Necchi Supernova Instructions Manual page 55

Move the lever assembly " 17 " and the small link " 35 " so that
the roller " 16 " enters the channel (groove) of lever assembly "17".
Place and line up the washer " 14 " (see Figs. 46 and 50) on top
of the hole in the upper arm, then insert pin " 15 ". Take lever
assembly " 13 ", introduce it between the upper shaft and the
rear wall of the machine, pass it below the upper shaft so that
its bearing " E " is placed above the washer " 14 " and the ec-
centric " 22 " enters the two sides " A " and " B " of the channel
(see Fig. 50).
Insert pin " 15 " into bearing " E " of the lever assembly and
through the washer " 14". Push this pin down to its middle
groove, so that the retaining ring " 11 B " can be slipped into this
groove.
Grip the retaining ring " 11B " with a pair of tweezers and slip
it into the groove of pin " 15 ". See that the washer " 14 " stays
above the retaining ring " 11 B " (Fig. 47).
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Copyright -2004