Brother BAS-341E - 15 Troubleshooting

15. Troubleshooting
15. Troubleshooting
L..._ __ P_ro_b_Ie_m __ ____,\ l~__ ___ c_a_u_s_e __ ____,\1 .__ ___ c_he_c_k __ ____,\ I~__ ___ R_e_m_e_d_Y __ ---L.._P_a_g_e__.
Work clamp operation is
Sliding part of the work
Grease the sliding part
/
....-- 1- 1--
sluggish.
clamp lubrication
of the work clamp.
Presser does not rise.
1-
Straighten the bend in
/
Presser lifter air tube is
Presser lifter
air tube
....._
1-
1-
the tube or replace the
bent
or damaged.
tube.
Work clamp operation
is
Sliding part of the work
Grease the sliding part
/
....-- -
1--
sluggish.
clamp lubrication
of the work clamp.
Presser does not
drop.-
Straighten the bend in
/
Presser lifter air tube is
Presser lifter air tube
...._ 1-
1--
the tube or replace the
bent
or damaged.
tube.
Presser lift amount is
Incorrect position of
Distance between
Adjust the work clamp
1-
presser arm lever F.
-
work clamp and top of
f--
37
incorrect.
needle plate
lift amount.
Solenoid-type work
Work clamp pressure
Check the setting of
Increase the setting
clamp lifts up without
1-- 1--
the memory switch
-
value of the memory
49
clamping the material.
is too light.
ICmemo-35}.
switch (memo-35).
The thread wiper is
Clearance between
Adjust the height of the
....--
1--r--
thread wiper and
-
38
Thread wiper does not
obstructing the needle.
needle tiP
thread wiper.
-
operate correctly.
Thread wiper position
r-'=
Thread wiper position
Adjust the operating
....._
-
distance of the thread
38
is incorrect.
wiper.
Lower thread winds
to
Bobbin winder thread
Bobbin winder thread
Adjust the height of the
-
tension stud height is
1--
-
11
one side.
incorrect.
tension stud height
thread tension stud.
Lower thread winding
-
Bobbin presser
1--
Thread winding amount
1--
Adjust the position of
11
amount is incorrect. position is incorrect.
the bobbin presser.
r--
Stitches being skipped
1--
Refer to .. Skipped
-
Refer to .. Skipped
/
at the sewing start.
stitches occur
... stitches occu r•.
Thread slips out of the
f-1-
Uneven upper thread
1--
Upper thread length
-
Adjust the sub-tension.
needle.
length.
12
Position of shuttle race
Position of shuttle race Adjust the position of the
33
...__
1-- 1--
thread guide is incorrect
thread guide shuttle race thread guide
54
BAS-341 E • 342E
From the library of: Superior Sewing Machine & Supply LLC