Setup MRP - Material Requirements Planning in Oracle EBS R12

 Setting up Master Scheduling/Material Requirements Planning (MRP) in Oracle E-Business Suite (EBS) R12.3 involves several configuration and master data setup steps.

 Here's a step-by-step guide to set up Master Scheduling/MRP in Oracle EBS R12.3:


Step 1: Define Organizations


Navigation: Inventory > Setup > Organizations > Organizations

Define the organization where you will perform Master Scheduling/MRP activities.


Step 2: Define Item Master


Navigation: Inventory > Items > Master Items

Create item master records for each item you want to include in the MRP planning.


Step 3: Set Up Item Attributes


Navigation: Inventory > Items > Organization Items

Set up item attributes such as lead time, safety stock, lot size, and planning method for each item in the organization.


Step 4: Define BOM (Bill of Materials)


Navigation: Bills of Material > Bills > Bill of Material

Create BOMs to represent the list of components required to manufacture an assembly.


Step 5: Define Routing


Navigation: Bills of Material > Routings > Routings

Define routings to specify the sequence of operations required to manufacture an assembly.


Step 6: Set Up Master Scheduling/MRP Parameters


Navigation: Master Scheduling/MRP > Setup > Planning > Parameters

Define MRP planning parameters, such as planning horizon, safety stock days, etc.


Step 7: Set Up Master Scheduling/MRP Profile Options


Navigation: System Administrator > Profile > System

Set up profile options specific to Master Scheduling/MRP.


Step 8: Set Up Planner Codes (Optional)


Navigation: Master Scheduling/MRP > Setup > Planning > Planner Codes

Define planner codes to categorize planners or planning responsibilities.


Step 9: Set Up Planning Time Fence


Navigation: Master Scheduling/MRP > Setup > Planning > Planning Time Fence

Define the planning time fence to control the horizon within which MRP will not automatically change the planned orders.


Step 10: Run Master Scheduling/MRP


Navigation: Master Scheduling/MRP > Launch > Single Plan

Run the Master Scheduling/MRP process for the organization and set of items.


Step 11: Review MRP Output


Navigation: Master Scheduling/MRP > View > Planned Orders

Review the MRP output, including planned orders, purchase requisitions, and recommended order quantities.


Step 12: Review Exception Messages (Optional)


Navigation: Master Scheduling/MRP > View > Exception Messages

Check for any exception messages generated during the MRP run and take appropriate actions.


Step 13: Convert Planned Orders to Purchase Requisitions (Optional)


Navigation: Master Scheduling/MRP > Planning > Order Recommendations

Convert planned orders to purchase requisitions or internal requisitions, if required.


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