Brother BAS-340 - Page 68

L----P-ro_b_le_m_· _ __.II ..... ___ c_a_u_s_e __ __,l IL- ___ c_h_e_c_k __ ___.ll ..... ___ so_l_u_ti_o_" __ __.__P_a_g_e__,
Clearance between
Adjust clearance
43
r- needle and shuttle
1---
between needle and
Needle
interfering
hook tip
shuttle hook.
r- with shuttle hook
-
Adjust needle
bar
._ Needle bar height
42
1---
height.
- Needle bent
1---
Needle
1---
Replace needle.
/
Needle break
~
Timing
between
Sidewise need I e
Adjust synchronizer.
49
-movement
1---
needle and feeding
-
operations
Needle
interfering Movable knife
Adjust movable
45
- with movable knife
1---
location
-
knife position.
- Adjust
presser foot
v
Improper needle
height.
Needle location
and
- location to presser
1---
presser foot
-
foot
v
Re-program the
_ needle location.
Excess
clearance
Clearance between Adjust clearance
- between needle and
-
needle and shuttle
-
between needle and 43
shuttle hook tip
hook tip shuttle hook tip.
r- Needle bar height
Adjust needle bar
42
-
height.
Improper contact of
- needle with shuttle -
hook
Contact
of needle Adjust
driver
42
._ and shuttle hook tip
.__.
position.
Driver
overloaded
Clearance between Adjust needle
Stitch skipping
~~
by needle
-
needle and driver
1---
receiver of driver. 43
~ Needle bent
-
Needle
1---
Replace needle.
/
Needle improperly
Needle orientation
Install needle with
v
~ installed
-
1---
longitudinal groove
facing operator.
._
Work clamp
1---
Work clamp height
-
Adjust work clamp
v
{intermittent) not in
height.
effect
-65-
From the library of: Superior Sewing Machine & Supply LLC