Available with Archicad Collaborate
For any selected route element: click an edge, node, or reference line to access pet palette commands.
Note: Turn on MEP Reference Lines in 2D views at View > On-Screen View Options.
Adjust Route elements to each other

From the reference line:
1.Choose Insert new node.
2.Drag to create a new node and change the Route shape.

Drag the connection node, or enter values in the Tracker. This modifies the segment length.
1.Select one or more MEP routes.
2.From the MEP Toolbar, Design menu, or context menu: click Purge Unused MEP Nodes.
This command deletes all unused nodes in the selected routes - that is, nodes that fall between two segments with the same geometry, which are not used to connect another element.
Enter the value by which you wish to elevate the Route.
Use the Drag command to change Route elevation on the Z axis.
Available at the end of an unconnected straight segment.
1.Select the element.
2.Click the reference line.
3.From the pet palette, select “Offset segment” to move it.
Note: Offset works on branched segments, too (except in sloped routes and if multiple routes are attached to the branch)
See also Edit segment diameter - with pet palette.
1.Select the route you wish to split.
2.Choose Edit > Reshape > Split command, or the hatchet icon from the toolbar.
3.Draw a temporary splitting line.
Note: In the 3D window, a red splitting plane is shown as feedback.
4.Click on either side of the splitting line/arc with the Eyeball cursor.
5.Elements on the clicked side will remain selected, while elements on the other side will be deselected.
Adjust Route elements to each other
You can use the Edit > Reshape > Adjust command to extend or trim MEP route elements to each other.
Or use the Adjust command to generate a branch connection: if or more route elements are adjusted to another of the same type, where a valid connection could form, it will.
See also Adjusting Elements.
Convert an elbow into two separate elbows:
1.Select a bend
2.Click its center node to access pet palette, and choose the command: Replace by two bends
3.In the dialog, enter the required distance, then click OK