SINGER W3851 - Manual (Page 24)

SEWING HINTS
SEE I'HAT THE PRESSER FOOT is securely damped by the screw ; nd snug against the
presser bar so that the needle may pass through the opening in the foot withcut any interference.
SKIPPED STITCHES m:iy be caused by a bent or blunt needle: by incoirtct setting of the
needle: the wrortg size needle: by a thread loo heavy for the size of the needle.
BREAKINii NEEDLES are usually due to pulling on the work, causing the neetlle to get out of
line and strike throat pkite, thus breaking or bending the needle.
It may be due to presser foot or attachments not being securely fastened to presser bar.
Be sure to use the correct size needle and thread for material.
BREAKING THE UPPER THREAD may be BREAKING THE LOWER THREAD may be
caused bv:
caused by:
( 1 ) Incorrect threading.
( 2 ) Not bringing up bobbin thread correctly,
i 3 ) Upper tension too tight.
( 4 ) Neeille imperfect, or set incorrectly.
( 5 ) Needle rubbing against attachments or
presserfoot.
( 6 ) Needle eye too small for thread.
( 7 ) Starting the machine at full speed.
( 8 ) Starting without take-up lever at highest
point.
1 ) Incorrect threading of bobbin case.
( 2 ) I oo tight a tension.
( 3 ) Bobbin wound too full to revolve freely.
( ) Not bringing up under thread correctly.
( 5 ) Holt ‘ in the needle plate rough, caused
by r leedle striking the plate.
UNEVEN SlTl'CHES may be cau.sed by:
( 1 ) I'resser foot not resting evenly on material.
( 2 ) Feed not high enough.
( 3 ) Too short a stitch.
( 4 ) Pulling the cloth.
( 5 ) Too fine a needle with too coarse or poor
a thread.
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