Necchi Automatic Supernova Ultra Mark 2 - 20. Maintenance of Machine

29. HEMMING
- Fold over edge of fabric about 1/8" and insert the fold from . benea th into
the scroll of presser foot.
- Move
fabric back and forth until hem forms itself into the scroll.
-
Lower presser foot and commence sewing, guiding fabric by hand in order
to help its introduction in the scroll.
. Fig.
39
b) NARROW ROLLED EDGES
(Fig. 40)
Lever " E ,, (Fig, 1): in centre
notch.
Lever " C ,, : between 2 and 3.
Knob. 1iD,, between 1 and 2.
Upper tension: normal.
Presser foot: zig-zag hemming foot.
Fig.
41
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a) STRAIGHT STITCH HE M (Fig. 39 ~
Lever « B ,, (Fig. 1): in ce ntre
notch.
Lever " C ,, : on the left.
Knob "D,,: b etween 3 and 4.
Upper tension: normal.
Presser foot: straight stitch hem-
ming foot.
Fig.
40
c) SHELL STITCH HEM (Fig. 41 )
Lever "B" (Fig. 1): in centre notch.
Lever "C": between 2 and 3. ·
Knob "D,,: between 1 and 2.
Upper tension: rather tight.
Presser foot: zig-zag hemming foot.
This type of
hem is best done on
sheer materials such as nylon or
silk.
d) HEMMING AND SEWING ON
LACES (Fig. 42)
Set m achin e as for narrow rolled
edges.
Af t er ha v in g ma de the first stitche s,
raise he mmin g foot and insert end
of la ce int o s lot of hemming foot.
Nee dle mu st always stitch both
th ro ugh lace and hem .
Fi g. 43
31 . OVERLOCKSTITCH
Leve r "B" (Fig. 1): in centre notch .
Lever "C ": s et for desired zig-zag
widt h.
Kno b "D" : set for desired stitch
leng th.
Upper tension: normal.
Presser foot: use foot for zig-zag
sewing.
Needle must s tit ch into the fabric
and out of its e dg e alternately (Fig.
45>.
77 ~ ~1~ \:\ .. :-- ..
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30. FLAT FELLED SEAMS
Fig. 42
Set machine as for straight stitch
hem.
-
Place a piece of fabric on top
of the other so that their right
sides face each other . Right edge
of bottom piece should protrude
about 1/ 2" beyond right edge of
top piece (Fig.
43).
- Sew both pi eces of fabric toge-
ther, using
the edge of hemming
foot s cr o ll as a guide.
- Open fabrics with their edges
sta nding up .
-
In se rt edges in hemming foot
scroll
and sew as for normal
s tr a ight s titch hem (Fig. 44).
Fig. 45
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/~
"~ ·
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