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Payne PG92SCS - User Manual

Payne PG92SCS
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1
PG92SCS ALL
PG92SBS 048080 ONLY
Installation, Start-up, Operating and
Service and Maintenance Instructions
Single-Stage 4-Way Multipoise
Condensing Gas Furnace
NOTE: Read the entire instruction manual before starting the installation.
SECTIONS
SAFETY CONSIDERATIONS 3.........................
INTRODUCTION 4...................................
CODES AND STANDARDS 4...........................
ELECTROSTATIC DISCHARGE (ESD) PRECAUTIONS 5...
ACCESSORIES 5.....................................
LOCATION 8........................................
AIR FOR COMBUSTION AND VENTILATION 9..........
CONDENSATE TRAP 13...............................
CONDENSATE DRAIN 17.............................
INSTALLATION 21...................................
AIR DUCTS 31.......................................
GAS PIPING 33......................................
ELECTRICAL CONNECTIONS 34.......................
VENTING 40........................................
STARTUP, ADJUSTMENT, AND SAFETY CHECK 64......
SERVICE AND MAINTENANCE PROCEDURES 73........
SEQUENCE OF OPERATION 81........................
PARTS REPLACEMENT GUIDE 85......................
CERTIFIED
Use of the AHRI Certified
TM
Mark indicates a
manufacturers 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 current edition of
NFPA 54/ANSI Z223.1, 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.
TABLES
Loose Parts Bag 5.....................................
Minimum Clearances to Combustible Materials 5.............
Minimum Free Area Required 11.........................
Minimum Space Volumes 11.............................
Filter Size Information 24...............................
Opening Dimensions 26................................
Air Delivery CFM 32...................................
Maximum Capacity of Pipe 34...........................
Electrical Data 34......................................
Vent Termination Kit for Direct Vent (2Pipe) System 42.......
Hangar Spacing 46.....................................
CombustionAir Vent Pipe, Fitting & Cement Material.. 48.....
Maximum Allowable Exposed Vent Lengths Insulation 49......
Maximum Equivalent Vent Length 50......................
Deductions from Maximum Equivalent Vent Length 50........
Blower Off Delay Setup Switch 67........................
Altitude Derate Multiplier for U.S.A. 68....................
Gas Rate 70..........................................
Orifice Size and Manifold Pressure 71.....................

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Summary

SAFETY CONSIDERATIONS

CODES AND STANDARDS

Safety Standards (US;Canada)

Compliance requirements for national and local safety codes and standards.

LOCATION

CAUTION: PERSONAL INJURY AND;OR PROPERTY DAMAGE HAZARD

Precautions for furnace installation, especially during construction.

WARNING: CARBON MONOXIDE POISONING; COMPONENT DAMAGE HAZARD

Hazards from contaminated air and requirements for combustion air.

WARNING: FIRE, INJURY OR DEATH HAZARD

Specific hazards related to installing the furnace in a residential garage.

AIR FOR COMBUSTION AND VENTILATION

CONDENSATE DRAIN CONNECTION

CAUTION: FROZEN AND BURST WATER PIPE HAZARD

Precautions to prevent freezing and damage to drain lines and pipes.

INSTALLATION

WARNING: FIRE OR ELECTRICAL SHOCK HAZARD

Safety precautions for making electrical connections inside the furnace casing.

WARNING: FIRE, EXPLOSION, ELECTRICAL SHOCK, AND CARBON MONOXIDE POISONING HAZARD

General safety warnings for routing wiring and avoiding control lockout.

GAS PIPING

ELECTRICAL CONNECTIONS

WARNING: ELECTRICAL SHOCK HAZARD

Importance of proper polarity and grounding for furnace operation.

WARNING: ELECTRICAL SHOCK AND FIRE HAZARD

Requirements for uninterrupted electrical ground according to NEC/CSA codes.

VENTING

Special Venting Requirements for Installations in Canada

Canadian code compliance for vent systems, materials, and installation practices.

WARNING: CARBON MONOXIDE POISONING HAZARD

Warnings against using cement for polypropylene venting systems.

START-UP, ADJUSTMENT, AND SAFETY CHECK

Prime Condensate Trap with Water

Critical procedure for priming the condensate trap to ensure proper drainage and prevent CO issues.

Check Inlet Gas Pressure

Procedure for checking and verifying the inlet gas pressure for proper furnace operation.

WARNING: FIRE HAZARD

Reinforces tightening gas valve pressure tap set screws to prevent leaks.

Adjust Temperature Rise

How to measure and adjust the temperature rise within specified limits for optimal performance.

Check Safety Controls

Steps to verify the proper function of limit switches and pressure switches.

SERVICE AND MAINTENANCE PROCEDURES

WARNING: FIRE, INJURY OR DEATH HAZARD

General warnings about performing service and maintenance safely and with proper knowledge.

Troubleshooting

Guidance on using the service label and troubleshooting guide to diagnose issues.

Retrieving Stored Fault Codes

Method for accessing and interpreting diagnostic status codes from the furnace control.

WARNING: FIRE OR EXPLOSION HAZARD

Warnings against storing flammable materials near the furnace.

WARNING: CARBON MONOXIDE POISONING AND FIRE HAZARD

Reinforces the necessity of using a filter and having access doors installed.

Blower Motor and Wheel Maintenance

Procedures for cleaning the blower motor and wheel to ensure efficiency and longevity.

WARNING: ELECTRICAL OPERATION HAZARD

Safety warning about the blower door switch and potential electrical hazards.

Cleaning Burners and Flame Sensor

Step-by-step guide for cleaning the burners and flame sensor for optimal combustion.

Flushing Collector Box and Drainage System

Procedure for flushing the collector box and drain system to remove debris.

Cleaning Condensate Drain and Trap

Detailed steps for cleaning the condensate trap and drain lines.

Cleaning Heat Exchangers

Instructions for cleaning heat exchanger openings and inspecting for foreign objects.

Primary Heat Exchangers

Guidance on cleaning primary heat exchangers and identifying root causes of excessive soot.

WARNING: ELECTRICAL SHOCK, FIRE OR EXPLOSION HAZARD

Safety measures before disassembling the burner assembly or gas valve.

WARNING: ELECTRICAL SHOCK AND FIRE HAZARD

Safety instructions before working on the burner assembly or gas valve.

SEQUENCE OF OPERATION

1. Heating

Detailed description of the furnace's operation sequence during heating mode.

Component Self-Test

Procedure to initiate a component test to diagnose system issues.

PARTS REPLACEMENT INFORMATION GUIDE

WARNING: FIRE, EXPLOSION, ELECTRICAL SHOCK AND CARBON MONOXIDE POISONING HAZARD

Critical safety warnings regarding improper installation or modification of the furnace.

Payne PG92SCS Specifications

General IconGeneral
ModelPG92SCS
Heating Capacity40, 000-120, 000 BTU/h
Blower TypeVariable Speed
Ignition TypeHot Surface Ignition
Fuel TypeNatural Gas
StagesTwo-Stage
Blower MotorECM
Heat Exchanger MaterialAluminized Steel
TypeGas Furnace
Efficiency92% AFUE
AFUE Rating92%
Warranty10-Year Parts Limited Warranty upon registration

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