PM equippment assignment to PP workcenter -reg

Hi,

Where PM equippment is assigned to PP workcenter ?

can we do it through CR01/CR02 in PP or we have to go to equippment and there only to do ?

if i go to IE02 there in the location tab two fields are there

Work center

Main work center

where we have to assign PP work center ? next once i assign which tables and fields i have to use to fetch data from SAP tables that this equiipment is assigned with this workcenter ?

what are all the benefits if i assign equippment to workcenter ?

regards

madhu kiran.