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"(."
Step 3. Sketch a Basic Duct Layout
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X^Zci i]Vc hjYYZc Y^gZXi^dcVa X]Vc\Zh ^#Z#
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6. I]Z h^beaZg i]Z hnhiZb! i]Z bdgZ Z[[^X^Zci
VcYaZhhXdhian^il^aaWZ#
Step 4. Determine Required CFM of
Each Machine
H^cXZZVX]bVX]^cZegdYjXZhVY^[[ZgZciVbdjci
d[ hVlYjhi! i]Z gZfj^gZbZcih [dg i]Z b^c^bjb
Vbdjcid[V^g[adldg8;BXjW^X[ZZieZgb^cjiZ
idbdkZi]VihVlYjhi^hjc^fjZidi]ZbVX]^cZ[dg
ZmVbeaZ!VeaVcZgegdYjXZhbdgZhVlYjhii]VcV
iVWaZhVl#@cdl^c\i]^hgZfj^gZY8;B^h^bedg"
iVciid\Vj\^c\l]^X]h^oZd[YjXiidjhZ#
Figure 46l^aa\^kZndjVXadhZZhi^bVi^dcd[i]Z
V^g[adlndjgbVX]^cZgZfj^gZh#@ZZe^cb^cYi]Vi
bVX]^cZhi]Vi\ZcZgViZi]ZbdhihVlYjhih]djaY
WZ eaVXZY XadhZhi id i]Z Yjhi XdaaZXidg# >[ i]Z
bVX]^cZ ]Vh bjai^eaZ Yjhiedgih! i]Z idiVa 8;B
gZfj^gZY^hi]Zhjbd[Vaaedgih#
Machine
Dust Port Size
Approximate
Required CFM
' .-
'#* &*%
( ''%
) (.*
* +&)
+ --)
, &'%(
- &*,%
. &..%
&% ')*+
Figure 46.6eegdm^bViZgZfj^gZYV^g[adl8;B
WVhZYdcbVX]^cZYjhiedgih^oZ#