Sewing Motor Clutch - Duerkopp Adler 511 Service Instructions Manual

2.8

Sewing motor clutch

4
3
12
Caution – Risk of injury !
Turn the main switch off.
Check and adjust sewing motor coupling only when the automatic
bartacker is switched off.
Rule and control
Both clutch halves 1 and 2 must be positioned in such a way that they
abut the knobs of cam 4 on the left or right.
–
Rotate arm shaft with the handwheel and check whether the cam
has enough clearance in every position.
Adjusting
–
Loosen screw 3 at the coupling.
–
Adjust coupling piece 1 on the shaft axially.
–
Re-tighten screw 3.
–
Check clearance in the coupling.
Note
After the complete removal of the coupling, make sure that the 180°
disc is correctly installed (refer to illustration).
Centre mark should point to the motor.
1
2