Standard Adjustments; Needle; Needle Installation - SunStar SC 7900-Series User Manual

Direct drive, 4-needle flat seamer feed off the arm type
Hide thumbs Also See for SC 7900-Series:
Table of Contents

Advertisement

6 6

STANDARD ADJUSTMENTS

1) NEEDLE

(1) Sewing needle
This sewing machine uses the UY118GKS sized needles made by from Groz-Beckert.
Select the proper needle according to the thickness and type of the sewing materials because of the various size of needle.
Japanese Standard
Metric Standard
There may not be the sewing needles at the table, check the catalogue
Caution
(2) Retainer needle
This sewing machine uses the UY36211 sized needles made by from Groz-Beckert.
Select the proper needle according to the thickness and type of the sewing materials because of the various size of needle.
Japanese Standard
Metric Standard
There may not be the retainer needles at the table, check the catalogue.
Caution

2) NEEDLE INSTALLATION

Check the OFF-status condition of a
power switch before setting the needle.
Or you may get injured by the
Warning
malfunction of the pedal.
① Loosen the clamp screwⓐ.
② Remove the old needle using the tweezers.
③ Lift the needle to the end of needle holeⓑ and then fix it
firmly by tightening the clamp screwⓐ.
The sewing needle and the retainer needle has the cutting part on their upper part. Insert the
needle to tighten the clamp screw.
Caution
8
9
10
60
65
70
8
9
60
65
11
12
-
75
80
-
10
11
70
75
14
90
12
80
[ Figure 26 ]
23

Advertisement

Table of Contents
loading

This manual is also suitable for:

Sc 7900-02 m6 a

Table of Contents