JUKI LU-2810 Instruction Manual page 12

❶
❷
❸
A sheet of
paper
❹
❺
❻
❶
B
A
❷
❸
D
C
■ Cleaning the oil filter
Loosen fastening plate ❶ on the back-flow side.
1)
Remove oil filter joint (asm.) ❷ on the back-flow
side.
2) Clean up filters ❸ , ❹ and ❺ and oil reservoir
❻ of the oil pan.
Be sure to clean up the oil reservoir of the
oil pan and the filter case approximately
once a month.
If the filter is clogged with soil, lubrication
fails resulting in trouble.
■ Adjusting the oil quantity in the hook
LU-2810, LU-2810-7
Remove rubber cap ❶ .
1)
Loosen nut ❷ and turn oil amount adjustment
2)
screw ❸ to adjust the amount of oil in the hook.
Turning the screw clockwise A will decrease the
amount of oil in the hook or counterclockwise B
will increase it.
3) The appropriate amount of oil, when a sheet of
paper is placed near the periphery of the hook,
is to such an extent that splashes of oil from the
hook appear in approximately five seconds as
shown in the figure on the left.
In the case the oil quantity in the hook can-
not be adjusted to the proper quantity, it
should be adjusted by loosening nut ❹ and
turning oil quantity adjusting screw ❺ . The
oil quantity in the hook is increased by turn-
ing the oil quantity adjusting screw coun-
terclockwise C, or is decreased by turning it
clockwise D.
❹
Also check to be sure that the oil is fed to the
hook at the sewing speed of 1,000 sti/min.
❺
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