Carrier 58CTS 1SI Gas Furnace Owners Manual

58CTS 2-Speed, 2-Stage Induced-Combustion Deluxe 4-Way Multipoise Furnace Visit www.carrier.com Installation, Start-up, and Operating Instructions Size 090, Series 100 NOTE: Read the entire instruction manual before starting the installation. TABLE OF CONTENTS Safety Considerations .1 Introduction 1 Codes and Standards 4 Safety .4 General Installation .4 Combustion and Ventilation Air 4 Duct Systems 4 Acoustical Lining and Fibrous Glass Duct 4 Gas Piping and Gas Pipe Pressure Testing 4 Electrical Connections 4 Electrostatic Discharge (ESD) Precautions Procedure 4 Applications 5 General 5 Uplflow Applications 5 Downflow Applications 5 Horizontal Left (Supply-Air Discharge) Applications 5 Horizontal Right (Supply-Air Discharge) Applications 5 Location 5 General 5 Location Relative to Cooling Equipment 5 Air for Combustion and Ventilation 6 Unconfined Space .6 Confined Space .6 Air Ducts .7 Installation 8 Leveling Legs (If Desired) .8 Bottom Closure Panel .8 Downflow Installation 8 Horizontal Attic Installation .9 Installation in Horizontal Crawlspace Applications 9 Media Cabinet (PN 325887­701) and Filter Arrangement .9 Gas Piping .9 Electrical Connections 13 Start-Up, Adjustment, and Safety Check 14 General 14 Sequence of Operation 14 Start-Up Procedures 20 Adjustments .20 Check Safety Controls 26 Checklist 26 SAFETY CONSIDERATIONS Installing and servicing heating equipment can be hazardous due to gas and electrical components.

Only trained and qualified personnel should install, repair, or service heating equipment. Untrained personnel can perform basic maintenance functions such as cleaning and replacing air filters. REGISTERED QUALITY SYSTEM CERTIFIED ® Observe precautions in the literature, on tags, and on labels attached to or shipped with the unit and other safety precautions that may apply. These instructions cover minimum requirements and conform to existing national standards and safety codes. In some instances, these instructions exceed certain local codes and ordinances, especially those that may not have kept up with changing residential construction practices. We require these instructions as a minimum for a safe installation. Wear safety glasses and work gloves. Have fire extinguisher available during start-up and adjustment procedures and service calls. This is the safety alert symbol. When you see this symbol on the furnace and in instructions or manuals, be alert to the potential for personal injury. Understand the signal words DANGER, WARNING, CAUTION, and NOTE. These words are used with the safety-alert symbol. DANGER identifies the most serious hazards which will result in severe personal injury or death. WARNING signifies a hazard which could result in personal injury or death. CAUTION is used to identify unsafe practices which would result in minor personal injury or product and property damage. NOTE is used to highlight suggestions which will result in enhanced installation, reliability, or operation. INTRODUCTION The 58CTS, Series 100 (limited) 4­way multipoise Category I furnace is CSA (A.G.A. and C.G.A.) design-certified for natural and propane gas and for installation in alcoves, attics, basements, closets, utility rooms, crawlspaces, and garages. The furnace is factory-shipped for use with natural gas. A CSA (A.G.A. and C.G.A.) listed gas conversion kit is required to convert furnace for use with propane gas. This furnace is not approved for installation in mobile homes, recreational vehicles, or outdoors. These furnaces shall not be installed directly on carpeting, tile, or any other combustible material other than wood flooring. For downflow installations, a factory accessory floor base must be used when installed on combustible materials and wood flooring. This special base is not required when this furnace is installed on the manufacturer’s coil assembly, or when the manufacturer’s coil box is used. Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.