Jack JK-T781D, Руководство пользователя

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6. 请在环境温度 5℃～45℃的范围内，并且无日光直接照射的场所使用。
Please keep the environment temperature between 5℃ and 45℃, without direct sunshine.
7. 请在相对湿度 30%～95%的范围内，并且设备内不会形成结露的场所使用。
Please keep the relative humidity between 30%～95% in a place where dew can not form.
8. 请在灰尘少，并且没有腐蚀性物质、可燃气体的场所使用。
Please use it where dust is little, erosion materials and flammable gases do not exist.
9. 请注意电源线不要受压或过度扭曲。
Power wire must not be squeezed or overbent.
10. 电源线的接地线须以适当的导线和接头连接到生产工厂的系统地线，此连接必须固定。
The ground wire of the power wire must be fixed and connected to systemic ground wire
with suitable conduct wire and connector.
11. 所有可转动的部分，必须以所提供的零件加以防范露出。
All movable parts must be kept from being exposed with provided spare parts.
12. 发生下列情况时，请先关闭电源：
In case the following phenomena occur, please switch off the power:
1) 在电控或马达上插拔任何连接器和接线时。
when inserting to or pulling a plug from or making a wire to a control box or motor.
2) 机针穿线时。
when threading the needle.
3) 翻抬车头时。
when raising the machine head.
4) 进行任何机械上的调整时。
when doing any mechanical adjustment.
5) 不使用或无人看管机器时。
when unused or given no care by anybody.
13. 只有受过培训的专业技术人员才能进行本产品的维修、保养和检查。
This kind of products can only be repaired, maintained and checked by professionally
trained staff.
14. 所有维修用的零件，须由本公司提供认可，方可使用。
All maintenance parts can be used only when they are recognized by our company.
From the library of: Superior Sewing Machine & Supply LLC