ELNA easy cover, Руководство по обслуживанию

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Replacing the External Parts
1. Belt Cover ........................................................................................ 1
2. Looper Cover ................................................................................... 2
3. Rear Cover ...................................................................................... 3
4. Front Cover ...................................................................................... 4
5. Free Arm Cover ............................................................................... 5
Mechanical Adjustment
1. Presser Bar Height .......................................................................... 6
2. Foot Pressure .................................................................................. 7
3. Needle Bar Heihgt ........................................................................... 8
4. Feed Dog Height ............................................................................. 9
5. Looper Height ................................................................................ 10
6. Looper Postion .............................................................................. 11
7. Needle to Looper Timing ............................................................... 12
8. Clearance between the Needle and Looper .................................. 13
9. Back Needle Guard Height ............................................................ 14
10. Needle to Feed Dogs Timing ......................................................... 15
11. Stitch Length ................................................................................. 16
12. Differential Feed Ratio ................................................................... 17
13. Thread Tension .............................................................................. 18
14. Motor ............................................................................................. 19
Parts List ........................................................................................... 20-37
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