Reference Position - Duerkopp Adler 910 Service Instructions Manual

6.2 Reference position

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Caution: danger of injury!
Turn off the main switch.
Check and adjust reference position with utmost caution when the
sewing unit is switched on.
Note and control
Two step motors move the clamping arm 1.
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Unscrew screws 2 and take off rest plate 3.
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Set gauge 4 (in accessories) on the retaining pins 5.
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Turn on the sewing unit.
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Move pedal back.
The sewing unit calibrates itself.
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Turn the needle bar down with the handwheel. Verify that the
needle is located in the middle of the drill-hole 7.
Adjustment
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Take off covers 7 and 8.
5 4
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