—
4
—
7
、
THREADING (Fig.4)
Raise the needle bar to its highest position and route the upper thread in the order illustrated below.
8
、
REMOVING AND INSERTING THE BOBBIN
(1)
Removing:
Open the shuttle race cap and the bobbin holder, then take out the bobbin.
(2)
Installation:
Put the bobbin in the rotary hook case, Permit about 5 cm of bobbin thread to hand down freely. Install
the bobbin in the bobbin case so that the thread wound direction is clockwise. Then close the rotary hook
and the shuttle race cap.
9
、
ADJUSTING THE THREAD TENSION (Fig.5)
For ordinary stitching, the tension of the upper and the lower threads should be equal.
Fig.4
5
Содержание GA2688-1
Страница 10: ... 8 A ARM BED AND ITS ACCESSORIES ...
Страница 13: ... 11 B NEEDLE BAR AND THREAD TAKE UP MECHANISM ...
Страница 15: ... 13 C LOWER SHAFT MECHANISM ...
Страница 18: ... 16 D FEEDING MECHANISM ...
Страница 21: ... 19 E PRESSER FOOT MECHANISM ...
Страница 23: ... 21 F UPPER FEED LIFTING ROCK SHAFT MECHANISM ...
Страница 25: ... 23 G NEEDLE BAR ROCKING MOTION MECHANISM ...
Страница 27: ... 25 H KNEE LIFTER MECHANISM ...
Страница 29: ... 27 I BOBBIN WINDER MECHANISM ...
Страница 31: ... 29 J ACCESSORIES ...
Страница 33: ... 31 K Belt cover Large component ...