Needle Center Position Adjustment - Singer 4423 Service Manual

3-6 Needle center position adjustment
- Remove the face plate.
- Set the pattern selector dial to "
Turn the stitch width dial to "0".
- Loosen the screw (a) of needle bar driving
rod pin (b). (1)
- Adjust the needle bar driving rod pin (b)
position, clockwise needle will turn left,
counter clockwise needle will turn right.
Clockwise=left
Counter-clockwise=right
- Make sure needle drops on middle of
needle hole. After adjusting, re-tighten the
screw (a). (2)
" or " ".
