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International Comfort Products TCH218AKA1 Ignition Control Board
The ignition control board is a safety device that governs gas intake, the igniter and the flame sensing circuits. It is an important electronic safety board that some manufacturers have decided to blend to be a major component of the main board for enhanced safety.
Indications of a declining ignition control board
- The primary ignition sequence declines to initiate when it receives a proper signal
- Any other potential problem in the system is explored and ends up being in good health
- Signal from thermostat never reaches the main board
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