Adjustment
12 - 20
12.
05
Adjusting the thread trimmer -900/53
12.
05.01
Removing the scissors
1
3
3
2
5
6
7
4
3
Fig. 12 - 18
●
Open post cover
1
and unscrew post cover plate
2
( screws
3
).
●
Loosen screw
4
.
●
Swing out bobbin case base
5
by hand and hold it in this position.
●
Remove bolt
6
.
●
Open the scissor drive bar and remove scissor
7
.
●
Allow bobbin case base
5
to swing in and close the scissor drive bar.
Post cover plate
2
remains dismounted for further adjustments.
