Nortec SETC Outdoor - Manual (Page 18)

15 | Installation
Steam Lines and Condensate Returns
With the following exceptions the SETC Outdoor steam lines and condensate returns should be
installed as shown in the SE Series Installation Manual. The size of the outlets and the number
of outlets is given in Table 5: Recommended Steam Line Material on page 17 of the SE Series
Installation Manual.
 The Steam outlet(s) of the SETC Outdoor is from the back of the humidifier and does not
require 12 in. (30 cm) of vertical steam run immediately after the humidifier. The steam
line may be routed directly down or horizontally from the outlet. See Figure 11: SETC
Outdoor Steam Outlet.
 The SETC Outdoor steam line must be insulated in all cases even for very short runs.
Figure 11: SETC Outdoor Steam Outlet
Run steam line down
through roof or across
to rooftop air handler.
1 ft (30 cm)
2 in. (5 cm)
min.
Connect to steam outlet
with hose cuff
Insulate up to cabinet,
Insulation shown for cut back
to show steam connection only.