Singer 191D-20 - Feed Timing Adjustment

3.16
Feed Timing
Adjustment
Caution
If the feed
eccentric cam is
moved too
far,
the needle will
be broken.
Loosen screws
'2' and '3' in feed
eccentric
cam '1', move the feed
eccentric
cam '1' in the direction
of the arrow or opposite direction
of the arrow, and firmly tighten the
screws
'2' and '3' (Figure 25).
For the
standard adjustment, adjust
so that the top surface of feed dog
and the top end of needle eyelet
are flush
with top surface of throat
plate when the feed dog descends
below the throat plate.
To advance the feed timing in order
to prevent uneven material feed,
move the feed eccentric cam in the
direction
of the arrow.
To delay the feed timing in order to
increase stitch tightness, move the
feed eccentric
cam in the direction
from the arrow.
standard
a
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Figure 25
High Speed Straight Lockstitch Sewing Machine ! Instruct ion Manual and Pa rts List 16
From the library of: Superior Sewing Machine & Supply LLC