Setting The Looper Drive Housing - DURKOPP ADLER 610 Service Instructions Manual

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Sequence

After setting the rocker bolts and left lower shaft, make the following set-

tings:

• Fit all parts

• Symmetry of the looper motion ( Section 9.4, pg. 46)

• Looping stroke and looper gauge to the needle ( Section 9.6.1, pg. 50)

• Looper and needle bar height ( Section 9.6, pg. 49)

9.2 Setting the looper drive housing

Fig. 32: Setting the looper drive housing

(1) - Gauge

(2) - Looper shaft

(3) - Looper shaft lower edge

Check correct setting

The needle point should point to the center of the looper shaft (2) and the looper

shaft lower edge should be parallel to the underside of the needle plate.

This corresponds to a distance of 50.5 mm between the lower edge of the

looper shaft (3) and the needle plate support (5).

Faults due to incorrect setting

• Damage to the looper

• Damage to the needle

WARNING

Risk of injury

Crushing and needle-prick injuries caused by moving

and pointed parts

Switch off the sewing machine before adjusting the looper

drive housing.

①

②

(4) - Clamping screw

(5) - Needle plate support

Setting the looper

⑤

④

③

Service Instructions 610/630 - 00.0 - 10/2014

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630