1
CONDITION
CAUSE
HOW TO FIX
REFERENCE
1. SKIPPING
STITCHES
1. NEEDLE IS NOT INSERTED
PROPERLY.
2. NEEDLE IS BENT OR WORN.
3. INCORRECTLY THREADED.
4. NEEDLE OR THREAD ARE
INAPPROPRIATE FOR THE
FABRIC BEING SEWN.
5. SEWING ON
STRETCH FABRIC.
6. INAPPROPRIATE NEEDLE
BAR HEIGHT.
7. INAPPROPRIATE NEEDLE TO
HOOK TIMING.
8. INAPPROPRIATE NEEDLE TO
HOOK CLEARANCE.
INSERT THE NEEDLE PROPERLY.
CHANGE THE NEEDLE.
RETHREAD.
USE THE RECOMMENDED SEWING
NEEDLE AND THREAD.
USE A HA X #11 BLUE TIP NEEDLE.
SEE MECHANICAL ADJUSTMENT
“ADJUSTMENT OF NEEDLE BAR
HEIGHT”.
SEE MECHANICAL “ADJUSTMENT OF
HOOK TIMING”.
SEE MECHANICAL ADJUSTMENT
“CLEARANCE BETWEEN NEEDLE
AND TIP OF THE ROTARY HOOK”.
P. 11
P. 10
P. 12
2. FABRIC NOT
MOVING
1. INCORRECT FEED DOG
HEIGHT.
2. FEED DOG IS IN DOWN
POSITION.
3. THREAD ON BOTTOM SIDE OF
FABRIC IS JAMMED UP.
SEE MECHANICAL ADJUSTMENT
“FEED DOG HEIGHT”.
RAISE THE FEED DOG.
MAKE SURE TO BRING BOTH NEEDLE
AND BOBBIN THREADS UNDER THE
FOOT WHEN START SEWING.
P. 13
WHAT TO DO WHEN
