59SC5BSingle Stage, 4---Way Multipoise, 35---in. (889 mm)Condensing Gas FurnaceInstallation, Start---up, Operating andService and Maintenance InstructionsNOTE: Read the entire instruction manual before starting the installation.SECTIONSSAFETY CONSIDERATIONS 3. . . . . . . . . . . . . . . . . . . . . . . . .INTRODUCTION 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .CODES AND STANDARDS 5. . . . . . . . . . . . . . . . . . . . . . . . . . .ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS 5. . .ACCESSORIES 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .LOCATION 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .AIR FOR COMBUSTION AND VENTILATION 9. . . . . . . . . .CONDENSATE TRAP 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .CONDENSATE DRAIN 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . .INSTALLATION 21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .AIR DUCTS 30. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .GAS PIPING 33. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .ELECTRICAL CONNECTIONS 34. . . . . . . . . . . . . . . . . . . . . . .VENTING 39. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .START--UP, ADJUSTMENT, AND SAFETY CHECK 64. . . . . .SERVICE AND MAINTENANCE PROCEDURES 76. . . . . . . .WINTERIZATION 83. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .SEQUENCE OF OPERATION 84. . . . . . . . . . . . . . . . . . . . . . . .PARTS REPLACEMENT GUIDE 88. . . . . . . . . . . . . . . . . . . . . .TABLESLoose Parts Bag 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Minimum Clearances to Combustible Materials 4. . . . . . . . . . . . .Minimum Free Area Required 11. . . . . . . . . . . . . . . . . . . . . . . . .Minimum Space Volumes 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . .Filter Size Information 26. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Opening Dimensions 30. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Air Delivery CFM 32. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Maximum Capacity of Pipe 34. . . . . . . . . . . . . . . . . . . . . . . . . . .Electrical Data 38. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Vent Termination Kit for Direct Vent (2--Pipe) System 41. . . . . . .Hangar Spacing 48. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Combustion--Air Vent Pipe, Fitting & Cement Material.. 51. . . . .Maximum Allowable Exposed Vent Lengths Insulation 52. . . . . .Maximum Equivalent Vent Length 53. . . . . . . . . . . . . . . . . . . . . .Deductions from Maximum Equivalent Vent Length 53. . . . . . . .Blower Off Delay Setup Switch 72. . . . . . . . . . . . . . . . . . . . . . . .Altitude Derate Multiplier for U.S.A. 73. . . . . . . . . . . . . . . . . . . .Gas Rate 67. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Orifice Size and Manifold Pressure 67. . . . . . . . . . . . . . . . . . . . .Use of the AHRI Certified TM Mark indicates amanufacturer’s participation in the program.For verification of certification for individualproducts, go to www.ahridirectory.org .Portions of the text and tables are reprinted from 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 official positionof the NFPA or ANSI on the referenced subject, which is represented only by the standard in its entirety.