Bobbin Case Position Finger; Bobbin Case Position Plate - Singer Inspiration 4228 Service Manual

Bobbin case position finger

Check
The position finger (a) must not extend above the left face of the bobbin case fork, and must
be evenly with the surface of this fork.
Adjustment
1. Adjust the finger position to obtain the correct location, or replace the postion bracket (c).

Bobbin case position plate

Check
1. Turn handwheel to the front of the machine, to bring hook point to position (d).
2. Locate the bobbin case so that the left side of its fork is resting against the position finger (a).
3. The clareance should between the heel of the bobbin case and position bracket (c) be 0,25 to
0,36 mm
Adjustment
1. Loose the screws (b) and (e).
2. Move the position bracket (c) to obtain the correct clearance.
3. Tighten the screws (b) and (e).
NOTE! Make sure the right edge of bracket (c) is parallel with the edge of the machine bracket.
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Setting
Singer Inspiration