Needle Bar Height - Duerkopp Adler 910 Service Instructions Manual

3.4 Needle bar height

2 2
DPx5
1
1 1
Caution: danger of injury!
Turn off the main switch.
Check and adjust needle bar only when the sewing unit is switched off.
Note and control
The needle bar 1 is provided with four notches as an adjusting aid.
The uppermost two notches are for the DPx5 needle system. The lower
two notches are for the needle system DPx17.
When the needle bar is in its lowest position, the upper notch 4 (DPx5)
or 5 (DPx17) should be on the same level with the bottom of the needle
bar bushing.
–
Move needle bar 1 to its lowest position.
–
Verify that the upper notch is level with the bottom of the needle
bar bushing.
Adjustment
–
Loosen needle bar fastening screw 2.
–
Adjust height of needle bar 1. Make sure that the needle bar 1 is
not twisted.
–
Tighten needle bar fastening screw 2.
DPx17
4
1
5
3
19