dear users : thank you for the purchase and use of linhai ligao industrial equipment co., ltd. (hereinafter referred to as "ligao") series products. for your safety and interests of your use of the equipment prior to carefully read the product brochures and enclosed all the information. if you are not in accordance with the product specification use and operation, which led to the loss,we will not assume responsibility.

brochures of the product (hereinafter referred to as "brochure")

n       the copyright belong to ligao;

n       we have the right to explain if the brochure has difference with the actual products.

n       •brochure is an indivisible part of the product, please take good care of.

   if you have any unknown or disagreement. please inform us within 7 days from the day you bought it,or we will think that you have accept all the content,thanks.

attention

1．adding #220 worm gear oil or  #50  gear oil to the oil standard before using the pump.

2．electrical wiring of the pump must conform to the electrical wiring nameplate voltage (380v or 220v)

3．before using, ensure that the export pipeline is free(the valve is open).

4．during the welding, never drop the welding bits or sundries into the pipe or valve body (or it will cause the water can not come out, the pressure and  flow turn to small ).

to stop working  close the metering pump first, then closed the valve exit.

5．export pipeline pressure must be higher than the import pipeline pressure, if it is lower than the import pressure, we must install back-pressure valve, to prevent siphon.

6．export pipeline diameter must be greater than or equal to the corresponding standard metering pump caliber.

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