Position of the hook and needle
46 Service Instructions 827/827-M - 01.0 - 05/2019
10.2 Adjusting the hook side clearance
Order
First, check the following adjustments:
• A straight and undamaged needle has to be inserted ( Operating
Instructions)
• Needle bar linkage( p. 35)
• Looping stroke position ( p. 44)
Fig. 30: Adjusting the hook side clearance
Proper setting
1. Lock the machine in place at position 1 ( p. 22).
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. Tilt the machine head ( p. 14).
2. Open the throat plate slide ( p. 18).
3. Lock the machine in place at position 1 ( p. 22).
4. Loosen the screws (3).
5. Loosen the threaded pins (1) for the set collar (2).
6. Move the hook support (3) sideways such that the distance between
the hook tip (6) and the groove for the needle (5) is 0.1 mm at most,
without the hook tip (6) touching the needle.
7. Tighten the screws (3).
Order
Then check the following adjustment:
• Needle guard ( p. 48)
(1) - Threaded pins
(2) - Set collar
(3) - Screws
(4) - Hook support
(5) - Groove
(6) - Hook tip
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