Optional Piping Vestibule; Rail Mounting And Layout; Ductwork Configurations; Typical Unit With Piping Vestibule And Factory-Supplied Curb Kit - valent VX Series Installation, Operation And Maintenance Manual

Installation

Optional Piping Vestibule

If the unit was ordered with the vestibule, the NA (Non-
Access side) clearance dimension must be measured
from the vestibule.
L
W
Typical Unit with Piping Vestibule and
Factory-Supplied Curb Kit

Ductwork Configurations

NOTE
Downblast Discharge Ductwork - whenever
downblast discharge is used, the ductwork directly
beneath the unit must be connected with either a "T"
or an "L" configuration and the area directly beneath
the heat source must not have any openings such
as louvers or grates.
10 Dedicated Outdoor Air Unit

Rail Mounting and Layout

• The units may be installed on rails provided and
• Make sure that rail positioning does not interfere with
• Rails should run the width of the unit and extend
• Set unit on rails.
W
No louvers or grates
installed by others. Ensure that rails are designed to
handle the weight of the unit and provide proper load
distribution on building supports.
the openings on the unit.
beyond the unit a minimum of 12 inches on each side.
L
Typical Unit Installed on Rails Supplied by Others