|ㆍThis pump unit does not need any separate control circuit.
ㆍDO NOT remove the oil strainer. Otherwise, impurities can go in.
ㆍThe suction filter needs to be changed or washed once a year.
ㆍOil viscosity can change with a temperature in summer and winter. Carefully keep the available range of oil viscosity.
ㆍDO NOT use oil with special additive, soluble oil, and solvents.
ㆍRegularly check if the current oil has any impurities. If any impurities are found, immediately wash the inside of the tank and replace it with new oil.
ㆍBe careful of voltage (110V, 220V).