Singer 321 KNITTER - Page 32

-28
VI
-d-2
When
the
parts
of
Drum
Unit
are
lost
or
broken.
Conditions:
Patterns
on
knitted
fabric
show
a
failure
every
24
stitches
regularly.
VI
-d
-3
ks.
w
""A•I'
'
•
#14
.
4
.!
'
A
t3
1
.
•
Picture
1
Causes:
a)
Inactiveness
of
a
Drum
Piece.
b)
Rebound
Leaf
for
Steel
Ball
is
bent.
c)
The
loss
of
Steel
Ball
d)
Breakage
of
a
Main
Drum
Piece.
Correcting
Methods:
a)
Replace
with
new
one
if
impossible
to
repair.
b)
Bend
back
Rebound
Leaf
for
Steel
Ball
c)
Refill
Steel
Ball
d)
Replace
Drum
Unit
and
adjust
the
length
of
Clear
Wire
and
the
clearance
between
Main
Drum
Piece
and
Touch
Lever.
Incorrect
Clear
Wire
Adjustment.
Conditions:
Patterns
on
knitted
fabric
break
at
random.
,Orm"
Picture
2
Causes:
Clear
Cam
can
not
clear
the
used
memory
of
Sub
Drum
and
Sub
Drum
can
not
memorize
the
new
pattern
correctly.
Correcting
Method:
Adjust
the
length
of
Clear
Wire.