Position of the hook and needle
Service Manual 867 Version 02.0 - 04/2015 47
Setting steps
1. Lock the machine in place at position 1 ( page 18).
2. Position the upper stitch length adjusting wheel to 0.
3. Loosen all four setscrews (2) for the hook 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 setscrews (2) for the hook clamping ring (1).
6. Remove the lock ( page 19).
Order
Then check the following settings:
• Position of the needle guard ( 10.3 Adjusting the needle guard,
page 47)
• Point in time in cutting for the thread cutter ( 15.4 Adjusting the nee-
dle thread tension, page 70)
10.3 Adjusting the needle guard
The needle guard prevents contact between needle and hook tip.
Order
First check the following settings:
• Loop stroke position ( 10.2 Setting the loop stroke position, page 45)
• Hook side clearance ( 10.1 Setting the hook side clearance,
page 44)
• Needle bar height ( 10.4 Setting the needle bar height, page 48)
• A straight and undamaged needle has to be inserted
( Operating manual Section, Inserting and replacing the needle)
WARNING
Risk of injury
Risk of crushing injuries and stab wounds from mov-
ing and sharp parts.
Switch off the sewing machine before checking and
adjusting the needle guard.
ATTENTION
Damage to the machine, needle breakage, or thread damage due
to an incorrect clearance between the needle and hook tip
Check the distance to the hook tip after inserting a new needle with
a different size.
Reset distance if necessary.
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