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ICM Controls Fan Blower Control Board Part Number ICM292. Replacement for Rheem: 62-24140-04 If using this board to replace a twin heat system you must replace both boards with the same ICM292 for the twin feature to work correctly Features:Low cost form, fit and functional replacement for Rheem: 62-24140-04Direct Spark Ignition (DSI) controlMicroprocessor-basedControls inducer motors, air cleaner (if equipped), humidifier (if equipped), spark ignitor, and the gas valveMonitors timing, trial for ignition, system switches, flame sensing, and lockout100-percent lockout safety featureCompatible with LP or Natural gasLED indication for status and fault codes to aid in troubleshootingSpecifications:Control Voltage: 24 VAC (18-30 VAC), 60HzLine Voltage: 115 VAC, 60HzTiming:Pre-Purge: 30 secondsTrial for Ignition: 7 secondsRetries: Two groups of two, 30 second delay within the group, and 3 minute delay between groupsLockout: 1-hourPost-Purge: 90, 120, 160 and 180 secondsInputs:Power: 24 VAC and COMThermostat Interface: R,W, Y, and GSystem Switches: Vent pressure and limit switches (main and over-temperature switches in series)Flame SensingHeat Blower OFF Delay (miniature slide switch set)Outputs:SparkGas Valve: GVInducer Draft Motor: IDMBlower Motor: FAN, COOL and HEAT speedsElectric air Cleaner: EACHumidifier Relay: HUMHeat/Cool Relay: H/CLED Indicators:Power, Green LED: PWRStatus, Green LED: OKFlame Status, Yellow LED: FLAMEComplete with installation guide. Please see all pictures.