Lennox International Inc G24-200 G24−200 Parts Arrangement, G24−200 HEAT SECTION AND CABINET

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G24−200 Parts Arrangement

G24−200 Parts Arrangement

G24−200 HEAT SECTION AND CABINET

*(THIS UNIT CONTAINS TWO HEAT SECTIONS. EACH HEAT SECTION CONTAINS ONE OF THESE ITEMS.)

LIMIT CONTROL*

PRESSURE SWITCH*

LEFT SIDE PANEL

FLUE BOX GASKET*

COMBUSTION

AIR BLOWER*

FLUE BOX*

BURNER RETENTION

BRACKET*

FLAME ROLLOUT

SWITCH*

BURNER MTG

BRACKET*

SENSOR*

IGNITOR*

GAS VALVE*

(two-stage)

CABINET TOP

HEAT EXCHANGER ASSEMBLY*

FLEXIBLE CONNECTOR

PRESSURE SWITCH*

IGNITION CONTROL*

REAR PANEL − TOP

CONTROL BOX

REAR PANEL − BOTTOM

RIGHT SIDE PANEL

MAKE−UP BOX*

HEATING COMPARTMENT ACCESS

PANEL*

BLOWER COMPARTMENT AC-

CESS PANEL

CENTER MULLION

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Contents INSTALLATION INSTRUCTIONS G24-200 2P0805P504613M WHAT TO DO IF YOU SMELL GASG24−200 Unit Dimensions − inches mm PageG24−200 Filter Box Dimensions − inches mm SIDE VIEWBACK VIEW TOP VIEWG24−200 HEAT SECTION AND CABINET G24−200 Parts ArrangementPage G24−200 BLOWER SECTION G24−200 Parts Arrangement ContinuedPage G24−200 Gas Furnace SafetyShipping and Packing List setting General Combustion, Dilution & Ventilation AirCements and glues EQUIPMENT IN CONFINED SPACE ALL AIR FROM INSIDE Setting Equipment Return Air Plenum / Filter Box InstallationBOTTOM RETURN AIR FILTER BOX INSTALLATION PageBlower Motor / Drive Installation Duct SystemVenting Venting Using a Masonry Chimney Page Page SERVING A SINGLE CATEGORY I APPLIANCE PageSERVING A SINGLE CATEGORY I APPLIANCE PageVENT CONNECTOR CAPACITY SERVING TWO OR MORE CATEGORY I APPLIANCESSERVING TWO OR MORE CATEGORY I APPLIANCES COMMON VENT CAPACITYPage CARBON MONOXIDE POISONING HAZARD VENT TERMINATION CLEARANCES FOR INSTALLATIONS IN THE USA AND CANADAPage Horizontal Venting Gas Piping FIRE OR EXPLOSION HAZARD Electrical G24−200 FIELD WIRING DIAGRAM 120V SINGLE PH 60HZ Alternate make-upbox right side Alternate make-upG24-200FIELD WIRING DIAGRAM G24−200 FIELD WIRING DIAGRAM G UNITS − 460V 3PH 60HZJ UNITS − 575V 3PH 60HZ Alternate make-upFIGURE Page WIRING SCHEMATIC DIAGRAM FOR G24−200 P UNITS − 208/230V 1PH 60 HZY UNITS − 208/230V 3PH 60HZ G UNITS − 460V 3PH 60HZUnit Start−Up Heating Sequence of Operation Other Unit Adjustments and Operation Gas Pressure AdjustmentHigh Altitude Information Temperature Rise Setting blower CFM TABLE DRIVE KIT SPECIFICATIONS TABLE ACCESSORY AIR RESISTANCEPage Repair Parts List G24−200 Start−up and Performance Check ListTroubleshooting NORMAL HEATING MODEABNORMAL HEATING MODE Page3 − OFF NO POWER OR DETECTED FAULT NORMAL HEATING MODEABNORMAL HEATING MODE LED CODESPOWER ON THERMOSTAT CALLS FOR HEAT W1 ENERGIZED IS THE S10 S99 HIGH LIMIT CLOSED? YES COOLING SEQUENCE OF OPERATION FOR TWO CONDENSING UNITSFOR A SINGLE CONDENSING UNIT MANUAL FAN OPERATION