3.6
Backtacking with solenoid
Regulation
At the maximum stitch length, at the backtacking mechanism
dislocation with the solenoid, its movable core should not strike
the fixed one.
–
Set the maximum stitch length.
–
Press the backtacking lever down to the stop and hold it in this
position.
–
Loosen the screw (1), press the lever (2) down to the stop, and put
it back by approximately 1 mm.
–
Tighten the screw (1).
–
Test whether its movable core does not strike the fixed one when
the solenoid is switched on.
20
2
1