Duerkopp Adler 745-26 Service Instructions Manual page 65

20
21
Setting the forked pieces to the stopper strips
The forked pieces are formed to a stop at their rear. Dependent on the
set angle and left or right seam pattern, they strike at differing heights
on the stopper plates 20 when the cylinder 36 is operated.
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Activate testing program " Setting the Corner Knife Adjustment ".
See Short Description DAC Chapter 6.3.5.
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Lift the corner knives.
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Set both adjusting screws 3 accordingly.
The stops 10 are to be set so that they, by straight corner incisions
in the step 0°, touch unimpaired in the steps of the stopper plates
20 and have sufficient surface to lay on.
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Set the various angles in the testing program and check if the
stops touch unimpaired in the steps of the stopper plates 20 at all
angles and have sufficient surface to lay on.
If this is not the case, then both adjusting screws 3 are to be set to
an adjusting setting.
Setting the throttle valves
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Regulate the stroke speed of the awl rod with the the one-way
restrictor valves 21.
The lifting movement should be rapid but not jerky.
–
Regulate the swing movement of the catch lever with the one-way
restrictor valves. The valves are to be found immediately in front of
the solenoid valves. The movement should be rapid, the rods of
the catch cylinder must catch securely.
Replacing the corner knives
–
Loosen screws 7.
–
Remove the knives and insert the new knives between clamping
piece 9 and knife bracket 5.
ATTENTION !
The angle-ground surfaces must face to the outside.
Push the knife into knife bracket 5 up to the stop and thereby bring
it to lay on against the awl 6.
–
Tighten screws 7.
Knife lock - right ( Optional equipment for 745 - 28 A )
Order no. : 0792 007872
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Set bracket 23.
The piston rod of the cylinder 22 must catch over the stops 10
lying below.
22
23
10
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