Class 99 & 99K
Fig. 17 shows bobbin winder in position for winding. When sufficient thread has been wound the winder is automatically released.
Remove filled bobbin from bobbin winder spindle and re-tighten stop motion screw L, Fig. 16.
If thread does not wind evenly on bobbin, loosen screw which holds thread guide 3, Fig. 16. Turn guide to left if bobbin winds high on right. Turn guide to left is bobbin winds high on left. When guide is properly centered, thread will wind evenly across bobbin. Tighten guide clamping screw.
If the pressure of bobbin winder pulley N, Fig. 17 against hub of hand wheel is insufficient for winding the bobbin, press down winder until latch M drops down and holds it, then loosen screw P2. With the forefinger push back upper end of slotted plate P1 as far as it will go and at the same time, with the thumb, press winder against ledge of wheel. Then tighten screw P2 securely. Afterwards raise latch to release winder from contact with hand wheel.
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