To Replace a Reference Model of a Merge or Inheritance Feature With a Family Instance
1. Activate a the first merge or inheritance component in the Model Tree.
2. Click > . The tab for Merge or Inheritance opens.
3. Select a reference component with a Family Table instance from the current assembly and click 
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.4. Select the merge feature, right-click, and click Edit Definition. The tab for Merge or Inheritance appears.
5. Right-click in the collector and choose Replace. The Family Tree dialog box opens.
6. Select the instance with which you want to replace the referenced part and click OK. The model is regenerated.
7. Click .
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