Item selection in order planning, examples

You plan a plan item, called X. The X item is part of the following multilevel BOM:

The A item is a project item. All the other items are anonymous items.

If you select the Use Bottom-Up Item Selection check box, LN plans the following items: A, B, and X.

If you select the Use Top-Down Item Selection check box, LN plans the following items: X, E, F, and G.

You plan a plan item called Y. Item Y* is derived from Y. The Y item is part of the following multilevel BOM:

The M item is an anonymous item. The other items are project items.

If you select the Use Bottom-Up Item Selection check box, LN plans the following items: Y, K, Y*, and K*.

If you select the Use Top-Down Item Selection check box, LN plans the following items: Y and M.

If you select the project item Y*, and select the Use Top-Down Item Selection check box, LN plans the following items: Y*, M, N, and Y

You plan a clustered plan item called Z(Ah). Item Z(Ah) is part of the following multilevel BOM, and of the following distribution network:

Z Ah	Item Z in the assembly hall
Z Cs	Item Z in the central storage
Z Dc	Item Z in the distribution center
Z St	Item Z in the store
Q Cw	Component Q in the central warehouse
Q Ah	Component Q in the assembly hall
R Cw	Component R in the central warehouse
R Ah	Component R in the assembly hall

Item Z, Q, and R are normal items. The dashed arrows in the figure indicate the supplying relationships between the clustered plan items.

If you select the Use Bottom-Up Item Selection check box, LN generates the order planning for the following items:

If you select the Use Top-Down Item Selection check box, LN generates orders for the following items:

In the BOM for item A, you have defined item M as an alternative for component X.

The same item M is used as a standard component in the BOM for item K.

If you plan item X and you select the Use Bottom-Up Item Selection check box and the Use Top-Down Item Selection check box, LN generates orders for the following items:

If you plan item M and you select the Use Bottom-Up Item Selection check box and the Use Top-Down Item Selection check box, LN generates orders for the following items: