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Using this feature opens another dialog box where you can select a place in the catalog to place the item in the catalog. When using Revit Models for the first time you go through and use the “Assign to Item” feature to move items from the Revit model into the catalog. So to help add a little clarification to the question I created this quick post complete with exercise that you can try on your own.
Perform another Model Takeoff.Often times I am asked about the process for using Item Assignment in QTO.
Begin the process again by creating a new QTO file with the 2D and 3D DWF files as well as the catalog. Verify that the Assignment Link shows up (located all the way to the right). Assign a few of the items to the Catalog. If you takeoff by Items from the Model palette the Assign link will not work properly. Use Model Takeoff to take off your items.
(make sure save Options file is turned on when). Make sure to add the Catalog when you are importing your new files. Create a new QTO file by importing the 2D and 3D DWF files. Open the exercise files ( download files here). Once you begin liking items to your catalog, the next time you bring in a new Revit model they will assign themselves to their respective places in the catalog for you (perform a model takeoff to help with assigning your items). This is denoted by the link symbol shown below (you may have to scroll all the way to right to find the Assigned category). One of the added benefits is that when you move items from the Revit model into the catalog using this process using this is that is creates an Assignment Link between the model and the catalog.
Often times I am asked about the process for using Item Assignment in QTO.