Carrier 58MXA 9SI Gas Furnace Owners Owners Manual - English

58MXA Deluxe 4-Way Multipoise Fixed-Capacity Direct-Vent Condensing Gas Furnace Visit www.carrier.com Installation, Start-Up, and Operating Instructions For Sizes 040–140, Series 130 ® ama CANADIAN GAS ASSOCIATION A PP R O VED R A93040 NOTE: Read the entire instruction manual before starting the installation. This symbol indicates a change since the last issue. Index Page DIMENSIONAL DRAWING 2 SAFETY CONSIDERATIONS .3 Clearances to Combustibles 3 ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS 3-4 INTRODUCTION 4 APPLICATIONS 4-11 General 4 Upflow Applications 4-7 Downflow Applications .7-8 Horizontal Left (Supply-Air Discharge) Applications .8-10 Horizontal Right (Supply-Air Discharge) Applications .10-11 LOCATION 11-12 General .11-12 Furnace Location Relative to Cooling Equipment 12 Hazardous Locations .13 INSTALLATION 13-18 Leveling Legs (If Desired) .13 Installation In Upflow and Downflow Applications .13 Installation In Horizontal Applications 13 Air Ducts 13-16 Filter Arrangement 16 Bottom Closure Panel .17 Gas Piping .17 ELECTRICAL CONNECTIONS .18-19 115-v Wiring .18 24-v Wiring .19 Accessories 19 Wiring Diagram 20 DIRECT VENTING .19-30 Removal of Existing Furnaces from Common Vent Systems .19 Combustion-Air and Vent Piping .19-27 Concentric Vent and Combustion-Air Termination Kit Installation 27-30 Multiventing and Vent Termination .30 CONDENSATE DRAIN 30-32 General 30 Application 30 As an ENERGY STAR® Partner, Carrier Corporation has determined that this product meets the ENERGY STAR® guidelines for energy efficiency.

REGISTERED QUALITY SYSTEM AIRFLOW UPFLOW HORIZONTAL LEFT DOWNFLOW AIRFLOW HORIZONTAL RIGHT AIRFLOW AIRFLOW Fig. 1–Multipoise Orientations A93041 Condensate Drain Protection 32 SEQUENCE OF OPERATION 32-34 Heating Mode 32 Cooling Mode 32-33 Continuous Blower Mode .33 Heat Pump Mode 33 Component Test .33-34 START-UP PROCEDURES 34-42 General 34 Prime Condensate Trap With Water 34 Purge Gas Lines 34-35 Adjustments .34-42 Set Gas Input Rate 34-41 Set Temperature Rise 41 Adjust Blower Off Delay (Heat Mode) .41 Set Thermostat Heat Anticipator 42 CHECK SAFETY CONTROLS 42 Check Primary Limit Control .42 Check Pressure Switch .42 CHECKLIST .42-43 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Book 1 4 PC 101 Catalog No. 535-746 Printed in U.S.A.