SunStar SPS/E-1306 Series User Manual

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77
CAUSES OF BREAK-DOWN AND TROUBLESHOOTING
No.
1
2
3
Type of Breakdown
Error on operation or
drive of machine
Cause
Loosing of belt tension and damage on
belt
Fuse shortage for main power or circuit
Deviation from Y and Y limit of feed
bracket
Troubleshooting
Adjust the belt tension or exchange it
Check the fuse shortage of main shaft drive
motor in a controller box or exchange it
Bad position of
stopping position
Slackness of main drive belt
Wrong position of upper shaft sensor
plate or photo sensor
Adjust the belt tension
Adjust the position of upper shaft sensor
plate or exchange the photo sensor
Needle bent
4
Thread is cut
5
Stitch skipping
Damage on needle(Bending of needle,
cracks on needle hole or groove, and
abrasion or transformation of needle tip)
Exchange the needle
Move the feed bracket to normal place
(inside limit switch)
Wrong installation of needle Install the needle properly
Contact of needle with shuttle Adjust the distance properly between a needle and shuttle
Wrong insertion of thread Insert the thread properly
Wrong installation of needle (Height
of needle or direction of needle )
Reinstall the needle
Damage on needle ( Bending of needle,
cracks on needle hole or groove, and
abrasion or transformation of needle tip)
Exchange the needle
Excessive tension of upper thread and under thread Adjust the tension
Excessive tension and stroke of take-up
lever spring
Adjust the tension and stroke of take-up lever
spring
Crack on the controlling hole of shuttle
surface spring
Exchange the shuttle surface spring
Use of bending needle Exchange the needle
Use of improper sized needle compared with using thread Exchange the needle
Wrong installation of needle Reinstall of needle
Improper timing for a needle and shuttle Readjust the timing for a needle and shuttle
Large interval between a needle groove and shuttle point Readjust the timing for a needle and shuttle
Excessive tension of take-up lever
spring and stroke
Adjust the tension of take-up lever spring and
stroke

SunStar SPS/E-1306 Series Specifications

General

Brand	SunStar
Model	SPS/E-1306 Series
Category	Sewing Machine
Language	English