Position of the hook and needle
56 Service Instructions 1767 - 00.0 - 12/2016
To set the loop stroke position:
1. Lock the machine in place at position 1 ( p. 24).
2. Set the stitch length adjusting wheel to 0.
3. Loosen the threaded pins (2) for the clamping ring (1).
4. Turn the hook such that the hook tip (4) points exactly to the vertical
center line of the needle (3).
5. Tighten the threaded pins (2) for the clamping ring (1).
6. Remove the lock ( p. 24).
Order
Then check the following settings:
• Position of the needle guard ( p. 58)
• Timing of cutting by the thread cutter ( p. 79)
11.3 Setting the needle bar height
Order
First, check the following settings:
• Loop stroke position ( p. 54)
• A straight and undamaged needle has to be inserted
( Operating Instructions)
Proper setting
1. Lock the machine in place at position 1 ( p. 24).
2. Set the stitch length adjusting wheel to 0.
The hook tip is level with the lower third of the groove on the needle.
Disturbance
• Damage to the hook tip
• Jamming of the needle thread
• Missing stitches
• Thread breaking
• Needle breakage
Cover
• Remove the head cover ( p. 16)
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