Garudan GP-514-446 User Manual And Spare Parts List page 12

anita-b GP-514-446(7)
Instructions for adjustment threat trimmer mechanism
13 Basic condition
a) Clearance between the throat plate and the bobbin case stopper.
Fig.10
Condition :
Clearance between the top end of the bobbin case resting groove on the throat plate and the top
face of the bobbin case stopper of the hook : 1,4 mm –(for left and right side)
b) To adjust the needle height and the hook course. (Fig. 11)
The hook must be so interrelated with the needle that at the moment when the hook point begins
to take up the upper thread loop, the upper edge of the needle eye comes aproximately 1 ÷ 1,2
mm under the hook point.
Rotate the hand wheel towards you until the needle reaches its bottom position and reacends by
3 mm. In this position, the hook point must lie in the needle axis.
Fig. 11
12