Carrier 59MN7A User Manual

1
59MN7A
Modulating 4---Way Multipoise
Condensing Gas Furnace
Series 200
Installation, Start---up, Operating and
Se rvice and Maint enance Inst ructions
NOTE: Read the entire instruction manual before starting the
installation.
SAFETY CONSIDERATIONS 3.........................
INTRODUCTION 3...................................
CODES AND STANDARDS 4...........................
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS 4...
ACCESSORIES 4.....................................
LOCATION 5........................................
AIR FOR COMBUSTION AND VENTILATION 9..........
CONDENSATE TRAP 11...............................
Upflow 11........................................
Downflow 11.....................................
Horizontal 11......................................
CONDENSATE DRAIN 15.............................
INSTALLATION 18...................................
Upflow 18........................................
Downflow 18.....................................
Horizontal 19......................................
Filter Arrangement 19...............................
AIR DUCTS 28.......................................
Ductwork Acoustical Treatment 28.....................
GAS PIPING 32......................................
ELECTRICAL CONNECTIONS 33.......................
115--V Wiring 33...................................
J--Box Installation 34................................
24--V Wiring 34....................................
Accessories 34.....................................
Alternate Power Supplies 35..........................
VENTING 40........................................
Special Venting Requirements for Installations in Canada 40.
Materials 41.......................................
Venting Systems 41.................................
Locating Vent Termination 42.........................
Size the Vent and Combustion Air Pipes 42...............
Combustion Air and Vent Piping Insulation Guidelines 43...
Configure the Furnace 44............................
Installing the Vent Termination 46......................
Venting System Length Calculations 50.................
START--UP, ADJUSTMENT, AND SAFETY CHECK 64......
Select Setup Switch Positions 64........................
Prime Condensate Trap 64.............................
Purge Gas Lines 65...................................
Adjustments 66......................................
Check Safety Controls 69..............................
Checklist 69........................................
SERVICE AND MAINTENANCE PROCEDURES 79........
Cleaning Heat Exchangers 85...........................
SEQUENCE OF OPERATION 92........................
PARTS REPLACEMENT GUIDE 97......................
TABLE
Loose Parts Bag Contents 6..............................
Minimum Clearances to Combustible Materials 6.............
Minimum Free Area Required 10.........................
Minimum Space Volumes 10.............................
Filter Size Information 22...............................
Opening Dimensions 24................................
Air Delivery CFM 29...................................
Maximum Capacity of Pipe 33...........................
Electrical Data 35......................................
Vent Termination Kit for Direct Vent (2--Pipe) Systems 42......
Combustion--Air Vent Pipe, Fitting & Cement Material.. 47.....
Maximum Allowable Exposed Vent Lengths Insulation 48......
Maximum Equivalent Vent Length 49......................
Deductions from Maximum Equivalent Vent Length 49........
Altitude Derate Multiplier for U.S.A. 74....................
Blower Off Delay Setup Switch 74........................
Gas Rate 74..........................................
Orifice Size and Manifold Pressure 75.....................
CERTIFIED
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.
Portions of the text and tables are reprinted from NFPA 54/ANSI
Z223.1--2009E, 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 position of the NFPA or ANSI on the referenced
subject, which is represented only by the standard in its entirety.

Carrier 59MN7A Specifications

General

Brand	Carrier
Model	59MN7A
Category	Furnace
Language	English