JUKI DLU-5490N Instruction Manual page 26

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When carrying out the work described below in 2), remove the face plate and take extreme caution not to allow
your fi ngers to come in contact with the thread take-up lever.
1) If the machine has not been suffi ciently warmed up for operation, make the machine run idle for approximately
three minutes. (Moderate intermittent operation)
2) Place the amount of oil (oil spots) confi rmation paper under the hook immediately after the machine stops running.
3) Confi rm the height of the oil surface in the oil reservoir is within the range between "HIGH" and "LOW".
4) The time required for the confi rmation of the amount of oil (oil splashes) should be completed in ten seconds.
(Measure the period of time with a watch.)
※ 进行下列 2)的作业时,请卸下面板,同时要充分注意手指不要碰到挑线杆。
1) 冷机头时,请进行 3 分钟左右的空运转。 (适当的断续运转)
2) 油量(迹)确认专用纸在缝纫机转动后的状态下插进去。
3) 请确认油量的油面高度应在 HI 和 LOW 的范围之内。
4) 确认油量 ( 迹 ) 所需要的时间为 10 秒钟。( 请用手表来计测时间。)
(5) 面部油量調節 / Adjusting the amount of oil supplied to the face plate parts / 
面部油量的调整
minimum
maximum
最大
最小
3) The maximum amount of oil is reached when marker dot
dle bar crank by turning the adjust pin in direction
1) 调整挑线杆和针杆曲轴部❷的油量时,转动油量调整销❶进行调整。
2) 调整销刻点
从图的位置向
3) 从图上所示的位置向
(6) 面部油量 ( 跡 ) 適量見本 /
Sample showing the appropriate amount of oil supplied to the face plate parts /
面部油量(油迹)适合标样
適量 ( 小 )/Appropriate amount of oil (small)/ 油量适当(小)
Splashes of oil from the thread take-up lever /
1)  図の状態が油量(跡)適量を示します。縫製工程によっては調整が必要となりますが、あまり極端に増
減しないでください。 (少量 = 釜焼付(釜発熱) 、多量 = 縫製品を汚す)
2)  油量(跡)は、3 回(3 枚)確認する中で変化しないよう調整してください。
1) The state given in the fi gure shows the appropriate amount of oil (oil splashes). It is necessary to fi nely adjust
the amount of oil in accordance with the sewing processes. However, do not excessively increase/decrease the
amount of oil in the hook. (If the amount of oil is too small, the hook will be seized (the hook will be hot). If the
amount of oil is too much, the sewing product may be stained with oil.)
2) Adjust the amount of oil in the hook so that the oil amount (oil splashes) should not change while checking the
oil amount three times (on the three sheets of paper).
1) 图示表示油量 ( 油迹 ) 适量的状态。虽然根据缝制工序的需要有可能要进行必要的调整,但是请注意不要
过度地增减油量。 (油量过少时,会烧坏旋梭(发热) 。油量过多时,会脏污缝制品。 )
2) 油量(油迹)应确认 3 次(3 张)均无变化。
方向转动,转动到接近针杆曲皈❷时,油量最小。
方向转动,当转到与针杆曲柄的正对面的位置时,油量为最大。
天びんからの飛散油 /
从挑线杆飞溅出来的油
1 mm
1)  天びん及び針棒クランク部❷への給油調節は、油
量調節ピン❶を回して調節します。
2)  調節ピンの刻点
て針棒クランク❷の近くにきた時、油量は最小と
なります。
3)  図の位置から
反対のところにきた時、油量は最大になります。
1) Adjust the amount of oil supplied to the thread take-
up and needle bar crank ❷ by turning adjust pin ❶ .
2) The minimum amount of oil is reached when marker
dot
is brought close to needle bar crank ❷ by
turning the adjust pin in direction
is brought to the position just opposite from the nee-
.
適量 ( 大 )/Appropriate amount of oil (large) / 油量适当(大)
Splashes of oil from the thread take-up lever /
– 8 –
が図の位置から
方向に回し
方向に回して針棒クランクと正
.
天びんからの飛散油 /
从挑线杆飞溅出来的油
2 mm

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