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WELCOME TO TODAY'S GENERATION
OF COMFORT
Congratulations! Your new, higher efficiency gas furnace is a
sound investment which will reward you and your fanfily with
years of warm memories winter after winter.
Not only is your new furnace energy efficient, it is also extremely
reliable. Spend just a few nfinutes with this booklet to learn about
the operation of your new furnace--and the small amount of
maintenance it takes to keep it operating at peak efficiency. Years
went into the development of your new furnace. Take a little time
now to assure its most efficient operation for years to come.
TABLE OF CONTENTS
WELCOME TO A NEW GENERATION OF COMFORT .... 2
FURNACE COMPONENTS ........................... 2
GENERAL FURNACE SAFETY ....................... 2
IMPORTANT FACTS ................................ 3
SAFETY CONSIDERATIONS ......................... 3
BEFORE STARTING YOUR FURNACE ................. 3
STARTING YOUR FURNACE ......................... 4
SHUTTING DOWN YOUR FURNACE .................. 5
PERFORMING ROUTINE MAINTENANCE ............. 6
FILTERING OUT TROUBLE .......................... 6
COMBUSTION AREA AND VENT SYSTEM ............ 8
BEFORE YOU REQUEST A SERVICE CALL ............ 8
MAINTENANCE CHECKLIST ........................ 9
INSTALLATION DATA ............................. 10
GENERAL FURNACE SAFETY
COMBUSTIBLE MATERIALS, GASOLINE WARNING .... 1
FLOOD DAMAGE WARNING ........................ 1
FIRE OR EXPLOSION HAZARD WARNING .............. 1
CARBON MONOXIDE WARNING ..................... 1
FURNACE MUST BE KEPT FREE AND CLEAR OF
INSULATING MATERIAL WARNING ................... 3
STARTING (LIGHTING) AND SHUTTING DOWN THE
FURNACE WARNING .............................. 4,5
PROPER FURNACE SHUTDOWN PROCEDURES ....... 5
SERVICE AND MAINTENANCE ELECTRICAL HAZARD
WARNING ..................................... 6
IMPROPER VENT WARNING ......................... 6
SHARP EDGES CAUTION .......................... 6
NO FILTER CAUTION ............................. 6
FILTER ROD MODIFICATION CAUTION .............. 7
DIRT, RUST, OR ACCUMULATION CAUTION ........... 8
FURNACE NEEDS AIR FOR COMBUSTION AND
VENTILATION WARNING ........................... 8
DRAFT SAFEGUARD SWITCH CAUTION .............. 8
FURNACE COMPONENTS
(Furnace shown in upflow position; may be used in downflow or
horizontal orientation or applications. Vent Elbow may be turned
to a different position, depending on type of installation)
INDUCER MOTOR
ASSEMBLY
PRESSURE
SWITCH
FLUE COLLECTOR
BOX
GAS VALVE --
MANUAL RESET
UMIT SWITCHE S
HOT SURFACE
IGNITOR
BLOWER
DOOR SAFETY
SWITCH
FURNACE
CONTROL
BOARD
A10259
Fig. 1 - 80% AFUE Single Stage Furnace Components
INDUCER MOTOR
ASSEMBLY
SWITCHES
FLUE COLLECTOR__
BOX
GAS VALVE
MANUALRESET
LIMIT SWITCHES q
HOTSURFACE m
IGNITOR
BLOWERDOOR
SAFETY SWITCH
FURNACE CONTROL
BOARD
A10260
Fig. 2 - 80% AFUE Two-Stage Furnace Components