1. SAP Help Portal
SAP S/4HANA
"Document Management in Plant Maintenance": This official documentation states
"You can use the SAP document management system to... Link these documents to the technical objects
maintenance and service notifications
and orders relevant for Plant Maintenance." This confirms the ability to attach documents to maintenance orders.
URL: https://help.sap.com/docs/SAPS4HANAON-PREMISE/3757ad8f9542404894355640784a100e/4c5bd453088f4308e10000000a174cb4.html
2. SAP Help Portal
SAP S/4HANA
"Assignment of Documents to PM/CS Objects": This page explicitly lists the objects to which documents can be assigned. The list includes "Order header" and "Operation for the order
" directly confirming both parts of the question's claim.
URL: https://help.sap.com/docs/SAPS4HANAON-PREMISE/3757ad8f9542404894355640784a100e/4c5bd553088f4308e10000000a174cb4.html
Confidence Level: HIGH