❽
❺
❷
❸
❾
❹
❸
❷
❷
❸
– 33 –
Loosen counter knife base setscrew to remove
4)
counter knife base ❾ .
When removing counter knife base ❾ , turn the
handwheel to bring hook ❽ to the position shown
in the figure beforehand.
Attach throat plate ❹ in place. Tighten throat plate
5)
setscrews ❺ .
6)
Install hook cover for the sewing machine without
thread trimmer and temporarily fix hook cover
screws ❷ and eccentric rollers ❸ .
Tighten hook cover screws ❷ at the position where
7)
the hook cover for the sewing machine without
thread trimmer does not rattle when you turn
eccentric rollers ❸ .
Adjust eccentric rollers ❸ on both the front and
*
back sides.