Standard： The clearance between the upper edge of hook and the
upper edge of needle hole is 0mm.
1. Go to the test mode #28.
2. Press , move the needle bar to its upper stop position.
3. Press button , then the hook goes down. (Every time you
press this button, the hook turns clockwise step by step.)
4. Check the hook through the needle eye (#1).
5. Move the thread block screw (#2) up and down to adjust.
6. Push button several time, the hook goes back in place.
*Note : Hook does not work, if the needle thread block is in Fig.1 and Fig.2.
#2
#1
Needle Threading
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