SINGER XL1 Quantum - Manual (Page 15)

Indicator Lights
If the machine has not been properly set to sew, an indicator light will come on to tell you where the problem is located.
Upper thread indicator light
Bobbin winder indicator light
Prosser foot lifter/thread cutter lever indicator light
Buttonholing lever indicator light
Low bobbin thread indicator light
Indictor
light
Problem Cause
1
№■)
When the speed controller or
start switch is pressed and the
machine will not sew.
1 -'ff ^ \
1) The upper thread has run out or
broken,
or
2} The thread is not in the thread
sensor guide.
The machine forms one stitch
then stops.
Mote: The bobbin winder is
turning.
Bobbin winding shaft ____ \
The bobbin winding shaft was loft in
the right position after winding.
The indicator light flashes ON
and OFF, and the machine
stops after it produces only one
stitch.
The presser foot is up, and the
thread cutter is in position.
w
The indicator light flashes ON
and OFF, and the machine will
not sew a buttonhole. Bultonhofing leverAi yii T X '"
The buttonholing lever has not been
pulled down.
.f )
The indicator light will blink
when the bobbin thread is low.
The thickness of thread
detemiines the remaining
amount on the bobbin.
Note; When using transparent
thread the machine cannot detect
i the remaining amount of thread on
the bobbin and the indicator light
will blink even when the bobbin Is
full.
О
о
Solution
(When the following corrective
action is taken, the indicator light
will go OFF.)
V
1) Replace the empty spool arid
rethread machine.
2) Place thr'ead correctly in thread
sensor guide.
Move the bobbin winding shaft back
to the left position.
„iCCX
‘ î ; у
-i ^ '■
..
Push the presser foot lifter/thread
cutter lever down to the horizontal
position.
Bring the buttonholing lever down.
(See page 20.21)
UH Wind a new bobbin.
Important
Please Keep
^*tis area of the
j machine clean
' fhK. vV to allow the low
bobbin thread
sensor to work
properly.
13