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In this exercise, you connect the pipe run to the AHU. You also modify the pipe sizes.

Dataset

On the Constructs tab of Project Navigator, double-click Piping_L02_E04 under Constructs ➤ Piping ➤ Lesson 2.

Start another angled drop run

1 Deselect Dynamic Input if enabled.

2 Open the Fitting tool palette, and click the Connector tool.

3 On the Properties palette, click the image next to Part to open the Select a Part dialog.

4 Expand Commercial Pipe and Fittings ➤ Asymmetric Connectors ➤ Flanged under Pipe (Global).

5 Select Flanged - Generic Flange_gbm.

6 For Select Part Size, select 200 mm Flanged - Generic Flange_gbm.

7 Click OK.

8 Move the cursor to the end of the pipe, and click on the pipe end snap.

9 Click to accept the rotation.

10 Press Enter to end the command.

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11 On the Fitting tool palette, click the Elbow tool.

12 On the Properties palette, click the image next to Part to open the Select a Part dialog.

13 Expand Elbows ➤ Flanged under Commercial Pipe and fittings.

14 Select Flanged - Generic Elbow_gbm.

15 Under Filter By Dimensions, select 200 for Nominal Connection Diameter ND1.

16 For Select Part Size, select 200 mm Flanged - Generic Elbow_gbm 90 Deg.

17 Click OK.

18 Click the pipe end connector.

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19 On the command line, enter 0, and press Enter to end the command.

Rotate the elbow before adding the angled drop

20 On the View toolbar, click NE Isometric . 21 Select Dynamic Input .

22 Zoom in on the elbow, select it, and click the Rotate grip.

23 Enter 315, and press Enter.

The part is rotated to the angle shown.

24 Press Enter to deselect the part.

Add a reducer

25 On the Fitting tool palette, click the Reducer tool.

26 On the Properties palette, click the image next to Part to open the Select a Part dialog.

27 Expand Reducers ➤ Flanged under Commercial Pipe and Fittings.

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28 Select Flanged - Generic Concentric Reducer_gbm.

29 For Filter By Dimensions, specify 200 for Nominal Connection Diameter ND1 and 100 for Nominal Connection Diameter ND2.

Verify that 200 mm x 100 mm Flanged - Generic Concentric Reducer_gbm is specified for Select Part Size.

30 Click OK.

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31 Use the pipe end connector to add the reducer to the elbow as shown.

End the angled drop run and start a horizontal run

32 On the Views toolbar, click Right .

33 Select the reducer, and click the Add Pipe grip as shown.

34 Draw the segment horizontally from the reducer as shown.

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35 Specify the endpoint in the approximate location shown.

36 When prompted to choose a part, select Flanged - Generic Elbow_gbm and click OK.

A 45 degree elbow is added.

37 Press ENTER to end the command.

38 On the Views toolbar, click Top .

39 Select the pipe segment shown, click the location grip at its midpoint, and move the cursor to the pipe end connector on the AHU as shown.

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40 Use tracking lines to align the pipe segment with the AHU connector as shown, and click to place the pipe.

Connect to the AHU

41 Select the pipe, and click the Add Pipe grip on the open end.

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42 Specify the first point of the run past the first AHU and just beyond the second AHU as shown.

43 With the command still active, on the Views toolbar, click 3D Orbit .

44 Drag in the drawing window to rotate the view until you can clearly see the side of the AHU with the connector.

45 Press Esc to end the orbit view.

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46 Move directly to the connector, and click the pipe end connector.

47 When prompted to connect to the highlighted object, press Enter twice. The pipe is connected to the AHU.

NOTE If you have difficulty connecting to the AHU, zoom in closer, or use 3D Orbit to get a better angle. Orbiting closer to a top view may work best.

Connect the second AHU

48 Switch to NE Isometric view.

49 On the Pipe tool palette, click the Pipe tool.

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50 Select the pipe connector on the AHU as shown.

51 When prompted to connect with highlighted object, press Enter to accept.

52 On the Properties palette, under Dimensions, enter 100 for Nominal Size.

53 Move the cursor straight out from the AHU, and enter 450.

54 Move the cursor straight up, and click the pipe curve connector as shown.

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55 Press Enter twice to accept the connection and to end the command.

Reduce pipe size from the tee to AHUs 56 Select the pipe shown.

57 Right-click, and click Modify Run.

58 On the Modify Pipe Run dialog:

■ For Routing Preference, select Generic Threaded & Flanged Steel.

■ For Nominal Size, select 50.

59 Click OK.

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Resulting layout

60 Repeat the previous steps to reduce the pipe size from the second AHU to the tee.

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61 To preview the pipe system, zoom out, and switch to the conceptual visual style on View menu ➤ Visual Styles.

62 On the File menu, click Close, and click No when prompted to save the drawing.

For reference, a completed drawing is included in the project dataset. The file, Completed_Piping, is located in the Constructs\Lesson 2 directory.

In this lesson, you learned how to lay out pipe runs using different features.