Adjustment
12
1.05.06 Height of the bottom feed dog
Requirement
1. When the needle bar is positioned at b.d.c. (balance wheel position 180°), the bottom feed
dog should be positioned 0.5 mm horizontally above the top edge of the needle plate,
when crank 5 is in the centre of the slot.
2. In the direction of sewing, the bottom feed dog should be positioned in the centre of
the needle plate slot.
● Turn lifting crank 1 (screws 2) and eccentric sleeve 3 (screws 4) according to Require-
ment 1, and set feed dog in centre of needle-plate slot as shown in Requirement 2.
The height of the bottom feed dog can also be increased or reduced as required
by moving crank 5 (nut 6) up or down.
Fig. 1 - 06
0,5 mm
1
2
3
4
2
4
6
5
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