Carrier 58SU0A080E21-20 - User Manual

Installation, Start---up, Ope ra ting and
Service and Maintenance Instructions
58SU0A
4 --- W a y M u l t i p o i s e
Induced---Combustion, 80% AFUE Gas Furnace
Input Capacities: 40,000 thru 100,000 Btuh
SAFETY CONSIDERATIONS 2........................
INTRODUCTION 2..................................
CODES AND STANDARDS 4.......................
SAFETY 4......................................
GENERAL INSTALLATION 4......................
COMBUSTION AND VENTILATION AIR 4...........
DUCT SYSTEMS 4...............................
ACOUSTICAL LINING AND FIBROUS GLASS DUCT 5
GAS PIPING AND GAS PIPE PRESSURE TESTING 5...
ELECTRICAL CONNECTIONS 5...................
VENTING 5........................................
ELECTROSTATIC DISCHARGE
(ESD) PRECAUTIONS PROCEDURE 5...............
UPFLOW INSTALLATION 9.......................
DOWNFLOW INSTALLATION 10...................
HORIZONTAL INSTALLATION 11..................
AIR DUCTS 12...................................
GAS PIPING 15..................................
ELECTRICAL CONNECTIONS 18..................
115--V WIRING 18................................
J-- BOX RELOCATION 18..........................
24--V WIRING 19.................................
ACCESSORIES 19................................
VENTING 21.......................................
MASONRY CHIMNEY REQUIREMENTS 21..........
APPLIANCE APPLICATION REQUIREMENTS 22.....
ADDITIONAL VENTING REQUIREMENTS 24........
SIDEWALL VENTING 24..........................
START--UP, ADJUSTMENT, AND SAFETY CHECK 26.....
START--UP PROCEDURES 26......................
ADJUSTMENTS 26...............................
CHECK SAFETY CONTROLS 28...................
SERVICE AND MAINTENANCE PROCEDURES 31.......
ELECTRICAL CONTROLS AND WIRING 32.........
CARE AND MAINTENANCE 33....................
CLEANING AND/OR REPLACING AIR FILTER 33....
BLOWER MOTOR AND WHEEL 33.................
FLAME SENSOR CLEANING 34....................
CLEANING HEAT EXCHANGER 35.................
SEQUENCE OF OPERATION 36....................
FAULT CODE RECALL 37.........................
CLEAR FAULT MEMORY 37.......................
TROUBLESHOOTING 37..........................
COMPONENT TEST 37...........................
WIRING DIAGRAMS 38...........................
PARTS REPLACEMENT INFORMATION GUIDE 40....
Approved for installations up to 5,000 feet (1524 meters)
NOTE: Read the entire instruction manual before starting the
installation.
Portions of the text and tables are reprinted from current edition
of NFPA 54/ANSI Z223.1E, with permission of National Fire
Protection Association, Quincy, MA 02269 and American Gas
Association, Washington DC 20001. This reprinted material is
not the complete and of ficial position of the NFP A or ANSI on
the referenced subject, which is represented only by the standard
in its entirety.

Summary

Safety Considerations and General Information

General Safety Warnings

Outlines critical safety hazards including fire, explosion, and carbon monoxide poisoning.

Codes, Standards, and Installation Basics

Codes and Standards Compliance

Lists national and local codes and standards required for installation.

Combustion and Ventilation Air

Details requirements for air supply for combustion, ventilation, and dilution of flue gases.

Venting, Gas Piping, and Electrical Safety

Venting Installation Guidelines

Provides instructions and requirements for proper furnace venting to ensure safe operation.

Gas Piping and Pressure Testing

Details gas piping installation, pressure testing, and leak detection procedures.

Electrical System Connections

115-V Wiring Procedures

Covers wiring requirements, voltage checks, and connection procedures for 115-V power.

Furnace Control and Wiring Diagrams

Furnace Control Board Overview

Wiring Diagram Explanation

Venting System Requirements

General Venting Rules

Masonry Chimney Requirements

Start-Up, Adjustment, and Safety Checks

General Start-Up Procedures

Covers initial steps like purging gas lines, checking for leaks, and verifying furnace operation.

Gas Input Rate and Pressure Adjustments

Guides on setting gas input rate and adjusting outlet pressure for optimal performance.

Temperature Rise and Blower Speed Adjustment

Safety Control Verification

Procedures for verifying the proper function of safety controls like limit switches and draft safeguards.

Component Servicing and Cleaning

Flame Sensor Cleaning

Heat Exchanger Cleaning

Carrier 58SU0A080E21-20 Specifications

General

Model	58SU0A080E21-20
Type	Gas Furnace
Heating Capacity	80, 000 BTU/h
Efficiency Rating	80% AFUE
Fuel Type	Natural Gas
BTU Input	80, 000 BTU/h
BTU Output	64, 000 BTU/h
Stages	Single Stage
Blower Motor Type	ECM
Brand	Carrier
Input BTU/h	80, 000
Output BTU/h	64, 000
Heat Exchanger	Aluminized Steel
Warranty	5-Year Parts
Blower Type	Multispeed