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h3. General Program Information

{float:left\|border=2px solid black}
\[\!exit channel floctank.PNG\|width=450px\!\|AutoCAD Channel Program\]
Exit Channel to Sed Tank
{float}


\\

This program draws the exit port into the sed tank.

h3. Technical Program Information

1) A new layer "flocchannelhole" is created.

2) A box is drawn for the port at the appropriate location.

3) The layer is set to zero.

4) The "floctank" layer is thawed.

5) The viewtop1 function is used to ensure that the floctank is entirely in view, allowing the subtraction to be executed in one step.

6) The port is subtracted from the floc tank.

7) All elements drawn so far are unioned.

8) The "floctank" layer is frozen.

9) The "flocchannelhole" layer is frozen.