1. Reinstall the components in the reverse order of dismantling the pump, and pay attention to measuring the clearance values at each sealing ring again to ensure accuracy;
2. Tighten all main bolts evenly, paying attention to diagonal tightening;
3. Draw a dial gauge on the shaft, rotate the shaft to mark the balance plate, and the allowable deviation should be in accordance with the drawing requirements, generally not exceeding 0.06mm.