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

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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