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13.
Needle in needle hole centre
05.07
Requirement
The needle should penetrate in the exact centre of the needle hole.
Fig. 13 - 08
Position the needle in the needle hole.
Loosen screws 1, 2 and 3.
Adjust the needle bar frame 4 in accordance with the requirement.
Tighten screw 2 and slightly tighten screw 3.
Use screw 1 to draw the internal guide pin towards the eye of the needle bar frame 4 and
tighten it.
Turn the balance wheel a few times so that the needle bar frame 4 is not under tension.
Tighten screw 3.
Adjustment
1
4
3
2
13 - 9
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