Operation Manual

APPENDIX
71
4
Symptom Possible cause How to put it right Reference
The stitch is not
sewn correctly.
The thread tension is incorrect. Adjust the tension of the upper thread. page 27, 62
The thread is tangled, for example, in
the race.
Remove the tangle thread. If the thread
is tangled in the race, clean the race.
page 60, 62
The stitch adjustment level is incorrect. Adjust the stitch. page 50
ERROR MESSAGES
If an operation is performed incorrectly before the sewing machine is set up, an error message appears on the
operation panel. Follow the instructions indicated in the table.
If you press the stitch selection key or do the operation correctly while the error message is displayed, the
message disappears.
Error Message Probable Cause Solution
Thefootcontrollerwaspressed(orthestart/
stop button was pressed if the foot controller is
notconnected)andthereverse/reinforcement
stitch button was pressed while the presser foot
is raised.
Lower the presser foot lever before continuing
the operation.
A stitch other than the buttonhole or bar tack
stitch was selected and the foot controller was
pressed(orthestart/stopbuttonwaspressedif
thefootcontrollerisnotconnected)whilethe
buttonhole lever is lowered.
Raise the buttonhole lever before continuing
the operation.
The buttonhole or bar tack stitch was selected
andthefootcontrollerwaspressed(orthestart/
stop button was pressed if the foot controller
isnotconnected)whilethebuttonholeleveris
raised.
Lower the buttonhole lever before continuing
the operation.
The reverse/reinforcement stitch button or
needle position button was pressed while the
bobbin winder shaft is moved to the right.
Move the bobbin winder shaft to the left before
continuing the operation.
The start/stop button was pressed while the
foot controller was connected.
Disconnect the foot controller, and then press
the start/stop button. Otherwise, operate the
machine by using the foot controller.
The motor locked up because the thread
became tangled, or the needle bent and thus
hit the needle plate.
Cleantheracetoremovethetangledthread
(page60).
Checktheneedle.Iftheneedleisbentor
broken,replacetheneedle(page21).
If both of the above fail, refer to “Error message
“E6”appearsintheLCD”(page65).
The machine may be malfunctioning. Contactyournearestauthorizedservicecenter.
Operation beep
Each time a key is pressed you will hear one beep. If a non-functioning key is pressed or an incorrect operation
isperformedyouwillheartwoorfourbeeps(onlyformodelsequippedwiththeoperationbeep).
■
If a key is pressed (correct operation)
One beep sounds.
■
If an incorrect operation is performed or a non-functioning key is pressed
Two or four beeps sound.
■
If the machine locks up, for example, because the thread is tangled
The sewing machine beeps for four seconds and the machine automatically stops. Be sure to check for the
cause of the error, and correct it before continuing to sew.