HIGHLEAD DY-850, Инструкция по эксплуатации

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17
20. 定期清扫
PERIODICAL CLEANING
1) 送布牙、旋梭
Machine
(1) 卸下针板，清扫送布牙。
(2) 装针板时，应用手将螺钉拧 2-3 圈，然后旋紧针板
螺钉，要上均匀。
(3) 将机头放平，仔细清扫旋梭，同时用软布拭擦梭芯
套。
(1) Remove the throat plate and clean the feed dog.
(2) Assembling is to be made by screwing in the screw by 2
to 3rotations by hand at first, then tightening them evenly by
use of a long size screw driver.
(3) Lay down the machine head and clean the hook and
inner bobbin case.
2）油泵滤网的清扫
Cleaning oil pump, screen
如图所示，清除滤网 A 上的尘屑。
Swing out the machine head and clear off the dust and
dirt on oil pump screen A.