White SuperLock User Manual

4.
CHECKING
PERFORMANCE
PROBLEMS
PROBLEM]
PROBABLE
CAUSE
CORRECTION
Incorrect
Thread
Tension(s).
Reset
Thread
Tension(s).
Incorrect
size
Needle.
Choose
correct
size
Needle
for
Thread
Irregular
and
Fabric.
Stitches
Improper
Threading.
Re-thread
Machine.
Pulling
Fabric.
Do
not
pull
Fabric;
guide
it gently.
Loose
Presser
Foot.
Reset
Presser
Foot.
Pulling
Fabric.
Do
not
pull
Fabric;
guide
it
gently.
Breaking
Incorrect
size
Needle.
Choose
correct
size
Needle
for
Thread
Needle
and
Fabric.
Incorrect
setting
of
Needle.
Reset
Needle.
Loose
Presser
Foot.
Reset
Presser
Foot.
Incorrect
Thread
Tension(s).
Reset
Thread
tension(s).
Puckering
Bent
or
blunt
Needle.
Insert
new Needle.
Differential
feed
is
set
Set
it at
less
than
1.
incorrectly.
.
Differential
feed
is
set
Set
it
at
1
or
at
more
than
1
Wavering
incorrectly,
for
knitted
fabrics.
Improper
Threading.
Re-thread
Machine.
Skipping
Incorrect
size
Needle.
Choose
correct
size
Needle
for
Thread
Stitches
and
Fabric.
Bent
or
blunt
Needle.
Insert
new
Needle.
Incorrect
setting
of
Needle.
Reset
Needle.
Improper
Threading.
Re-thread
Machine.
Bent
needle.
Insert
new
Needle.
Breaking
Thread
Tension(s)
too
tight.
Reset
Thread
Tension(s).
Threads
Incorrect
setting
of
Needle.
Reset
Needle.
Thread
Spool
tangled.
Reset
Spool
properly.
Thread
Guide
Pole
not
extended.
Fully
extend
Guide
Pole.
SPECIFICATION
OF
MACHINE
ITEM
SPECIFICATION
Number
of
threads
4
or
3
threads
overedge
stitch
width
5mm
(left
needle)
and
2.8mm
Iright
needle)
Needle
HAx1SP,HAx1
1130/705H)
Stitch
length
1 —
5
mm
Stitching
speed
Up
to
1500
stitches
per
minute
Dimensions
325
mm)W)
x
260
mm(D)
x
290
mm(H)
Weight
9.5
Kg
29

White SuperLock Specifications

General

Brand	White
Built-in Needle Threader	Yes
Model	SuperLock
Stitch Width	7mm
Stitch Length	4mm
Buttonhole Styles	4-step
Warranty	25-year limited