Pressure Feet; Timing Of The Advancing Movement Of The Transport Foot - Duerkopp Adler 550-12-23 Service Instructions Manual

2.5

Pressure Feet

2.5.1

Timing of the Advancing Movement of the Transport Foot

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The transport foot should not move when, at the greatest possible
stitch length and with the machine arrested in position B, the upper
link is operated.
Attention!
The greatest stitch length is only effective when the machine is
switched on.
Caution Risk of Injury!
With the machine switched on proceed with greatest caution. Do not
touch the foot pedal.
Setting with gauge
–
Turn the machine on.
–
Loosen the screws on the advance eccentric 1.
–
Arrest the machine in position A.
–
Insert the timing pin 3 from the gauge set into the set out hole 2 of
the advance eccentric 1 and bring into a verticle position.
–
Tighten the screws again.
Setting without gauge
–
Arrest the machine in position B.
–
Loosen the screws on the advance eccentric 1.
–
Insert the pin into the hole 3 on the guide.
–
Turn the advance eccentric on the arm shaft so that, when the
stitch regulator is operated through the pin on the guide, the
transport foot is immobile.
3