Louisville Tin and Stove 90N50A, 90N75A Contents, Introduction, Floor Furnace Specifications

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CONTENTS:

Introduction

2

Specifications

2

Safety Rules

2

Helpful Installation Information

3

Installation Requirements

3

Furnace Location

4

Fresh Air for Combustion & Venting

4

Cutting the Floor Opening

5

Setting the Floor Furnace

5

Installing the Draft Hood

6

Connecting the Vent

6

Gas Supply and Piping

8

Checking the Gas Piping

9

Thermostat Installation

10

Lighting

11

To Turn Off Gas

11

Adjusting the Pilot Flame

12

Orifice Charts

12

Adjusting the Main Burner

12

Optional Operation

13

Maintenance

14

Trouble Shooting

15

Repair Parts

16

Warranty

18

INTRODUCTION

THIS IS A GAS-FIRED, GRAVITY VENTED FLOOR FURNACE THAT WILL OPERATE SAFELY AND PROVIDE AN EFFICIENT SOURCE OF HEAT WHEN INSTALLED, OPERATED AND MAINTAINED AS RECOMMENDED IN THESE INSTALLATION AND OPERATING INSTRUCTIONS. READ THESE INSTRUCTIONS THOROUGHLY BEFORE INSTALLING, SERVICING, OR USING THE APPLIANCE. IF YOU DO NOT UNDERSTAND ANY PART OF THESE INSTRUCTIONS, CONSULT LOCAL AUTHORITIES, OTHER QUALIFIED INSTALLERS, SERVICE AGENCIES, THE GAS SUPPLIER OR THE MANUFACTURER.

FLOOR FURNACE SPECIFICATIONS

Your floor furnace and drafthood are packed together in one master carton. The carton containing the floor furnace also contains the thermostat, thermostat wire, insulated staples, furnace key and lighter rod. The drafthood is packed in its own carton within the master pack and contains screws and rope-like gasket material for attaching and sealing the draft hood to the floor furnace. Check the model numbers on the two cartons to be sure they match.

MODEL NUMBER – NAT. GAS

90N30A

90N50A

90N65A

90N75A

Hourly BTU Input

30,000

50,000

62,000

75,000

Width and Length

14”x32”

22”x32”

24”x38”

26”x42”

Overall Height

29-1/4”

29-1/4”

29-7/8”

30-7/8”

Overall Grille Size

16”x34-c

24”x34”

26”x40”

28”x44”

Size of Floor Opening

143”x323

222”x322

242”x382

262”x422

Gas Pipe Size at Furnace

½”

½”

½”

½”

Vent Pipe Size

4”

4”

5”

5”

Floor to Center Line of Vent

22”

22”

22”

22”

SAFETY RULES

1.WARNING: IMPROPER INSTALLATION, ADJUSTMENT, ALTERATION, SERVICE OR MAINTENANCE CAN CAUSE PROPERTY DAMAGE, PERSONAL INJURY OR LOSS OF LIFE. INSTALLATION AND SERVICE MUST BE PERFORMED BY A QUALIFIED INSTALLER, SERVICE AGENCY OR THE GAS SUPPLIER. KEEP BURNER AND CONTROL COMPARTMENT CLEAN. SEE INSTALLATION AND OPERATING INSTRUCTIONS ACCOMPANYING APPLIANCE. DUE TO HIGH SURFACE TEMPERATURES KEEP CHILDREN, CLOTHING AND FURNITURE AWAY.

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Contents Millivolt Control System Natural GAS What to do if YOU Smell GASSafety Rules ContentsFloor Furnace Specifications IntroductionHelpful Installation Information Installation RequirementsFloor Furnace Location Fresh AIR for Combustion and VentingFloor Setting the Floor FurnaceCutting the Floor Opening FurnaceInstalling the Draft Hood Connecting the VentSafe Unsafe Recommended GAS Tubing and Pipe Sizes Capacity *L.P. GAS GAS Supply and PipingGAS Pipe Sizes Capacity *NATURAL GAS Ground Joint Union Manual Valve Supply Sediment Trap Connecting the GAS PipingGAS Valve TEE Additional L.P. GAS RequirementsThermostat Installation Wire AS Indicated See FigureFor Your Safety Read Before Lighting What to do if YOU Smell GASVent System Adjusting the Pilot FlameAdjusting the Burner Burner OrificeOption Limit SwitchOptional Operation Service Record Maintenance InstructionsTo Clean Burner Trouble Shooting Chart Main Burner Symptom Possible Causes Corrective ActionModels Included 40 34 Burner Assembly forBurner Assembly for 90N30A 90N50A 90N65A 90N75A This is not AN Advertisement If YOU Smell GAS, DON’T Light ITIf YOU CAN’T Light IT DON’T Fight IT Limited Warranty Table a

90N50A, 90N30A, 90N65A, 90N75A specifications

Louisville Tin and Stove has established a reputation for quality and innovation in the heating and cooling industry with its line of products, particularly the 90N65A, 90N50A, 90N75A, and 90N30A models. Each of these units boasts distinctive features, technologies, and characteristics that cater to a variety of residential and commercial needs.

The 90N65A model stands out for its impressive energy efficiency, designed to operate at an efficiency rating of up to 95%. This model employs advanced condensing technology, which allows it to extract more heat from the combustion process, significantly reducing energy costs for users. Moreover, its variable speed blower promotes quiet operation while optimizing airflow, ensuring that spaces are comfortably heated or cooled without excessive noise.

In contrast, the 90N50A model is engineered for versatility and compactness. This makes it an ideal choice for smaller homes or tight spaces where every inch counts. Despite its size, the 90N50A does not compromise on performance, delivering robust heating capabilities with an efficiency rating also reaching up to 94%. Its straightforward installation process, along with its user-friendly interface, allows for quick setup and ease of operation, appealing to both homeowners and technicians.

The 90N75A model is tailored for larger environments, with a higher BTU output designed to keep extensive areas warm even during the coldest months. It features dual heat exchangers that enhance durability and thermal efficiency, ensuring a longer lifespan. Furthermore, the integrated smart technology allows homeowners to monitor and adjust settings remotely, providing ultimate convenience and control over indoor climates.

Finally, the 90N30A serves as a budget-friendly option without sacrificing quality or efficiency. It incorporates a simplified design that ensures reliability while still achieving a commendable efficiency rating. Ideal for those seeking an economical heating solution, the 90N30A supports both natural gas and propane fuel options, making it adaptable to various energy sources.

All models highlight Louisville Tin and Stove's commitment to sustainability and reducing environmental impact. By incorporating innovative technologies such as modulating burners and advanced heat exchangers, these units not only comply with modern regulatory standards but also contribute to a greener planet. In summary, the Louisville Tin and Stove series—90N65A, 90N50A, 90N75A, and 90N30A—offers a robust selection of heating solutions that cater to diverse needs, emphasizing efficiency, performance, and adaptability.