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International Comfort Products GPCM48L120F Ignition Control Board
An ignition control board manages the main gas intake valve, the ignition timing and other safety devices built into the system. The ignition control board was always an important circuit board that, in most cases, has become a major component of the main board for the sake of being more efficient.
Signals the major ignition board will not last the year
- Initial communication from the thermostat never does reach the main control board
- Ignition cycle is unwilling to initiate even though it is supposed to
- Any other problem within the furnace is inspected and seems to be all right
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