Setting The Feed Dog Height At Top Dead Center - DURKOPP ADLER M-TYPE 667 Service Instructions Manual

Setting the feed dog
To set the feed movement:
1. Position the upper stitch length adjusting wheel to 0.
2. Lock the machine in place at position 1.
3. Loosen the threaded pins (2) on the pusher eccentric (1).
4. Turn the pusher eccentric (1) such that the slot is in a line with the slot
5. Tighten the threaded pins (2).

8.2.2 Setting the feed dog height at top dead center

The feed dog reaches the maximum stroke height at top dead center when
the handwheel is positioned at 190°.
Proper setting
Place the feed dog in the uppermost position by turning the handwheel.
 The upper edge of the feed dog protrudes 0.5 mm above the throat
Cover
• Tilt the machine head ( p. 10)
Fig. 25: Setting the feed dog height at top dead center
To set the feed dog height at top dead center:
1. Position the upper stitch length adjusting wheel to 0.
2. Place the feed dog in the uppermost position by turning the handwheel.
Service Instructions 667 - 00.0 - 04/2016
of the connecting rod.
WARNING
Risk of injury from moving parts!
Crushing possible.
Switch off the machine before you check and set
the feed dog height.
plate.
①
(1) - Stroke eccentric
(2) - Threaded pins
④
③
②
(3) - Lever
(4) - Locking ring
39