Thread Tension; Adjusting The Thread Tension; Presser Foot Pressure Adjustment - Brother DA-9270 Instruction Manual

7. THREAD TENSION

7. THREAD TENSION

7-1. Adjusting the thread tension

Lower thread
Becomes
weaker
q
Becomes stronger

7-2. Presser foot pressure adjustment

Becomes
Becomes
stronger
weaker
Becomes
stronger
Becomes
weaker
w
11
Upper thread
Good stitches
Lower thread
Upper thread
Loose, bad stitches
Appearance of seam when upper thread
tension is too weak
Becomes
stronger
w
Becomes weaker
q
1. Adjust the upper thread tension properly by turning up-
per thread adjusting screw
2. Adjust the lower thread tension properly by turning
lower thread adjusting screw
Adjust the presser foot pressure by turning presser adjust-
q
ing screw 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
DA-9270
q
.
w
.
w
.