Position Of Buttonhole Switch Lever - promelectroavtomat ULT2003D Service Manual

13.

POSITION OF BUTTONHOLE SWITCH LEVER

STANDARD
When the buttonhole lever is lowered, the clearance of front part of buttonhole foot is 1.5 mm and the presser
foot lever is lowered BH 0 should touch BH 1.
ADJUSTMENT
1. Turn on power switch and select pattern
2. Fit the buttonhole foot (A). Adjust the clearance to 1.5 mm, and lower the presser foot lever.
3. Adjust the position of buttonhole lever so that BH0 touches BH1 when the buttonhole eccentric shaft is
rotated.
NOTE :In case that the length are shorter than the standard, bend the BH 1 to be far from BH 0.
In case that the length are longer than the standard, bend the BH 2 to be close to BH 0.
Adjustment Point
If the buttonhole eccentric shaft (C) is rotated clockwise, the clearance (D) between BH0 and BH1 widens.
Pull (B) of the buttonhole foot to its maximum and check that the switch can be switched.
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