WHAT TO DO WHEN
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 IS
INAPPROPRIATE FOR
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 #11 BLUE TIP NEEDLE.
SEE MECHANICAL
ADJUSTMENT “NEEDLE BAR
HEIGHT”.
SEE MECHANICAL
ADJUSTMENT “HOOK TIMING”.
SEE MECHANICAL
ADJUSTMENT “CLEARANCE
BETWEEN NEEDLE AND HOOK”.
P.15
P.16
P.13,P.14
2. FABRIC NOT
MOVING
1. INCORRECT F.D. HEIGHT.
2. THREAD ON BOTTOM
SIDE OF FABRIC IS
JAMMED UP.
3. FEED DOG TEETH ARE
WORN.
SEE MECHANICAL
ADJUSTMENT “HEIGHT OF FEED
DOG”.
MAKE SURE TO BRING BOTH
NEEDLE AND BOBBIN THREAD
UNDER THE FOOT WHEN
STARTING SEWING.
CHANGE TO FEED DOG.
P.12
1