Chemical pump assembly and maintenance of the note

One, several aspects which should be paid attention to when chemical pump assembly 1, whether the water pump shaft bending, deformation; The rotor balance status conformed to the standard; Mouth ring gap whether accord with a standard; 2, the clearance between the impeller and the pump shell; 3, mechanical seal cushion compensation mechanism of the amount of compression is achieved; 4, the concentricity of the pump rotor and the volute; Coupling of the coaxial degree of alignment; 5, the center line of the pump impeller passage and whether centerline of the volute runner; The clearance adjusting between bearing and end cover; 6, sealing part clearance adjustment; 7, motor drive system with variable ( ) increase and decrease Speed device assembly is in accordance with the standards; By force of joint bolt. Before processing 1 second, the chemical water pump maintenance, the maintenance of inflammable, explosive, poisonous, corrosive medium or steam equipment, machinery, piping, must cut off material, inlet valve, and added a blind flange. 2, machinery and equipment maintenance must stop before the temperature, pressure, cut off power supply; 3, inflammable, explosive, toxic, corrosive medium of machinery, equipment, maintenance must be carried out before cleaning, neutralization, displacement analysis detection qualified rear can construction;
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