BSM 9630-D3 User manual

BSM-9630-D3 BSM-9640-D3


ZHEJIANG BEST SEWING MACHINE CO. LTD



 ！
，“、”。
、。
，，，
。
1.  ，，。
2.、   。
3.，，
，。
In order to create a better environment
Please cooperate with you
First of all, I would like to express my heartfelt thanks to you for using our pr
-oducts.
-mulated the basic policy of "intelligent manufacturing and green manufacturing".
Our company is committed to caring for the earth's environment and has for
Local citizens in environmental protection activities should also do little to the loc
-al community, the environment two aspects of everyone's contribution.
Therefore, I hope you can cooperate with this plan, as part of the environme
-ntal protection activities, when dealing with wastes in peacetime can pay more a
-ttention.
-o the local recycling company for disposal.
-ations.
3. When parts need to be replaced in product maintenance or repair, there are un
1. Unused packaging materials, in order to be recycled again, please send them t
2. lubricants used shall be properly handled according to relevant laws and regul
-necessary circuit boards and electronic parts, and when products are discarded,
please treat them as electronic waste.

 
 ，  。< >  ，  。< >
，，
，
，。
[1]
，，
。
 。 。



 ，。
 ，。
 ，。

………… (△) “”。
。
(， “”。)
………… ( )“”。
………… (●)“”。
。
(， “”。)

Thank you very much for purchasing our industrial sewing machine
-ructions carefully
-r the moving parts such as needles and spindles, which are easy to cause injur-r the moving parts such as needles and spindles, which are easy to cause injur
-y, so place use the sewing machine correctly under the guidance of the safety o
[1]
The labels and pattern marks used in this instructions and products are for your
safety and correct use of the products to prevent you and others from bei
The methods and implications are as follows.
Security Usage Markup And Its Significance
For Your Safe UseFor Your Safe Use
Sign
angerDanger This content indicates that if this mark is mishandled, it will cause death to become serious.
Warning This content indicates that if this mark is mishandled, people will die or be seriously injured.
oteNote That if this mark is mishandled, it may cause minor or moderate injurys.
Patterns And Symbols
…………
The symbol ( ) indicates “points for attention”.
The pattern in the triangle represents the essential content that mus
(For example, the pattern on the left shows “watch out for injuries”.)
………… The symbol ( ) indicates “prohibition”.
…………
The pattern in the circle indicates the substance of what must be do
The characteristic of industrial sewing machine is that it should be operated neaThe characteristic of industrial sewing machine is that it should be operated nea
-peration knowledge of trained or skilled personnel.
-ng harmed and damaged.
-t be paid attention to.
The symbol ( )indicates “must”.
(For example, the pattern on the left shows “must be grounded”.)
-ne.
Before using the sewing machine please read <for your safe use and use,>instBefore using the sewing machine please read <for your safe use and use,>inst
△

[2] 

,,。5
。
，、。
() ，，，
。


。
。
5℃-35℃ 。
。
±%10
。
。
45%-85%，
。
。
。
。
，，
。
。
USBUSB
。。

 。
。
35kg ， 。
  ，，
，。
，。
。
。
，。
，
，。
，，
。
，，
。
，
。
，。

。
，
， ，
。
，，
。
。



[2] Safety Precautions
Danger
Install
After closing the power switch and unplugging the power plug from the socket, wait for at least 5 minutes
before opening the control box cover. Touching areas with high voltage can cause casualties.
No liquid is allowed to enter the sewing machine, otherwise it will cause fire, electric shock and operation
failure.
Use Environment
Please don t use in the environment with strong electrical int'
-erference sources such as power line interference and elec
Strong electrical interference sources may affect the correct
The fluctuation of power supply voltage should be used in th
-e environment of rated voltage less than 10%.±
The large fluctuation of voltage will affect the correct operati
The power supply capacity should be greater than the powe
-r consumption of the sewing machine. Insufficient power su
Warning
Be Careful
If any liquid enters the sewing machine (head or control box), turn off the power supply immediately, pull
the plug out of the socket, and contact the vendor or senior technicians.
-trostatic interference.
operation of sewing machines.
-on of sewing machine.
-pply capacity will affect the correct operation of sewing mac
-hine.
The ambient temperature should be used in the range of 5-
35 degrees Celsius.
Relative humidity should be in the range of 45% - 85%, and
In case of thunderstorm, turn off the power switch and pull t
Do not connect devices other than USB memory to USB con
Low or high temperature will affect the correct operation of
sewing machine.
the equipment will not form condensation environment. Dry
or wet environment and dew will affect the correct operation
of sewing machine.
-he power plug off the socket. Lightning may affect the corre
-ct operation of sewing machine.
-nection ports. Otherwise, it may lead to failure.
Ask trained technicians to install sewing machines.
The sewing machine weighs about 35Kg. Installation must b
Please do not connect the power supply before the installati
Please unplug the plug after cutting off the power supply.
Otherwise, it will easily become the cause of the failure of th
It must be grounded.
Insufficient ground connection is the cause of electric shock
When fixing the cable, do not bend the cable excessively or
fix it too tightly with clamps, which may cause fire or electric
Please commission the purchase shop or electrical professi
-onals for electrical wiring.
-e completed by more than two people.
-on is completed. If you step on the pedal by mistake, the se
-wing machine will cause injury.
-e control box.
or misoperation.
shock.
If a worktable with casters is used, the casters should be fixe
-d so that they cannot move.
When the head of the sewing machine falls down, please ma
Accidents such as foot clamping have occurred in the move
When the sewing machine head falls down or stands up, ple
One-handed operation can easily cause injury if the weight o
When lubricating oil and butter are used, it is necessary to w
-ke sure that the worktable is fixed and not moved at will.
-ment of worktable, which is the cause of personal accidents.
-ase operate with both hands.
-f the sewing machine slips.
-ear protective glasses and gloves to prevent lubricating oil fr
-om falling into serious or sticking to the skin, which is the ca
-use of inflammation.
In addition, lubricants or butter should not be drunk, otherwis
-e vomiting and diarrhea will occur.
Keep oil out of reach of children




。
。
。
，，
 。
，。
，。
·
·
·，
，，
。
，， 
。  ,
。
，
，
。
，，
。
，
。
，。

。
，
，。
。
，
。

，。
，
。
，，
。
，
。
，。

。
，
， ，
。
，，
。
。


,。
、
。
,。
。
，。
·、
·，
，，
，。
。
，
。
。
，，
。
，
。
，。

。
 ，
。

。
 ， ，
,。
，
。

。




。
。
。
，，
 。
，。
，。
·
·
·，
，，
。
，， 
。  ,
。
，
，
。
，，
。
，
。
，。

。
，
，。
。
，
。

，。
，
。
，，
。
，
。
，。

。
，
， ，
。
，，
。
。


,。
、
。
,。
。
，。
·、
·，
，，
，。
。
，
。
。
，，
。
，
。
，。

。
 ，
。

。
 ， ，
,。
，
。

。

[2] 
。。
，。，。，。，。
CAUTION
Moving parts may cause
Injury
Operate with safety devices.
Turn off main switch before
threading changing bobbin
and needle, cleaning etc.
；、；
。
1

。
2
1
2
[2] Warning Label
The following warning labels are on the sewing machine
When using sewing machine, please follow the instructions on the label. If the label falls off or is ambigutheWhen using sewing machine, please follow the instructions on the label. If the label falls off or is ambiguthe
CAUTION
Moving parts may cause
Injury
Operate with safety devices.
Turn off main switch before
threading changing bobbin
and needle, cleaning etc.
；、；
。
1
Be careful to avoid damage cau
2
-ous, please contact the purchase shop.
-sed by moving the pick-up rod.
1
2



1. ;
.   ;2 2018 10
.;3
Notes for using this
operation manual and parts book
1 This book is applicable to sewing machines which have the same plate.
.number as shown on the cover of this book
. .2 This book was prepared based on information available in October 2018
.3 Parts ares subject to changes in design without prior notice.

 …………………………………………………………  - 
…………………………………………………………………………… 1 - 11
1.01  …………………………………………………………………1 - 1
1.02  ………………………………………………………1 - 1
1.03  ………………………………………………………………………1 - 2
 …………………………………………………………………… 2 - 12
  ………………………………………………………………………3 - 13
3.01 96 ,96 ………………………………………………………………………3 - 130 40
3.02  …………………………………………………………………………3 - 2
3.03  ………………………………………………………3 - 2
 …………………………………………………………………… 4 - 14
 ………………………………………………………………………5 - 15
5.01 (-D3) ………………………………………5 - 1
5.0  ……………………………………………………………………………5 -2 1
5.0  …………………………………………………………………5 -3 1
5.0  …………………………………………………………………………5 - 24
5.0  ……………………………………………………………5 -5 2
 ……………………………………………………………………6 - 16
6.01  ……………………………………………………………………………6 - 1
6.01.01  ………………………………………………………………6 - 1
6.02  ………………………………………………………………………6 - 2
6.  …………………………………………………………………… 6 - 203
6.0  ……………………………………………………………………………6 -4 3
6.0  …………………………………………………………………6 -5 3
6.0  ……………………………………………………………6 -6 4
6.0  ………………………………………………………………………6 -7 4
………………………………………………………………………7 - 17
7.01   ………………………………………………………7 - 19630
7.02 96  ………………………………………………………7 - 240
7.03   ;…………………………………………7 - 3
7.04 / ……………………………………………………………………7 - 4
 …………………………………………………………  - 
…………………………………………………………………………… 1 - 11
1.01  …………………………………………………………………1 - 1
1.02  ………………………………………………………1 - 1
1.03  ………………………………………………………………………1 - 2
 …………………………………………………………………… 2 - 12
  ………………………………………………………………………3 - 13
3.01 96 ,96 ………………………………………………………………………3 - 130 40
3.02  …………………………………………………………………………3 - 2
3.03  ………………………………………………………3 - 2
 …………………………………………………………………… 4 - 14
 ………………………………………………………………………5 - 15
5.01 (-D3) ………………………………………5 - 1
5.0  ……………………………………………………………………………5 -2 1
5.0  …………………………………………………………………5 -3 1
5.0  …………………………………………………………………………5 - 24
5.0  ……………………………………………………………5 -5 2
 ……………………………………………………………………6 - 16
6.01  ……………………………………………………………………………6 - 1
6.01.01  ………………………………………………………………6 - 1
6.02  ………………………………………………………………………6 - 2
6.  …………………………………………………………………… 6 - 203
6.0  ……………………………………………………………………………6 -4 3
6.0  …………………………………………………………………6 -5 3
6.0  ……………………………………………………………6 -6 4
6.0  ………………………………………………………………………6 -7 4
………………………………………………………………………7 - 17
7.01   ………………………………………………………7 - 19630
7.02 96  ………………………………………………………7 - 240
7.03   ; …………………………………………7 - 3
7.04 / ……………………………………………………………………7 - 4
 

7.05 / …………………………………………… 7 - 4
7.06   ……………………………………7 - 59630
7.07 96  ……………………………………7 - 640
7.08  ………………………………………………………………7 - 7
 ………………………………………………………………… 8 - 18
8.0 ……………………………………………………………………………8 -1 1
8.0 ……………………………………………………………………8 -2 2
8.0 …………………………………………………………………8 -3 3
8 04 83. …………………………………………………… -
8.0 ………………………………………………………………8 -5 4
……………………………………………………………………………9 - 19
9.01 ……………………………………………………………9 - 1
9.02 、…………………………………………………9 - 1
9.03 …………………………………………………………………9 - 2
9.03.01 96  ……………………………………9 - 230
9.03.02 96  …………………………………9 - 340
9.03.03 ………………………………………………………………9 - 4
9.03.0 96  ,,…………9 -440 5
9.03.0 96 96  ,,5 30S 30 .
…………………………………………………………………………9 - 7
9.03.0 96 …………………………9 -640 9
9.03.0 96 ……………………… 9 - 1730 0
9.03.  ………………………………………………………9 - 108 1
9.03. 96  …………………………………………9 - 109 40 2
9.03. 96  …………………………………………9 - 110 30 3
9.03.1  ……………………………………………9 -1 14
9.03.1  ………………………………………………………………9 -2 15
9.03. ……………………………………………………………9 -13 16
9.03. (96 )……………………………………………………9 -14 40 18
9.03.  ………………………………………………………………………9 -15 19
9.03.  ………………………………………………………………9 -16 20
9.03. (96 )………………………………………………………9 -17 30 21
9.03. (96 ) …………………………………………………… 9 -18 40 22
9.03.  …………………………………………………………………………9 -19 24
. . …………9 03 20 925 ………………………………………………… -
. .  ………………………………………………………………………… -9 03 21 9 26……
. . … ………………………………………………………… -9 03 22 9 27……
. -  …………………………………………………………… -9 04 D 9 28…
. . /… ……………………… -9 04 01 928…
7.05 / …………………………………………… 7 - 4
7.06   ……………………………………7 - 59630
7.07 96  ……………………………………7 - 640
7.08  ………………………………………………………………7 - 7
 ………………………………………………………………… 8 - 18
8.0 ……………………………………………………………………………8 -1 1
8.0 ……………………………………………………………………8 -2 2
8.0 …………………………………………………………………8 -3 3
8 04 83. …………………………………………………… -
8.0 ………………………………………………………………8 -5 4
……………………………………………………………………………9 - 19
9.01 ……………………………………………………………9 - 1
9.02 、…………………………………………………9 - 1
9.03 …………………………………………………………………9 - 2
9.03.01 96  ……………………………………9 - 230
9.03.02 96  …………………………………9 - 340
9.03.03 ………………………………………………………………9 - 4
9.03.0 96  ,,…………9 -440 5
9.03.0 96 96  ,,5 30S 30 .
…………………………………………………………………………9 - 7
9.03.0 96 …………………………9 -640 9
9.03.0 96 ……………………… 9 - 1730 0
9.03.  ………………………………………………………9 - 108 1
9.03. 96  …………………………………………9 - 109 40 2
9.03. 96  …………………………………………9 - 110 30 3
9.03.1  ……………………………………………9 -1 14
9.03.1  ………………………………………………………………9 -2 15
9.03. ……………………………………………………………9 -13 16
9.03. (96 )……………………………………………………9 -14 40 18
9.03.  ………………………………………………………………………9 -15 19
9.03.  ………………………………………………………………9 -16 20
9.03. (96 )………………………………………………………9 -17 30 21
9.03. (96 ) …………………………………………………… 9 -18 40 22
9.03.  …………………………………………………………………………9 -19 24
. . …………9 03 20 925 ………………………………………………… -
. .  ………………………………………………………………………… -9 03 21 9 26……
. . … ………………………………………………………… -9 03 22 9 27……
. -  …………………………………………………………… -9 04 D 9 28…
. . /… ……………………… -9 04 01 928…
 

9.04.02 ………………………………………………………… 9 - 29
9.04.03  …………………………………………………… 9 - 30
9.04.04  …………………………………………………………… 9 - 31
9.04.05  ……………………………………………………… 9 - 32
9.04.06  …………………………………………………………… 9 - 33
9.04.07  ……………………………………………………………… 9 - 34
9.04.0 ( 96 ) ……………………………………………… 9 -8 40 35
9.0 . （ 96 ） …………………………… 9 -4 09 30 36
9.04.02 ………………………………………………………… 9 - 29
9.04.03  …………………………………………………… 9 - 30
9.04.04  …………………………………………………………… 9 - 31
9.04.05  ……………………………………………………… 9 - 32
9.04.06  …………………………………………………………… 9 - 33
9.04.07  ……………………………………………………………… 9 - 34
9.04.0 ( 96 ) ……………………………………………… 9 -8 40 35
9.0 . （ 96 ） …………………………… 9 -4 09 30 36
 

Contexts Chapter - Page……………………………………………………………………………
1 Safety …………………………………………………………………………
1.01 Safety symbols ………………………………………………………………
1.02 Important points for the user……………………………………………………
1.03 Danger …………………………………………………………………………
……………………………………………………………………2 Proper use
…………………………………………………………………3 Specifications
3.01 9630, 9640 ………………………………………………………
3.02 Needles and threads …………………………………………………………
3.03 Possible models and ……………………………………………………………
……………………………………………………4 Explanation of symbols
………………………………………………………………………5 Controls
5.01 Keys on the machine head (only for machines with -D3 ) ……………………
5.02 Pedal ……………………………………………………………………………
5.03 Lever for lifting roller presser …………………………………………………
5.04 Knee lever ………………………………………………………………………
5.05 Swing out roller presser ………………………………………………………
……………………………………………6 Installation and comminssioning
6.01 Installation………………………………………………………………………
6.01.01 Adusting the table height………………………………………………………
6.02 Fitting the reel stand …………………………………………………………
6.03 …………………………………………………………………Kippsichtigtes
6.04 С ………………………………………………………………ommissioning
6.05 ………………………………………………………………Tilted work base
6.06 ………………………………………………………………Tilted work base
6.07 Mounting the table top …………………………………………………………
……………………………………………………………………7 Preparation
7.01 Inserting needle on model 9630 ………………………………
7.02 Inserting the needle on model 9640 …………………………………………
Contexts Chapter - Page……………………………………………………………………………
1 Safety …………………………………………………………………………
1.01 Safety symbols ………………………………………………………………
1.02 Important points for the user……………………………………………………
1.03 Danger …………………………………………………………………………
……………………………………………………………………2 Proper use
…………………………………………………………………3 Specifications
3.01 9630, 9640 ………………………………………………………
3.02 Needles and threads …………………………………………………………
3.03 Possible models and ……………………………………………………………
……………………………………………………4 Explanation of symbols
………………………………………………………………………5 Controls
5.01 Keys on the machine head (only for machines with -D3 ) ……………………
5.02 Pedal ……………………………………………………………………………
5.03 Lever for lifting roller presser …………………………………………………
5.04 Knee lever ………………………………………………………………………
5.05 Swing out roller presser ………………………………………………………
……………………………………………6 Installation and comminssioning
6.01 Installation………………………………………………………………………
6.01.01 Adusting the table height………………………………………………………
6.02 Fitting the reel stand …………………………………………………………
6.03 …………………………………………………………………Kippsichtigtes
6.04 С ………………………………………………………………ommissioning
6.05 ………………………………………………………………Tilted work base
6.06 ………………………………………………………………Tilted work base
6.07 Mounting the table top …………………………………………………………
……………………………………………………………………7 Preparation
7.01 Inserting needle on model 9630 ………………………………
7.02 Inserting the needle on model 9640 …………………………………………
Index
1 - 1
1 - 1
1 - 1
1 - 2
2 - 1
3 - 1
3 - 1
3 - 2
3 - 2
4 - 1
5 - 1
5 - 1
5 - 1
5 - 1
5 - 2
5 - 2
6 - 1
6 - 1
6 - 1
6 - 2
6 - 2
6 - 3
6 - 3
6 - 4
6 - 4
7 - 1
7 - 1
7 - 2
1 - 1
1 - 1
1 - 1
1 - 2
2 - 1
3 - 1
3 - 1
3 - 2
3 - 2
4 - 1
5 - 1
5 - 1
5 - 1
5 - 1
5 - 2
5 - 2
6 - 1
6 - 1
6 - 1
6 - 2
6 - 2
6 - 3
6 - 3
6 - 4
6 - 4
7 - 1
7 - 1
7 - 2

7.03 Winding the bobbin thread; adjusting the primary thread tension ………………
7.04 Removing/Inserting the bobbin case ……………………………………………
7.05 Threading the bobbin case/Adjusting the bobbin thread tension ………………
7.06 Threading the needle thread and regulating its tension on model 96 …………30
7.07 Threading the needle thread and regulating its tension on model 9640 …………
7.08 Setting the stitch length …………………………………………………………
8 Care and maintenance …………………………………………………………
8.01 Cleaning …………………………………………………………………………
8.02 Oiling the hook …………………………………………………………………
8.03 Oil bowl for hook lubrication ……………………………………………………
……………………………8.04 Filling the oil reservoir of the thread lubrication unit
8.05 Lubricating the bevel gears………………………………………………………
9 Adjustment ……………………………………………………………………
9.01 Notes on adjustment ……………………………………………………………
9.02 Tools, gauges and other accessories ……………………………………………
9.03 Adjusting the basic machine ……………………………………………………
9.03.01 Needle position in sewing direction on the 9630………………………………
9.03.02 Needle position in sewing direction on the 9640………………………………
9.03.03 Prelininary adjustment of the needle height ……………………………………
9.03.04 Needle rise, hook clearance, needle height and needle guard on the
9640……………………………………………………………………………
9.03.05 Needle rise, hook clearance, needle height and needle guard on the
9630 ……………………………………………………………………………
9.03.06 Needle position crosswise to sewing direction on the 9640 …………………
9.03.07 Needle position crosswise to sewing direction on the 9630……………………
9.03.08 Height and stroke of the bobbin case opener …………………………………
9.03.09 Height of the feed wheel on the 9640 ………………………………………
9.03.10 Height of the feed wheel on the 9630 ……………………………
9.03.11 Clearnce between roller presser and feed wheel ………………………………
…………………………………………………………………9.03.12 Roller presser
9.03.13 ……………………Adjusting the contact ratio of forward back swing-
9.03.14 Retainer(only on 9640） ……………………………………………………
9.03.15 Knee lever ……………………………………………………………………
9.03.16 Needle thread tension release ………………………………………………
9.03.17 Thread check spring (9630) ………………………………………………
7.03 Winding the bobbin thread; adjusting the primary thread tension ………………
7.04 Removing/Inserting the bobbin case ……………………………………………
7.05 Threading the bobbin case/Adjusting the bobbin thread tension ………………
7.06 Threading the needle thread and regulating its tension on model 96 …………30
7.07 Threading the needle thread and regulating its tension on model 9640 …………
7.08 Setting the stitch length …………………………………………………………
8 Care and maintenance …………………………………………………………
8.01 Cleaning …………………………………………………………………………
8.02 Oiling the hook …………………………………………………………………
8.03 Oil bowl for hook lubrication ……………………………………………………
……………………………8.04 Filling the oil reservoir of the thread lubrication unit
8.05 Lubricating the bevel gears………………………………………………………
9 Adjustment ……………………………………………………………………
9.01 Notes on adjustment ……………………………………………………………
9.02 Tools, gauges and other accessories ……………………………………………
9.03 Adjusting the basic machine ……………………………………………………
9.03.01 Needle position in sewing direction on the 9630………………………………
9.03.02 Needle position in sewing direction on the 9640………………………………
9.03.03 Prelininary adjustment of the needle height ……………………………………
9.03.04 Needle rise, hook clearance, needle height and needle guard on the
9640……………………………………………………………………………
9.03.05 Needle rise, hook clearance, needle height and needle guard on the
9630 ……………………………………………………………………………
9.03.06 Needle position crosswise to sewing direction on the 9640 …………………
9.03.07 Needle position crosswise to sewing direction on the 9630……………………
9.03.08 Height and stroke of the bobbin case opener …………………………………
9.03.09 Height of the feed wheel on the 9640 ………………………………………
9.03.10 Height of the feed wheel on the 9630 ……………………………
9.03.11 Clearnce between roller presser and feed wheel ………………………………
…………………………………………………………………9.03.12 Roller presser
9.03.13 ……………………Adjusting the contact ratio of forward back swing-
9.03.14 Retainer(only on 9640） ……………………………………………………
9.03.15 Knee lever ……………………………………………………………………
9.03.16 Needle thread tension release ………………………………………………
9.03.17 Thread check spring (9630) ………………………………………………
Index
7 - 3
7 - 4
7 - 4
7 - 5
7 - 6
7 - 7
8 - 1
8 - 1
8 - 2
8 - 3
8 - 3
8 - 4
9 - 1
9 - 1
9 - 1
9 - 2
9 - 2
9 - 3
9 - 4
9 - 5
9 - 7
9 - 9
9 - 10
9 - 11
9 - 12
9 - 13
9 - 14
9 - 15
9 - 16
9 - 18
9 - 19
9 - 20
9 - 21
7 - 3
7 - 4
7 - 4
7 - 5
7 - 6
7 - 7
8 - 1
8 - 1
8 - 2
8 - 3
8 - 3
8 - 4
9 - 1
9 - 1
9 - 1
9 - 2
9 - 2
9 - 3
9 - 4
9 - 5
9 - 7
9 - 9
9 - 10
9 - 11
9 - 12
9 - 13
9 - 14
9 - 15
9 - 16
9 - 18
9 - 19
9 - 20
9 - 21

9.03.18 Thread check springs (9640) …………………………………………
9.03.19 Bobbin winder ……………………………………………………
9.03.20 Pressure of roller presser …………………………………………
9.03.21 Lubrication ………………………………………………………
9.03.22 Re-engage safety coupling …………………………………………
9.04 Adjusting the thread trimmer -D ………………………………………
9.04.01 Resting position of the roller lever/radial position of the control cam …
9.04.02 Position of the thread catcher holder ……………………………
9.04.03 Distance between thread catcher and needle plate …………………
9.04.04 Position of the thread catcher ………………………………………
9.04.05 Knife position and knife pressure ………………………………………
9.04.06 Bobbin thread retaining spring ………………………………………
9.04.07 Manual cutting test ……………………………………………………
9.04.08 Releasing the tension ……………………………………………………
9.04.09 Linkage rod (only for 9640) ……………………………………………
9.04.10 Needle in needle hole (only for 9630)…………………………………
9.03.18 Thread check springs (9640) …………………………………………
9.03.19 Bobbin winder ……………………………………………………
9.03.20 Pressure of roller presser …………………………………………
9.03.21 Lubrication ………………………………………………………
9.03.22 Re-engage safety coupling …………………………………………
9.04 Adjusting the thread trimmer -D ………………………………………
9.04.01 Resting position of the roller lever/radial position of the control cam …
9.04.02 Position of the thread catcher holder ……………………………
9.04.03 Distance between thread catcher and needle plate …………………
9.04.04 Position of the thread catcher ………………………………………
9.04.05 Knife position and knife pressure ………………………………………
9.04.06 Bobbin thread retaining spring ………………………………………
9.04.07 Manual cutting test ……………………………………………………
9.04.08 Releasing the tension ……………………………………………………
9.04.09 Linkage rod (only for 9640) ……………………………………………
9.04.10 Needle in needle hole (only for 9630)…………………………………
Index
9 - 22
9 - 24
9 - 25
9 - 26
9 - 27
9 - 28
9 - 28
9 - 29
9 - 30
9 - 31
9 - 32
9 - 33
9 - 34
9 - 35
9 - 36
9 - 37
9 - 22
9 - 24
9 - 25
9 - 26
9 - 27
9 - 28
9 - 28
9 - 29
9 - 30
9 - 31
9 - 32
9 - 33
9 - 34
9 - 35
9 - 36
9 - 37

1. Safety
1.01 Safety symbols
1. Safety
1.01 Safety symbols
 Safety Safety
 Caution

。
，，，
，。
 Caution

。
，，，
，。
！Danger!
Points to be observed。
！
Danger of injury for operating and
specialist personnel！
！Danger!
Points to be observed。
！
Danger of injury for operating and
specialist personnel！
Do not operate without finger guard
and safety devices.
Before threading,changing bobbin
and needle, cleaning etcs witch off
main switch.
Do not operate without finger guard
and safety devices.
Before threading,changing bobbin
and needle, cleaning etcs witch off
main switch.
1.02 
Important points for the user
1.02 
Important points for the user
●，。
●，。
●
。
● 。
● 。
● 。,
●This Instruction Manual is a component of the machine and must be
available to the operating personnel at all times.
●The Instruction Manual must be read before operating the machine for
the first time.
●The operating and specialist personnel must to be instructed in the
safeguards of the machine and safe work methods.
I●t is the duty of the user to operate the machine in perfect running order.
●It is the obligation of the user to ensure that none of the safety
mechanisms are removed or deactivated.
●It is the obligation of the user to ensure that only authorized persons
operate and work on the machine.
●，。
●，。
●
。
● 。
● 。
● 。,
●This Instruction Manual is a component of the machine and must be
available to the operating personnel at all times.
●The Instruction Manual must be read before operating the machine for
the first time.
●The operating and specialist personnel must to be instructed in the
safeguards of the machine and safe work methods.
I●t is the duty of the user to operate the machine in perfect running order.
●It is the obligation of the user to ensure that none of the safety
mechanisms are removed or deactivated.
●It is the obligation of the user to ensure that only authorized persons
operate and work on the machine.
!
1-1

 Safety Safety
，，1m
、。
A working area of 1 meter is to be kept free both in front of and behind
the machine in operation so that the machine is always easily
accessible.
，！！
Never reach into the sewing area while sewing! Danger of injury by
the needle!
， ！
！！
Never leave objects on the table while adjusting the machine settings!
Objects can become trapped or be slung away! Danger of injury!
1
 ！，，
！
Do not operate the machine without support 1! Danger due to top-
heavy sewing head! Machine can tip over backwords when tilted!
，，1m
、。
A working area of 1 meter is to be kept free both in front of and behind
the machine in operation so that the machine is always easily
accessible.
，！！
Never reach into the sewing area while sewing! Danger of injury by
the needle!
， ！
！！
Never leave objects on the table while adjusting the machine settings!
Objects can become trapped or be slung away! Danger of injury!
1
 ！，，
！
Do not operate the machine without support 1! Danger due to top-
heavy sewing head! Machine can tip over backwords when tilted!
1.03 Danger1.03 Danger
!
1
2
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4
1-2

 Safety Safety
！
！
Switch the machine off before tilting it backwards!
Danger of injury if the machine is started accidentally!
！3
！
Do not operate the machine wihout its take-up-lever guard !3
Danger of injury due to the motion of the take-up lever!
4 ！ 4
。
On machines with thread lubricator, only operate the machine with the eye
guard 4 lowered! The eye guard protects the eyes from oil particles4
from the thread lubrication!
 ！2
！
Do not operate the machine without tilt lock 2!
Danger of crushing between sewing head and table top!
！
！
Switch the machine off before tilting it backwards!
Danger of injury if the machine is started accidentally!
！3
！
Do not operate the machine wihout its take-up-lever guard !3
Danger of injury due to the motion of the take-up lever!
4 ！ 4
。
On machines with thread lubricator, only operate the machine with the eye
guard 4 lowered! The eye guard protects the eyes from oil particles4
from the thread lubrication!
 ！2
！
Do not operate the machine without tilt lock 2!
Danger of crushing between sewing head and table top!
！
1
2
3
4
1-3

 Proper use Proper use
2 Proper use2 Proper use
9640 、，、 
。
Is a double-needle, high-speed post bed sewing
machine with driven feed wheel and roller presser.
9630 、，、
（）。
Is a single needle, high-speed post bed sewing
machine (post to the right of the needle) with driven
feed wheel and roller presser and synchronized needle.
9640 、，、 
。
Is a double-needle, high-speed post bed sewing
machine with driven feed wheel and roller presser.
9630 、，、
（）。
Is a single needle, high-speed post bed sewing
machine (post to the right of the needle) with driven
feed wheel and roller presser and synchronized needle.
。
The machines are used for sewing lockstitch seams in the leather and
upholstery industries.
。
The machines are used for sewing lockstitch seams in the leather and
upholstery industries.
，！
，  ！
、、！
，！
，  ！
、、！
Any use of these machines which is not approved by the manufacturer
shall be considered as improper use! The manufacturer shall not be liable
for any damage arising out of improper use! Proper use shall also be
considered to include compliance with the operation, adjustment, service
and repair measures specified by the manufacturer!
Any use of these machines which is not approved by the manufacturer
shall be considered as improper use! The manufacturer shall not be liable
for any damage arising out of improper use! Proper use shall also be
considered to include compliance with the operation, adjustment, service
and repair measures specified by the manufacturer!
!
2-1