Brother DA-9270 Instruction Manual

7. THREAD TENSION

7. THREAD TENSION 7-1. Adjusting the thread tension

Upper thread

Good stitches

Lower thread

Upper thread

Lower thread

Loose, bad stitches Appearance of seam when upper thread tension is too weak

1. Adjust the upper thread tension properly by turning up- per thread adjusting screw q . 2. Adjust the lower thread tension properly by turning lower thread adjusting screw w .

Becomes weaker

Becomes stronger

q

w

Becomes stronger

Becomes weaker

7-2. Presser foot pressure adjustment

Adjust the presser foot pressure by turning presser adjust- ing screw q so that the pressure is just enough to feed the work positively and keep the work from slipping. * In case of Machines with puller the puller pressure can be adjusted as appropriate to the work by turning presser adjusting screw w .

Becomes stronger

Becomes weaker

q

Becomes stronger

Becomes weaker

w

DA-9270 From the library of: Superior Sewing Machine & Supply LLC

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