5
IMPORTANT SAFETY INFORMATION
INSTALLER: Please read all instructions before servicing
this equipment. Pay attention to all safety warnings and
any other special notes highlighted in the manual. Safety
markings are used frequently throughout this manual to
designate a degree or level of seriousness and should not
be ignored. WARNING indicates a potentially hazardous
situation that if not avoided, could result in personal injury
or death. CAUTION indicates a potentially hazardous
situation that if not avoided, may result in minor or moderate
injury or property damage.
REQUIREMENTS & CODES
WARNING:
with instructions outlined in this manual
during the installation, service, and operation
not attempt to interpret these instructions or
injury or death.
• The installer must comply with all local codes and
regulations which govern the installation of this type
of equipment. Local codes and regulations take
precedence over any recommendations contained in
these instructions. Consult local building codes and the
National Electrical Code (NEC) for special installation
requirements.
• Allelectricalwiringmustbecompletedinaccordance
with local, state and national codes and regulations
and with the National Electric Code (ANSI/NFPA
70) or in Canada the Canadian Electric Code (CSA
Z240.6.1, & Z240.9.1).
• Design and construction of the home duct system,
must be in accordance with: HUD Manufactured Home
Construction & Safety Standard (Title 24, Part 3280)
and American National Standards (ANSI) A119.11,
C1-NFPA 7
• Follow all precautions in the literature, on tags, and
on labels provided with the equipment. Read and
thoroughly understand the instructions provided with
the equipment prior to performing the installation and
operational checkout of the equipment.
• Thisairhandlermaynotbeusedfortemporaryheating
of buildings or structures under construction.
Minimum Installation Clearances
• Accessforpositioningandservicingtheunitmustbe
considered when locating unit. The need to provide
clearance for access to panels or doors may require
clearance distances over and above the requirements.
For alcove installations allow 18 (46cm) inches
minimum clearance from the front of the unit for
inches minimum.
• Thisappliance must be installed in accordance with
clearances listed in Table 1. The furnace must be
installed with ample clearance for easy access to the
air filter, blower assembly, burner assembly, controls,
and vent connections.
• Locate and install this unit in position as specied
on page 8. This unit is designed only for Indoor
installations and should be located with consideration
of minimizing the length of the supply and return
ducts. See Table 4 (page 15) or the rating plate for
circulating airflow data.
• Sufcientclearanceforunobstructedairowthrougha
louvered door must be maintained in order to achieve
rated performance. Air return to the furnace must have
the minimum required total free area:
200 in
2
(1290 cm
2
) for furnace only. May also include
return air grille and frame assembly P/N 902989 or
wall mount grille P/N 902999).
235 in
2
(1516 cm
2
) with 4 ton A.C. or H.P. installed.
250 in
2
. (1613 cm
2
) with 4 ton A.C. or H.P. installed &
1” special clearance.
390 in
2
(2516 cm
2
) with up to 5 ton A.C. or H.P.
installed.
• ThisfurnaceisDesignCertiedintheU.S.andCanada
by ETL for the minimum clearances to combustible
materials. NOTE: The furnace is listed for installation
on combustible or non-combustible flooring. To obtain
specific clearance information, refer to the furnace
rating plate, located inside of the furnace cabinet.
• 0”fromallsurfacesoffurnacecabinet,ducts,optional
coil housing and plenum connector. No separate
subbase required for installations on combustible
flooring.
ALL MODELS CLOSET ALCOVE
Front ** 6" 18"
Back 0" 0"
SideS* 0" 0"
top 0" 0"
top & SideS oF duct 0" 0"
Bottom oF duct 0" 0"
*For upflow application using upflow stand, 3” minimum per side.
**Service Clearance
INSTALLER INFORMATION
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