Brother GT-3 Series Service Manual page 160

Adjustment of the Level by four Height Adjustment Screws
1.
Loosen the Screw (1).
2.
Loosen the Nut M8 P1 (3) with fitting the MINUS driver (4) in the groove of the Height Adjustment Screw
(2).
(3)
3.
Adjust the height of the Height Adjustment Screw (2) by screwing the MINUS driver.
Clockwise: the height of the Platen goes up.
Counterclockwise: the height of the Platen goes down.
<Note> Rotate the Height Adjustment Screw by 1/4 or even 1/8 so that you can understand how much
you have adjusted.
4.
Fix the Nut M8 P1 (3) with the MINUS driver set in the groove of the Height Adjustment Screw.
(1)
(2)
(3)
(2)
(3)
GT-3 Series
6. Replacing Parts
(4)
151