ToughTek: P20, P30, P30ht, P30X, P40
Motor is powered but nothing comes out of the hose.
Pump pressure is too high, stator is too tight
Loosen stator to achieve suitable pumping pressure.
Pump is packed out with dry or cured material
Disassemble and clean the pump.
Hose is packed out with dry or cured material
Clean or replace the material hose.