Product Overview
ICM2812
FURNACE CONTROL MODULE
LIS275
Specifications
Electrical
• Control voltage: 24 VAC (18-30 VAC)
• Line voltage: 120 VAC
• Operating temperature: -40˚to 175˚F (-40˚to 80˚C)
• HSI Hot Surface Ignitor: 6 amp @ 120 VAC
• Gas Valve: 1.5 amp @ 24 VAC
• Inducer draft motor: 2.2 FLA @120 VAC
• Blower motor: 14.5 FLA @ 120 VAC
Environmental
• Operating Temp Range: -40° to 176°F (-40° to 80°C)
• Humidity Range: 5 to 95% relative humidity
(non-condensing)
Replaces
The ICM2812 is a universal board only replacement for the
White-Rodgers 50M56U-843 and more than 150 competi-
tive part numbers. Download the ICM Controls app for full
cross reference information.
Features
• Hot Surface Ignition (HSI) control
board
• Microprocessor-based
• Monitors timing, trial for ignition,
system switches, flame sensing
and lockout
• 100% lockout safety feature
• Compatible with LP or Natural Gas
• LED indication for status and fault
codes to aid in troubleshooting
Ordering Information
• Board only: ICM2812
• Kit with harness: ICM2812 Kit
Conforms to UL STDs 60730-1 and 60730-2-5.
Certied to CSA STD E60730-1 and CSA STD
C22.2#60730-2-5
Manufactured in a state of the art vertically
integrated ISO9001:2015 facility
Quality Built to the Highest Standards
Form, t and functional design for wire to wire
replacement
Redundant Gas valve design conforms to ANSI Z21.20
Circuit board design incorporates double sided,
plated, through-hole construction for high reliability