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Ultra - high pressure manual hydraulic pump practical knowledge precautions

Ultra-high pressure manual hydraulic pump due to high pressure, must be used before the leakage check. Check the pressure relief at the full scale of about 60% of the time to stop the operation, observe the connection of the oil pump where there is any leakage phenomenon, observe the pressure gauge is stable. After the inspection, slowly rotate the unloading valve on the UHP manual hydraulic pump until the pressure gauge pointer returns to zero.

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