Lennox International Inc G32Q3-75 Assembly, High Heat, Cover, GAS Valve, Access Panel AIR, Box

Page 3

GLASS FIBER GASKET

FRESH AIR

INTAKE FITTING

BURNERBOX

ASSEMBLY

/

.

_I

 

 

/

 

 

PATCH

 

 

FLUE COLLAR

TOP CAP

HEADER

BOX

CABINET

(COLLECTORTH__

PATCH PLATE WITH

lBARBED FITTING

WARM

AND FLAME

ROLL-OUT SWITCH

DuralokPlus TM

FLUE

FLAME

SIGHT p

RESSURE-.

swrrcH

GLASS

/

 

 

 

BURNER BOX

 

/

HIGH HEAT

 

 

COVER

]3NO-STAGE

PRESSURE

GAS VALVE AND

SWITCH

 

MANIFOLD

(-75 only)

BURNER

ACCESS

PANEL

AIR

ORIFICE

BLOWER

ACCESS

DOORz-/"

COLD HEADER

(COLLECTOR)

BOX

TWO-SPEED

COMBUSTION AIR

INDUCER

HEAT EXCHANGER

ASSEMBLY

4.SUPPLY AIR

S/" _

BLOWER

CONDENSERCOIL

CONTROL TRANSFORMER

CONTROL VOLTAGE

CIRCUIT BREAKER

TWO-STAGE CONTROL BOARD

LBOARD

DOOR INTERLOCK SWITCH

FIGURE 1

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Contents Lennox AIR Outlet TOP ViewDoor Interlock Switch AssemblyAccess Panel AIR AccessInches mrn Shipping Damage Insta!iatton Setttng EquipmentKnockout Pattern for Bottom Return AIR Application Bottom Return Filter InstallationSide Return Filter Installation in.turn Bottom Return Air ApplicationsFilter Door Assembly Piping and Fittings SpecificationsSupply Air Plenum BTU Termination KitsG32-100 or -125 with 3 IN. Venting OUTIventingractl es Pipe Resized to approach the minimum size as deterTopview WallringkitWall Ringtermination OutsidewallWall Termination Exhaust Termination IntakeExhaarus Front View ExhaustFront View ,, l/EXHAUST Vent Side ViewNipplebootorcap Adapter Use the provided condensate drain adapter 3/4For Right-Hand Side Condensate Exit Right Side Piping Condensate PlumbingGroundjoint type Left Side PipingGAS Pipe Capacity ft.3/hr Im31hrl Connections factory- and field-installed for gas leaksPrecautions and Procedures Electrostatic Discharge ESDG32Q and Condensing Unit Interior MAKE-UP BOX InstallationExterior MAKE-UP BOX Installation Hole in the cabinet. a snaphole plug is providedtoSurelight Integrated Control Board G32Q Control BOXG32Q TWO-STAGE Control Board Typical G32Q Field Wiring DiagramTypical G32Q Schematic Wiring Diagram GAS Valve Shown in OFF Position For Your Safety Read Before OperatingHoneywell VR8205 Series GAS Valve Turn gas valve knob to on positionOperation sequence followssteps 1 through4 as out KBtuhDIFFERENTIALPRESSURESWITCHCIRCUITRY Manifold Pressure Measurement & AdjustmentTemperature Rise Annual ServiceBlower Speeds Cleaning DuralokPlus TM Heat Exchanger Bushing.Reconnect wires275F 135C Reinstallthe screws to secure the burner box cover Cleaning the Bumer AssemblySimultaneous CabinetBlower Parts Heating PartsOperation Normal Heating ModeAbnormal Heating Mode Heating SequenceGAS Valve OFF. Combustion AIR Normal Heating Mode AbnormalIndoor Blower on Delay Begins Flame SignalCombustion AIR Inducer on for 2.5 Minutes High Heat GAS Valve OPEN? 8 SEC. DelayPressure Switch Watchguard Combustion AIR Inducer IprepurgeGPRRoOuPNEDRELYI Normal Cooling Mode Abnormal Cooling ModeTH Ermostat InstallerJob Number Heating Section
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