Table of Contents
Advertisement
CONTENTS:
1.
General safety instructions
2.
Introduction ............................................................................................................................. ............................................. 1
3.
Head of the sewing machine
3.1.1
Description
3.1.2
Height setting of the hook
3.1.3
Setting the distance of the hook from the needle
3.1.4
Angular setting of the hook (timing)
3.1.5
Protection of the needle and of the hook point
3.1.6
Setting of the bobbin case opener
3.1.7
Setting the regulation of the hook lubrication
3.1.8
Replacement of the hook
3.1.9
Setting the gear
3.1.10
Dismantling of the hook box
3.2.1
Description
3.2.2
To check the handwheel angular adjustment
3.2.3
Height setting of the needle bar
3.2.4
Side setting of the needle bar holder
3.2.5
............................................................................................................................................................................ 7
3.3.1 Description
3.3.2 Mounting and removing the throat plate and its insert
3.4.1 Description
3.4.2 Setting the tension of main and auxiliary tensioners
3.4.3 Setting the tensioning mechanisms of the main tensioners
3.4.4 Setting the adapting spring
3.4.5 Setting the thread limiter
3.5.1 Description
3.5.2 Stitch length mechanism
3.5.2.1
3.5.2.2
3.5.2.3 a Forward and rearward stitch length distribution (rough)
3.5.2.3 b Forward and rearward stitch length distribution (fine)
3.5.2.4
3.5.3 Lower feed wheel
3.5.3.1
3.5.3.2
3.5.4 Setting the top roller (pressing force, height)
3.6.1 Description
3.6.2 Side setting of the indented lower pulley
3.6.3 Side setting of the indented upper pulley
3.6.4 Setting the tensioning roller
3.6.5
Replacement of the indented belt
3.6.6
Top roller
3.6.6.1
3.6.6.2
3.6.6.3
3.6.6.4
............................................................................................................................................................. 1
................................................................................................................................................ 2
.................................................................................................................................................................. 2
............................................................................................................................................... 5
............................................................................................................................................... 8
Setting the upper eccentric
Setting the prop
Setting of the control knob (including the stitch length limitation)
Feeding clutches
3.5.3.1.1 Description
3.5.3.1.2 Setting the lever of the second step of feeding(angle, position)
3.5.3.1.3 Setting of the lower eccentric
3.5.3.1.4 Setting the engagement and disengagement of the clutches
Wheel feeder and its post
3.5.3.2.1 Height setting of the feeder
3.5.3.2.2 Replacement of the feeder
................................................................................................................................15
Selection of the top roller diameter
Forward, rearward and side setting
Setting the gear clearance and in the mounting of the top roller
Replacement of the top roller
.................................................................................................................................................. 18
........................................................................ 10
Advertisement
Table of Contents
