FAQ e Risoluzione dei problemi
The bobbin thread cannot be pulled up.
Needle is turned, bent or the point is dull.
Replace the needle.
Refer to How do I change the needle ?
Bobbin is set incorrectly.
Reset the bobbin thread correctly.
Refer to How do I install the bobbin wound with thread ?
Upper threading is incorrect.
Check the steps for threading the machine and rethread the machine correctly.
Refer to How do I thread my machine ?
AZ14, AZ17, BC-2100/2300, BC-2500, CS10, CS70, CS70s, CX70PE, CX70PEs, DS-120, DS-140, DX70SE, ES-2000, FS100WT, FS-20, FS20s, FS-40, FS40s, FS60, FS60s, FS60x, FS70WT, FS70WTs, FS70WTx, HF27, HF37, J14, J14s, J17, J17s, JX17FE, KD144, KD144s, KD40, KD40s, KE14, KE14s, KE20, KE20s, MS-4, RH127, RH137, RL417, RL425, X14, X14s, X17, X17s, XN1700, XN2500, XQ2700, XQ3700, XT27, XT37