What does hot oil pump overhaul include?
(1) In addition to minor repairs, the following contents are included;
(2) Check and record the concentricity of the coupling before disassembly for reference when the coupling is aligned after maintenance;
(3) Before maintenance, check the bearing bush, and determine the clearance, in order to determine whether to re-cast alloy; Check whether the bearing is in good condition, otherwise replace;
(4) Pump disintegration inspection, measurement of the clearance and wear and corrosion degree of the components of the heat conduction oil circulation pump, replacement if necessary;
(5) check the adjustment of shaft bending and radial runout of each part of the rotor, and test the balance of the rotor;
(6) check the multi-stage pump balance plate, balance plate wear and surface finish;
(7) Check and repair lubricating oil pump, sealing oil pump, check cooling water, lubrication and sealing oil system oil tank, cooler filter and pipeline;
(8) Check the pressure gauge and thermometer.
