DURKOPP ADLER 969 Classic, Service Instructions Manual

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Position of the hook and needle
Service Instructions 969 - 06.0 - 03/2019 57
10. Insert spacer rings.
The spacer rings are contained in the accessory pack for the machine.
11. Assemble the hook again.
12. Lock the machine in place at
1 and check the distance between the
groove of the needle (2) and the hook tip (3).
Readjust the setting if necessary.
10.5 Setting the needle guard
Proper setting
The needle guard touches the needle lightly, preventing the needle from
colliding with the hook when pressure is exerted on the needle.
Fig. 43: Setting the needle guard
To set the needle guard:
1. Move the machine to loop stroke position.
2. Press the needle (1) toward the hook (3).
3. Check the distance between needle (1) and hook (3).
4. Loosen the screw (4).
5. Shift the driver (2).
• Increase the distance: Slide the driver (2) to the left
• Reduce the distance: Slide the driver (2) to the right
6. Tighten the screw (4).
7. Check if the distance between needle (1) and hook (3) is greater than
0.1 mm and, if so, correct the setting.
(1) - Needle
(2) - Driver
(3) - Hook
(4) - Screw
④
③
①
②