Setting The Needle Bar And The Hook Hook Height - Dürkopp Adler 838 Service Instructions Manual

4 Setting the needle bar and the hook
4.1 Hook height
Standard checking
The distance A should be 1.7 up to 1.8 mm.
1
–
Loosen screw (1).
–
Loosen screws (2), shift the hook at the distance (A) and tighten
the screws (2).
–
Push the ring (3) until its stops at the the hook bottom and tighten
screw (1). When replacing the hook, it is not necessary to readjust
its setting in height again.
Caution: Danger of injury !
Turn the main switch off.
Proceed with the hook setting only with the sewing machine
switched off.
3
2
EN
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