Roof Curb Installation Checklist - Trane Performance Climate Changer Installation, Operation And Maintenance Manual

Pre-Installation Requirements
NOTICE:
Microbial Growth!
The floor or foundation must be level and the condensate drain at the proper height for proper
coil drainage and condensate flow. Standing water and wet surfaces inside the equipment can
become an amplification site for microbial growth (mold), which may cause odors and damage
to the equipment and building materials.
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Note: Preparation of the roof curb or pier mount and roof openings should be completed prior to

Roof Curb Installation Checklist

See CLCH-SVN05A-EN Roof Curbs for Performance Climate Changer™ Air Handlers Installation
Instructions for information on installing roof curbs.
It is recommended that the curb be installed directly on the support members and fastened to the
supports using tack welds or other equivalent methods. Properly supported decking should be
installed inside the air handler section of the curb when this method is used. See
14
Confirm the roof curb or foundation of the mounting platform is level and large enough to
accommodate the unit. Refer to the unit submittals for specific dimensions.
Provide adequate lighting for maintenance personnel to perform maintenance duties.
Provide permanent power outlets in close proximity to the unit for installation and
maintenance.
Depending upon job requirements, the customer may need to provide 120 Vac power to the unit
controller. Refer to submittals for more information. A dedicated 15-amp circuit is
recommended.
Wiring for the air handler must be provided by the installer and must comply with all national
and local electrical codes.
If the unit integral base frame ceiling suspension provisions are not used, the installer/
contractor must provide a ceiling-suspended mounting frame designed to support the length,
width, and weight of the entire air-handling unit. See
Handlers Sizes 3-57" on page 30
Rooftop curb-mounted units must be sealed tightly to the curb. Use proper sealants and roof-
to-curb sealing techniques to prevent water and air leakage. Refer to CLCH-SVN05A-EN Roof
Curbs for Performance Climate Changer™ Air Handlers Installation Instructions.
lifting the unit to the roof.
"Ceiling Suspension for Indoor Air
for more information.
Figure 2.
CLCH-SVX07C-EN