Nordyne Replacement Boards
Furnace Control Boards

ICM2805A

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Nordyne Replacement Boards
Furnace Control Boards

ICM2805A

Low-Cost, Form, Fit and Functional Replacement Board
The ICM2805A is a low-cost replacement for Nordyne 624631 furnace control board which is used to control gas valve, inducer draft motor, circulating blower and hot surface ignitor.
  • Low cost, form, fit and functional replacement control board
  • Controls gas valve, inducer draft motor, circulating blower and hot surface ignitor
  • Monitors timing, trial for ignition, flame sensing, lockout, plus pressure, roll out and limit switches
  • Microprocessor-based precision
  • Twinning compatible with another ICM2805A furnace control
  • Diagnostic LEDs aid in testing and troubleshooting
Line Voltage Range: 120/240 VAC @ 60 Hz
Ignitor: 5A, 120 VAC
Cool Blower: 10A, 2HP, 240 VAC
Heat: 5A, 1/2 HP, 250 VAC
Inducer Blower: 4A, 120 VAC
Gas Valve: 1A, 24 VAC
Humidifier Motor: 0.5A, 24 VAC
Electronic Air Cleaner: 1A, 120 VAC
Weight/Dimensions
  • Weight: 0.4 lbs.
  • Height: 1.5″
  • Width: 6″
  • Length: 4.5″
Sell Sheet
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Installation Guide
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Wiring Diagram For Models G(3,4)R(-) Gas Furnaces with UTEC Control Board
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Wiring Diagram for 80 and 90 Model Furnaces
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Replaces:

Nordyne: 624631, 624631B (for use with G3, G4, G5, G6, M2 and M3 furnace modules)