Bh Stitch Bar Tack Feed Distance - Brother XM3700 Service Manual

Adjustment
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11. Loosen the nut 4 of the adjusting screw of the BHF finger assy.
12. Adjust the stitch bar tack feed distance by turning the adjusting screw of the BHF finger assy.
*Key point
• Loosen the adjusting screw. (Turn to the direction "a") → Reverse the bar tack. (Fig. 2 "a")
• Tighten the adjusting screw. (Turn to the direction "b") → Forward the bar tack. (Fig. 2 "b")
13. Tighten the nut 4 of the adjusting screw of the BHF finger assy to secure the adjusting screw.
*Key point
• When tightening the nut 4 of the adjusting screw, keep the adjusting screw from moving.
BHF finger assy
NG

BH stitch bar tack feed distance

Nut 4
Adjusting screw
Rear side
NG
Front side
Fig. 2
4 - 38
Flat screwdriver
OK
1 mm or less
1 mm or less
10 pitches
10 pitches