Position Of The Hook And Needle; Adjusting The Loop Stroke Position - DURKOPP ADLER D868 Service Instructions Manual

Position of the hook and needle

8

8.1 Adjusting the loop stroke position

The looping stroke is the path length from the lower dead center of the
needle bar up to the position where the hook tip is exactly on the vertical
center line of the groove for the needle.
Order
First, check the following settings:
Fig. 41: Adjusting the looping stroke position (1)
(1) - Vertical center line of the needle
Service Instructions D868 M-TYPE DELTA - 00.0 - 06/2020
Position of the hook and needle
WARNING
Risk of injury from sharp and moving parts!
Puncture or crushing possible.
Move the machine into the service routine before
adjusting the position of the hook and the needle.
NOTICE
Property damage may occur!
There is a risk of machine damage, needle breakage or damage
to the thread if the distance between needle groove and hook tip is
incorrect.
Check and, if necessary, readjust the distance to the hook tip after
inserting a new needle with a different size.
• Needle bar linkage is aligned correctly ( p. 48), ( p. 50)
①
②
(2) - Hook tip
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