Understanding centrifugal pumps

1 reply · 1K views · last reply
theBEAST
Messages
361
Reaction score
0
In this video, I would like to know why the operator of the centrifugal pump had to fill the pump with water first?



Thanks!
 
Last edited by a moderator:
A centrifugal pump won't pump air, so if it is not primed the rotor will spin churning up the air in the stator until it overheats and something is damaged.