Balancing correction was made by removing material on the Impeller surface (on the cover or Back Side) and the Balancing should be proccessed by Individual Imppeller first than to Assembly Balancing.
If the design of Impeller is was there a groove rounding on the Cover side (Closse to the Eye ring) is mean the balancing correction is made by moving or adjust the position of the counter weight inside the groove.
Boiler feed pump
Re: Boiler feed pump
