Mitsubishi LS2-190 User Manual

Trouble shooting
Trouble
Cause
Remedy
Ref. para.
Thread cannot Roller does not enter
Adjust trimmer cam
[II./4..3.5
be trimmed
position. cam groove at the needle
DOWN position
Fixed knife is not satis
Adjust relationship
III.A.1.3
factorily engaged with
between knives.
movable knife.
Movable knife position is
Adjust movable knife
II1.4.3.4
inadequate. position.
Fixed knife position is
E.A.l.l
inadequate.
13 4.1.2
Machine stops too early. (4].2
Needle thread
Tension disc does not
[3*4*2«4
comes off needle
open.
after thread
trimming.
Trimming timing is too
I3.A.3.5
early.
Gap between bobbin and
[3.4.2.3
picker point is too large
when picker is in motion.
Thread does not slip
Polish thread guide,
smoothly.
retainer, pretehsioner
and tension regulator
Thread guide is scored.
where thread slips.
Polish or replace.
El 4.1.1
Thread is trim
Thread cannot slip sraoothr
Polish protruded part
med with thread
ly at the hook positioner.
of hook positioner,.
end too long.
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From the library of: Superior Sewing Machine & Supply LLC

Mitsubishi LS2-190 Specifications

General

Brand	Mitsubishi
Model	LS2-190
Category	Sewing Machine
Language	English