Flat Oval Components - ‘A’ Plane 4 Segment Bend

The task of creating an HVAC Component is initiated from the HVAC Window.

1. Select Flat Oval in the Categories drop-down list and then ‘A’ Plane 4 Segment A Bend in the Available Type drop-down list to display the 4 Segment A Bend window:

   

   The user is required to input the following dimensions:

   • Duct width AA

   • Duct depth AB

   • Angle

   • Inside Radius

   • Arrive Extension

   • Leave Extension

2. To visualize how the dimensions equate to the actual piece of HVAC, click Picture to display a detailed drawing for Flat Oval Components Catalog Element - ‘A’ Plane 4 Segment Bend.

   Note: The fields will be pre-populated with default dimensions These dimensions are governed by the details defined in the HVAC Catalog. The Arrive and Leave Extension is auto but can be changed by the user to a required dimension.

3. Click Transpose width/depth to exchange Duct width AA dimension with Duct dept AB dimension.

4. Specify a type of joint to use for the Arrjoint (Arrive Joint) and Leajoint (Leave Joint). Refer to Create / Modify HVAC Components for a detailed description.

5. After selecting the type of joint to use for the Arrjoint and Leajoint the user must enter the Leave Direction.

6. In Leave Direction specify the axes that should be used. Valid axes are E (East), N (North), U (Up), -E (negative East), -N (negative North) or -U (Negative Up). X, Y, Z, -X, -Y or -Z.

7. In the Connect list, select Connect or Unchanged:

   • Click Connect (default when Create is selected) - connects the piece of HVAC to the previous one.

   • Click Unchanged (default when Modify is selected) - positions the component at the co-ordinates 0.00.

   Note: Unchanged is usually used, when Modify is selected, it does not connect the component but positions it at 0.00, in effect in a floating position.

8. Click Defaults to reset all the fields back to when the 4 Segment A Bend window was opened.

9. Click Fit to orientate the 4 Segment A Bend component to automatically match the outlet (p-leave) of the previous piece of HVAC to the inlet (p-arrive) of the next piece.

10. Click OK to create the 4 Segment A Bend component and close the 4 Segment A Bend Window.

    The user will be returned to the HVAC Window.

11. Click Cancel to discard all field changes and close the 4 Segment A Bend window.