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International Comfort Products PHF048K000A Ignition Control Board
Another safety feature is the ignition control board, which has control over the main gas intake valve, the igniter and a few other devices. The ignition control board was always an important circuit board that some manufacturers have decided to blend to be a vital part of the main control board instead of having two separate boards.
Signals your ignition control board has to be replaced
- Signal from remote thermostat does not show up at the main board
- The ignition cycle is unable to begin when called upon
- Every other potential issue in the system checks out in good condition
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