Janome New Home 580 Manual Of Instruction page 36

(continued)
STITCHING FORMS LOOPS
CAUSE
REMEDY
1. The thread tension is not properly adjusted.
See instructions for adjustment of upper and lower thread tensions.
2. The needle is not threaded correctly and/or the bobbin is not wound
Thread the needle and/or rewind the bobbin properly.
properly.
3. The weight of the material and the size of the thread are not appro-
See instructions covering the use of proper needle and threads with
priate,
varying materials.
4. Thread take-up spring does not work well.
Replace it.
SEAMS SHRINK OR PUCKER
1. The thread tension is too tight.
See instructions for adjustment of upper and lower thread tensions.
2. The pressure of the presser foot is too strong.
See instructions for adjustment of the pressure of the presser foot.
3. Stitches are too small for the weight of the material.
Adjust the stitch length.
IRREGULAR STITCHING
1. The upper and lower threads are of inferior quality.
Use thread of best quality.
2. The thread is wound around the bobbin unevenly.
Rewind it.
THE MACHINE DOES NOT WORK SMOOTHLY AND IS NOISY
1. The machine is in need of oil
Apply oil as per instructions.
2. Dust and waste thread have collected in the shuttle mechanism.
See instructions pertaining to cleaning the race and shuttle.
3. Oil of inferior quality is used and has coagulated.
Clean thoroughly and oil again with proper sewing machine oil of
the best quality.
4. The tension on the belt is too tight.
Loosen the belt tension,
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