Low cost, direct replacement board for Goodman, Janitrol, TI, White-Rodgers and UTEC
Microprocessor based design for precise timing
Functions with all 24 VAC thermostats
Diagnostic fault codes (blinking LED) for simple troubleshooting
Twining compatible with another ICM280
For 80+ and 90+ applications
9-pin card slot connection and 9-pin Molex connector on board
UL recognized
Specifications
Environment: Ambient Temperature - Operating: -40ºF to 176ºF - Storage: -40ºF to 185ºF Humidity: 5% to 95% R.H. (non-condensing) @ +55ºF Vibration: 13.8Hz @ 0.2 Gs for one hour in each orthogonal axis Flame Speed: UL 94-VO rating
Electrical: Voltage Range: Line (98 to 132 VAC) @ 60Hz Ignitor: 5A @ 120 VAC Cool Blower: 10A, 2 HP, 240 VAC Heat: 5A, 240 VAC Inducer Motor: 4A, FLA-8.0 LRA @ 120 VAC Gas Valve: 1.5A @ 30 VAC
Timing: Trial for Ignition: 7.0 seconds - Ignition activation period = 5 seconds - Flame establishing period = 2 seconds Flame Failure Response Time: 0.8 seconds maximum Inducer Pre-Purge Time: 1 Second Inducer Post-Purge Time: - 25 seconds 80% furnace - 29 seconds 90% furnace Ignitor Warm Up Time: - 15 seconds, first trial - 20 seconds, second and third ignition trials Total Trials for Ignition: 3 (automatically reset after one hour) Heat Blower on Delay: 30 seconds Heat Blower Off Delays: 90, 120 and 150 seconds Cool Blower on Delay: 5 seconds Cool Blower Off Delay: 60 seconds
Status LEDs: LED ON: No fault OFF: Gas valve fault detected 1: Ignition failure (after 3 tries and start of soft lockout) 2: Pressure switch stuck closed 3: Pressure switch failed to close 4: Limit switch failed open 5: Flame present with gas valve output off 6: Brownout voltage 7: Fault twinning Rapid Flashing: Wrong polarity of 120VAC and Neutral
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