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From inside (document excerpt):
58MVP 4-Way Multipoise Direct-Vent Variable-Capacity Condensing Gas Furnace Visit www.carrier.com Installation, Start-Up, and Operating Instructions For Sizes 040–120, Series 170 NOTE: Read the entire instruction manual before starting the installation. ama CERTIFIED A93040 This symbol indicates a change since the last issue. Index Page DIMENSIONAL DRAWING 3 SAFETY CONSIDERATIONS .2 Clearances to Combustibles 4 CODES AND STANDARDS 5 ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS 5 INTRODUCTION 5 APPLICATIONS 5-13 General 5 Upflow Applications 5-8 Downflow Applications .8-9 Horizontal Left (Supply-Air Discharge) Applications .9-11 Horizontal Right (Supply-Air Discharge) Applications .11-13 LOCATION 13-14 General 13 Low-Heat Only Installation .13-14 Furnace Location Relative to Cooling Equipment 14 Hazardous Locations .14 INSTALLATION 14-15 Leveling Legs (If Desired) 14-15 Installation In Upflow or Downflow Applications 15 Installation In Horizontal Applications 15 AIR DUCTS 15-19 General Requirements .15 Ductwork Acoustical Treatment .15 Supply-Air Connections 15 Return-Air Connections 17 Filter Arrangement 18 Bottom Closure Panel .18 Gas Piping 18-19 ELECTRICAL CONNECTIONS .20-23 115-v Wiring 20-21 24-v Wiring .21 Accessories 23 DIRECT VENTING .23-32 Removal of Existing Furnaces from Common Vent Systems .24 Combustion-Air and Vent Piping .24-29 Concentric Vent and Combustion-Air Termination Kit Installation 29-32 Multiventing and Vent Terminations .32 CONDENSATE DRAIN 32 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 General 32 Application 32 Condensate Drain Protection 32 SEQUENCE OF OPERATION 32-37 Single-Stage Thermostat and Two-Stage Heating (Adaptive Mode) 34-35 Two-Stage Thermostat and Two-Stage Heating 35 Cooling Mode 35-36 Thermidistat Mode 36 Super-Dehumidify Mode 36 Continuous Blower Mode .36-37 Heat Pump .37 Component Test 37 START-UP PROCEDURES 37-46 General 37 Select Setup Switch Positions .37-40 Prime Condensate Trap With Water 41 Purge Gas Lines 41 Adjustments .41-45 Set Gas Input Rate 41-42 Set Temperature Rise 43 Set Thermostat Heat Anticipator 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. 535-80054 Printed in U.S.A. Form 58MVP-12SI Pg 1 12-02 Replaces: 58MVP-11SI Tab 6a 8a CHECK SAFETY CONTROLS 46-47 Check Primary Limit Control .46 Check Pressure Switch .46 CHECKLIST 47 SAFETY CONSIDERATIONS rating plate) and for installation in alcoves, attics, basements, closets, utility rooms, crawlspaces, and garages. The furnace is factory-shipped for use with natural gas.