2
WHAT TO DO WHEN
CONDITION CAUSE HOW TO FIX REFERENCE
1. SKIPPING 1.
NEEDLE IS NOT INSERTED INSERT THE NEEDLE PROPERLY.
STITCHES PROPERLY.
2. NEEDLE IS BENT OR WORN. CHANGE THE NEEDLE.
3. INCORRECTLY THREADED RETHREAD.
4. NEEDLE OR THREAD ARE USE THE RECOMMENDED
INAPPROPRIATE FOR SEWING NEEDLE AND THREAD.
FABRIC BEING SEWN.
5. SEWING ON STRETCH USE A #11 BLUE TIP NEEDLE.
FABRIC
6. PRESSER FOOT PRESSURE ADJUST THE PRESSER BAR
IS TOO WEAK. LEVEL TO MAKE THE
PRESSURE STRONGER.
7. INAPPROPRIATE NEEDLE SEE MECHANICAL P.16
BAR HEIGHT ADJUSTMENT
“NEEDLE BAR HEIGHT”.
8. INAPPROPRIATE NEEDLE SEE MECHANICAL P.17
TO SHUTTLE TIMING ADJUSTMENT
“NEEDLE TO SHUTTLE TIMING”.
9. INAPPROPRIATE NEEDLE SEE MECHANICAL P.18
TO SHUTTLE CLEARANCE ADJUSTMENT “NEEDLE
CLEARANCE TO SHUTTLE.”
2. FABRIC NOT 1. PRESSER FOOT PRESSURE ADJUST THE PRESSER BAR
MOVING IS TOO WEAK. LEVEL TO MAKE THE
PRESSURE STRONGER.
2. INCORRECT F.D. HEIGHT SEE MECHANICAL P.15
ADJUSTMENT “FEED DOG
HEIGHT.”
3. F.D. IS IN DOWN POSITION. RAISE THE F.D. LEVEL.
4. THREAD ON BOTTOM SIDE MAKE SURE TO BRING
OF FABRIC IS JAMMED UP. BOTH NEEDLE AND BOBBIN
THREAD UNDER THE FOOT
WHEN STARTING SEWING.
5. FEED DOG TEETH ARE CHANGE THE FEED DOG.
WORN.
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