	(Please check the front is stuck or locator motor module
		motor torque not sufficient throughout.		drive signal is abnormal or not)
		e)
			Module driver output abnormality.
	E9			Check the upper and lower positioning signal is normal or
			Locator signal is abnormal.
				not, or if belt pulley is too loose.
				Automatically enter into no locator mode, and tangent,
				sweeping lines, positioning and all fixed stitch pattern
				sewing function doesn’t work.
	E11	The power is turned on automatically
		find on positioning. But locator is not
		inserted into the control box, the		The motor can be normal operation.
		needle signal cannot be output.
				(Please check locator is abnormal or not).

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			Automatically enter into no locator mode, and tangent,
			sweeping lines, positioning and all fixed stitch pattern
	E12	The positioning device is not inserted	sewing function doesn’t work.
		when power is turned on.
			The motor can be normal operation.
			(Please check locator is forgot to insert or abnormal)
	E13		Check the power module and heat sink is a good contact or
		Power module overheating protection
			not.
	E14		Check encoder signal is normal or not, or replace the
		Encoder signal is abnormal.
			encoder.
			The module driver output with head power output will be
			shutting down.
	E15	Power module is abnormal	/
		over-current protection.	Waiting for the power to re-open / reset
			(Please check the power board of the each function)
	E17	The head protection switch is not to	Check the machine head is opened or not, the switch is
		correct position.	damaged or not.
	E18		Check mechanical lock protection switch is abnormal or not,
		Error code of mechanical lock
			protection switch is damaged or not.
	E19		Check the low speed cam is normal, the sensor whether there
		Error code of the broader protection
			is damage

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4 PORT SCHEMATIC DIAGRAM

4.1 NAMES OF EACH PORT

14P
Function Port		Foot Board Port

4.2 14P FUNCTION PORT CORRESPONDING TABLE

14		13		12		11		10		9		8

7		6		5		4		3		2		1

	5V
The thread	5V Clothing	The end of induction		Mechanical locks induction		Mechanical lock	Presser foot
trimming solenoid	headlights					electromagnet	lift
1	2 0V	4 0V		12	11 +5V	6	7
8	9 +5V	10 +5V	3	5 0V		13	14

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5 INSTALLATION INSTRUCTIONS

5.1SPEED CONTROL PEDAL PULL ADJUSTMENT

A Front foot board tension spring

B Back riding the adjustment screws for tightness recoil group

C Pedal spiral arm lever hook hole

VD A C

Pedal connector retrofitting VD suction series device, suggest change install A and C just like the right diagram show.

VD

General installation

diagram

Installation of the VD

suction wind device

installation diagram

5.2 INTEGRATED ELECTRONIC CONTROL INSTALLATION INSTRUCTIONS

1 Machine Head

2 Direct-motor

3 electronic control

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4 hand wheel

5 ×2 On fastening screws ×2 6 ×2 Middle fastening screws ×2 7 ×1 Under fastening screws ×1

Installation Instructions

2

Mounted male three-jaw connector on front-end shaft direct drive motor2, Corresponding spindle mounted on female three-jaw connector and rubber. The direction of motor and outlet is to right. Pay attention to relationship (motor positioning) of the direction of the spindle on the plane and the plane of the motor shaft, and then sets the motor into the spindle, the motor on the four fixing screws, the motor installed.

5

Take power control next to the motor, extract the encoder line on the electronic control plug to the motor encoder mouth, and then take the motor power head butt and electronically controlled power port, put inside the electric hole on the fastening screws 5, put the screws in position.

电控中间紧固螺钉6 6 5 7

Electronic control of the motor chamber alignment motor slowly set into the machine head, adjust the two cable placed on the right side of the electronic control perfectly. Fit into the intermediate fastening screws penetrate the electronic control not tight, the rotation on the fastening screws and machine. The connection does not tight to the head of the screw holes, and then penetrates the electronic control under the fastening screws, check and adjusts the contour and machine head contours of the electronic control with appropriate turn matter screws 6 screw 5, screws7, electrical control installed.

4

Put hand wheel 4 on the rear axle of motor, pay attention to the positioning screw axis plane aligned tightens.

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