This blog post is basically the list of Small/Medium warehouse operations mapped in SAP WM with suitable Tcodes, Tables and Functional modules related to SAP WMS. The warehouse process headings are basically came from the WMS Team. They call the below processes everyday in their job. I just used to have a client -consultant point of view only.

Warehouse Management
ProcessesMapped Tcode
1Order Control:
Create Batch/Group Pick PlanVG01, VL06O
Creat Wave PickVL35
Create Order Pick PlanVL06O
Pick plan for EDI ordersVL06O
Special process IDVL06O
Outputs:
Pick Plan Summary (Total Deliveries, Shipments, HU’s, TO’s, Weight, Volume, Value)VL06O log notes
Shipping Labels
Pick SheetLT31
Rejected Order ReportVL06O log notes
Dock Spot ReportVL06O log notes
Manaul Routing ReportVT11
2RF Activity
RF Picking and confirming by HU via SSCC, Pick sheetLM00, LRFMD,LRF1
RF Dynamic Cycle CountingLM00
RF Putaway by TO confirmingLM00
3Conveyor Activity
Sending to Value Added service areaLVASM
Verify TO pick confirmationLVASM
LOG PRO communicationLVASM
Dock Floor HU ConfirmationLVASM
LVASM
4Inbound Control:
ASN/EDI Inbound Delivery creationVL06I
Domestic manual Inbound delivery creationVL31N
5Inventory Control:
Dynamic Cycle Counting/Posting DifferencesLX26,LM58,LX22/LI20,LI21
Inventory AdjustmentsLT01,LI21
Cancel/Adjust TO/HULT15 or LT0G, LH01
Posting Change- Block to unres, Q to BlockLQ02
ReplenishmentLP21,LP24
6Traffic Control:
Manual Routing/Shipment assignmentVT01N
7Outputs:
BOLVV71
ManifestVV71
Billing/Export DocumentsVV31
Packing menoVV21
HUVV61

Some of  SAP WM related Tables used till now

DeliveryHUShippingTOTRInventoryBINQuants
HeaderLIKPVEKPVTTKLTAKLTBKLINKLAGPLQUA
ItemLIPSVEPOVTTPLTAPLTBPLINP
othersLTHUVTPALINV
Bin: LAGPQuants: LQUA
Purchase DocOutputsMat DocSales doc
HeaderEKKONASTMKPFVBAK
ItemEKPONACHMSEGVBAP
othersEKETMBEWVBFA

EKKNVBUK
MaterialVendorCustomerPur Info
MARALFA1KNA1EINA
MARMLFB1KNB1EINE
MARCWYT3KNVPEORD
MARD

Storage Location related tables
LAGP Storage bins
LEIN Storage unit header records
LQUA Quants
LQUAB Total quant counts for certain strategies
MEIK Make-to-Order Stock for Customer Order
MSCA Sales Orders on Hand with Vendor
MSKA Sales Order Stock
MBPR Stock at Production Storage Bin
MLGN Material Data per Warehouse Number
MLGT Material Data per Storage Type

Some of SAP WM Functional modules:

Function descriptionFunctional moduleRef Tcode
1Auto pack @ Del creBADI_HU_AUTOPACKVL01N
2Creation of TOL_TO_CREATE_DNLT03
3Assign HU to TOL_TO_PICKHU_ASSIGNLH01
4Create shipmentBAPI_SHIPMENT_CREATEVT01N
5Cancel TOL_TO_CANCELLT15
6change shipmentBAPI_SHIPMENT_CHANGEVT02N
7Change HUHU_HEADER_UPDATEHU02
8Create HUBAPI_HU_CREATEHU01
9Confirm TOL_TO_CONFIRMLT12
10Create TOL_TO_CREATE_SINGLELT01

I tried to keep very few things which are important being a consultant in SAP WMS.

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