Position Of The Hook And Needle; Adjusting The Hook Side Clearance - Dürkopp Adler D869 e-con Service Instructions Manual

Position of the hook and needle

8
8.1
Order
First, check the following settings:
Proper setting
Machine is locked in place at the looping stroke position ( p. 34).
The distance between the hook tip and the groove of the needle is no
greater than 0.1 mm.
To adjust the hook side clearance:
1. Execute the service routine Needle-Hook > Timing ( p. 14).
 The software is used to define the necessary presettings on
2. Tilt the machine head ( p. 18).
3. Remove the free arm cover.
4. Open the throat plate slide.
5. Disassemble the throat plate.
6. Disassemble the feed dog.
Service Instructions D869 e-con - 00.0 - 09/2023
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.

Adjusting the hook side clearance

• A straight and undamaged needle has been inserted ( Operating
Instructions)
• Needle bar linkage is aligned correctly ( p. 52)
• Looping stroke position ( p. 56)
the machine.
53