Duerkopp Adler 745-22 Service Instructions Manual page 52

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Caution Risk of Injury !
Danger of cuts!
When working on the needle holders 5 do not reach into the area of
the center knife 9.
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Press under the needle holder 5 of the needle bar to be turned off.
At the same time turn the handwheel backwards.
The needle bar is turned off.
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Bring the needle bar into the looping stroke position
(see Chapter 11.5).
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Insert the arresting pin 10 through the drilled hole in the machine
arm.
The arresting pin 10 must catch in the groove of the arm shaft
crank.
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Push the setting pin 6 into the needle holder 5 up to the stop.
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Tighten screw 13.
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Screw screw 11 out.
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Turn needle holder 5 downward.
It should be possible to push the measuring bridge 4 under the
setting pin 6 with the least possible play.
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If necessary, turn the needle holder 5 back (higher) accordingly.
The front surfaces 12 of the needle holder 5 must hereby face
forward and lie at one level.
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Screw in screw 11 in the needle holder 5 and tighten.
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Remove arresting pin 10 and setting pin 6.
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Remove spacer 3.
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