Marvair Scholar III™ VAISA I&S Manual 03/2019 Rev. 8
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APPENDIX C - INSTALLATION OF THE FREEBLOW PLENUM WITH NO HEAT
1.01 TOOLS/FIELD FURNISHED SUPPLIES
WARNING
TO AVOID PERSONAL INJURY, ADEQUATE PROTECTIVE CLOTHING MUST BE WORN
AND PRECAUTIONS IN HANDLING AND INSTALLING THIS EQUIPMENT MUST BE
PRACTICED AT ALL TIMES.
• Power Drill/Driver and Extension
• 5/16” Nut Driver
1.02 INSPECTION/UNPACKING/HANDLING
Plenums are shipped to the job site on a wooden skid and are enclosed in shrink
wrap. Do not stack plenums. Protect plenums from outside weather conditions. Part
numbers for the freeblow plenum grilles are as follows:
Part #
Description
91969
Freeblow plenum side supply grille (two per plenum)
91970
Front supply grille (two per plenum)
IMPORTANT
IMMEDIATELY UPON RECEIPT, INSPECT THIS EQUIPMENT TO DETERMINE VISIBLE
AND CONCEALED DAMAGE. ALL DAMAGE MUST BE REPORTED TO THE FREIGHT
CARRIER WITHIN 15 DAYS, ON THE FREIGHT CARRIER’S FORM.
WARNING
THIS EQUIPMENT MUST BE INSTALLED IN CONFORMANCE WITH ALL APPLICABLE
LOCAL AND NATIONAL ELECTRICAL, PLUMBING AND BUILDING CODES.
THIS EQUIPMENT SHOULD BE INSTALLED AND SERVICED ONLY BY A TRAINED
PROFESSIONAL HEAT PUMP SERVICE PERSON.
WARNING
BEFORE INSTALLING, SERVICING OR MAINTAINING THIS EQUIPMENT, SWITCH THE
ELECTRIC POWER TO “OFF” AT THE DISCONNECT LOCATED BEHIND THE FRONT
DOOR ON THE LOWER PANEL. FAILURE TO DO THIS COULD RESULT IN PROPERTY
DAMAGE, BODILY INJURY OR DEATH.
Remove the front plenum panel from the plenum. Retain the screws and panels for
reinstallation after plenum has been installed.
For freeblow plenum and standard height ducted plenums, the plenums should be
installed onto the Scholar III™ cabinet, prior to installing the cabinet into its final
location. On extended height ducted plenums, the Scholar III heat pump or air
conditioner may have to be installed in its final location before the ducted plenum is
fastened to the top of the cabinet.
