Position of needle and hook
Service Instructions 171/173 - 00.0 - 01/2020 27
6.7 Adjusting the needle guard
Fig. 15: Adjusting the needle guard 
Proper setting
The needle tip abuts when the hook tip moves to the left and reaches 
the needle.
When you press against the needle at that moment, it must not be possible 
to push the needle into the path of the hook tip.
In the lowest needle position, half of the needle eye must remain clear.
To adjust the needle guard:
1. Loosen the screw (1).
2. Adjust the height of the needle guard.
3. Tighten the screw (1).
4. Loosen the screw (2).
5. Push the needle guard up against the needle tip.
 The needle must not be pushed aside any more than is required.
6. Tighten the screw (2).
(1) - Screw (2) - Screw