Engineering Change Management is used to track and control all the changes with reference to Material master, BOM, Work Center & Routing.
This are the basic IMG settings in order to used the engineering change management features.
x refers to a tick.
First setup the control data in OS54.
Revision sections
Fields :-
Revision level active
x
Ext. revision level
x
Higher revision level
x
Object Management Record sections
Fields :-
Object maintenance
x
Assign alternative date
x
Overide value/assignment date sections
Fields :-
Only with leading change mst. x
Setting the Revision level active is to activate the engineering change management for material master. If you do not want the engineering change management for materials, remove the tick.
With a tick in "Higher revision level", the new revision level has to be always higher than the old revision.
Secondly, setup the external number range in OS53.
If you use the internal number range, then remove the
external number range.
Third, define the status for the change master records in transaction SM30 - V_T419S.
Change No. Chg
Date Chg Dist. Lock
Description
Status
Poss
1
x
x
' '
Active
2
' '
' '
' '
Inactive
3
' '
' '
x
Locked
Fourth, define modification parameters for the BOM in OS27.
Fields :-
BOM Validty Maint.
x
EC Management Active
x
History Requirement
' '
Unit Piece
PC
The rest of the fields are blank.
If the History Requirement is tick, every time during
creation of the BOM, SAP willprompt your for an ECN number as is compulsory.
Lastly, define fields selection for routing in OP5A.
PP task lists: initial screen -> Change number -> Transaction code -> Tick Req.
Setting the Transaction code fields Required indicate that you have make the ECN number compulsory when changing the routing.
Finally, do a test by making changes to the Material Master, BOM and Routing.
