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Goodman GCVC90704CX User Manual

Goodman GCVC90704CX
60 pages
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5151 San Felipe Suite 500
Houston, TX 77056
www.goodmanmfg.com • www.amana-hac.com
© 2009-2010 Goodman Manufacturing Company, L.P.
I
NSTALLATION
I
NSTRUCTIONS
FOR
*CVC9/95 & *MVC95 - T
WO
-S
TAGE
G
AS
F
URNACE
IO-341D
8/10
(Type FSP CATEGORY IV Direct or Non Direct Vent Air Furnace)
These furnaces comply with requirements em-
bodied in the American National Standard / Na-
tional Standard of Canada ANSI Z21.47·CSA-2.3
Gas Fired Central Furnaces.
C US
®
Installer: Affix all manuals adjacent to the unit.
*NOTE: Please contact your distributor or our
website for the applicable Specification
Sheet referred to in this manual.
ATTENTION INSTALLING PERSONNEL
As a professional installer you have an obligation to know the product better than the customer. This includes all
safety precautions and related items.
Prior to actual installation, thoroughly familiarize yourself with this Instruction Manual. Pay special attention to all
safety warnings. Often during installation or repair it is possible to place yourself in a position which is more
hazardous than when the unit is in operation.
Remember, it is your responsibility to install the product safely and to know it well enough to be able to instruct a
customer in its safe use.
Safety is a matter of common sense...a matter of thinking before acting. Most dealers have a list of specific good
safety practices...follow them.
The precautions listed in this Installation Manual are intended as supplemental to existing practices. However, if
there is a direct conflict between existing practices and the content of this manual, the precautions listed here
take precedence.
RECOGNIZE THIS SYMBOL AS A SAFETY PRECAUTION.

Table of Contents

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Goodman GCVC90704CX Specifications

General IconGeneral
ModelGCVC90704CX
TypeGas Furnace
Fuel TypeNatural Gas
Efficiency RatingHigh Efficiency
AFUE90%
Heating Capacity70, 000 BTU
BTU Input70, 000 BTU
BTU Output63, 000 BTU
StagesSingle Stage
Blower Motor TypeVariable Speed
Vent TypePVC
Filter Size16 x 25 x 1 inches
Warranty10 years limited warranty
Ignition TypeElectronic Ignition

Summary

Installation & Safety

ATTENTION INSTALLING PERSONNEL

Essential guidance and warnings for all installing personnel regarding safety and product knowledge.

SAFETY PRECAUTIONS

Critical warnings and hazards to prevent injury, death, or damage related to furnace operation.

PRODUCT DESCRIPTION & APPLICATION

Details on the furnace model, features, and approved applications for residential and commercial use.

System Installation Requirements

LOCATION REQUIREMENTS & CONSIDERATIONS

Guidelines for selecting an appropriate and safe installation location for the furnace.

COMBUSTION & VENTILATION AIR REQUIREMENTS

Ensuring adequate airflow for safe combustion and ventilation, including air intake.

VENT/FLUE PIPE & COMBUSTION AIR PIPE

Proper installation of vent, flue, and combustion air piping systems.

ELECTRICAL CONNECTIONS

Instructions for safe and correct electrical wiring of the unit and its components.

GAS SUPPLY AND PIPING

Guidelines for gas supply, piping, propane conversion, and high altitude derate.

Startup, Operation & Advanced Features

STARTUP PROCEDURE & ADJUSTMENT

Steps for initial furnace startup, pressure, and temperature adjustments.

CIRCULATOR BLOWER SPEEDS

How to select and adjust blower speeds for optimal heating and cooling performance.

COMFORTNETTM SYSTEM

Overview and setup of the ComfortNet communication system for integrated control.

NORMAL SEQUENCE OF OPERATION

Describes the typical operating sequences for heating, cooling, and fan modes.

Troubleshooting, Maintenance & Diagnostics

TROUBLESHOOTING

General troubleshooting steps, ESD precautions, and safety circuit descriptions.

MAINTENANCE

Routine inspection and maintenance procedures for optimal furnace function.

TROUBLESHOOTING CHART

A comprehensive chart for diagnosing error codes and operational issues.

STATUS CODES

Explanation of diagnostic LED codes indicating furnace status and errors.

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