WO Issue Types

Manual issue	The system deducts materials from inventory when you enter the issue transactions on the Inventory Issue Revisions form.
Preflushing	You set a processing option for the Order Processing program (R31410) to deduct materials from inventory automatically when you process a work order.
Backflushing	The system deducts materials from inventory when items on the work order are reported as complete. This deduction method might occur when you report partial completions throughout the production process or when you report full completions at the last routing operation.
Super backflushing	The system deducts materials from inventory automatically at operations that are defined as pay points throughout the routing when the pay points are reported as complete or partially complete. The Super Backflush program (P31123) enables you to simultaneously backflush materials and labor hours, and report items that are complete at an operation