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International Comfort Products NTC5075BFD1 Ignition Control Board
An ignition control board regulates the main gas intake valve, the ignition ignitor and the flame sensing circuits. It has been a very important safety device that, over the years, has merged to become a standard part of the main board for safety reasons.
Major warnings of an ailing ignition board
- HVAC ignition cycle is unable to fire up at all
- Every other device connected to the system is inspected and turns out to be in good condition
- Communication from the remote thermostat does not get to the control board
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