Timing Of The Operation Of The Switches - Duerkopp Adler 975-1-5 Service Instructions Manual

2.9.3 Timing of the Operation of the Switches

2
In the upper position of the sewing arm switch 2 ( b17 ) should be
triggered.
In the lower position of the sewing arm switch 1 ( b18 ) should be
triggered.
Caution Risk of Injury !
Conduct adjustment work and function testing only with greatest
possible caution.
Upper switch position ( b17 )
–
Set the program switch to 63 and press the " STOP " key.
–
Set the program switch to 17.
–
Bring the sewing head manually into the upper position.
The display must show " - b17 ".
If not, then the switching point ( switch 1 ) must be adjusted.
–
Adjust bushing 4 ( switching point ).
The bushing 4 should, in this position, have approx. 5 mm
clearance from the plate.
1
Lower switch position ( b18 )
–
Set the program switch to 63 and press the " STOP " key.
–
Set the program switch to 18.
–
Bring the sewing head manually into the lower position.
The display must show " - b18 ".
If not, then the switching point ( switch 2 ) must be adjusted.
–
Adjust bushing 3 ( switching point ).
The roller of switch 2 ( b18 ) should lie at the center of the
cylindrical part of the bushing 3 in this position.
1
3 4
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