SINGER W1044 - Manual (Page 24)

27. CAUSE OF COMIVION DIFFICULTIES
2. Upper thread tension too tight
BREAKING OF THE UPPER THREAD;
1. Incorrect threading
3. Faulty needle or needle set incorrectly
4. Needle brushing against presser foot or other attachments
5. Needle eye too small for thread used 6 . Starting the machine suddenly or with a jerk
7. Starting the machine with the take up lever at its highest position
BREAKING OF THE LOWER THREAD;
1. Incorrect threading of the bobbin case 2 . Lower thread tension too tight
3. Bobbin being wound too fully
4. Rough edge of hole in needle plate caused by improper needle action
BREAKING OF THE NEEDLE;
1. Pulling the fabric while machine is running, thus causing, the needle to strike the needle plate
2. Using bent needle
SKIPPING STITCHES;
1. Using bent or blunt needles 2 . Needle inserted incorrectly
3. Needle threaded incorrectly 4 . Using wrong size needle
5. Pressure on presser foot insufficient, especially when sewing heavy material
UNEVEN STITCHES;
1. Presser foot not resting evenly on material 2. Feed dog not being high enough
'ng too short a stitch 4. Pulling the cloth while the machine is running
b. Using too fine a needle with to coarse a thread
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