DIRECT ANSWERA repeat order should compare the old approved unit with current service, design rules, materials, interfaces, accessories, marking, inspection, documents and destination. List every unchanged item with its verified revision, not just changed quantities.
Change-matrix rows
- Old and new document revisions
- Service, pressure, temperature and material
- Nozzles, supports, accessories and nameplate
- Inspection, batch, packing and destination
Relevant manufacturing capability
- Drawing, datasheet and equipment-list manufacturability review
- Self-manufactured and coordinated-supply scope identification
- Technical, quality, document and delivery clarification
Key notes
- 'Same as last time' is not a controlled manufacturing instruction.