Liebert Deluxe System/3 - DX

Installation2.6.3 Ducted Application InstallationDuct flanges are supplied on the blower outlets. Follow the SWACNA-Duct Construction Standard forsingle-, dual-, or triple-blower systems. Do not run ductwork off the perimeter flange on the top of theunit. This flange is for positioning and attaching the optional air discharge plenum with grill. Attachinga duct to this flange may reduce airflow to inadequate levels.Figure 10 Ducting configurations2122112.6.4 Plenum InstallationWhen installing the plenum to the top of system, secure the plenum to the unit flange using sheetmetal screws.2.6.5 Filter Box Installation1. Straight section of duct off of unit to be 1.5 to 2.5 times thelongest blower dimension.2. Typical ducting shown; may run to either side.* Follow standard practices on all duct work.DPN000533 Rev0When installing the filter box to the back of the unit, secure the box to the unit using self tappingsheet metal screws. Seal around all edges with a silicone sealant to prevent air leakage.16