Brother BAS-705 Instruction Manual page 81

10. TROUBLESHOOTING
Problem
Lower thread breaks at
the final stitch.
Double cutting during
thread trimming.
Cause
Fixed knife installation
position is too close to
needle hole.
Thread take-up amount
is too large.
Incorrect height or
tension of thread take-up
spring.
Check
Fixed knife position
Thread amount
Tension and height of
thread take-up spring
78
Remedy
Adjust the fixed knife
installation position to
the correct
Reduce the thread
amount.
Decrease the tension or
raise the height of the
thread take-up spring.
Page
44
29
BAS-705