Necchi Supernova Instructions Manual page 69

Repeat operations " a ", " b ", and " c '. If the requirement " d "
is not yet met, proceed further as follows:
Replace the old feed dog with a new one and repeat again opera
tions " a ", " b " and " c ". Here is the procedure to follow in order
to change the feed dog:
Remove needle plate (Fig. 5).
Remove the feed dog " C " by loosening the screws " M "
(Fig. 60).
Place the new feed dog on its support " O " (Fig. 60) and
fasten it by inserting and tightening the screws " M ".
Make adjustment " A " (2nd case) as explained in chapter " Align
ment of Feed Dog in relation to the slots in the Needle Plate ".
Place needle plate in its receptacle and fasten it.
M
Fig. 60
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