SINGER 191D-30 - Manual (Page 20)

17 High Speed Straight Lockstitch Sewing Machine | Instruction Manual and Parts List
3.17
Feed Dog Height
Adjustment
When the feed dog ‘A’ is at its high-
est position, the teeth should be
above the top surface of the throat
plate ‘B’ as the below height for
each machine variety (Figure 26). Loosen screw ‘2’ of crank ‘1’.
Move the feed bar up or down to
make a correct height.
Securely tighten screw ‘2’.
Figure 26
If the screw ‘2’
is tightening
too much, the
crank ‘1’ will
be worn out.
Caution
See description below for height