[]]. Need1E And Thread; 121. Setting Need1E; Threading - Singer 812U Instruction Manual

3. Oiling points
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When operating the machine for the first time. after unpacking it, or after a long period of non-use, be sure to pour a few ..
drops of oil on need1e bare and right hand looper holder8.
• If the machine is used every day, it neednot be oiled daily.
But few drops of oil on on1y right hand looper drivinglever @) once a week.
m.
Needle and thread
Select a need1e and thread by referring to the table below.
Needle
Needle thread Looper thread
Fabrics
Type
Size Type Size Type
Size
Broad cloth
Cato No. 6120
#11 Cotton #80 Cotton
#80
..
#11 Dacron #80 Dacron #80
Jersey
..
#14 Dacron #50 Textured nylon yarn
110/2 denier
Cabardine
. .
#16 Cotton #50 Cotton
#50
'Denim
CatoNo. 6122
#21 Cotton #30 Cotton #30
[2].
Setting needle
(1) Turn the pulley until the need1e bar is raised dose
to the highest position, press down presser bar lifter
0,
and swing out presser arm 8 in the arrow direc-
tion.
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lllreading
I
1
J
I
Long-groove side must
be facing front.
I
Back_
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:
(2) Loosen need1e clamp screw8, hold the need1e with
its long groove facing front insert the need1e all the
way into the need1e clamp hole, and then tighten
the need1e clamp screw.
(3) Install trimming knife
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on the maio presser armo
Then, pass the thread in the order of the nurnbers shown.
Before threading, open face plate cover., front cover@) and
cloth plate
(D,
turn the pulley until the need1e is raised up híghest,
and then swing out presser arm• .
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