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GLASS FIBER GASKET
FRESH AIR
INTAKE FITTING
BURNERBOX
ASSEMBLY
PATCH
FLUE COLLAR
TOP CAP
WARM
HEADER
_I (COLLECTORTH__
. BOX
/
/ PATCH PLATE WITH
l BARBED FITTING
AND FLAME
ROLL-OUT SWITCH
FLUE
DuralokPlus TM
HEAT EXCHANGER
ASSEMBLY
CABINET
RESSURE-.
FLAME SIGHT p swrrcH
GLASS
/
BURNER BOX /
HIGH HEAT
COVER ]3NO-STAGE PRESSURE
GAS VALVE AND SWITCH
MANIFOLD (-75 only)
BURNER
ACCESS
PANEL
BLOWER
ACCESS
DOOR
TWO-SPEED
COMBUSTION AIR
INDUCER
AIR
ORIFICE
z-/"
COLD HEADER
(COLLECTOR)
BOX
4. SUPPLY
AIR
S/" _ BLOWER
DOOR INTERLOCK SWITCH
CONDENSERCOIL
CONTROL TRANSFORMER
CONTROL VOLTAGE
CIRCUIT BREAKER
TWO-STAGE CONTROL BOARD
LBOARD
FIGURE 1
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