21
thread
cUtter
Symbol
correct condition
lcd diSplayS “12”.
the thread cUtter Symbol will
blink, and thread cUtter motor
will be initialized.
Step and
itemS to
check
12)
thread
cUtter
motror,
thread
cUtter
Solenoid
procedUre
tUrn the handwheel toward yoU to
raiSe the needle bar at itS higheSt
poSition. preSS the needle Up/down
bUtton.
if the reSUlt iS correct condition,
preSS the Start/Stop bUtton to
proceed the next Step.
if the reSUlt iS defective condition,
preSS the reverSe Stitch bUtton to
proceed the next Step.
defective condition
thread cUtter motor
doeS not work.
the thread cUtter
Symbol doeS not ap-
pear when thread
cUtter iS at itS initial-
ized poSition.
thread cUtter poSi-
tion iS not initialized
and caUtion bUzzer
SoUndS.
–Remedy–
replace the thread
cUtter motor.
replace the thread
cUtter initialize
Switch.
replace the printed
circUit board a.
self-diagnostiC test
