– 109 –
Approx. 1 mm
Proper amount (small amount)
Approx.2 mm
Proper amount (large amount)
(1) Sample of the correct oil amount (trace of
o
il)
1) Place a sheet of oil amount (trace of oil) checking
paper in position
D
in the figure on the upper right,
and check the amount of oil.
2) Check the amount of oil (trace of oil) three time in
repetition to be sure that the amount oil does not
change.
3) Check the amount of oil (trace of oil) for 10 sec-
onds.
(Check the time with your watch.)
1-8. Adjusting the oil amount in the face plate
WARNING :
Turn OFF the power before starting the work so as to prevent accidents caused by abrupt start of the
sewing machine.
A
B
C
D
1
2
1) The amount of oil to be fed to the thread take-up
lever and needle bar crank section
2
by turning oil
amount adjusting pin
1
.
2) The oil amount is minimized by turning the adjust-
ing pin in direction
A
until marker dot
B
engraved
on the pin moves from the position in the figure
reaches near needle bar crank
2
.
3) The oil amount is maximized by turning the adjust-
ing pin in direction
C
from the position in the figure
to the position opposite to the needle bar crank.
After the oil amount is adjusted using
oil amount adjust pin
1
. run the sewing
machine idle for apporoximately 30 sec
-
onds and confirm the oil amount (trace
of oil).
At this time, be sure not to allow the oil
amount checking paper to come in con-
tact with the moving parts.
