It seems that teh syntax should be :

cleanup archdir nodename,showstats F=D Wait=Yes

i had the same problems as yourself then got the correct syntax from my
software vendor.

TSM 4.1.1.0 os390

Thanks,

Kuli Toora
Npower
Enterprise Services
Kingswinford

01384 275346
Mobile : 07989 492903

mailto:Kulbinder.toora AT npower DOT com