Submersible pump safety precautions: (1) submersible pump before use, the motor chamber must be filled with water, non-dry running is strictly prohibited. (2) In strict accordance with the provisions of the head, the flow range of the use of working conditions to prevent the work in the low lift, high flow overload motor burned. (3) It is forbidden to run the pump under the condition of no water immersion. (4) When the pump is installed and used, it is forbidden to force the cable, and it is not allowed to lift the pump from the well with the cable. (5) The motor can not reverse more than one minute. (6) Configure safety overload, start the protection device, the protection control performance must meet the product safety control requirements, the capacity must be matched with the pump, non-overload use. (7) electric pump inspection and maintenance, you must first cut off the power, and then enter the homework.
Aluminum Screws are very popular because of their light weight and beautiful anodised colors in the market.Both 6061-T6 aluminum Screws and 7075-T6 aluminum screws could be offered. Our common aluminum screws are aluminum Button Head Screws, aluminum socket cap screws, aluminum slotted head screws, aluminum countersunk screws. M3 aluminum screws are most prevalent. While Customized sizes,type and colors are avialable as well. Special packing service is also ok for us. Any questions, please contact us freely by sending an RFQ.
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Hobby Carbon CNC Technology(Shenzhen) Limited , http://www.hobbycarbon.com