how to operate single acting hydraulic jack

1. When hydraulic jack is using, if there is unload phenomenon, you can screw loose nut on the electric oil pump, place the oil pump upside, then unloading it for many times, then screw tighten outlet oil nut. 2. Don’t tear the quickly coupler down when the single acting hydraulic jack is loading, avoiding to an accident happens or damage spare parts of pump station. 3. The single acting hydraulic jack and electric pump adopt hydraulic oil, all the equipment must do maintenance work, avoiding to silt

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