Impeller Replacement EXT APO Base UOM:EACH It screws to a shelf

It screws to a shelf

CTS330 and MAXX 450D / 470D

or a diverter fault

If the belt is in good order and correctly tensioned

Impeller Replacement EXT APO Base UOM:EACH It screws to a shelfOverview Replacement impeller for the external automatic pump out (APO) on HydraMaster truckmounts. HydraMaster part number 000 073 011, listed as Impeller, Replacement for any machine with external APO and, in later manuals, Impeller, Replacement for Posi Flow and Dura Flow. The automatic pump out empties the recovery tank while you keep working. When its impeller wears, the pump out slows, then stops keeping up, and the tank fills usually on the job