Expand Mates
to see the LockToSketch
mates that mate the components to Sketch1.
Select Sketch1,
right click Crane Base, and select
Open Part [if the graphics area
is blank, click Zoom to Fit 
, (View toolbar)].
In the FeatureManager design tree, select Sketch1, and click Extruded
Boss/Base 
(Features
toolbar).
In the PropertyManager, under Direction
1, set Depth 
to 200.
Save the part and click 
.
Return to Crane_Assembly.sldasm, and click Yes to the rebuild dialog box.
Repeat steps 2-6 for Upper
Arm and for Central Arm,
but in the PropertyManager, under Direction
1, set Depth to 60 for each part.
Save the parts.
Return to Crane_Assembly.sldasm,
and click Isometric 
(Standard Views toolbar).
