Operating instructions

14
5.4 Adjusting the thread regulator
Caution: Risk of injury!
Tur n off the main switch.
The thread regulator may only be adjusted with the sewing machine
switched off.
The thread regulator 1 c ontrols the quantity of needle thread required
for stitch formation.
The thread regulator must be precisely adjusted for an optimum result.
With correct setting the needle-thread loop must slide with low
tension over the thickest point of the hook.
–
Loosen screw 2.
–
Adjust position of the thread regulator 1.
Thread regulator to the left = more thread
Thread regulator to the right = less thread
–
Tighten screw 2.
Adjustment information:
If the maximum quantity of thread is required, the thread-tensioning
spring 3 must be pulled upwards about 0.5 mm from its lower limit
position. This is the case, when the needle-thread loop passes the
maximum hook diameter.
32 1