16
GUIDE SPECIFICATIONS
Gas Furnace
58CTA/CTX
General
SYSTEM DESCRIPTION
Furnish a _________________ fixed capacity gas-fired
furnace for use with natural gas or propa ne (factory
authorized conversion kit requi red for propane); furnish
cold air return plenum; furnish external medial cabinet for
use with accessory media filter or standard filter.
QUALITY
ASSURANCE
Unit will be de signed, tested and constructed to the
current ANSI Z 21.47/CSA 2.3 design standard for
gas-- fired central furnaces.
Unit will be 3rd party certified by CSA to the current
ANSI Z 21.47/CSA 2.3 design standard for gas--fired
central furnaces.
Unit will carry the CSA Blue StarR and Blue FlameR
labels.
Unit efficiency testing will be performed per the current
DOE test procedure as listed in the Federal Register.
Unit will be certified for capacity and efficiency and
listed in the latest GAMA Consumer’s Directory of
Certified Efficiency Ratings.
Unit shall carry the current Federal Trade Commission
Energy Guide efficiency label.
DELIVERY, STORAGE AND
HANDLING
Unit shall be shipped as single package only and is
stored and handle d per unit manufa cturer’s
recom mendations.
WARRANTY (for inclusion by specifying
engineer)
U.S. and Canada only. Warranty certificate available
upon request.
Products
EQUIPMENT
Components shall include: slow-opening two stage gas
valve to reduce ignition noise, regulate gas flow, with
electric switch gas shut-off; flame proving sensor, hot
surface igniter, pressure switch assembly, flame rollout
switch, blower and inducer assembly, 40va transformer;
low-voltage (heating) (heating/cooling) thermostat.
Blower Wheel and Blower Motor
Galvanized blower wheel shall be centrifugal type,
statically and dynamically balanced. Blower motor of PSC
type shall be permanently lubricated with sealed bearings,
of _______hp, and shall be multiple-speed direct drive.
Blower motor shall be soft mounted to the blower scroll to
reduce vibration transmission.
Filters
Furnace may have reusable --type filters. Filter shall be
_______ (x) _______in. (mm). An accessory high
efficiency Media Filter is available as an option.
_______________ Media Filter.
Casing
Casing shall be of .030 in. (.76 mm) thickness
minimum, pre-painted galvanized steel.
Two Speed Inducer Motor
Two Speed Inducer motor shall be soft mounted to
reduce vibration transmission.
Draft Safeguard Switch
Draft Safeguard Switch (blocked vent safeguard) shall
be factory installed to reduce the possibility of vent gas
infiltration due to a blocked or restricted vent pipe.
Heat Exchangers
Heat exchangers shall be a 4-Pass 20 gage aluminized
steel of fold--and --crimp sectional design when a pplied
operating under negative pressure.
Controls
Control shall include a micro--processor based
integrated electronic control board with at least 11 service
troubleshooting codes displayed via diagnostic flashing
LED light on the control, a self--test feature that checks all
major functions of the furna ce within one minute, and a
replaceable automotive-type circuit protection fuse.
Multiple operational settings available including, separate
blower speeds for low heat, high hea t, low cooling, high
cooling and c ontinuous fan. Continuous fan speed may be
adjusted from the thermostat. Cooling airflow will be
selec table between 350 or 400 CFM per ton of a ir
conditioning. Features will also include temporary reduced
airflow in the cooling mode for improved
dehumidification when an Infinityt Control or
Thermidistatt is selected as the thermostat.
OPERATING
CHARACTERISTICS
Heati ng Capacity shall be ________ Btuh input;
________ Btuh output capac ity.
Fuel Gas Efficiency shall be 80% AFUE.
Air delivery shall be ___________ cfm minimum at
0.50 in. wc external static pressure.
Dimensions shall be: dept h __________ i n. (mm);
width _________ in. (mm); height_________in. (mm).
(casing only). Height shall be_________i n. (mm). with
A/C coil and _____________in. (mm) overall with
plenum.
ELECTRICAL
REQUIREMENTS
Electrical supply shall be 115 volts, 60 Hz,
single--phase (nominal). Minimum wire size shall
be_________AWG; maximum fuse size or circuit breaker
shall be __________Amps.
SPECIAL FEA
TURES
Refer to section of the product da ta sheet identifying
accessories and descriptions for specific features and
available enhancements.
Copyright 2009 Ca rrier Corp. D 7310 W. Mo rris St. D Indianapolis, IN 46231 Printed in U.S.A. Edition Date: 2/09
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.
Catalog No: 58CT---6PD
Replaces: 58CT--- 5PD
58CTA/CTX
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