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Payne PG8MAA Series G - User Manual

Payne PG8MAA Series G
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PG8MAA
PG8JAA
Installation, Start---Up Operating and
Service and Maintenance Instructions
Series G
S I N G L E --- S TA G E D E L U X E , IN D U C E D --- C O M B U S T I O N
4---WAY MULTIPOISE GAS FURNACE
SAFETY CONSIDERATIONS 2........................
INTRODUCTION 3..................................
CODES AND STANDARDS 4..........................
Safety 4.........................................
General Installation 4...............................
Combustion and Ventilation Air 4.....................
Duct Systems 5...................................
Acoustical Lining and Fibrous Glass Duct 5.............
Gas Piping and Gas Pipe Pressure Testing 5.............
Electrical Connections 5............................
Venting 5........................................
LOCATION 5.......................................
AIR FOR COMBUSTION AND VENTILATION 7.........
INSTALLATION 10..................................
Bottom Return Air Inlet 10..........................
Side Return Air Inlet 10.............................
Leveling Legs (If Desired) 11........................
Bottom Return Air Inlet 12..........................
Suspended Furnace Support 12.......................
Platform Furnace Support 12.........................
Roll--Out Protection 12.............................
Bottom Return Air Inlet 12..........................
Side Return Air Inlet 12.............................
General Requirements 13............................
Ductwork Acoustical Treatment 13....................
Supply Air Connections 13..........................
Return Air Connections 19..........................
115--V Wiring 21..................................
J--box Relocation 21...............................
Electrical Connection to J--Box 21.....................
Power Cord Installation in Furnace J--Box 22............
BX Cable Installation in Furnace J--Box 22..............
24--V Wiring 24...................................
Accessories 24....................................
General Venting Requirements 24.....................
Masonry Chimney Requirements 25...................
Appliance Application Requirements 27................
Sidewall Venting 27................................
START--UP, ADJUSTMENT, AND SAFETY CHECK 32.....
General 32.......................................
Start--Up Procedures 32.............................
Adjustments 37...................................
Check Safety Controls 37...........................
Checklist 38......................................
SERVICE AND MAINTENANCE PROCEDURES 43.......
Introduction 43...................................
Care and Maintenance 44...........................
Sequence of Operation 47...........................
Wiring Diagrams 48...............................
Troubleshooting 48................................
Accessory listing 51
................................
PARTS REPLACEMENT INFORMATION GUIDE 52.......
Always Ask For
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.
NOTE: Read the entire instruction manual before starting the
installation.
Portions of the text and tables are reprinted from NFPA 54/ANSI
Z223.1--2012E, with permission of Nation 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 entirely.

Questions and Answers

Summary

Safety Considerations

Fire, Explosion, Electrical Shock, and Carbon Monoxide Poisoning Hazard

Hazards associated with furnace operation and installation.

Furnace Reliability Hazard

Hazards related to unit component damage due to improper operation.

Cut Hazard

Warning about sharp edges on sheet metal parts.

Codes and Standards

Step 1-Safety

General safety guidelines and code compliance for installation.

Location

Carbon Monoxide Poisoning and Unit Damage Hazard

Hazards related to CO poisoning and unit damage due to improper location.

General

General installation requirements and considerations for furnace placement.

Air for Combustion and Ventilation

Furnace Corrosion Hazard

Hazards from contaminated air causing corrosion of furnace components.

Installation

Upflow Installation

Specific instructions for upflow furnace installation configurations.

Side Return Air Inlet

Instructions for using side return air inlets.

Leveling Legs (If Desired)

Procedures for installing leveling legs for furnace stability.

Downflow Installation

Requirements for downflow installation on combustible flooring.

Horizontal Installation

Procedures and warnings for horizontal furnace installation.

Start-Up, Adjustment, and Safety Check

Step 1-General

General procedures and warnings before starting the furnace.

Step 2-Start-Up Procedures

Detailed steps for safely starting up the furnace.

Step 3-Adjustments

Procedures for adjusting gas input rate and manifold pressure.

Service and Maintenance Procedures

Step 1-Introduction

General introduction to furnace service and maintenance.

Cleaning and;or Replacing Air Filter

Instructions for cleaning or replacing the air filter.

Blower Motor and Wheel

Procedures for cleaning the blower motor and wheel.

Cleaning Heat Exchanger

Steps for cleaning heat exchangers, with warnings for severe build-up.

Parts Replacement Information Guide

Casing Group

List of replacement parts related to the furnace casing.

Electrical Group

List of replacement parts for electrical components.

Blower Group

List of replacement parts for blower assembly components.

Gas Control Group

List of replacement parts for gas control system components.

Heat Exchanger Group

List of replacement parts for heat exchanger components.

Inducer Group

List of replacement parts for inducer assembly components.

Payne PG8MAA Series G Specifications

General IconGeneral
TypeGas Furnace
Efficiency80% AFUE
Blower MotorMulti-speed
Ignition SystemHot Surface Ignition
Heat Exchanger MaterialAluminized Steel
StagesSingle-stage
Warranty10-year parts limited warranty
Heating Capacity40, 000 to 120, 000 BTU/h

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