9.03.19 Roller presser
9.03.20 Stitch length on stitch length scale
9.03.21 Synchronization of roller presser and feed wheel
9.03.22 Retainer only on 9620
9.03.23 Knee lever
9.03.24 Needle thread tension release
9.03.25 Thread check spring ( 9630 9625and9610 )
9.03.26 Thread check springs ( 9620)
9.03.27 Bobbin winder
9.03.28 Pressure of roller presser
9.03.29 Lubrication
9.03.30 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 9620)
9.05 Adjustment backtacking mechanism-D3
9.05.01 Needle in needle hole(only for 9625 and 9610)
9.05.02 Coupling for roller presser drive
9.05.03 Bever gears for feed wheel drive (on the 9625 and 9620)
9.05.04 Bevel gear play(on the 9625 and 9620)
9.05.05 Bevel gears for feed wheel drive (on the 9630 and 9610 )
9.05.06 Bevel gear play(on the 9630 and 9610)
9.03.19 Roller presser
9.03.20 Stitch length on stitch length scale
9.03.21 Synchronization of roller presser and feed wheel
9.03.22 Retainer only on 9620
9.03.23 Knee lever
9.03.24 Needle thread tension release
9.03.25 Thread check spring ( 9630 9625and9610 )
9.03.26 Thread check springs ( 9620)
9.03.27 Bobbin winder
9.03.28 Pressure of roller presser
9.03.29 Lubrication
9.03.30 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 9620)
9.05 Adjustment backtacking mechanism-D3
9.05.01 Needle in needle hole(only for 9625 and 9610)
9.05.02 Coupling for roller presser drive
9.05.03 Bever gears for feed wheel drive (on the 9625 and 9620)
9.05.04 Bevel gear play(on the 9625 and 9620)
9.05.05 Bevel gears for feed wheel drive (on the 9630 and 9610 )
9.05.06 Bevel gear play(on the 9630 and 9610)
Index
9 - 23
9 - 24
9 - 25
9 - 26
9 - 27
9 - 28
9 - 29
9 - 30
9 - 32
9 - 32
9 - 34
9 - 35
9 - 36
9 - 36
9 - 37
9 - 38
9 - 39
9 - 40
9 - 41
9 - 42
9 - 43
9 - 44
9 - 45
9 - 45
9 - 46
9 - 47
9 - 48
9 - 49
9 - 50
9-23
9-24
9-25
9-26
9-27
9-28
9-29
9-30
9-32
9-32
9-34
9-35
9-36
9-36
9-37
9-38
9-39
9-40
9-41
9-42
9-43
9-44
9-45
9-45
9-46
9-47
9-48
9-49
9-50
12-2
1. Safety
1.01 Safety symbols
Safety
Caution
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.
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.
It 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
12-1
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