Pumpinstallationpositionisdiscretionary,howevertherecommendedcontrolpositionisonthe 
toporattheside,withthetoppositionpreferred. 
Verticalinputshaftinstallationisacceptable. 
Ifinputshaftisatthetop1barcasepressuremustbemaintainedduringoperation. 
Thepumphousingmustbefi lled with hydraulicfl uid under all conditions;includingafteralong 
periodofshutdown.Beforeoperatingthemachine,ensurethepumphousingandcasedrainlines arefreeofair. 
Recommendedmountingforamultiplepumpstackistoarrangethehighestpowerfl owtowards the input source. 
Consult ATUS or nonconformance to these guidelines.