Change Thread Wiper; Thread Wiper Height - DURKOPP ADLER 530 Operating Instructions Manual

4.3 Thread wiper
4.3.1 General notes
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Caution: Danger of injury !
Switch off main switch.
Adjust thread wiper only when the button sewing automat is switched off.
Rule
The thread wiper 2 is driven by motor 2 and its height should be set
so that it touches neither the needle nor the lifted sewing feet.
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Loosen screw 1.
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Adjust height of the thread wiper 2.
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Tighten screw 1.
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Check thread wiper movement.
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