Feed Dog Height - Dürkopp Adler 669 Serviceanleitung

2.3.6

Feed dog height

14
3
Caution: Risk of injury!
Turn off the main switch.
Check and set the feed dog height only when the machine is
switched off.
Standard checking
Machines without feed dog stroke
The feed dog should have the same height as the throat plate.
Machines with feed dog stroke
For a safe forward movement of the material the feed dog 3 must in its
highest position be 0.6 – 0.7 mm above the throat plate surface.
–
Turn the handwheel until the feed dog 3 has reached its highest
position.
–
Check the feed dog height 3.
Correction
–
Arrest the sewing feet in lifted position.
–
Turn the handwheel until the feed dog 3 has reached its highest
position.
–
Loosen the screws 1 and 2 on the arm.
–
Adjust the screw 1 (upwards or downwards), so that the feed dog
stands 0.6 – 0.7 mm above the throat plate.
–
Fasten screws 1 and 2.
-
+
2 1