Long goove leftward
X
X
b c
10. Lubrication (Fig. 8)
Before running, the machine must be oiled at the places
by arrow
as
shown Fig.S.
If
the machine continues in
operation,
if
should be oiled not less than twice per shift.
Please use HA-8 sewing machine oil or TJ-7 machine
oil.
11.
Trial
run
Trialmnning
is
required when new machine
is
put in
to
use or use again after operation for quite long time.
Please lift the presser foot and
mn
the machine at low
speed
of
1000-1500 s.p.m for 30 minutes, then increase
the speed gradually.
12. Installing the needle (Fig. 9)
Tum the balance wheel to lift the needle bar
to
its hig-
hest position,loosen the needle set screw 1 ,make the ne-
edle groove tum
to
the left side
of
the operator, fully
insert the needle shank to the bottom
of
needle socket,
then tighten the set screw I.
Note: Fig.9b, insufficient insertion.
Fig.9c, wrong direction
of
groove.
-4-
From the library of: Superior Sewing Machine & Supply LLC
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