All pumps are available packing and mechanical seals, if the order does not interpret double suction pump to packing factory. Direction from the motor, the pump is clockwise. Also can be changed as needed counterclockwise rotation, but orders should be made separately 300S-58B double suction pump for special supplies. (1) To prevent gas leakage, suction line should be as flange connection. (2) suction piping arrangement 300S-90A double suction pump, to try to make the slope from the suction side of the pump has an upward (about 1/50) so that the tube does not accumulate the air, but when submerged underwater pipeline 300S-90B double suction pump, the pump from the suction side to the slope orientation under. When equipped with eccentric head, placed under partial heart incline. (3) Pool equipment should be set to Trash (trash racks). It should be easy to clean front sump water. (4) Consider the position of land, water surface of the tube ends have enough submerged depth, to prevent the intake swirl. 300S-58B double suction pump, double suction pump, [stone] in a pump Co. sent by Shijiazhuang-send pump. Shijiazhuang-school Pump Co., Ltd. (www.shipaipump.com) strong, credible, and other industries in other Shijiazhuang, Hebei accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Shijiazhuang-faction pump into the brilliant and you work for a better future!