The piston rod and stuffing box are deflected during assembly, resulting in local mutual friction, which shall be adjusted in time
(1) The piston rod and stuffing box are deflected during assembly, resulting in local mutual friction, which shall be adjusted in time;
(2) The clamping spring of the sealing ring is too tight and the friction is large, so it should be adjusted appropriately;
(3) If the axial clearance of the sealing ring is too small, the axial clearance shall be adjusted according to the specified requirements;
(4) If the oil supply is insufficient, the oil supply shall be increased appropriately;
(5) The running in of piston rod and sealing ring is poor, and the running in shall be strengthened during matching and grinding;
(6) Impurities mixed in gas and oil shall be cleaned and kept clean.
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