Brother International CB3-B917 Service Manual - Page 27

0.2 mm

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3. ASSEMBLY AND ADJUSTMENT Reference line 14. Align the reference line of the loop spreader groove cam with the looper setting shaft , contact gently, and tighten. 327s 328s 329s 0.1 - 0.2 mm 330s 2 mm 331s 15. Attach the needle guard to the frame and adjust so that the clearance between the needle and the needle guard is 0.1 - 0.2 mm. 16. Contact the fixed knife gently to the loop spreader base and attach to the frame. Adjust so that the clearance between the edge of the fixed knife and the center of the needle is approximately. 17. Remove the needle. 21 CB3-B916A/B917A

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3. ASSEMBLY AND ADJUSTMENT
CB3-B916A/B917A
21
16. Contact the fixed knife
gently to the loop spreader
base
and attach to the frame. Adjust so that the
clearance between the edge of the fixed knife
and the
center of the needle is approximately.
17. Remove the needle.
14. Align the reference line of the loop spreader groove cam
with the looper setting shaft
, contact gently, and
tighten.
329s
0.1 – 0.2 mm
327s
Reference
line
15. Attach the needle guard
to the frame and adjust so
that the clearance between the needle and the needle
guard
is 0.1 – 0.2 mm.
328s
330s
331s
2 mm