White Rodgers FL9S, PS9 service manual Section I USER’S Information, Table of Contents, Safety

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USER’S INFORMATION, MAINTENANCE AND SERVICE MANUAL

HIGH EFFICIENCY

TUBULAR HEAT EXCHANGER SERIES

MODELS: PS9 / FC9S / FL9S (Single Stage Downflow/Horizontal)

EFFICIENCY

RATING

CERTIFIED

ISO 9001

Certified Quality

Management System

TABLE OF CONTENTS

CONTACT INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

USER’S INFORMATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

SAFETY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1

INSTRUCTIONS FOR EXAMINING THE

FURNACE INSTALLATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 HOW YOUR GAS FURNACE WORKS . . . . . . . . . . . . . . . . . . . . . . 3 START-UP AND SHUTDOWN INSTRUCTIONS . . . . . . . . . . . . . . . 3

Read the Instructions Below Before Trying to Start the

Furnace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Operating Instructions: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 To Turn Off the Appliance: . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 FURNACE USER MAINTENANCE . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Blower Care . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Air Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Removing Filters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 Motor Lubrication . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

SERVICE AND MAINTENANCE MANUAL . . . . . . . . . . . . . . . . . . . . . 5 SAFETY SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

FURNACE MAINTENANCE SECTION . . . . . . . . . . . . . . . . . . . . . . .5

SEQUENCE OF OPERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Continuous Blower . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Intermittent Blower - Cooling . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Heating Cycle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5

Hot Surface Ignition System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

FURNACE CLEANING SECTION . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Burner Removal/Cleaning . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Cleaning the Heat Exchanger . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

Cleaning the Secondary Heat Exchanger . . . . . . . . . . . . . . . . . . .6

Cleaning the Vent / Air Intake System . . . . . . . . . . . . . . . . . . . . . .6

TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6

FURNACE CONTROL DIAGNOSTICS . . . . . . . . . . . . . . . . . . . . . . .6

DIAGNOSTIC FAULT CODE STORAGE AND RETRIEVAL . . . . . .7

REPLACEMENT PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8 REPLACEMENT PART CONTACT INFORMATION . . . . . . . . . . . . .10 WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .11 LIMITED WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12

CONTACT INFORMATION

•Go to website at www.york.com click on “contact”, then click on “contact form” and follow the instructions.

•Contact us by mail:

York International

Consumer Relations

5005 York Drive

Norman, OK 73069

The manufacturer recommends that the user read all sec- tions of this manual and keep the manual for future refer- ence.

FIRE OR EXPLOSION HAZARD - Failure to follow safety warnings exactly could result in serious injury, death, or prop- erty damage.

—Do not store or use gasoline or other flammable vapors and liquids in the vicinity of this or any other appli- ance.

—WHAT TO DO IF YOU SMELL GAS:

•Do not try to light any appliance.

•Do not touch any electrical switch; do not use any phone (including cell phone) in your building.

•Leave the building immediately.

•Immediately call your gas supplier from a neighbor’s phone. Follow the gas supplier’s instructions.

•If you cannot reach your gas supplier, call the fire depart- ment.

—Installation and service must be performed by a quali- fied installer, service agency or the gas supplier.

SECTION I: USER’S INFORMATION

SAFETY

1.The furnace area must be kept clear and free of combustible mate- rials, gasoline and other flammable vapors and liquids.

2.Insulating materials may be combustible. The furnace must be kept free and clear of insulating materials. The furnace area must be examined when installed in an attic or other insulated space or when insulation is added to be sure that the insulation material has been kept away from the furnace.

3.The furnace needs air for combustion in order to operate properly and safely. Do not block or obstruct air openings on the furnace, air openings to the area where the furnace is installed, or spaces around the furnace.

4.Follow the instructions exactly as shown on the OPERATING INSTRUCTION LABEL or the Start-up and Shutdown Instructions on Page 3 of this manual when lighting the furnace or turning the furnace off.

5.Should the gas supply fail to shut off or if overheating occurs, shut off the gas valve to the furnace before shutting off the electrical supply.

6.Do not use this furnace if any part has been under water. A flood- damaged furnace is extremely dangerous. Attempts to use the fur- nace can result in fire or explosion. A qualified service agency should be contacted to inspect the furnace and replace all gas controls, control system parts, electrical parts that have been wet or the furnace if deemed necessary.

127237-UUM-A-0605

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Contents Safety Table of ContentsSection I USER’S Information Contact InformationInstructions for Examining the Furnace To Turn Off the Appliance HOW Your GAS Furnace WorksSTART-UP and Shutdown Instructions Operating InstructionsBlower Care Furnace User MaintenanceAir Filters Removing FiltersSafety Section Section II Service and Maintenance ManualFurnace Maintenance Section Sequence of OperationTroubleshooting Furnace Cleaning SectionFurnace Control Diagnostics Furnace Control Event Schedule Diagnostic Fault Code Storage and RetrievalSection III Replacement Parts List Description Model no Description Used with Field Installed Accessories NON-ELECTRICALWiring Diagram Section IV Wiring DiagramUnitary 5005 Norman Products York Group Drive 73069 Exclusions

FC9S, PS9, FL9S specifications

White Rodgers is a renowned name in the HVAC industry, and their line of gas control units, including the PS9, FC9S, and FL9S models, exemplifies innovation and reliability. These products are designed to offer precise gas control for a wide range of heating applications, making them essential components in modern heating systems.

The White Rodgers PS9 is an integrated gas valve that combines multiple functionalities into a single unit. This model features a compact design that allows it to fit into tight spaces while still providing alignment with various burner types. The PS9 incorporates a user-friendly wiring connection system, facilitating easier installation and maintenance. With its adjustable pressure settings, this model can optimize performance in diverse heating scenarios, ensuring users can enjoy efficient and effective temperature control.

The FC9S model enhances user experience with its advanced safety features. It is equipped with a built-in safety switch that cuts off gas supply in the event of a malfunction. Additionally, the FC9S features a self-diagnostic capability, which allows it to detect system faults and provide feedback for more straightforward troubleshooting. This feature not only improves operational safety but also minimizes downtime in heating systems.

The FL9S model stands out for its versatility and adaptability. Designed for a variety of applications, the FL9S works efficiently in both residential and commercial settings. It supports multiple gas types, including natural gas and propane, making it a flexible choice for users with different heating needs. Like its counterparts, the FL9S also features robust construction to withstand varying environmental conditions, ensuring longevity and reliability in heat applications.

Across these models, White Rodgers utilizes high-quality materials and state-of-the-art manufacturing processes. Each unit is subjected to rigorous testing to ensure it meets industry standards for safety and efficiency. Moreover, the incorporation of energy-saving technologies in these gas valves aligns with growing environmental considerations, making them an excellent investment for those looking to enhance their heating systems.

In conclusion, the White Rodgers PS9, FC9S, and FL9S models represent cutting-edge technology in gas control solutions, providing essential features for reliability, safety, and efficiency in heating applications. Whether for residential or commercial use, these units are engineered to meet the demands of modern heating, making them a trusted choice for HVAC professionals and homeowners alike.
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