Brother GT-3 Series Service Manual page 254

14. Fix the Clamp NK-18N (15) with the one Screw (16).
<Note> Do not drop the two Washer Plains M4 at the bottom.
15. Fix the other Clamp NK-18N (15) with the one Screw (18).
<Note>
Pay attention not to hook the Tubes in operation.
The recent productions have neither Screw (18) nor Clamp, NK-18N (15) mounted.
16. Remove the protection of the needle and insert the Tube.
<Note> Pay attention not to get the dust and threads into the inside of the needle.
(
(15)
(16)
(17)
(15)
(18)
GT-3 Series
6. Replacing Parts
NG (Jammed)
245