Product Overview
The ICM291 Carrier Replacement Furnace Control Module / Board. This board controls inducer fan motor, blower fan and monitors limit switches.
- Direct Spark Ignition (DSI) control board
- Microprocessor-based
- Controls combustion, blower and indoor fan motors; spark ignitor; and the gas valve
- Monitors timing, trial for ignition, flame sensing and lockout
- 100% lockout safety feature
- Compatible with LP or Natural Gas
- Status LED for fault
Specifications:
- Control Voltage: 24 VAC (18-30 VAC), 60 Hz
- Line Voltage: 208/230 VAC, 60 Hz
- Timing:
- Pre-Purge: 45 seconds
- Trial for Ignition: 5+2 seconds
- Retry Period: Every 20 seconds for 15 minutes
- Lockout: Manual reset
- Post-Purge: 45 seconds
- LED Indicators:
- Red LED: Steady ON-normal operation;
- Flashing-fault codes Inputs:
- Power: RT and C
- Thermostat Interface: R,W, and G
- Safety Switches: RS, LS, and CS
- Combustion Motor Hall Effect Sensor
- Flame Sensing Outputs:
- Spark – Gas Valve: GV
- Combustion Motor: CM
- Blower Motor: BM
- Indoor Fan Motor: IFO
Dimensions:
- 1.875"h x 7"w x 5"l
Replaces:
- Carrier: LH33WP003, LH33WP003A
- ICP: 1171166
Tech Specs
California residents see Prop 65 WARNINGS
WARNING!
Warning: Cancer and Reproductive Harm - www.p65warnings.ca.gov
