Beisler 1281-5 - Manual (Page 74)

2.4.2 Feed-dog height
Caution: Risk of injury!
Switch the main switch off.
Check and adjust the feed-dog height only with the sewing unit
switched off.
Standard checking
When the feed-dogs are in their highest position, the teeth of the main
feed-dog 4 should be 0.8 mm above the top edge of the throat plate,
the teeth of the differential feed-dog 5 0.9 to 1.0 mm and the teeth of
the auxiliary feed-dog 6 0.6 to 0.7 mm.
–
Turn the handwheel in direction of rotation until the feed-dogs are
in their highest position.
– Check the position of the feed-dogs to the throat plate.
Correction
–
Unscrew throat plate.
– Loosen screws 1, 2 and 3 a little.
– Put throat plate on again.
– Set the height of the feed-dogs.
– Remove the throat plate.
– Tighten screws 1, 2 and 3.
– Put throat plate on again and tighten.
12
3
1
6
3
2
3
4
5