Brother 431B Sewing Machine User Manual


 
5. ADJUSTMENT
-. Adjusting the needle bar lift amount
Fel
t
Wick
Felt
Support
<KE-430B series, BE-438B>
Turn the support in the
dire
ction of the arrow, and
remove the felt holder.
When returning the felt support, place it as shown in
the illustration so as not to clamp the felt, and then
gently press the felt and the wick.
Felt holder
3421Q3451Q 3420Q
2464Q 3200Q
<KE-484C> <KE-430C series, BE-438C>
Needle ce
nter line
0135Q
Tip
3413Q
<Wh
en using a DP x 17 needle>
Turn the machine pulley to raise the needle bar from the lowest position until the lowest reference line on the
needle (reference line B) is aligned with the lower edge of the needle bar bush (1). Then loosen the screw (2)
and move the driver (3) to adjust so that the tip of the rotary hook is aligned with the needle center line.
<KE-484C>
Turn the machine pulley to raise the needle bar from the lowest position until the lowest reference line on the
needle (reference line B) is aligned with the lower edge of the needle bar bush (1). Then loosen the set screw (2)
and move the rotary hook to adjust so that the tip of the rotary hook is aligned with the needle center line.
<When using a DP x 5 or TQ X1 needle>
Turn the machine pulley to raise the needle bar from the lowest position until the second reference line from the
top of the needle (reference line B) is aligned with the lower edge of the needle bar bush (1). Then loosen the
screw (2) and move the driver (3) to adjust so that the tip of the rotary hook is aligned with the needle center line.
KE-430B, 430C series
100