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ICM Controls ICM291 Direct Spark Ignition (DSI) Control Board
ICM Controls ICM291 Direct Spark Ignition (DSI) Control Board
General specs
- Product codeICM291
- ManufacturerICM Controls
- SKUICM291
Dimensions
- Dimensions5.00in x 7.00in x 1.88in
- Weight0.50 lb
ICM Controls ICM291 Direct Spark Ignition (DSI) Control Board
Description:
The ICM291 control is low cost form, fit and functional replacement board for Carrier: LH33WP003A circuit boards.
It controls inducer fan motor, blower fan and monitors limit switches.
The ICM291 has incorporated LED diagnostics to assist in troubleshooting.
Fault code information can be found in the application guide.
Please refer to the application guide with the furnace installation manual for future reference.
General Features:
Low cost form, fit and functional replacement for Carrier: LH33WP003A
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:
Product Type | Control Board |
Operating Temp Range | -40° to 176°F |
Control Voltage | 24 VAC (18-30 VAC), 60 Hz |
Line Voltage | 208/230 VAC |
Frequency | 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 |
Replaces:
Carrier | LH33WP003, LH33WP003A |
ICP | 1171166 |
ICM | ICM290A |
Dimensions:
Product Height (in.): 1.875”
Product Width (in.): 7”
Product Depth (in.): 5”
Unit Weight: 0.5 lbs.