ForestAir E-Tech Series - 2.0 GENERAL; Unit Positioning and Airflow Flexibility

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© Copyright, Sunrise Tradex Corp., 2018
WARNING
2.0 GENERAL
The unit can be positioned for bottom return air in the upow position, left and right return in the
horizontal position, top return in downow position.
This air handler provides the exibility for installation in any upow or downow horizontal
application. The direct drive motors provides a selection of air volume to match any application.
3-speed motors provide selections of airow to meet desired applications.
Top and side power and control wiring, accessible screw terminals for control wiring, all
combine to make the installation easy, and minimize installation cost. Please contact your local
distributor. See g. 1.
Installation Manual
WARNING
The rst 6 inches of supply air plenum and ductwork must be constructed of sheet metal
as required by NFPA 90B. The supply air plenum or duct must have a solid sheet metal
bottom directly under the unit with no openings, registers or exible air ducts located in
it. If exible supply air ducts are used, they may be located only in the vertical walls of
rectangular plenum, a minimum of 6 inches from the solid bottom. Metal plenum of duct may
be connected to the combustible oor base, if not, it must be connected to the unit supply
duct exposed to the supply air opening from the downow unit. Exposing combustible (non-
metal) material to the supply opening of a downow unit can cause a re resulting in property
damage, personal injury or death.
Exception warning to downow :
Installations on a concrete oor slab with supply air plenum and ductwork completely
encased must be not be less than 2 inches of concrete (see NFPA90A).