－
－
) Frst loosen nut
2
. To ncrease the holder pressure,
turn holder adjustment screw
1
clockwse (arrow
A
).
2) To decrease the presser pressure, turn counter-
clockwse (arrow
B
)
3) After adjustment, tghten nut
2
.
1-4. Positioning the counter knife and the knife thread guide
WarNING :
turn oFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
1-5. thread take-up amount adjustment
1-6. Holder pressure adjustment
) Knfe thread gude
1
should be attached so that
the needle enters about the center of the wndow
secton.
2) If the counter knfe poston s changed from the
standard poston n drecton
A
: The length of re-
manng thread after thread trmmng wll be length-
ened by the shftng amount of the counter knfe as
compared wth the thread length when the counter
knfe s n the standard poston.
If the counter knfe poston s changed from the
standard poston n drecton
B
: The length of re-
manng thread after thread trmmng wll be short-
ened by the shftng amount of the counter knfe as
compared wth the thread length when the counter
knfe s n the standard poston.
) When sewng heavy-weght materal, move thread
gude
1
to the left (arrow
A
) to ncrease the thread
take-up amount.
2) When sewng lght-weght materal, move thread
gude
1
to the rght (arrow
B
) to reduce the thread
take-up amount.
3) The standard poston of thread gude
1
s where
marker lne
C
s algned wth the center of the
screw.
after holder pressure adjustment, do
not change the height of holder adjust-
ment screw
1
.
A
B
1
2
A
B
1
B
A
C
1
If thread guide
1
is moved to where
marker line
C
is far from the center of
screw, it can cause the thread to break.
