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  • Direct Spark Ignition (DSI) control board
  • Microprocessor-based
  • Controls Induced Draft and indoor blower motors; humidifier output, spark ignitor and gas valve
  • Monitors timing, trial for ignition, flame sensing and lockout
  • 100% lockout safety feature
  • Compatible with LP or Natural Gas
  • Status LEDs for fault codes to aid in troubleshooting
  • Power cons: 0.3A plus gas valve current at 24 VAC
  • Operating temp: -40°C (-40°F) to 75°C (176°F)
  • Timing:
    • Pre-purge: 30 seconds
    • Trial for ignition: 7 seconds
    • Retries: 2 groups of 2, 30 seconds delay within the group and 3 minutes delay between groups
    • Lockout: 1 hour
    • Post-purge: 90, 120, 160 and 180 seconds
  • Inputs:
    • Power: 24 VAC and COM
    • Thermostat interface: R, W, Y and G
    • System switches: Vent Pressure and Limit switches (Main and Over-temperature switches in series)
    • Flame Sensing
    • Heat blower OFF delay: SW1 toggle switch
  • Outputs
    • Spark: SE
    • Gas Valve: GV
    • Inducer draft motor: IDM
    • Electric Air Cleaner: EAC
    • Humidifier relay: HUM
    • Heat/Cool relay: H/C
    • Blower motor: FAN, COOL and HEAT speeds
  • LED indicators
    • Power, green LED: PWR
    • Status, green LED: OK
    • Flame status, yellow LED: FLAME
Control Voltage 24 VAC (18-30 VAC), 60 Hz
Voltage Line: 115 VAC, 60 Hz
Operating Temp. °F -40°F to 176°F
Rheem 62-24140-04
Industry No. 903106

Item ID : ICM ICM292