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International Comfort Products CHP042AKA1 Ignition Control Board
The main reason to have an ignition control board is that it checks the gas valve, the igniter and some other sensors. It has always been a vital safety device that is usually a piece of the main circuit board for the sake of being more efficient.
Key signs of a weak main ignition board
- Ignition cycle fails to activate when called upon
- The on-signal from the thermostat does not get to the control board
- Every other potential issue throughout the system checked out to be acceptable
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