Because the shaft is spinning in the impeller, not turning it. Took mine apart. Very poor design. Piece of junk.
Typically the term "pumping station" is what is used. When referring to the individual pieces in the pumping station, these would be called pump sets, and each area containing pump sets, within the pumping station, could be called a pump station.
If the engine is warmed up, the thermostat has opened and coolant is circulating, the pump is pumping.
even though it sounds like it is pumping it may not be, try a new pump and new fuel filter
IT CAN BE A FUSE. OR IT CAN BE THAT THE PUMP IS NOT PUMPING FUEL
pump to transfer fluid losses
pumping pump
it always pumping all the time when your:sleepingplayingeatingwatchingdancingreadingit always pumping
The stroke length in the pumping unit refers to structural capacity of a given pump.
If you're getting power to the pump this proves the fuel pump fuse and fuel pump relay are good. That leaves only two possibilities. Either the pump is running but it's not pumping fuel. Or possibly the fuel filter is clogged.
If its not pumping.
When it's not pumping fuel.
hydro isnt a TM.