Carrier 58ST 20SI Gas Furnace Owners Manual

58STA/STX Single Stage Deluxe, Induced Combustion 4 Way Multipoise Gas Furnace Installation, Start Up Operating and Service and Maintenance Instructions Series 140/E SAFETY CONSIDERATIONS 2 INTRODUCTION 3 CODES AND STANDARDS 4 Safety . 4 General Installation . 4 Combustion and Ventilation Air . 4 Duct Systems . 5 Acoustical Lining and Fibrous Glass Duct . 5 Gas Piping and Gas Pipe Pressure Testing .

5 Electrical Connections 5 Venting 5 LOCATION . 5 AIR FOR COMBUSTION AND VENTILATION . 7 INSTALLATION 10 Bottom Return Air Inlet 10 Side Return Air Inlet . 10 Leveling Legs (If Desired) 11 Bottom Return Air Inlet 12 Suspended Furnace Support . 12 Platform Furnace Support . 12 Roll-Out Protection . 12 Bottom Return Air Inlet 12 Side Return Air Inlet . 12 General Requirements 13 Ductwork Acoustical Treatment 13 Supply Air Connections 13 Return Air Connections 19 115- Wiring 21 -V J-box Relocation . 21 Electrical Connection to J-Box . 21 Power Cord Installation in Furnace J-Box 22 BX Cable Installation in Furnace J-Box 22 24- Wiring . 24 -V Accessories 24 General Venting Requirements . 24 Use of the AHRI Certified TM Mark indicates a manufacturer’s participation in the program. For verification of certification for individual products, go to www.ahridirectory.org. ER TIFIE Masonry Chimney Requirements . 25 Appliance Application Requirements 27 Sidewall Venting 27 START-UP, ADJUSTMENT, AND SAFETY CHECK . 32 General . 32 Start-Up Procedures . 32 Adjustments . 37 Check Safety Controls . 37 Checklist 38 SERVICE AND MAINTENANCE PROCEDURES . 43 Introduction . 43 Care and Maintenance . 44 Sequence of Operation . 47 Wiring Diagrams . 48 Troubleshooting 48 Accessory listing 51 PARTS REPLACEMENT INFORMATION GUIDE . 52 DE S I GN ISO 9001:2000 Always Ask For NOTE: Read the entire instruction manual before starting the installation. Portions of the text and tables are reprinted from NFPA 54/ANSI Z223.1-2009E, with permission of Nation Fire Protection Association, Quincy, MA 02269 and American Gas Association, Washington DC 20001. This reprinted material is not the complete and official position of the NFPA or ANSI on the referenced subject, which is represented only by the standard in its entirely. D REGISTERED C SAFETY CONSIDERATIONS ! WARNING FIRE, EXPLOSION, ELECTRICAL SHOCK, AND CARBON MONOXIDE POISONING HAZARD Failure to follow this warning could result in personal injury, death, or property damage. Improper installation, adjustment, alteration, service, maintenance, or use can cause carbon monoxide poisoning, explosion, fire, electrical shock, or other conditions which may cause personal injury or property damage. Consult a qualified service agency, local gas supplier, or your distributor or branch for information or assistance. The qualified service agency must use only factory-authorized and listed kits or accessories when modifying this product. ! CAUTION FURNACE RELIABILITY HAZARD Failure to follow this caution may result in unit component damage. Application of this furnace should be indoors with special attention given to vent sizing and material, gas input rate, air temperature rise, unit leveling, and unit sizing. ! CUT HAZARD CAUTION Failure to follow this caution may result in personal injury. Sheet metal parts may have sharp edges or burrs. Use care and wear appropriate protective clothing, safety glasses and gloves when handling parts, and servicing furnaces. Improper installation, adjustment, alteration, service, maintenance, or use can cause explosion, fire, electrical shock, or other conditions which may cause death, personal injury, or property damage. Consult a qualified installer, service agency, or your distributor or branch for information or assistance. The qualified installer or agency must use factory-authorized kits or accessories when modifying this product.