FS50
FAQs & Troubleshooting |
Tangled thread on wrong side of fabric
Symptom / Cause
If the upper thread is incorrectly threaded, the upper thread passed through the fabric cannot be firmly pulled up and the upper thread becomes tangled in the bobbin case, causing a rattling noise.
Remedy / Check details
Remove the tangled thread, and correct the upper threading according to the following procedure.
If the bobbin was removed from the bobbin case, install the bobbin in the bobbin case correctly.
Refer to How do I install the bobbin wound with thread?
(1) Presser foot lever |
If the presser foot is not raised, the sewing machine cannot be threaded correctly.
Pull up the spool pin as far as possible, and then put a spool of thread on this pin.
If the spool of thread is in the wrong place, or is set incorrectly, the thread may tangle on the spool pin and cause the needle to break.
Feed the upper thread as shown in the illustration below.
(1) Spool pin (3) Mark on the handwheel |
Make sure you guide the thread through the thread take-up lever from right to left.
(1) Thread take-up lever |
Put the thread behind the needle bar thread guide above the needle.
The thread can easily be passed behind the needle bar thread guide by holding the thread in your left hand, then feeding the thread with your right hand.
(1) Needle bar thread guide |
(1) Presser foot lever |
(1) Needle holder
(2) Needle threader lever (3) Guide |
The end of the needle threader rotates toward you and the hook passes through the eye of the needle.
Turn handwheel counterclockwise until the needle is at its highest position.
(1) Mark on handwheel |
(1) Hook (2) Thread |
(1) Loop of thread |
Be careful not to pull on the thread with force or it may bend the needle.
(1) Presser foot lever |
(1) 5 cm (2 inches) |