Adjustment

12.05.22 Bobbin case opener motion

Requirement

With the needle bar 2.0 past bdc (hole 1) the bobbin case opener 3 must be at its right point of reversal.

1

3

2

81-073

Fig. 12 - 23

●Adjust bobbin opener eccentric1 (screws2) in accordance with therequirement.

12 - 24