A, failure phenomenon: flow, insufficient lift.
B, reason:
(1) impeller damage;
(2) excessive wear of seal ring;
(3) insufficient number of revolutions;
(4) inlet or outlet valve not fully opened;
(5) air leakage in suction line;
(6) there is a blockage in the pipeline;
(7) medium density does not match pump requirements;
(8) the device head does not match the pump head.
C, processing method:
(1) replace the new impeller;
(2) replacement of seals;
(3) increase speed as required;
(4) fully open;
(5) the leaks blocked;
(6) remove the plug;
(7) re accounting or replacement of suitable power motors;
(8) try to reduce the installation height of the pump. |
