www.DaikinApplied.com 23 IM 1267-7 • PRECISELINE AIR HANDLER
The condensate drain stub for sizes 006-050 is 0.75 OD.
The condensate drain stub for sizes 060-100 is 0.138 OD.
Drain lines and traps should run full size from the drain pan
stub. Drain pans should have traps to allow condensate from
coils to drain freely. The trap depth and distance between the
trap outlet and the drain pan outlet should be twice the static
pressure in the drain pan section under normal operation for
the trap to remain sealed. Refer to Figure 45.
Figure 45: Allow Adequate Distance Between Trap Outlet
and Drain Outlet
Pressure (P)
at the drain pan
2P
2P
The optional factory installed deluxe valve package includes
SS ball and stem and is selectable as 2-way or 3-way. The
return 0-10VDC modulating control. The strainer and ball shut
model UM. The piping schematics are shown in Figure 48 and
Figure 49. The control valve wiring diagrams are shown in
Figure 53 and Figure 54 and valve package component part
numbers are listed in Table 11 on page 25 through Table 13.
On vertical units Size 06 and 08, the control valve is a Belimo
Zonetight. These valves can be selected as either 2-way
or 3-way, N.O. or N.C, and have a manually adjustable Cv
ranging from 0.5 to 5.9. These valves are located on the supply
being located on the return side.
Figure 46: Basic 2-Way Valve Package
A AB
Figure 47: Basic 3-Way Valve Package
B
A AB
Figure 48: Deluxe 2-Way Valve Package (Auto CS)
A AB
Figure 49: Deluxe 3-Way Valve Package (Auto CS)
B
A AB
Figure 50: Deluxe 2-Way Valve Package (Manual CS)
A AB
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